发布 08_Interrtupt

IMX6ULL/source/08_Interrupt/01_simple/Makefile

@@ -0,0 +1,27 @@
+
+# 1. 使用不同的开发板内核时, 一定要修改KERN_DIR
+# 2. KERN_DIR中的内核要事先配置、编译, 为了能编译内核, 要先设置下列环境变量:
+# 2.1 ARCH,          比如: export ARCH=arm64
+# 2.2 CROSS_COMPILE, 比如: export CROSS_COMPILE=aarch64-linux-gnu-
+# 2.3 PATH,          比如: export PATH=$PATH:/home/book/100ask_roc-rk3399-pc/ToolChain-6.3.1/gcc-linaro-6.3.1-2017.05-x86_64_aarch64-linux-gnu/bin 
+# 注意: 不同的开发板不同的编译器上述3个环境变量不一定相同,
+#       请参考各开发板的高级用户使用手册
+
+KERN_DIR = /home/book/100ask_imx6ull-sdk/Linux-4.9.88 # 板子所用内核源码的目录
+
+all:
+	make -C $(KERN_DIR) M=`pwd` modules 
+
+clean:
+	make -C $(KERN_DIR) M=`pwd` modules clean
+	rm -rf modules.order
+
+# 参考内核源码drivers/char/ipmi/Makefile
+# 要想把a.c, b.c编译成ab.ko, 可以这样指定:
+# ab-y := a.o b.o
+# obj-m += ab.o
+
+
+
+obj-m += gpio_key_drv.o
+

IMX6ULL/source/08_Interrupt/01_simple/device_tree/修改后100ask_imx6ull-14x14.dts

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+/*
+ * Copyright (C) 2016 Freescale Semiconductor, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/input/input.h>
+#include "imx6ull.dtsi"
+
+/ {
+    model = "Freescale i.MX6 ULL 14x14 EVK Board";
+    compatible = "fsl,imx6ull-14x14-evk", "fsl,imx6ull";
+
+    chosen {
+        stdout-path = &uart1;
+    };
+
+    memory {
+        reg = <0x80000000 0x20000000>;
+    };
+
+    reserved-memory {
+        #address-cells = <1>;
+        #size-cells = <1>;
+        ranges;
+
+        linux,cma {
+            compatible = "shared-dma-pool";
+            reusable;
+            size = <0x14000000>;
+            linux,cma-default;
+        };
+    };
+
+    backlight {
+        compatible = "pwm-backlight";
+        pwms = <&pwm1 0 1000>;
+        brightness-levels = <0 1 2 3 4 5 6 8 10>;
+        default-brightness-level = <8>;
+        status = "okay";
+    };
+
+    pxp_v4l2 {
+        compatible = "fsl,imx6ul-pxp-v4l2", "fsl,imx6sx-pxp-v4l2", "fsl,imx6sl-pxp-v4l2";
+        status = "okay";
+    };
+
+    regulators {
+        compatible = "simple-bus";
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        reg_can_3v3: regulator@0 {
+            compatible = "regulator-fixed";
+            reg = <0>;
+            regulator-name = "can-3v3";
+            regulator-min-microvolt = <3300000>;
+            regulator-max-microvolt = <3300000>;
+        };
+
+        reg_usb_ltemodule: regulator@1 {
+            compatible = "regulator-fixed";
+            regulator-name = "ltemodule-pwr";
+            regulator-min-microvolt = <3800000>;
+            regulator-max-microvolt = <3800000>;
+            gpios = <&gpio5 5 GPIO_ACTIVE_HIGH>;
+            enable-active-high;
+            regulator-boot-on;
+        };
+
+        reg_gpio_wifi: regulator@2 {
+            compatible = "regulator-fixed";
+            regulator-name = "wifi-pwr";
+            regulator-min-microvolt = <3300000>;
+            regulator-max-microvolt = <3300000>;
+            gpios = <&gpio1 10 GPIO_ACTIVE_LOW>;
+            regulator-boot-on;
+        };
+
+    };
+
+    leds {
+        compatible = "gpio-leds";
+        pinctrl-names = "default";
+        pinctrl-0 = <&pinctrl_leds>;
+        
+        status = "disabled";
+
+        led0: cpu {
+            label = "cpu";
+            gpios = <&gpio5 3 GPIO_ACTIVE_LOW>;
+            default-state = "on";
+            linux,default-trigger = "heartbeat";
+        };
+    };
+
+    gpio_keys_100ask {
+        compatible = "100ask,gpio_key";
+		gpios = <&gpio5 1 GPIO_ACTIVE_LOW
+		 &gpio4 14 GPIO_ACTIVE_LOW>;
+		
+        pinctrl-names = "default";
+        pinctrl-0 = <&key1_100ask &key2_100ask>;
+    };
+
+    gpio-keys {
+        compatible = "gpio-keys";
+        pinctrl-names = "default";
+	status = "disabled";
+
+        user1 {
+            label = "User1 Button";
+            gpios = <&gpio5 1 GPIO_ACTIVE_LOW>;
+            gpio-key,wakeup;
+            linux,code = <KEY_1>;
+        };
+        
+        user2 {
+            label = "User2 Button";
+            gpios = <&gpio4 14 GPIO_ACTIVE_LOW>;
+            gpio-key,wakeup;
+            linux,code = <KEY_2>;
+        };
+    };
+    sound {
+            compatible = "fsl,imx6ul-evk-wm8960",
+                     "fsl,imx-audio-wm8960";
+            model = "wm8960-audio";
+            cpu-dai = <&sai2>;
+            audio-codec = <&codec>;
+            asrc-controller = <&asrc>;
+            codec-master;
+            gpr = <&gpr 4 0x100000 0x100000>;
+            hp-det = <3 0>;
+            /*hp-det-gpios = <&gpio5 4 0>;
+            mic-det-gpios = <&gpio5 4 0>;*/
+            audio-routing =
+                "Headphone Jack", "HP_L",
+                "Headphone Jack", "HP_R",
+                "Ext Spk", "SPK_LP",
+                "Ext Spk", "SPK_LN",
+                "Ext Spk", "SPK_RP",
+                "Ext Spk", "SPK_RN",
+                "LINPUT2", "Mic Jack",
+                "LINPUT3", "Mic Jack",
+                "RINPUT1", "Main MIC",
+                "RINPUT2", "Main MIC",  
+                "Mic Jack", "MICB",
+                "Main MIC", "MICB",
+                "CPU-Playback", "ASRC-Playback",
+                "Playback", "CPU-Playback",
+                "ASRC-Capture", "CPU-Capture",
+                "CPU-Capture", "Capture";
+                status = "okay";
+        };
+    
+    spi4 {
+        compatible = "spi-gpio";
+        pinctrl-names = "default";
+        pinctrl-0 = <&pinctrl_spi4>;
+        pinctrl-assert-gpios = <&gpio5 8 GPIO_ACTIVE_LOW>;
+        status = "okay";
+        gpio-sck = <&gpio5 11 0>;
+        gpio-mosi = <&gpio5 10 0>;
+        cs-gpios = <&gpio5 7 0>;
+        num-chipselects = <1>;
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        gpio_spi: gpio_spi@0 {
+            compatible = "fairchild,74hc595";
+            gpio-controller;
+            #gpio-cells = <2>;
+            reg = <0>;
+            registers-number = <1>;
+            registers-default = /bits/ 8 <0x57>;
+            spi-max-frequency = <10000>;
+        };
+    };
+    
+    sii902x_reset: sii902x-reset {
+            compatible = "gpio-reset";
+            reset-gpios = <&gpio_spi 1 GPIO_ACTIVE_LOW>;
+            reset-delay-us = <100000>;
+            #reset-cells = <0>;
+            status = "okay";
+        };
+
+};
+
+&gpmi{
+    status = "disabled";
+};
+&cpu0 {
+    arm-supply = <&reg_arm>;
+    soc-supply = <&reg_soc>;
+};
+
+&clks {
+    assigned-clocks = <&clks IMX6UL_CLK_PLL4_AUDIO_DIV>;
+    assigned-clock-rates = <786432000>;
+};
+
+&fec1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_enet1>;
+    phy-mode = "rmii";
+    phy-handle = <&ethphy0>;
+    phy-reset-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>;
+    phy-reset-duration = <26>;
+    status = "okay";
+};
+
+&fec2 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_enet2>;
+    phy-mode = "rmii";
+    phy-handle = <&ethphy1>;
+    phy-reset-gpios = <&gpio5 6 GPIO_ACTIVE_LOW>;
+    phy-reset-duration = <26>;
+    status = "okay";
+
+    mdio {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        ethphy0: ethernet-phy@0 {
+            compatible = "ethernet-phy-ieee802.3-c22";
+            smsc,disable-energy-detect;
+            reg = <0>;
+        };
+        ethphy1: ethernet-phy@1 {
+            compatible = "ethernet-phy-ieee802.3-c22";
+            smsc,disable-energy-detect;
+            reg = <1>;
+        };
+    };
+};
+
+&flexcan1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_flexcan1>;
+    xceiver-supply = <&reg_can_3v3>;
+    status = "okay";
+};
+&gpc {
+    fsl,cpu_pupscr_sw2iso = <0x1>;
+    fsl,cpu_pupscr_sw = <0x0>;
+    fsl,cpu_pdnscr_iso2sw = <0x1>;
+    fsl,cpu_pdnscr_iso = <0x1>;
+    fsl,ldo-bypass = <0>; /* DCDC, ldo-enable */
+};
+
+&i2c1 {
+    clock-frequency = <100000>;
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_i2c1>;
+    status = "okay";
+};
+
+&i2c2 {
+    clock_frequency = <100000>;
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_i2c2>;
+    status = "okay";
+
+    codec: wm8960@1a {
+        compatible = "wlf,wm8960";
+        reg = <0x1a>;
+        clocks = <&clks IMX6UL_CLK_SAI2>;
+        clock-names = "mclk";
+        wlf,shared-lrclk;
+        };
+         sii902x: sii902x@39 {
+                 compatible = "SiI,sii902x";
+                 pinctrl-names = "default";
+                 reset-names="sii902x";
+                 pinctrl-0 = <&pinctrl_sii902x>;
+                 resets = <&sii902x_reset>;
+                 interrupt-parent = <&gpio1>;
+                 interrupts = <18 IRQ_TYPE_EDGE_FALLING>;
+                 mode_str ="1280x720M@60";
+                 bits-per-pixel = <16>;
+                 reg = <0x39>;
+                 status = "okay";    
+         };
+
+
+        gt9xx@5d {
+                compatible = "goodix,gt9xx";
+                reg = <0x5d>;
+                status = "okay";
+                interrupt-parent = <&gpio1>;
+                interrupts = <5 IRQ_TYPE_EDGE_FALLING>;
+                pinctrl-names = "default";
+                pinctrl-0 = <&pinctrl_tsc_reset &pinctrl_touchscreen_int>;
+                /*pinctrl-1 = <&pinctrl_tsc_irq>;*/
+                /*pinctrl-names = "default", "int-output-low", "int-output-high", "int-input";
+                pinctrl-0 = <&ts_int_default>;
+                pinctrl-1 = <&ts_int_output_low>;
+                pinctrl-2 = <&ts_int_output_high>;
+                pinctrl-3 = <&ts_int_input>;
+                */
+                reset-gpios = <&gpio5 2 GPIO_ACTIVE_LOW>;
+                irq-gpios = <&gpio1 5 IRQ_TYPE_EDGE_FALLING>;
+                irq-flags = <2>;                /*1:rising 2: falling*/
+
+                touchscreen-max-id = <1>;
+                touchscreen-size-x = <800>;
+                touchscreen-size-y = <480>;
+                touchscreen-max-w = <1024>;
+                touchscreen-max-p = <1024>;
+                /*touchscreen-key-map = <172>, <158>;*/ /*KEY_HOMEPAGE, KEY_BACK*/
+
+                goodix,type-a-report = <0>;
+                goodix,driver-send-cfg = <0>;
+                goodix,create-wr-node = <1>;
+                goodix,wakeup-with-reset = <0>;
+                goodix,resume-in-workqueue = <0>;
+                goodix,int-sync = <0>;
+                goodix,swap-x2y = <0>;
+                goodix,esd-protect = <0>;
+                goodix,pen-suppress-finger = <0>;
+                goodix,auto-update = <0>;
+                goodix,auto-update-cfg = <0>;
+                goodix,power-off-sleep = <0>;
+
+                /*7*/
+                goodix,cfg-group0 = [
+                6b 00 04 58 02 05 0d 00 01 0f 
+                28 0f 50 32 03 05 00 00 00 00 
+                00 00 00 00 00 00 00 8a 2a 0c 
+                45 47 0c 08 00 00 00 40 03 2c 
+                00 01 00 00 00 03 64 32 00 00 
+                00 28 64 94 d5 02 07 00 00 04 
+                95 2c 00 8b 34 00 82 3f 00 7d 
+                4c 00 7a 5b 00 7a 00 00 00 00 
+                00 00 00 00 00 00 00 00 00 00 
+                00 00 00 00 00 00 00 00 00 00 
+                00 00 00 00 00 00 00 00 00 00 
+                00 00 18 16 14 12 10 0e 0c 0a 
+                08 06 04 02 ff ff 00 00 00 00 
+                00 00 00 00 00 00 00 00 00 00 
+                00 00 16 18 1c 1d 1e 1f 20 21 
+                22 24 13 12 10 0f 0a 08 06 04 
+                02 00 ff ff ff ff ff ff 00 00 
+                00 00 00 00 00 00 00 00 00 00 
+                00 00 00 00 79 01
+                ];
+
+                /*4.3*/
+                goodix,cfg-group1 = [
+                97 E0 01 10 01 05 0D 00 01 00
+                00 05 5A 46 53 11 00 00 11 11
+                14 14 14 22 0A 04 00 00 00 00
+                00 00 53 00 14 00 00 84 00 00
+                3C 00 00 64 1E 28 87 27 08 32
+                34 05 0D 20 33 60 11 02 24 00
+                00 64 80 80 14 02 00 00 54 89
+                68 85 6D 82 72 80 76 7D 7B 7B
+                00 00 00 00 00 00 00 F0 50 3C
+                FF FF 07 00 00 00 02 14 14 03
+                04 00 21 64 0A 00 00 00 00 00
+                00 00 00 00 00 00 00 00 00 00
+                00 00 00 00 00 00 00 00 00 00
+                32 20 50 3C 3C 00 00 00 00 00
+                0D 06 0C 05 0B 04 0A 03 FF FF
+                FF FF FF FF 00 01 02 03 04 05
+                06 07 08 09 0A 0B 0C 0D FF FF
+                FF FF FF FF FF FF FF FF FF FF
+                00 00 00 00 00 00 00 00 00 00
+                00 00 00 00 3C 00 05 1E 00 02
+                2A 1E 19 14 02 00 03 0A 05 00
+                00 00 00 00 00 00 01 FF FF 86
+                22 03 00 00 33 00 0F 00 00 00
+                50 3C 50 00 00 00 00 2A 01
+                ];
+
+                /*5*/
+                goodix,cfg-group2 = [
+                00 20 03 E0 01 05 3C 00 01 08
+                28 0C 50 32 03 05 00 00 00 00
+                00 00 00 17 19 1E 14 8B 2B 0D
+                33 35 0C 08 00 00 00 9A 03 11
+                00 01 00 00 00 00 00 32 00 00
+                00 20 58 94 C5 02 00 00 00 04
+                B0 23 00 93 2B 00 7B 35 00 69
+                41 00 5B 4F 00 5B 00 00 00 00
+                00 00 00 00 00 00 00 00 00 00
+                00 00 00 00 00 00 00 00 00 00
+                00 00 00 00 00 00 00 00 00 00
+                00 00 02 04 06 08 0A 0C 0E 10
+                12 14 16 18 1A FF 00 00 00 00
+                00 00 00 00 00 00 00 00 00 00
+                00 00 00 02 04 06 08 0A 0C 0F
+                10 12 13 16 18 1C 1D 1E 1F 20
+                21 22 24 26 FF FF FF FF 00 00
+                00 FF FF FF FF FF FF FF FF FF
+                FF FF FF FF 48 01
+                ];
+
+        };
+
+
+};
+
+&iomuxc {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_hog_1>;
+    imx6ul-evk {
+        key2_100ask: key2_100ask {                /*!< Function assigned for the core: Cortex-A7[ca7] */
+            fsl,pins = <
+                MX6UL_PAD_NAND_CE1_B__GPIO4_IO14           0x000010B0
+            >;
+        };
+
+        pinctrl_hog_1: hoggrp-1 {
+            fsl,pins = <
+                MX6UL_PAD_UART1_RTS_B__GPIO1_IO19   0x17059 /* SD1 CD */
+                MX6UL_PAD_GPIO1_IO00__ANATOP_OTG1_ID    0x17059 /* USB OTG1 ID */
+                // MX6UL_PAD_CSI_DATA07__GPIO4_IO28           0x000010B0
+                MX6ULL_PAD_SNVS_TAMPER5__GPIO5_IO05        0x000110A0
+            >;
+        };
+                pinctrl_sii902x: hdmigrp {
+                fsl,pins = <
+                        MX6UL_PAD_UART1_CTS_B__GPIO1_IO18 0x59
+                            >;
+            };
+                pinctrl_touchscreen_int: lcdif_tsc_int {
+                fsl,pins = <
+                        MX6UL_PAD_GPIO1_IO05__GPIO1_IO05 0x000010B0
+                            >;
+                        };
+        pinctrl_enet1: enet1grp {
+            fsl,pins = <
+            >;
+        };
+
+        pinctrl_enet2: enet2grp {
+            fsl,pins = <
+                MX6UL_PAD_GPIO1_IO06__ENET2_MDIO    0x1b0b0
+                MX6UL_PAD_GPIO1_IO07__ENET2_MDC     0x1b0b0
+                MX6UL_PAD_ENET2_RX_EN__ENET2_RX_EN  0x1b0b0
+                MX6UL_PAD_ENET2_RX_ER__ENET2_RX_ER  0x1b0b0
+                MX6UL_PAD_ENET2_RX_DATA0__ENET2_RDATA00 0x1b0b0
+                MX6UL_PAD_ENET2_RX_DATA1__ENET2_RDATA01 0x1b0b0
+                MX6UL_PAD_ENET2_TX_EN__ENET2_TX_EN  0x1b0b0
+                MX6UL_PAD_ENET2_TX_DATA0__ENET2_TDATA00 0x1b0b0
+                MX6UL_PAD_ENET2_TX_DATA1__ENET2_TDATA01 0x1b0b0
+                MX6UL_PAD_ENET2_TX_CLK__ENET2_REF_CLK2  0x4001b031
+                MX6UL_PAD_ENET1_RX_EN__ENET1_RX_EN  0x1b0b0
+                MX6UL_PAD_ENET1_RX_ER__ENET1_RX_ER  0x1b0b0
+                MX6UL_PAD_ENET1_RX_DATA0__ENET1_RDATA00 0x1b0b0
+                MX6UL_PAD_ENET1_RX_DATA1__ENET1_RDATA01 0x1b0b0
+                MX6UL_PAD_ENET1_TX_EN__ENET1_TX_EN  0x1b0b0
+                MX6UL_PAD_ENET1_TX_DATA0__ENET1_TDATA00 0x1b0b0
+                MX6UL_PAD_ENET1_TX_DATA1__ENET1_TDATA01 0x1b0b0
+                MX6UL_PAD_ENET1_TX_CLK__ENET1_REF_CLK1  0x4001b031
+            >;
+        };
+
+        pinctrl_flexcan1: flexcan1grp{
+            fsl,pins = <
+                MX6UL_PAD_UART3_CTS_B__FLEXCAN1_TX         0x000010B0
+                MX6UL_PAD_UART3_RTS_B__FLEXCAN1_RX         0x000010B0
+            >;
+        };
+
+        pinctrl_i2c1: i2c1grp {
+            fsl,pins = <
+                MX6UL_PAD_UART4_TX_DATA__I2C1_SCL 0x4001b8b0
+                MX6UL_PAD_UART4_RX_DATA__I2C1_SDA 0x4001b8b0
+            >;
+        };
+
+        pinctrl_i2c2: i2c2grp {
+            fsl,pins = <
+                MX6UL_PAD_UART5_TX_DATA__I2C2_SCL 0x4001b8b0
+                MX6UL_PAD_UART5_RX_DATA__I2C2_SDA 0x4001b8b0
+            >;
+        };
+
+        pinctrl_ecspi3: ecspi3 {              
+                    fsl,pins = <
+                MX6UL_PAD_UART2_CTS_B__ECSPI3_MOSI         0x000010B0
+                MX6UL_PAD_UART2_RTS_B__ECSPI3_MISO         0x000010B0
+                MX6UL_PAD_UART2_RX_DATA__ECSPI3_SCLK       0x000010B0
+                //MX6UL_PAD_UART2_TX_DATA__ECSPI3_SS0        0x000010B0
+                MX6UL_PAD_UART2_TX_DATA__GPIO1_IO20        0x000010B0
+                MX6UL_PAD_GPIO1_IO01__GPIO1_IO01           0x000010B0
+            >;
+        };
+
+        pinctrl_ecspi1: ecspi1 {
+                     fsl,pins = <
+                 MX6UL_PAD_CSI_DATA04__ECSPI1_SCLK         0x000010B0
+                 MX6UL_PAD_CSI_DATA06__ECSPI1_MOSI         0x000010B0
+                 MX6UL_PAD_CSI_DATA07__ECSPI1_MISO         0x000010B0
+                 MX6UL_PAD_CSI_DATA05__GPIO4_IO26          0x000010B0
+                 MX6UL_PAD_CSI_DATA03__GPIO4_IO24          0x000010B0
+             >;
+         };
+
+        pinctrl_uart3: uart3grp {
+            fsl,pins = <
+                MX6UL_PAD_UART3_TX_DATA__UART3_DCE_TX   0x1b0b1
+                MX6UL_PAD_UART3_RX_DATA__UART3_DCE_RX   0x1b0b1
+            >;
+        };
+        
+        pinctrl_uart1: uart1grp {
+            fsl,pins = <
+                MX6UL_PAD_UART1_TX_DATA__UART1_DCE_TX 0x1b0b1
+                MX6UL_PAD_UART1_RX_DATA__UART1_DCE_RX 0x1b0b1
+            >;
+        };
+
+        pinctrl_uart6: uart6grp {
+             fsl,pins = <
+                 MX6UL_PAD_CSI_MCLK__UART6_DCE_TX      0x1b0b1
+                 MX6UL_PAD_CSI_PIXCLK__UART6_DCE_RX    0x1b0b1
+             >;
+         };
+
+
+        pinctrl_sai2: sai2grp {
+            fsl,pins = <
+                MX6UL_PAD_JTAG_TDI__SAI2_TX_BCLK    0x17088
+                MX6UL_PAD_JTAG_TDO__SAI2_TX_SYNC    0x17088
+                MX6UL_PAD_JTAG_TRST_B__SAI2_TX_DATA 0x11088
+                MX6UL_PAD_JTAG_TCK__SAI2_RX_DATA    0x11088
+                MX6UL_PAD_JTAG_TMS__SAI2_MCLK       0x17088
+            >;
+        };
+
+        pinctrl_tsc: tscgrp {
+            fsl,pins = <
+                MX6UL_PAD_GPIO1_IO01__GPIO1_IO01    0xb0
+                MX6UL_PAD_GPIO1_IO02__GPIO1_IO02    0xb0
+                MX6UL_PAD_GPIO1_IO03__GPIO1_IO03    0xb0
+                MX6UL_PAD_GPIO1_IO04__GPIO1_IO04    0xb0
+            >;
+        };
+
+        pinctrl_usdhc1: usdhc1grp {
+            fsl,pins = <
+                MX6UL_PAD_SD1_CMD__USDHC1_CMD     0x17059
+                MX6UL_PAD_SD1_CLK__USDHC1_CLK     0x10071
+                MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x17059
+                MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x17059
+                MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x17059
+                MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x17059
+            >;
+        };
+
+        pinctrl_usdhc1_100mhz: usdhc1grp100mhz {
+            fsl,pins = <
+                MX6UL_PAD_SD1_CMD__USDHC1_CMD     0x170b9
+                MX6UL_PAD_SD1_CLK__USDHC1_CLK     0x100b9
+                MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x170b9
+                MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x170b9
+                MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x170b9
+                MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x170b9
+            >;
+        };
+
+        pinctrl_usdhc1_200mhz: usdhc1grp200mhz {
+            fsl,pins = <
+                MX6UL_PAD_SD1_CMD__USDHC1_CMD     0x170f9
+                MX6UL_PAD_SD1_CLK__USDHC1_CLK     0x100f9
+                MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x170f9
+                MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x170f9
+                MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x170f9
+                MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x170f9
+            >;
+        };
+
+        pinctrl_usdhc2: usdhc2grp {
+            fsl,pins = <
+                MX6UL_PAD_NAND_RE_B__USDHC2_CLK     0x10069
+                MX6UL_PAD_NAND_WE_B__USDHC2_CMD     0x17059
+                MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x17059
+                MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x17059
+                MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x17059
+                MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x17059
+            >;
+        };
+
+        pinctrl_usdhc2_8bit: usdhc2grp_8bit {
+            fsl,pins = <
+                MX6UL_PAD_NAND_RE_B__USDHC2_CLK     0x10069
+                MX6UL_PAD_NAND_WE_B__USDHC2_CMD     0x17059
+                MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x17059
+                MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x17059
+                MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x17059
+                MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x17059
+                MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x17059
+                MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x17059
+                MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x17059
+                MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x17059
+            >;
+        };
+
+        pinctrl_usdhc2_8bit_100mhz: usdhc2grp_8bit_100mhz {
+            fsl,pins = <
+                MX6UL_PAD_NAND_RE_B__USDHC2_CLK     0x100b9
+                MX6UL_PAD_NAND_WE_B__USDHC2_CMD     0x170b9
+                MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x170b9
+                MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x170b9
+                MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x170b9
+                MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x170b9
+                MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x170b9
+                MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x170b9
+                MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x170b9
+                MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x170b9
+            >;
+        };
+
+        pinctrl_usdhc2_8bit_200mhz: usdhc2grp_8bit_200mhz {
+            fsl,pins = <
+                MX6UL_PAD_NAND_RE_B__USDHC2_CLK     0x100f9
+                MX6UL_PAD_NAND_WE_B__USDHC2_CMD     0x170f9
+                MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x170f9
+                MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x170f9
+                MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x170f9
+                MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x170f9
+                MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x170f9
+                MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x170f9
+                MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x170f9
+                MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x170f9
+            >;
+        };
+        pinctrl_lcdif_dat: lcdifdatgrp {
+            fsl,pins = <
+                MX6UL_PAD_LCD_DATA00__LCDIF_DATA00  0x79
+                MX6UL_PAD_LCD_DATA01__LCDIF_DATA01  0x79
+                MX6UL_PAD_LCD_DATA02__LCDIF_DATA02  0x79
+                MX6UL_PAD_LCD_DATA03__LCDIF_DATA03  0x79
+                MX6UL_PAD_LCD_DATA04__LCDIF_DATA04  0x79
+                MX6UL_PAD_LCD_DATA05__LCDIF_DATA05  0x79
+                MX6UL_PAD_LCD_DATA06__LCDIF_DATA06  0x79
+                MX6UL_PAD_LCD_DATA07__LCDIF_DATA07  0x79
+                MX6UL_PAD_LCD_DATA08__LCDIF_DATA08  0x79
+                MX6UL_PAD_LCD_DATA09__LCDIF_DATA09  0x79
+                MX6UL_PAD_LCD_DATA10__LCDIF_DATA10  0x79
+                MX6UL_PAD_LCD_DATA11__LCDIF_DATA11  0x79
+                MX6UL_PAD_LCD_DATA12__LCDIF_DATA12  0x79
+                MX6UL_PAD_LCD_DATA13__LCDIF_DATA13  0x79
+                MX6UL_PAD_LCD_DATA14__LCDIF_DATA14  0x79
+                MX6UL_PAD_LCD_DATA15__LCDIF_DATA15  0x79
+                MX6UL_PAD_LCD_DATA16__LCDIF_DATA16  0x79
+                MX6UL_PAD_LCD_DATA17__LCDIF_DATA17  0x79
+                MX6UL_PAD_LCD_DATA18__LCDIF_DATA18  0x79
+                MX6UL_PAD_LCD_DATA19__LCDIF_DATA19  0x79
+                MX6UL_PAD_LCD_DATA20__LCDIF_DATA20  0x79
+                MX6UL_PAD_LCD_DATA21__LCDIF_DATA21  0x79
+                MX6UL_PAD_LCD_DATA22__LCDIF_DATA22  0x79
+                MX6UL_PAD_LCD_DATA23__LCDIF_DATA23  0x79
+            >;
+        };
+
+        pinctrl_lcdif_dat_16bits: lcdifdatgrp_16bits {
+            fsl,pins = <
+                MX6UL_PAD_LCD_DATA00__LCDIF_DATA00  0x79
+                MX6UL_PAD_LCD_DATA01__LCDIF_DATA01  0x79
+                MX6UL_PAD_LCD_DATA02__LCDIF_DATA02  0x79
+                MX6UL_PAD_LCD_DATA03__LCDIF_DATA03  0x79
+                MX6UL_PAD_LCD_DATA04__LCDIF_DATA04  0x79
+                MX6UL_PAD_LCD_DATA05__LCDIF_DATA05  0x79
+                MX6UL_PAD_LCD_DATA06__LCDIF_DATA06  0x79
+                MX6UL_PAD_LCD_DATA07__LCDIF_DATA07  0x79
+                MX6UL_PAD_LCD_DATA08__LCDIF_DATA08  0x79
+                MX6UL_PAD_LCD_DATA09__LCDIF_DATA09  0x79
+                MX6UL_PAD_LCD_DATA10__LCDIF_DATA10  0x79
+                MX6UL_PAD_LCD_DATA11__LCDIF_DATA11  0x79
+                MX6UL_PAD_LCD_DATA12__LCDIF_DATA12  0x79
+                MX6UL_PAD_LCD_DATA13__LCDIF_DATA13  0x79
+                MX6UL_PAD_LCD_DATA14__LCDIF_DATA14  0x79
+                MX6UL_PAD_LCD_DATA15__LCDIF_DATA15  0x79
+            >;
+        };
+
+        pinctrl_lcdif_ctrl: lcdifctrlgrp {
+            fsl,pins = <
+                MX6UL_PAD_LCD_CLK__LCDIF_CLK        0x79
+                MX6UL_PAD_LCD_ENABLE__LCDIF_ENABLE  0x79
+                MX6UL_PAD_LCD_HSYNC__LCDIF_HSYNC    0x79
+                MX6UL_PAD_LCD_VSYNC__LCDIF_VSYNC    0x79
+            >;
+        };
+        pinctrl_pwm1: pwm1grp {
+            fsl,pins = <
+                MX6UL_PAD_GPIO1_IO08__PWM1_OUT   0x110b0
+            >;
+        };
+        pinctrl_lcdif_reset: lcdifresetgrp {
+            fsl,pins = <
+                MX6UL_PAD_LCD_RESET__GPIO3_IO04     0x1b0b0
+            >;
+        };
+
+        pinctrl_adc1: adc1grp {
+            fsl,pins = <
+                MX6UL_PAD_GPIO1_IO03__GPIO1_IO03          0x000010B1
+                MX6UL_PAD_GPIO1_IO04__GPIO1_IO04          0x000010B1
+                >;
+        };
+
+    };
+};
+
+&iomuxc_snvs {
+    pinctrl-names = "default_snvs";
+    pinctrl-0 = <&pinctrl_hog_2>;
+    imx6ul-evk {
+        key1_100ask: key1_100ask {        /*!< Function assigned for the core: Cortex-A7[ca7] */
+            fsl,pins = <
+                MX6ULL_PAD_SNVS_TAMPER1__GPIO5_IO01        0x000110A0
+            >;
+        };
+
+        pinctrl_hog_2: hoggrp-2 {
+            fsl,pins = <
+                MX6ULL_PAD_SNVS_TAMPER9__GPIO5_IO09     0x1b0b0 /* enet1 reset */
+                MX6ULL_PAD_SNVS_TAMPER6__GPIO5_IO06     0x1b0b0 /* enet2 reset */
+                MX6ULL_PAD_SNVS_TAMPER1__GPIO5_IO01     0x000110A0 /*key 1*/
+            >;
+        };
+
+         pinctrl_tsc_reset: tscresetgrp  {        /*!< Function assigned for the core: Cortex-A7[ca7] */
+            fsl,pins = <
+                MX6ULL_PAD_SNVS_TAMPER2__GPIO5_IO02        0x000110A0
+            >;
+        };
+
+        pinctrl_spi4: spi4grp {
+            fsl,pins = <
+                MX6ULL_PAD_BOOT_MODE0__GPIO5_IO10        0x70a1
+                MX6ULL_PAD_BOOT_MODE1__GPIO5_IO11        0x70a1
+                MX6ULL_PAD_SNVS_TAMPER7__GPIO5_IO07      0x70a1
+                MX6ULL_PAD_SNVS_TAMPER8__GPIO5_IO08      0x80000000
+            >;
+        };
+
+        pinctrl_leds: ledgrp {
+            fsl,pins = <
+                  MX6ULL_PAD_SNVS_TAMPER3__GPIO5_IO03        0x000110A0
+            >;
+        };
+
+        pinctrl_485_ctl: uart3_rs485 {
+            fsl,pins = <
+            MX6ULL_PAD_SNVS_TAMPER0__GPIO5_IO00     0x1b0b0
+            >;
+        };
+        
+    };
+};
+
+&lcdif {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_lcdif_dat
+             &pinctrl_lcdif_ctrl
+             &pinctrl_lcdif_reset>; 
+    display = <&display0>;
+    status = "okay";
+    reset-gpios = <&gpio3 4 GPIO_ACTIVE_LOW>; /* 100ask */
+
+    display0: display {
+        bits-per-pixel = <24>;
+        bus-width = <24>;
+
+        display-timings {
+            native-mode = <&timing0>;
+
+             timing0: timing0_1024x768 {
+             clock-frequency = <50000000>;
+             hactive = <1024>;
+             vactive = <600>;
+             hfront-porch = <160>;
+             hback-porch = <140>;
+             hsync-len = <20>;
+             vback-porch = <20>;
+             vfront-porch = <12>;
+             vsync-len = <3>;
+
+             hsync-active = <0>;
+             vsync-active = <0>;
+             de-active = <1>;
+             pixelclk-active = <0>;
+             };
+
+        };
+    };
+};
+
+&pwm1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_pwm1>;
+    status = "okay";
+};
+
+&pxp {
+    status = "okay";
+};
+&ecspi3 { 
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_ecspi3>;
+    cs-gpios = <&gpio1 20 GPIO_ACTIVE_LOW>;
+    status = "okay";
+    
+    
+    spidev: icm20608@0{
+        compatible = "invensense,icm20608";
+        interrupt-parent = <&gpio1>;
+        interrupts = <1 1>;
+        spi-max-frequency = <8000000>; 
+        reg = <0>; 
+    };
+};
+
+&sai2 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_sai2>;
+
+    assigned-clocks = <&clks IMX6UL_CLK_SAI2_SEL>,
+              <&clks IMX6UL_CLK_SAI2>;
+    assigned-clock-parents = <&clks IMX6UL_CLK_PLL4_AUDIO_DIV>;
+    assigned-clock-rates = <0>, <12288000>;
+
+    status = "okay";
+};
+
+&tsc {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_tsc>;
+    xnur-gpio = <&gpio1 3 GPIO_ACTIVE_LOW>;
+    measure-delay-time = <0xfffff>;
+    pre-charge-time = <0xffff>;
+    status = "okay";
+};
+
+&uart1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_uart1>;
+    status = "okay";
+};
+&uart3 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_uart3
+             &pinctrl_485_ctl>;
+    //pinctrl-0 = <&pinctrl_uart3>;
+    //fsl,rs485-gpio-txen = <&gpio5 0 GPIO_ACTIVE_HIGH>;
+    //rts-gpio = <&gpio5 0 GPIO_ACTIVE_HIGH>;
+    rs485-rts-active-high;
+    //rs485-rts-active-high;
+        rs485-rx-during-tx;
+        rs485-rts-delay = <100 100>;
+        linux,rs485-enabled-at-boot-time;
+    status = "okay";
+};
+ 
+&uart6 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_uart6>;
+    status = "okay";
+};
+
+
+&usbotg1 {
+    dr_mode = "otg";
+    srp-disable;
+    hnp-disable;
+    adp-disable;
+    status = "okay";
+};
+
+&usbotg2 {
+    dr_mode = "host";
+    disable-over-current;
+    status = "okay";
+};
+
+&usbphy1 {
+    tx-d-cal = <0x5>;
+};
+
+&usbphy2 {
+    tx-d-cal = <0x5>;
+};
+
+&usdhc1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_usdhc1>;
+    cd-gpios = <&gpio1 19 GPIO_ACTIVE_LOW>;
+    keep-power-in-suspend;
+    enable-sdio-wakeup;
+    bus-width = <4>;
+    status = "okay";
+};
+
+&usdhc2 {
+        pinctrl-names = "default";
+        pinctrl-0 = <&pinctrl_usdhc2_8bit>;
+        bus-width = <8>;
+        non-removable;
+        status = "okay";
+};
+
+&wdog1 {
+    status = "okay";
+};
+
+&adc1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_adc1>;
+    num-channels = <5>;
+    vref-supply = <&reg_can_3v3>;
+    status = "okay";
+};
+
+&ecspi1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_ecspi1>;
+    
+    fsl,spi-num-chipselects = <2>;
+    cs-gpio = <&gpio4 26 GPIO_ACTIVE_LOW>, <&gpio4 24 GPIO_ACTIVE_LOW>;
+    status = "okay";
+    /*   
+    spidev0: spi@0 {
+        compatible = "rohm,dh2228fv";
+        reg = <0>;
+        spi-max-frequency = <5000000>;
+    };
+    
+    spidev1: spi@1 {
+        compatible = "rohm,dh2228fv";
+        reg = <1>;
+        spi-max-frequency = <5000000>;
+    };
+    */
+    
+};
+

IMX6ULL/source/08_Interrupt/01_simple/device_tree/修改后stm32mp157c-100ask-512d-lcd-v1.dts

@@ -0,0 +1,189 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+* Copyright (C) 100ASK 2020 - All Rights Reserved
+* Author: 100ask
+* support: weidongshan@qq.com 
+*/
+
+/dts-v1/;
+
+#include "stm32mp157c-100ask-512d-v1.dts"
+
+/ {
+        model = "100ASK YA157C v2 www.100ask.com";
+        compatible = "st,stm32mp157c-100ask-512d-v1", "st,stm32mp157";
+
+
+    pinctrl_virt: virtual_pincontroller {
+        compatible = "100ask,virtual_pinctrl";
+        i2cgrp: i2cgrp {
+                functions = "i2c", "i2c";
+                groups = "pin0", "pin1";
+                configs = <0x11223344  0x55667788>;
+        };
+    };
+
+    virtual_i2c {
+        compatible = "100ask,virtual_i2c";
+        pinctrl-names = "default";
+        pinctrl-0 = <&i2cgrp>;
+    };
+
+
+gpio_virt: virtual_gpiocontroller {
+	compatible = "100ask,virtual_gpio";
+    gpio-controller;
+    #gpio-cells = <2>;
+    ngpios = <4>;
+    gpio-ranges = <&pinctrl_virt 0 0 4>; 
+};
+
+myled {
+	compatible = "100ask,leddrv";
+	led-gpios = <&gpio_virt 0 GPIO_ACTIVE_LOW>;
+};
+
+	gpio_keys_100ask {
+		compatible = "100ask,gpio_key";
+		gpios = <&gpiog 3 GPIO_ACTIVE_LOW
+		         &gpiog 2 GPIO_ACTIVE_LOW>;
+	};
+
+ 	i2c-bus-virtual {
+		 compatible = "100ask,i2c-bus-virtual";
+	};
+
+i2c_gpio_100ask {
+	compatible = "i2c-gpio";
+	gpios = <&gpioa 13 0 /* sda */
+		 &gpiod 8 0 /* scl */
+		>;
+	i2c-gpio,delay-us = <5>;	/* ~100 kHz */
+	#address-cells = <1>;
+	#size-cells = <0>;
+};
+
+	/*LCD Panel*/
+	panel {
+		compatible = "myir,070tft";
+        	interrupts = <11 IRQ_TYPE_EDGE_FALLING>;
+        	interrupt-parent = <&gpioe>;
+        	pinctrl-names = "default", "sleep";
+        	pinctrl-0 = <&ltdc_pins_a>;
+        	pinctrl-1 = <&ltdc_pins_sleep_a>;
+        	//reset-gpios = <&gpioe 12 GPIO_ACTIVE_LOW>;
+
+		backlight = <&panel_backlight>;
+       	 	status = "okay";
+		
+		port {
+			panel_in: endpoint {
+				remote-endpoint = <&ltdc_ep0_out>;			
+			};
+	
+		};
+	};
+};
+
+&spi5 {
+        pinctrl-names = "default", "sleep";
+        pinctrl-0 = <&spi5_pins_a>;
+        pinctrl-1 = <&spi5_sleep_pins_a>;
+        status = "okay";
+        cs-gpios = <&gpioh 5 GPIO_ACTIVE_LOW>;
+        spidev: icm20608@0{
+                compatible = "invensense,icm20608";
+                interrupts = <0 IRQ_TYPE_EDGE_FALLING>;
+                interrupt-parent = <&gpioz>;
+                spi-max-frequency = <8000000>;
+                reg = <0>;
+        };
+};
+
+/* test HDMI*/
+&ltdc {
+    status = "okay";
+    port {
+       #address-cells = <1>;
+       #size-cells = <0>;
+
+	ltdc_ep1_out: endpoint@1 {
+       		reg = <1>;
+        	remote-endpoint = <&sii9022_in>;
+        };
+   };
+};
+
+&i2c1 {
+		ap3216c@1e {
+			compatible = "lite-on,ap3216c";
+			reg = <0x1e>;
+		};
+};
+
+/*HDMI*/
+&i2c4 {
+        clock-frequency = <100000>;
+       hdmi-transmitter@40 { // use a dummy device
+                compatible = "sil,sii9022";
+                reg = <0x40>;
+                reset-gpios = <&gpiob 10 GPIO_ACTIVE_LOW>;
+                interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
+                interrupt-parent = <&gpiob>;
+                //pinctrl-names = "default", "sleep";
+                //pinctrl-0 = <&ltdc_pins_a>;
+                //pinctrl-1 = <&ltdc_pins_sleep_a>;
+                status = "disabled";
+
+                ports {
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+
+                        port@0 {
+                                reg = <0>;
+                                sii9022_in: endpoint {
+                                        remote-endpoint = <&ltdc_ep1_out>;
+                                };
+                        };
+
+                };
+        };
+
+#if 1
+	sii902x: sii902x@39 {
+              compatible = "SiI,sii902x";
+              reset-gpios = <&gpiob 10 GPIO_ACTIVE_LOW>;
+              //pinctrl-names = "default";
+              //pinctrl-0 = <&pinctrl_sii902x>;
+              interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
+              interrupt-parent = <&gpiob>;
+              mode_str ="1280x720M@60";
+              bits-per-pixel = <16>;
+              reg = <0x39>;
+              status = "okay";
+
+	};
+#endif
+};
+
+&i2s2 {
+	status = "disable";
+
+};
+
+/*test LCD*/
+&ltdc {
+        status = "okay";
+
+        port {
+                #address-cells = <1>;
+                #size-cells = <0>;
+
+                ltdc_ep0_out: endpoint@0 {
+                                reg = <0>;
+                                remote-endpoint = <&panel_in>;
+                                };
+           };
+};
+
+

IMX6ULL/source/08_Interrupt/01_simple/device_tree/原始100ask_imx6ull-14x14.dts

@@ -0,0 +1,927 @@
+/*
+ * Copyright (C) 2016 Freescale Semiconductor, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/input/input.h>
+#include "imx6ull.dtsi"
+
+/ {
+    model = "Freescale i.MX6 ULL 14x14 EVK Board";
+    compatible = "fsl,imx6ull-14x14-evk", "fsl,imx6ull";
+
+    chosen {
+        stdout-path = &uart1;
+    };
+
+    memory {
+        reg = <0x80000000 0x20000000>;
+    };
+
+    reserved-memory {
+        #address-cells = <1>;
+        #size-cells = <1>;
+        ranges;
+
+        linux,cma {
+            compatible = "shared-dma-pool";
+            reusable;
+            size = <0x14000000>;
+            linux,cma-default;
+        };
+    };
+
+    backlight {
+        compatible = "pwm-backlight";
+        pwms = <&pwm1 0 1000>;
+        brightness-levels = <0 1 2 3 4 5 6 8 10>;
+        default-brightness-level = <8>;
+        status = "okay";
+    };
+
+    pxp_v4l2 {
+        compatible = "fsl,imx6ul-pxp-v4l2", "fsl,imx6sx-pxp-v4l2", "fsl,imx6sl-pxp-v4l2";
+        status = "okay";
+    };
+
+    regulators {
+        compatible = "simple-bus";
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        reg_can_3v3: regulator@0 {
+            compatible = "regulator-fixed";
+            reg = <0>;
+            regulator-name = "can-3v3";
+            regulator-min-microvolt = <3300000>;
+            regulator-max-microvolt = <3300000>;
+        };
+
+        reg_usb_ltemodule: regulator@1 {
+            compatible = "regulator-fixed";
+            regulator-name = "ltemodule-pwr";
+            regulator-min-microvolt = <3800000>;
+            regulator-max-microvolt = <3800000>;
+            gpios = <&gpio5 5 GPIO_ACTIVE_HIGH>;
+            enable-active-high;
+            regulator-boot-on;
+        };
+
+        reg_gpio_wifi: regulator@2 {
+            compatible = "regulator-fixed";
+            regulator-name = "wifi-pwr";
+            regulator-min-microvolt = <3300000>;
+            regulator-max-microvolt = <3300000>;
+            gpios = <&gpio1 10 GPIO_ACTIVE_LOW>;
+            regulator-boot-on;
+        };
+
+    };
+
+    leds {
+        compatible = "gpio-leds";
+        pinctrl-names = "default";
+        pinctrl-0 = <&pinctrl_leds>;
+        
+        status = "disabled";
+
+        led0: cpu {
+            label = "cpu";
+            gpios = <&gpio5 3 GPIO_ACTIVE_LOW>;
+            default-state = "on";
+            linux,default-trigger = "heartbeat";
+        };
+    };
+
+    gpio-keys {
+        compatible = "gpio-keys";
+        pinctrl-names = "default";
+
+        user1 {
+            label = "User1 Button";
+            gpios = <&gpio5 1 GPIO_ACTIVE_LOW>;
+            gpio-key,wakeup;
+            linux,code = <KEY_1>;
+        };
+        
+        user2 {
+            label = "User2 Button";
+            gpios = <&gpio4 14 GPIO_ACTIVE_LOW>;
+            gpio-key,wakeup;
+            linux,code = <KEY_2>;
+        };
+    };
+    sound {
+            compatible = "fsl,imx6ul-evk-wm8960",
+                     "fsl,imx-audio-wm8960";
+            model = "wm8960-audio";
+            cpu-dai = <&sai2>;
+            audio-codec = <&codec>;
+            asrc-controller = <&asrc>;
+            codec-master;
+            gpr = <&gpr 4 0x100000 0x100000>;
+            hp-det = <3 0>;
+            /*hp-det-gpios = <&gpio5 4 0>;
+            mic-det-gpios = <&gpio5 4 0>;*/
+            audio-routing =
+                "Headphone Jack", "HP_L",
+                "Headphone Jack", "HP_R",
+                "Ext Spk", "SPK_LP",
+                "Ext Spk", "SPK_LN",
+                "Ext Spk", "SPK_RP",
+                "Ext Spk", "SPK_RN",
+                "LINPUT2", "Mic Jack",
+                "LINPUT3", "Mic Jack",
+                "RINPUT1", "Main MIC",
+                "RINPUT2", "Main MIC",  
+                "Mic Jack", "MICB",
+                "Main MIC", "MICB",
+                "CPU-Playback", "ASRC-Playback",
+                "Playback", "CPU-Playback",
+                "ASRC-Capture", "CPU-Capture",
+                "CPU-Capture", "Capture";
+                status = "okay";
+        };
+    
+    spi4 {
+        compatible = "spi-gpio";
+        pinctrl-names = "default";
+        pinctrl-0 = <&pinctrl_spi4>;
+        pinctrl-assert-gpios = <&gpio5 8 GPIO_ACTIVE_LOW>;
+        status = "okay";
+        gpio-sck = <&gpio5 11 0>;
+        gpio-mosi = <&gpio5 10 0>;
+        cs-gpios = <&gpio5 7 0>;
+        num-chipselects = <1>;
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        gpio_spi: gpio_spi@0 {
+            compatible = "fairchild,74hc595";
+            gpio-controller;
+            #gpio-cells = <2>;
+            reg = <0>;
+            registers-number = <1>;
+            registers-default = /bits/ 8 <0x57>;
+            spi-max-frequency = <10000>;
+        };
+    };
+    
+    sii902x_reset: sii902x-reset {
+            compatible = "gpio-reset";
+            reset-gpios = <&gpio_spi 1 GPIO_ACTIVE_LOW>;
+            reset-delay-us = <100000>;
+            #reset-cells = <0>;
+            status = "okay";
+        };
+
+};
+
+&gpmi{
+    status = "disabled";
+};
+&cpu0 {
+    arm-supply = <&reg_arm>;
+    soc-supply = <&reg_soc>;
+};
+
+&clks {
+    assigned-clocks = <&clks IMX6UL_CLK_PLL4_AUDIO_DIV>;
+    assigned-clock-rates = <786432000>;
+};
+
+&fec1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_enet1>;
+    phy-mode = "rmii";
+    phy-handle = <&ethphy0>;
+    phy-reset-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>;
+    phy-reset-duration = <26>;
+    status = "okay";
+};
+
+&fec2 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_enet2>;
+    phy-mode = "rmii";
+    phy-handle = <&ethphy1>;
+    phy-reset-gpios = <&gpio5 6 GPIO_ACTIVE_LOW>;
+    phy-reset-duration = <26>;
+    status = "okay";
+
+    mdio {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        ethphy0: ethernet-phy@0 {
+            compatible = "ethernet-phy-ieee802.3-c22";
+            smsc,disable-energy-detect;
+            reg = <0>;
+        };
+        ethphy1: ethernet-phy@1 {
+            compatible = "ethernet-phy-ieee802.3-c22";
+            smsc,disable-energy-detect;
+            reg = <1>;
+        };
+    };
+};
+
+&flexcan1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_flexcan1>;
+    xceiver-supply = <&reg_can_3v3>;
+    status = "okay";
+};
+&gpc {
+    fsl,cpu_pupscr_sw2iso = <0x1>;
+    fsl,cpu_pupscr_sw = <0x0>;
+    fsl,cpu_pdnscr_iso2sw = <0x1>;
+    fsl,cpu_pdnscr_iso = <0x1>;
+    fsl,ldo-bypass = <0>; /* DCDC, ldo-enable */
+};
+
+&i2c1 {
+    clock-frequency = <100000>;
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_i2c1>;
+    status = "okay";
+};
+
+&i2c2 {
+    clock_frequency = <100000>;
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_i2c2>;
+    status = "okay";
+
+    codec: wm8960@1a {
+        compatible = "wlf,wm8960";
+        reg = <0x1a>;
+        clocks = <&clks IMX6UL_CLK_SAI2>;
+        clock-names = "mclk";
+        wlf,shared-lrclk;
+        };
+         sii902x: sii902x@39 {
+                 compatible = "SiI,sii902x";
+                 pinctrl-names = "default";
+                 reset-names="sii902x";
+                 pinctrl-0 = <&pinctrl_sii902x>;
+                 resets = <&sii902x_reset>;
+                 interrupt-parent = <&gpio1>;
+                 interrupts = <18 IRQ_TYPE_EDGE_FALLING>;
+                 mode_str ="1280x720M@60";
+                 bits-per-pixel = <16>;
+                 reg = <0x39>;
+                 status = "okay";    
+         };
+
+
+        gt9xx@5d {
+                compatible = "goodix,gt9xx";
+                reg = <0x5d>;
+                status = "okay";
+                interrupt-parent = <&gpio1>;
+                interrupts = <5 IRQ_TYPE_EDGE_FALLING>;
+                pinctrl-names = "default";
+                pinctrl-0 = <&pinctrl_tsc_reset &pinctrl_touchscreen_int>;
+                /*pinctrl-1 = <&pinctrl_tsc_irq>;*/
+                /*pinctrl-names = "default", "int-output-low", "int-output-high", "int-input";
+                pinctrl-0 = <&ts_int_default>;
+                pinctrl-1 = <&ts_int_output_low>;
+                pinctrl-2 = <&ts_int_output_high>;
+                pinctrl-3 = <&ts_int_input>;
+                */
+                reset-gpios = <&gpio5 2 GPIO_ACTIVE_LOW>;
+                irq-gpios = <&gpio1 5 IRQ_TYPE_EDGE_FALLING>;
+                irq-flags = <2>;                /*1:rising 2: falling*/
+
+                touchscreen-max-id = <1>;
+                touchscreen-size-x = <800>;
+                touchscreen-size-y = <480>;
+                touchscreen-max-w = <1024>;
+                touchscreen-max-p = <1024>;
+                /*touchscreen-key-map = <172>, <158>;*/ /*KEY_HOMEPAGE, KEY_BACK*/
+
+                goodix,type-a-report = <0>;
+                goodix,driver-send-cfg = <0>;
+                goodix,create-wr-node = <1>;
+                goodix,wakeup-with-reset = <0>;
+                goodix,resume-in-workqueue = <0>;
+                goodix,int-sync = <0>;
+                goodix,swap-x2y = <0>;
+                goodix,esd-protect = <0>;
+                goodix,pen-suppress-finger = <0>;
+                goodix,auto-update = <0>;
+                goodix,auto-update-cfg = <0>;
+                goodix,power-off-sleep = <0>;
+
+                /*7*/
+                goodix,cfg-group0 = [
+                6b 00 04 58 02 05 0d 00 01 0f 
+                28 0f 50 32 03 05 00 00 00 00 
+                00 00 00 00 00 00 00 8a 2a 0c 
+                45 47 0c 08 00 00 00 40 03 2c 
+                00 01 00 00 00 03 64 32 00 00 
+                00 28 64 94 d5 02 07 00 00 04 
+                95 2c 00 8b 34 00 82 3f 00 7d 
+                4c 00 7a 5b 00 7a 00 00 00 00 
+                00 00 00 00 00 00 00 00 00 00 
+                00 00 00 00 00 00 00 00 00 00 
+                00 00 00 00 00 00 00 00 00 00 
+                00 00 18 16 14 12 10 0e 0c 0a 
+                08 06 04 02 ff ff 00 00 00 00 
+                00 00 00 00 00 00 00 00 00 00 
+                00 00 16 18 1c 1d 1e 1f 20 21 
+                22 24 13 12 10 0f 0a 08 06 04 
+                02 00 ff ff ff ff ff ff 00 00 
+                00 00 00 00 00 00 00 00 00 00 
+                00 00 00 00 79 01
+                ];
+
+                /*4.3*/
+                goodix,cfg-group1 = [
+                97 E0 01 10 01 05 0D 00 01 00
+                00 05 5A 46 53 11 00 00 11 11
+                14 14 14 22 0A 04 00 00 00 00
+                00 00 53 00 14 00 00 84 00 00
+                3C 00 00 64 1E 28 87 27 08 32
+                34 05 0D 20 33 60 11 02 24 00
+                00 64 80 80 14 02 00 00 54 89
+                68 85 6D 82 72 80 76 7D 7B 7B
+                00 00 00 00 00 00 00 F0 50 3C
+                FF FF 07 00 00 00 02 14 14 03
+                04 00 21 64 0A 00 00 00 00 00
+                00 00 00 00 00 00 00 00 00 00
+                00 00 00 00 00 00 00 00 00 00
+                32 20 50 3C 3C 00 00 00 00 00
+                0D 06 0C 05 0B 04 0A 03 FF FF
+                FF FF FF FF 00 01 02 03 04 05
+                06 07 08 09 0A 0B 0C 0D FF FF
+                FF FF FF FF FF FF FF FF FF FF
+                00 00 00 00 00 00 00 00 00 00
+                00 00 00 00 3C 00 05 1E 00 02
+                2A 1E 19 14 02 00 03 0A 05 00
+                00 00 00 00 00 00 01 FF FF 86
+                22 03 00 00 33 00 0F 00 00 00
+                50 3C 50 00 00 00 00 2A 01
+                ];
+
+                /*5*/
+                goodix,cfg-group2 = [
+                00 20 03 E0 01 05 3C 00 01 08
+                28 0C 50 32 03 05 00 00 00 00
+                00 00 00 17 19 1E 14 8B 2B 0D
+                33 35 0C 08 00 00 00 9A 03 11
+                00 01 00 00 00 00 00 32 00 00
+                00 20 58 94 C5 02 00 00 00 04
+                B0 23 00 93 2B 00 7B 35 00 69
+                41 00 5B 4F 00 5B 00 00 00 00
+                00 00 00 00 00 00 00 00 00 00
+                00 00 00 00 00 00 00 00 00 00
+                00 00 00 00 00 00 00 00 00 00
+                00 00 02 04 06 08 0A 0C 0E 10
+                12 14 16 18 1A FF 00 00 00 00
+                00 00 00 00 00 00 00 00 00 00
+                00 00 00 02 04 06 08 0A 0C 0F
+                10 12 13 16 18 1C 1D 1E 1F 20
+                21 22 24 26 FF FF FF FF 00 00
+                00 FF FF FF FF FF FF FF FF FF
+                FF FF FF FF 48 01
+                ];
+
+        };
+
+
+};
+
+&iomuxc {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_hog_1>;
+    imx6ul-evk {
+        pinctrl_hog_1: hoggrp-1 {
+            fsl,pins = <
+                MX6UL_PAD_UART1_RTS_B__GPIO1_IO19   0x17059 /* SD1 CD */
+                MX6UL_PAD_GPIO1_IO00__ANATOP_OTG1_ID    0x17059 /* USB OTG1 ID */
+                // MX6UL_PAD_CSI_DATA07__GPIO4_IO28           0x000010B0
+                MX6ULL_PAD_SNVS_TAMPER5__GPIO5_IO05        0x000110A0
+            >;
+        };
+                pinctrl_sii902x: hdmigrp {
+                fsl,pins = <
+                        MX6UL_PAD_UART1_CTS_B__GPIO1_IO18 0x59
+                            >;
+            };
+                pinctrl_touchscreen_int: lcdif_tsc_int {
+                fsl,pins = <
+                        MX6UL_PAD_GPIO1_IO05__GPIO1_IO05 0x000010B0
+                            >;
+                        };
+        pinctrl_enet1: enet1grp {
+            fsl,pins = <
+            >;
+        };
+
+        pinctrl_enet2: enet2grp {
+            fsl,pins = <
+                MX6UL_PAD_GPIO1_IO06__ENET2_MDIO    0x1b0b0
+                MX6UL_PAD_GPIO1_IO07__ENET2_MDC     0x1b0b0
+                MX6UL_PAD_ENET2_RX_EN__ENET2_RX_EN  0x1b0b0
+                MX6UL_PAD_ENET2_RX_ER__ENET2_RX_ER  0x1b0b0
+                MX6UL_PAD_ENET2_RX_DATA0__ENET2_RDATA00 0x1b0b0
+                MX6UL_PAD_ENET2_RX_DATA1__ENET2_RDATA01 0x1b0b0
+                MX6UL_PAD_ENET2_TX_EN__ENET2_TX_EN  0x1b0b0
+                MX6UL_PAD_ENET2_TX_DATA0__ENET2_TDATA00 0x1b0b0
+                MX6UL_PAD_ENET2_TX_DATA1__ENET2_TDATA01 0x1b0b0
+                MX6UL_PAD_ENET2_TX_CLK__ENET2_REF_CLK2  0x4001b031
+                MX6UL_PAD_ENET1_RX_EN__ENET1_RX_EN  0x1b0b0
+                MX6UL_PAD_ENET1_RX_ER__ENET1_RX_ER  0x1b0b0
+                MX6UL_PAD_ENET1_RX_DATA0__ENET1_RDATA00 0x1b0b0
+                MX6UL_PAD_ENET1_RX_DATA1__ENET1_RDATA01 0x1b0b0
+                MX6UL_PAD_ENET1_TX_EN__ENET1_TX_EN  0x1b0b0
+                MX6UL_PAD_ENET1_TX_DATA0__ENET1_TDATA00 0x1b0b0
+                MX6UL_PAD_ENET1_TX_DATA1__ENET1_TDATA01 0x1b0b0
+                MX6UL_PAD_ENET1_TX_CLK__ENET1_REF_CLK1  0x4001b031
+            >;
+        };
+
+        pinctrl_flexcan1: flexcan1grp{
+            fsl,pins = <
+                MX6UL_PAD_UART3_CTS_B__FLEXCAN1_TX         0x000010B0
+                MX6UL_PAD_UART3_RTS_B__FLEXCAN1_RX         0x000010B0
+            >;
+        };
+
+        pinctrl_i2c1: i2c1grp {
+            fsl,pins = <
+                MX6UL_PAD_UART4_TX_DATA__I2C1_SCL 0x4001b8b0
+                MX6UL_PAD_UART4_RX_DATA__I2C1_SDA 0x4001b8b0
+            >;
+        };
+
+        pinctrl_i2c2: i2c2grp {
+            fsl,pins = <
+                MX6UL_PAD_UART5_TX_DATA__I2C2_SCL 0x4001b8b0
+                MX6UL_PAD_UART5_RX_DATA__I2C2_SDA 0x4001b8b0
+            >;
+        };
+
+        pinctrl_ecspi3: ecspi3 {              
+                    fsl,pins = <
+                MX6UL_PAD_UART2_CTS_B__ECSPI3_MOSI         0x000010B0
+                MX6UL_PAD_UART2_RTS_B__ECSPI3_MISO         0x000010B0
+                MX6UL_PAD_UART2_RX_DATA__ECSPI3_SCLK       0x000010B0
+                //MX6UL_PAD_UART2_TX_DATA__ECSPI3_SS0        0x000010B0
+                MX6UL_PAD_UART2_TX_DATA__GPIO1_IO20        0x000010B0
+                MX6UL_PAD_GPIO1_IO01__GPIO1_IO01           0x000010B0
+            >;
+        };
+
+        pinctrl_ecspi1: ecspi1 {
+                     fsl,pins = <
+                 MX6UL_PAD_CSI_DATA04__ECSPI1_SCLK         0x000010B0
+                 MX6UL_PAD_CSI_DATA06__ECSPI1_MOSI         0x000010B0
+                 MX6UL_PAD_CSI_DATA07__ECSPI1_MISO         0x000010B0
+                 MX6UL_PAD_CSI_DATA05__GPIO4_IO26          0x000010B0
+                 MX6UL_PAD_CSI_DATA03__GPIO4_IO24          0x000010B0
+             >;
+         };
+
+        pinctrl_uart3: uart3grp {
+            fsl,pins = <
+                MX6UL_PAD_UART3_TX_DATA__UART3_DCE_TX   0x1b0b1
+                MX6UL_PAD_UART3_RX_DATA__UART3_DCE_RX   0x1b0b1
+            >;
+        };
+        
+        pinctrl_uart1: uart1grp {
+            fsl,pins = <
+                MX6UL_PAD_UART1_TX_DATA__UART1_DCE_TX 0x1b0b1
+                MX6UL_PAD_UART1_RX_DATA__UART1_DCE_RX 0x1b0b1
+            >;
+        };
+
+        pinctrl_uart6: uart6grp {
+             fsl,pins = <
+                 MX6UL_PAD_CSI_MCLK__UART6_DCE_TX      0x1b0b1
+                 MX6UL_PAD_CSI_PIXCLK__UART6_DCE_RX    0x1b0b1
+             >;
+         };
+
+
+        pinctrl_sai2: sai2grp {
+            fsl,pins = <
+                MX6UL_PAD_JTAG_TDI__SAI2_TX_BCLK    0x17088
+                MX6UL_PAD_JTAG_TDO__SAI2_TX_SYNC    0x17088
+                MX6UL_PAD_JTAG_TRST_B__SAI2_TX_DATA 0x11088
+                MX6UL_PAD_JTAG_TCK__SAI2_RX_DATA    0x11088
+                MX6UL_PAD_JTAG_TMS__SAI2_MCLK       0x17088
+            >;
+        };
+
+        pinctrl_tsc: tscgrp {
+            fsl,pins = <
+                MX6UL_PAD_GPIO1_IO01__GPIO1_IO01    0xb0
+                MX6UL_PAD_GPIO1_IO02__GPIO1_IO02    0xb0
+                MX6UL_PAD_GPIO1_IO03__GPIO1_IO03    0xb0
+                MX6UL_PAD_GPIO1_IO04__GPIO1_IO04    0xb0
+            >;
+        };
+
+        pinctrl_usdhc1: usdhc1grp {
+            fsl,pins = <
+                MX6UL_PAD_SD1_CMD__USDHC1_CMD     0x17059
+                MX6UL_PAD_SD1_CLK__USDHC1_CLK     0x10071
+                MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x17059
+                MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x17059
+                MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x17059
+                MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x17059
+            >;
+        };
+
+        pinctrl_usdhc1_100mhz: usdhc1grp100mhz {
+            fsl,pins = <
+                MX6UL_PAD_SD1_CMD__USDHC1_CMD     0x170b9
+                MX6UL_PAD_SD1_CLK__USDHC1_CLK     0x100b9
+                MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x170b9
+                MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x170b9
+                MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x170b9
+                MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x170b9
+            >;
+        };
+
+        pinctrl_usdhc1_200mhz: usdhc1grp200mhz {
+            fsl,pins = <
+                MX6UL_PAD_SD1_CMD__USDHC1_CMD     0x170f9
+                MX6UL_PAD_SD1_CLK__USDHC1_CLK     0x100f9
+                MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x170f9
+                MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x170f9
+                MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x170f9
+                MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x170f9
+            >;
+        };
+
+        pinctrl_usdhc2: usdhc2grp {
+            fsl,pins = <
+                MX6UL_PAD_NAND_RE_B__USDHC2_CLK     0x10069
+                MX6UL_PAD_NAND_WE_B__USDHC2_CMD     0x17059
+                MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x17059
+                MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x17059
+                MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x17059
+                MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x17059
+            >;
+        };
+
+        pinctrl_usdhc2_8bit: usdhc2grp_8bit {
+            fsl,pins = <
+                MX6UL_PAD_NAND_RE_B__USDHC2_CLK     0x10069
+                MX6UL_PAD_NAND_WE_B__USDHC2_CMD     0x17059
+                MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x17059
+                MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x17059
+                MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x17059
+                MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x17059
+                MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x17059
+                MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x17059
+                MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x17059
+                MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x17059
+            >;
+        };
+
+        pinctrl_usdhc2_8bit_100mhz: usdhc2grp_8bit_100mhz {
+            fsl,pins = <
+                MX6UL_PAD_NAND_RE_B__USDHC2_CLK     0x100b9
+                MX6UL_PAD_NAND_WE_B__USDHC2_CMD     0x170b9
+                MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x170b9
+                MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x170b9
+                MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x170b9
+                MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x170b9
+                MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x170b9
+                MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x170b9
+                MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x170b9
+                MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x170b9
+            >;
+        };
+
+        pinctrl_usdhc2_8bit_200mhz: usdhc2grp_8bit_200mhz {
+            fsl,pins = <
+                MX6UL_PAD_NAND_RE_B__USDHC2_CLK     0x100f9
+                MX6UL_PAD_NAND_WE_B__USDHC2_CMD     0x170f9
+                MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x170f9
+                MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x170f9
+                MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x170f9
+                MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x170f9
+                MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x170f9
+                MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x170f9
+                MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x170f9
+                MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x170f9
+            >;
+        };
+        pinctrl_lcdif_dat: lcdifdatgrp {
+            fsl,pins = <
+                MX6UL_PAD_LCD_DATA00__LCDIF_DATA00  0x79
+                MX6UL_PAD_LCD_DATA01__LCDIF_DATA01  0x79
+                MX6UL_PAD_LCD_DATA02__LCDIF_DATA02  0x79
+                MX6UL_PAD_LCD_DATA03__LCDIF_DATA03  0x79
+                MX6UL_PAD_LCD_DATA04__LCDIF_DATA04  0x79
+                MX6UL_PAD_LCD_DATA05__LCDIF_DATA05  0x79
+                MX6UL_PAD_LCD_DATA06__LCDIF_DATA06  0x79
+                MX6UL_PAD_LCD_DATA07__LCDIF_DATA07  0x79
+                MX6UL_PAD_LCD_DATA08__LCDIF_DATA08  0x79
+                MX6UL_PAD_LCD_DATA09__LCDIF_DATA09  0x79
+                MX6UL_PAD_LCD_DATA10__LCDIF_DATA10  0x79
+                MX6UL_PAD_LCD_DATA11__LCDIF_DATA11  0x79
+                MX6UL_PAD_LCD_DATA12__LCDIF_DATA12  0x79
+                MX6UL_PAD_LCD_DATA13__LCDIF_DATA13  0x79
+                MX6UL_PAD_LCD_DATA14__LCDIF_DATA14  0x79
+                MX6UL_PAD_LCD_DATA15__LCDIF_DATA15  0x79
+                MX6UL_PAD_LCD_DATA16__LCDIF_DATA16  0x79
+                MX6UL_PAD_LCD_DATA17__LCDIF_DATA17  0x79
+                MX6UL_PAD_LCD_DATA18__LCDIF_DATA18  0x79
+                MX6UL_PAD_LCD_DATA19__LCDIF_DATA19  0x79
+                MX6UL_PAD_LCD_DATA20__LCDIF_DATA20  0x79
+                MX6UL_PAD_LCD_DATA21__LCDIF_DATA21  0x79
+                MX6UL_PAD_LCD_DATA22__LCDIF_DATA22  0x79
+                MX6UL_PAD_LCD_DATA23__LCDIF_DATA23  0x79
+            >;
+        };
+
+        pinctrl_lcdif_dat_16bits: lcdifdatgrp_16bits {
+            fsl,pins = <
+                MX6UL_PAD_LCD_DATA00__LCDIF_DATA00  0x79
+                MX6UL_PAD_LCD_DATA01__LCDIF_DATA01  0x79
+                MX6UL_PAD_LCD_DATA02__LCDIF_DATA02  0x79
+                MX6UL_PAD_LCD_DATA03__LCDIF_DATA03  0x79
+                MX6UL_PAD_LCD_DATA04__LCDIF_DATA04  0x79
+                MX6UL_PAD_LCD_DATA05__LCDIF_DATA05  0x79
+                MX6UL_PAD_LCD_DATA06__LCDIF_DATA06  0x79
+                MX6UL_PAD_LCD_DATA07__LCDIF_DATA07  0x79
+                MX6UL_PAD_LCD_DATA08__LCDIF_DATA08  0x79
+                MX6UL_PAD_LCD_DATA09__LCDIF_DATA09  0x79
+                MX6UL_PAD_LCD_DATA10__LCDIF_DATA10  0x79
+                MX6UL_PAD_LCD_DATA11__LCDIF_DATA11  0x79
+                MX6UL_PAD_LCD_DATA12__LCDIF_DATA12  0x79
+                MX6UL_PAD_LCD_DATA13__LCDIF_DATA13  0x79
+                MX6UL_PAD_LCD_DATA14__LCDIF_DATA14  0x79
+                MX6UL_PAD_LCD_DATA15__LCDIF_DATA15  0x79
+            >;
+        };
+
+        pinctrl_lcdif_ctrl: lcdifctrlgrp {
+            fsl,pins = <
+                MX6UL_PAD_LCD_CLK__LCDIF_CLK        0x79
+                MX6UL_PAD_LCD_ENABLE__LCDIF_ENABLE  0x79
+                MX6UL_PAD_LCD_HSYNC__LCDIF_HSYNC    0x79
+                MX6UL_PAD_LCD_VSYNC__LCDIF_VSYNC    0x79
+            >;
+        };
+        pinctrl_pwm1: pwm1grp {
+            fsl,pins = <
+                MX6UL_PAD_GPIO1_IO08__PWM1_OUT   0x110b0
+            >;
+        };
+        pinctrl_lcdif_reset: lcdifresetgrp {
+            fsl,pins = <
+                MX6UL_PAD_LCD_RESET__GPIO3_IO04     0x1b0b0
+            >;
+        };
+
+        pinctrl_adc1: adc1grp {
+            fsl,pins = <
+                MX6UL_PAD_GPIO1_IO03__GPIO1_IO03          0x000010B1
+                MX6UL_PAD_GPIO1_IO04__GPIO1_IO04          0x000010B1
+                >;
+        };
+
+    };
+};
+
+&iomuxc_snvs {
+    pinctrl-names = "default_snvs";
+    pinctrl-0 = <&pinctrl_hog_2>;
+    imx6ul-evk {
+        pinctrl_hog_2: hoggrp-2 {
+            fsl,pins = <
+                MX6ULL_PAD_SNVS_TAMPER9__GPIO5_IO09     0x1b0b0 /* enet1 reset */
+                MX6ULL_PAD_SNVS_TAMPER6__GPIO5_IO06     0x1b0b0 /* enet2 reset */
+                MX6ULL_PAD_SNVS_TAMPER1__GPIO5_IO01     0x000110A0 /*key 1*/
+            >;
+        };
+
+         pinctrl_tsc_reset: tscresetgrp  {        /*!< Function assigned for the core: Cortex-A7[ca7] */
+            fsl,pins = <
+                MX6ULL_PAD_SNVS_TAMPER2__GPIO5_IO02        0x000110A0
+            >;
+        };
+
+        pinctrl_spi4: spi4grp {
+            fsl,pins = <
+                MX6ULL_PAD_BOOT_MODE0__GPIO5_IO10        0x70a1
+                MX6ULL_PAD_BOOT_MODE1__GPIO5_IO11        0x70a1
+                MX6ULL_PAD_SNVS_TAMPER7__GPIO5_IO07      0x70a1
+                MX6ULL_PAD_SNVS_TAMPER8__GPIO5_IO08      0x80000000
+            >;
+        };
+
+        pinctrl_leds: ledgrp {
+            fsl,pins = <
+                  MX6ULL_PAD_SNVS_TAMPER3__GPIO5_IO03        0x000110A0
+            >;
+        };
+
+        pinctrl_485_ctl: uart3_rs485 {
+            fsl,pins = <
+            MX6ULL_PAD_SNVS_TAMPER0__GPIO5_IO00     0x1b0b0
+            >;
+        };
+        
+    };
+};
+
+&lcdif {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_lcdif_dat
+             &pinctrl_lcdif_ctrl
+             &pinctrl_lcdif_reset>; 
+    display = <&display0>;
+    status = "okay";
+    reset-gpios = <&gpio3 4 GPIO_ACTIVE_LOW>; /* 100ask */
+
+    display0: display {
+        bits-per-pixel = <24>;
+        bus-width = <24>;
+
+        display-timings {
+            native-mode = <&timing0>;
+
+             timing0: timing0_1024x768 {
+             clock-frequency = <50000000>;
+             hactive = <1024>;
+             vactive = <600>;
+             hfront-porch = <160>;
+             hback-porch = <140>;
+             hsync-len = <20>;
+             vback-porch = <20>;
+             vfront-porch = <12>;
+             vsync-len = <3>;
+
+             hsync-active = <0>;
+             vsync-active = <0>;
+             de-active = <1>;
+             pixelclk-active = <0>;
+             };
+
+        };
+    };
+};
+
+&pwm1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_pwm1>;
+    status = "okay";
+};
+
+&pxp {
+    status = "okay";
+};
+&ecspi3 { 
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_ecspi3>;
+    cs-gpios = <&gpio1 20 GPIO_ACTIVE_LOW>;
+    status = "okay";
+    
+    
+    spidev: icm20608@0{
+        compatible = "invensense,icm20608";
+        interrupt-parent = <&gpio1>;
+        interrupts = <1 1>;
+        spi-max-frequency = <8000000>; 
+        reg = <0>; 
+    };
+};
+
+&sai2 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_sai2>;
+
+    assigned-clocks = <&clks IMX6UL_CLK_SAI2_SEL>,
+              <&clks IMX6UL_CLK_SAI2>;
+    assigned-clock-parents = <&clks IMX6UL_CLK_PLL4_AUDIO_DIV>;
+    assigned-clock-rates = <0>, <12288000>;
+
+    status = "okay";
+};
+
+&tsc {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_tsc>;
+    xnur-gpio = <&gpio1 3 GPIO_ACTIVE_LOW>;
+    measure-delay-time = <0xfffff>;
+    pre-charge-time = <0xffff>;
+    status = "okay";
+};
+
+&uart1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_uart1>;
+    status = "okay";
+};
+&uart3 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_uart3
+             &pinctrl_485_ctl>;
+    //pinctrl-0 = <&pinctrl_uart3>;
+    //fsl,rs485-gpio-txen = <&gpio5 0 GPIO_ACTIVE_HIGH>;
+    //rts-gpio = <&gpio5 0 GPIO_ACTIVE_HIGH>;
+    rs485-rts-active-high;
+    //rs485-rts-active-high;
+        rs485-rx-during-tx;
+        rs485-rts-delay = <100 100>;
+        linux,rs485-enabled-at-boot-time;
+    status = "okay";
+};
+ 
+&uart6 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_uart6>;
+    status = "okay";
+};
+
+
+&usbotg1 {
+    dr_mode = "otg";
+    srp-disable;
+    hnp-disable;
+    adp-disable;
+    status = "okay";
+};
+
+&usbotg2 {
+    dr_mode = "host";
+    disable-over-current;
+    status = "okay";
+};
+
+&usbphy1 {
+    tx-d-cal = <0x5>;
+};
+
+&usbphy2 {
+    tx-d-cal = <0x5>;
+};
+
+&usdhc1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_usdhc1>;
+    cd-gpios = <&gpio1 19 GPIO_ACTIVE_LOW>;
+    keep-power-in-suspend;
+    enable-sdio-wakeup;
+    bus-width = <4>;
+    status = "okay";
+};
+
+&usdhc2 {
+        pinctrl-names = "default";
+        pinctrl-0 = <&pinctrl_usdhc2_8bit>;
+        bus-width = <8>;
+        non-removable;
+        status = "okay";
+};
+
+&wdog1 {
+    status = "okay";
+};
+
+&adc1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_adc1>;
+    num-channels = <5>;
+    vref-supply = <&reg_can_3v3>;
+    status = "okay";
+};
+
+&ecspi1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_ecspi1>;
+    
+    fsl,spi-num-chipselects = <2>;
+    cs-gpio = <&gpio4 26 GPIO_ACTIVE_LOW>, <&gpio4 24 GPIO_ACTIVE_LOW>;
+    status = "okay";
+    /*   
+    spidev0: spi@0 {
+        compatible = "rohm,dh2228fv";
+        reg = <0>;
+        spi-max-frequency = <5000000>;
+    };
+    
+    spidev1: spi@1 {
+        compatible = "rohm,dh2228fv";
+        reg = <1>;
+        spi-max-frequency = <5000000>;
+    };
+    */
+    
+};
+

IMX6ULL/source/08_Interrupt/01_simple/device_tree/原始stm32mp157c-100ask-512d-lcd-v1.dts

@@ -0,0 +1,183 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+* Copyright (C) 100ASK 2020 - All Rights Reserved
+* Author: 100ask
+* support: weidongshan@qq.com 
+*/
+
+/dts-v1/;
+
+#include "stm32mp157c-100ask-512d-v1.dts"
+
+/ {
+        model = "100ASK YA157C v2 www.100ask.com";
+        compatible = "st,stm32mp157c-100ask-512d-v1", "st,stm32mp157";
+
+
+    pinctrl_virt: virtual_pincontroller {
+        compatible = "100ask,virtual_pinctrl";
+        i2cgrp: i2cgrp {
+                functions = "i2c", "i2c";
+                groups = "pin0", "pin1";
+                configs = <0x11223344  0x55667788>;
+        };
+    };
+
+    virtual_i2c {
+        compatible = "100ask,virtual_i2c";
+        pinctrl-names = "default";
+        pinctrl-0 = <&i2cgrp>;
+    };
+
+
+gpio_virt: virtual_gpiocontroller {
+	compatible = "100ask,virtual_gpio";
+    gpio-controller;
+    #gpio-cells = <2>;
+    ngpios = <4>;
+    gpio-ranges = <&pinctrl_virt 0 0 4>; 
+};
+
+myled {
+	compatible = "100ask,leddrv";
+	led-gpios = <&gpio_virt 0 GPIO_ACTIVE_LOW>;
+};
+
+ 	i2c-bus-virtual {
+		 compatible = "100ask,i2c-bus-virtual";
+	};
+
+i2c_gpio_100ask {
+	compatible = "i2c-gpio";
+	gpios = <&gpioa 13 0 /* sda */
+		 &gpiod 8 0 /* scl */
+		>;
+	i2c-gpio,delay-us = <5>;	/* ~100 kHz */
+	#address-cells = <1>;
+	#size-cells = <0>;
+};
+
+	/*LCD Panel*/
+	panel {
+		compatible = "myir,070tft";
+        	interrupts = <11 IRQ_TYPE_EDGE_FALLING>;
+        	interrupt-parent = <&gpioe>;
+        	pinctrl-names = "default", "sleep";
+        	pinctrl-0 = <&ltdc_pins_a>;
+        	pinctrl-1 = <&ltdc_pins_sleep_a>;
+        	//reset-gpios = <&gpioe 12 GPIO_ACTIVE_LOW>;
+
+		backlight = <&panel_backlight>;
+       	 	status = "okay";
+		
+		port {
+			panel_in: endpoint {
+				remote-endpoint = <&ltdc_ep0_out>;			
+			};
+	
+		};
+	};
+};
+
+&spi5 {
+        pinctrl-names = "default", "sleep";
+        pinctrl-0 = <&spi5_pins_a>;
+        pinctrl-1 = <&spi5_sleep_pins_a>;
+        status = "okay";
+        cs-gpios = <&gpioh 5 GPIO_ACTIVE_LOW>;
+        spidev: icm20608@0{
+                compatible = "invensense,icm20608";
+                interrupts = <0 IRQ_TYPE_EDGE_FALLING>;
+                interrupt-parent = <&gpioz>;
+                spi-max-frequency = <8000000>;
+                reg = <0>;
+        };
+};
+
+/* test HDMI*/
+&ltdc {
+    status = "okay";
+    port {
+       #address-cells = <1>;
+       #size-cells = <0>;
+
+	ltdc_ep1_out: endpoint@1 {
+       		reg = <1>;
+        	remote-endpoint = <&sii9022_in>;
+        };
+   };
+};
+
+&i2c1 {
+		ap3216c@1e {
+			compatible = "lite-on,ap3216c";
+			reg = <0x1e>;
+		};
+};
+
+/*HDMI*/
+&i2c4 {
+        clock-frequency = <100000>;
+       hdmi-transmitter@40 { // use a dummy device
+                compatible = "sil,sii9022";
+                reg = <0x40>;
+                reset-gpios = <&gpiob 10 GPIO_ACTIVE_LOW>;
+                interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
+                interrupt-parent = <&gpiob>;
+                //pinctrl-names = "default", "sleep";
+                //pinctrl-0 = <&ltdc_pins_a>;
+                //pinctrl-1 = <&ltdc_pins_sleep_a>;
+                status = "disabled";
+
+                ports {
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+
+                        port@0 {
+                                reg = <0>;
+                                sii9022_in: endpoint {
+                                        remote-endpoint = <&ltdc_ep1_out>;
+                                };
+                        };
+
+                };
+        };
+
+#if 1
+	sii902x: sii902x@39 {
+              compatible = "SiI,sii902x";
+              reset-gpios = <&gpiob 10 GPIO_ACTIVE_LOW>;
+              //pinctrl-names = "default";
+              //pinctrl-0 = <&pinctrl_sii902x>;
+              interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
+              interrupt-parent = <&gpiob>;
+              mode_str ="1280x720M@60";
+              bits-per-pixel = <16>;
+              reg = <0x39>;
+              status = "okay";
+
+	};
+#endif
+};
+
+&i2s2 {
+	status = "disable";
+
+};
+
+/*test LCD*/
+&ltdc {
+        status = "okay";
+
+        port {
+                #address-cells = <1>;
+                #size-cells = <0>;
+
+                ltdc_ep0_out: endpoint@0 {
+                                reg = <0>;
+                                remote-endpoint = <&panel_in>;
+                                };
+           };
+};
+
+

IMX6ULL/source/08_Interrupt/01_simple/gpio_key_drv.c

@@ -0,0 +1,161 @@
+#include <linux/module.h>
+
+#include <linux/fs.h>
+#include <linux/errno.h>
+#include <linux/miscdevice.h>
+#include <linux/kernel.h>
+#include <linux/major.h>
+#include <linux/mutex.h>
+#include <linux/proc_fs.h>
+#include <linux/seq_file.h>
+#include <linux/stat.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/tty.h>
+#include <linux/kmod.h>
+#include <linux/gfp.h>
+#include <linux/gpio/consumer.h>
+#include <linux/platform_device.h>
+#include <linux/of_gpio.h>
+#include <linux/of_irq.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/slab.h>
+
+
+struct gpio_key{
+	int gpio;
+	struct gpio_desc *gpiod;
+	int flag;
+	int irq;
+} ;
+
+static struct gpio_key *gpio_keys_100ask;
+
+static irqreturn_t gpio_key_isr(int irq, void *dev_id)
+{
+	struct gpio_key *gpio_key = dev_id;
+	int val;
+	val = gpiod_get_value(gpio_key->gpiod);
+	
+
+	printk("key %d %d\n", gpio_key->gpio, val);
+	
+	return IRQ_HANDLED;
+}
+
+/* 1. 从platform_device获得GPIO
+ * 2. gpio=>irq
+ * 3. request_irq
+ */
+static int gpio_key_probe(struct platform_device *pdev)
+{
+	int err;
+	struct device_node *node = pdev->dev.of_node;
+	int count;
+	int i;
+	enum of_gpio_flags flag;
+	unsigned flags = GPIOF_IN;
+		
+	printk("%s %s line %d\n", __FILE__, __FUNCTION__, __LINE__);
+
+	count = of_gpio_count(node);
+	if (!count)
+	{
+		printk("%s %s line %d, there isn't any gpio available\n", __FILE__, __FUNCTION__, __LINE__);
+		return -1;
+	}
+
+	gpio_keys_100ask = kzalloc(sizeof(struct gpio_key) * count, GFP_KERNEL);
+	for (i = 0; i < count; i++)
+	{
+		gpio_keys_100ask[i].gpio = of_get_gpio_flags(node, i, &flag);
+		if (gpio_keys_100ask[i].gpio < 0)
+		{
+			printk("%s %s line %d, of_get_gpio_flags fail\n", __FILE__, __FUNCTION__, __LINE__);
+			return -1;
+		}
+		gpio_keys_100ask[i].gpiod = gpio_to_desc(gpio_keys_100ask[i].gpio);
+		gpio_keys_100ask[i].flag = flag & OF_GPIO_ACTIVE_LOW;
+
+		if (flag & OF_GPIO_ACTIVE_LOW)
+			flags |= GPIOF_ACTIVE_LOW;
+
+		err = devm_gpio_request_one(&pdev->dev, gpio_keys_100ask[i].gpio, flags, NULL);
+
+		
+		gpio_keys_100ask[i].irq  = gpio_to_irq(gpio_keys_100ask[i].gpio);
+	}
+
+	for (i = 0; i < count; i++)
+	{
+		err = request_irq(gpio_keys_100ask[i].irq, gpio_key_isr, IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, "100ask_gpio_key", &gpio_keys_100ask[i]);
+	}
+        
+    return 0;
+    
+}
+
+static int gpio_key_remove(struct platform_device *pdev)
+{
+	//int err;
+	struct device_node *node = pdev->dev.of_node;
+	int count;
+	int i;
+
+	count = of_gpio_count(node);
+	for (i = 0; i < count; i++)
+	{
+		free_irq(gpio_keys_100ask[i].irq, &gpio_keys_100ask[i]);
+	}
+	kfree(gpio_keys_100ask);
+    return 0;
+}
+
+
+static const struct of_device_id ask100_keys[] = {
+    { .compatible = "100ask,gpio_key" },
+    { },
+};
+
+/* 1. 定义platform_driver */
+static struct platform_driver gpio_keys_driver = {
+    .probe      = gpio_key_probe,
+    .remove     = gpio_key_remove,
+    .driver     = {
+        .name   = "100ask_gpio_key",
+        .of_match_table = ask100_keys,
+    },
+};
+
+/* 2. 在入口函数注册platform_driver */
+static int __init gpio_key_init(void)
+{
+    int err;
+    
+	printk("%s %s line %d\n", __FILE__, __FUNCTION__, __LINE__);
+	
+    err = platform_driver_register(&gpio_keys_driver); 
+	
+	return err;
+}
+
+/* 3. 有入口函数就应该有出口函数：卸载驱动程序时，就会去调用这个出口函数
+ *     卸载platform_driver
+ */
+static void __exit gpio_key_exit(void)
+{
+	printk("%s %s line %d\n", __FILE__, __FUNCTION__, __LINE__);
+
+    platform_driver_unregister(&gpio_keys_driver);
+}
+
+
+/* 7. 其他完善：提供设备信息，自动创建设备节点                                     */
+
+module_init(gpio_key_init);
+module_exit(gpio_key_exit);
+
+MODULE_LICENSE("GPL");
+
+

IMX6ULL/source/08_Interrupt/01_simple/just_for_test/Makefile

@@ -0,0 +1,27 @@
+
+# 1. 使用不同的开发板内核时, 一定要修改KERN_DIR
+# 2. KERN_DIR中的内核要事先配置、编译, 为了能编译内核, 要先设置下列环境变量:
+# 2.1 ARCH,          比如: export ARCH=arm64
+# 2.2 CROSS_COMPILE, 比如: export CROSS_COMPILE=aarch64-linux-gnu-
+# 2.3 PATH,          比如: export PATH=$PATH:/home/book/100ask_roc-rk3399-pc/ToolChain-6.3.1/gcc-linaro-6.3.1-2017.05-x86_64_aarch64-linux-gnu/bin 
+# 注意: 不同的开发板不同的编译器上述3个环境变量不一定相同,
+#       请参考各开发板的高级用户使用手册
+
+KERN_DIR = # 板子所用内核源码的目录
+
+all:
+	make -C $(KERN_DIR) M=`pwd` modules 
+
+clean:
+	make -C $(KERN_DIR) M=`pwd` modules clean
+	rm -rf modules.order
+
+# 参考内核源码drivers/char/ipmi/Makefile
+# 要想把a.c, b.c编译成ab.ko, 可以这样指定:
+# ab-y := a.o b.o
+# obj-m += ab.o
+
+
+
+obj-m += test_drv.o
+

IMX6ULL/source/08_Interrupt/01_simple/just_for_test/test_drv.c

@@ -0,0 +1,121 @@
+#include <linux/module.h>
+
+#include <linux/init.h>
+#include <linux/fs.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/sched.h>
+#include <linux/pm.h>
+#include <linux/slab.h>
+#include <linux/sysctl.h>
+#include <linux/proc_fs.h>
+#include <linux/delay.h>
+#include <linux/platform_device.h>
+#include <linux/input.h>
+#include <linux/gpio_keys.h>
+#include <linux/workqueue.h>
+#include <linux/gpio.h>
+#include <linux/gpio/consumer.h>
+#include <linux/of.h>
+#include <linux/of_platform.h>
+#include <linux/of_gpio.h>
+#include <linux/of_irq.h>
+#include <linux/spinlock.h>
+
+struct gpio_key {
+	int gpio;
+	int irq;
+	enum of_gpio_flags flag;
+};
+
+static struct gpio_key *gpio_keys;
+
+
+static const struct of_device_id ask100_gpios[] = {
+    { .compatible = "100ask,gpio_key" },
+    { },
+};
+
+static irqreturn_t gpio_key_irq_100ask(int irq, void *dev_id)
+{
+	struct gpio_key *gpio_key = dev_id;
+
+	printk("key %d val %d\n", irq, gpio_get_value(gpio_key->gpio));
+
+	return IRQ_HANDLED;
+}
+
+
+static int chip_demo_gpio_probe(struct platform_device *pdev)
+{
+	struct device_node *node = pdev->dev.of_node;
+	int count;
+	int i;
+	enum of_gpio_flags flags;
+	int gpio;
+	int irq;
+	int err;
+	
+	count = of_gpio_count(node);
+
+	gpio_keys = kzalloc(count * sizeof(struct gpio_key), GFP_KERNEL);
+
+	for (i = 0; i < count; i++)
+	{
+		gpio = of_get_gpio_flags(node, i, &flags);
+		irq = gpio_to_irq(gpio);	
+
+		gpio_keys[i].gpio = gpio;
+		gpio_keys[i].irq  = irq;
+		gpio_keys[i].flag = flags;
+		
+		err = request_irq(irq, gpio_key_irq_100ask, IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, "100ask_gpio_key", &gpio_keys[i]);
+	}
+
+	return 0;
+}
+
+static int chip_demo_gpio_remove(struct platform_device *pdev)
+{
+	struct device_node *node = pdev->dev.of_node;
+	int count;
+	int i;
+
+	count = of_gpio_count(node);
+	for (i = 0; i < count; i++)
+	{
+		free_irq(gpio_keys[i].irq, &gpio_keys[i]);
+	}
+	
+    return 0;
+}
+
+
+/* 1. 定义platform_driver */
+static struct platform_driver test_gpio_drv = {
+    .probe      = chip_demo_gpio_probe,
+    .remove     = chip_demo_gpio_remove,
+    .driver     = {
+        .name   = "100ask_led",
+        .of_match_table = ask100_gpios,
+    },
+};
+
+
+static int test_gpio_drv_init(void)
+{
+	platform_driver_register(&test_gpio_drv);
+	return 0;
+}
+
+static void test_gpio_drv_exit(void)
+{
+	platform_driver_unregister(&test_gpio_drv);
+}
+
+module_init(test_gpio_drv_init);
+module_exit(test_gpio_drv_exit);
+
+MODULE_LICENSE("GPL");
+
+

IMX6ULL/source/08_Interrupt/01_simple/原始gpio_key_drv.c

@@ -0,0 +1,153 @@
+#include <linux/module.h>
+
+#include <linux/fs.h>
+#include <linux/errno.h>
+#include <linux/miscdevice.h>
+#include <linux/kernel.h>
+#include <linux/major.h>
+#include <linux/mutex.h>
+#include <linux/proc_fs.h>
+#include <linux/seq_file.h>
+#include <linux/stat.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/tty.h>
+#include <linux/kmod.h>
+#include <linux/gfp.h>
+#include <linux/gpio/consumer.h>
+#include <linux/platform_device.h>
+#include <linux/of_gpio.h>
+#include <linux/of_irq.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/slab.h>
+
+
+struct gpio_key{
+	int gpio;
+	struct gpio_desc *gpiod;
+	int flag;
+	int irq;
+} ;
+
+static struct gpio_key *gpio_keys_100ask;
+
+static irqreturn_t gpio_key_isr(int irq, void *dev_id)
+{
+	struct gpio_key *gpio_key = dev_id;
+	int val;
+	val = gpiod_get_value(gpio_key->gpiod);
+	
+
+	printk("key %d %d\n", gpio_key->gpio, val);
+	
+	return IRQ_HANDLED;
+}
+
+/* 1. 从platform_device获得GPIO
+ * 2. gpio=>irq
+ * 3. request_irq
+ */
+static int gpio_key_probe(struct platform_device *pdev)
+{
+	int err;
+	struct device_node *node = pdev->dev.of_node;
+	int count;
+	int i;
+	enum of_gpio_flags flag;
+		
+	printk("%s %s line %d\n", __FILE__, __FUNCTION__, __LINE__);
+
+	count = of_gpio_count(node);
+	if (!count)
+	{
+		printk("%s %s line %d, there isn't any gpio available\n", __FILE__, __FUNCTION__, __LINE__);
+		return -1;
+	}
+
+	gpio_keys_100ask = kzalloc(sizeof(struct gpio_key) * count, GFP_KERNEL);
+	for (i = 0; i < count; i++)
+	{
+		gpio_keys_100ask[i].gpio = of_get_gpio_flags(node, i, &flag);
+		if (gpio_keys_100ask[i].gpio < 0)
+		{
+			printk("%s %s line %d, of_get_gpio_flags fail\n", __FILE__, __FUNCTION__, __LINE__);
+			return -1;
+		}
+		gpio_keys_100ask[i].gpiod = gpio_to_desc(gpio_keys_100ask[i].gpio);
+		gpio_keys_100ask[i].flag = flag & OF_GPIO_ACTIVE_LOW;
+		gpio_keys_100ask[i].irq  = gpio_to_irq(gpio_keys_100ask[i].gpio);
+	}
+
+	for (i = 0; i < count; i++)
+	{
+		err = request_irq(gpio_keys_100ask[i].irq, gpio_key_isr, IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, "100ask_gpio_key", &gpio_keys_100ask[i]);
+	}
+        
+    return 0;
+    
+}
+
+static int gpio_key_remove(struct platform_device *pdev)
+{
+	//int err;
+	struct device_node *node = pdev->dev.of_node;
+	int count;
+	int i;
+
+	count = of_gpio_count(node);
+	for (i = 0; i < count; i++)
+	{
+		free_irq(gpio_keys_100ask[i].irq, &gpio_keys_100ask[i]);
+	}
+	kfree(gpio_keys_100ask);
+    return 0;
+}
+
+
+static const struct of_device_id ask100_keys[] = {
+    { .compatible = "100ask,gpio_key" },
+    { },
+};
+
+/* 1. 定义platform_driver */
+static struct platform_driver gpio_keys_driver = {
+    .probe      = gpio_key_probe,
+    .remove     = gpio_key_remove,
+    .driver     = {
+        .name   = "100ask_gpio_key",
+        .of_match_table = ask100_keys,
+    },
+};
+
+/* 2. 在入口函数注册platform_driver */
+static int __init gpio_key_init(void)
+{
+    int err;
+    
+	printk("%s %s line %d\n", __FILE__, __FUNCTION__, __LINE__);
+	
+    err = platform_driver_register(&gpio_keys_driver); 
+	
+	return err;
+}
+
+/* 3. 有入口函数就应该有出口函数：卸载驱动程序时，就会去调用这个出口函数
+ *     卸载platform_driver
+ */
+static void __exit gpio_key_exit(void)
+{
+	printk("%s %s line %d\n", __FILE__, __FUNCTION__, __LINE__);
+
+    platform_driver_unregister(&gpio_keys_driver);
+}
+
+
+/* 7. 其他完善：提供设备信息，自动创建设备节点                                     */
+
+module_init(gpio_key_init);
+module_exit(gpio_key_exit);
+
+MODULE_LICENSE("GPL");
+
+

README.md

@@ -252,6 +252,19 @@ git clone https://e.coding.net/weidongshan/linux/doc_and_source_for_drivers.git
   11_GPIO子系统的sysfs接口
   ```
 
+* 2021.06.12 发布"Interrupt子系统"
+
+  ```shell
+  01_异常与中断的概念及处理流程
+  02_进程线程中断的核心_栈
+  03_Linux系统对中断处理的演进
+  04_Linux中断系统中的重要数据结构
+  05_在设备树中指定中断_在代码中获得中断
+  06_编写使用中断的按键驱动程序
+  07_IMX6ULL设备树修改及上机实验
+  07_STM32MP157设备树修改及上机实验
+  ```
+
   
 
 

STM32MP157/source/A7/08_Interrupt/01_simple/Makefile

@@ -0,0 +1,27 @@
+
+# 1. 使用不同的开发板内核时, 一定要修改KERN_DIR
+# 2. KERN_DIR中的内核要事先配置、编译, 为了能编译内核, 要先设置下列环境变量:
+# 2.1 ARCH,          比如: export ARCH=arm64
+# 2.2 CROSS_COMPILE, 比如: export CROSS_COMPILE=aarch64-linux-gnu-
+# 2.3 PATH,          比如: export PATH=$PATH:/home/book/100ask_roc-rk3399-pc/ToolChain-6.3.1/gcc-linaro-6.3.1-2017.05-x86_64_aarch64-linux-gnu/bin 
+# 注意: 不同的开发板不同的编译器上述3个环境变量不一定相同,
+#       请参考各开发板的高级用户使用手册
+
+KERN_DIR = /home/book/100ask_stm32mp157_pro-sdk/Linux-5.4 # 板子所用内核源码的目录
+
+all:
+	make -C $(KERN_DIR) M=`pwd` modules 
+
+clean:
+	make -C $(KERN_DIR) M=`pwd` modules clean
+	rm -rf modules.order
+
+# 参考内核源码drivers/char/ipmi/Makefile
+# 要想把a.c, b.c编译成ab.ko, 可以这样指定:
+# ab-y := a.o b.o
+# obj-m += ab.o
+
+
+
+obj-m += gpio_key_drv.o
+

STM32MP157/source/A7/08_Interrupt/01_simple/device_tree/修改后100ask_imx6ull-14x14.dts

@@ -0,0 +1,949 @@
+/*
+ * Copyright (C) 2016 Freescale Semiconductor, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/input/input.h>
+#include "imx6ull.dtsi"
+
+/ {
+    model = "Freescale i.MX6 ULL 14x14 EVK Board";
+    compatible = "fsl,imx6ull-14x14-evk", "fsl,imx6ull";
+
+    chosen {
+        stdout-path = &uart1;
+    };
+
+    memory {
+        reg = <0x80000000 0x20000000>;
+    };
+
+    reserved-memory {
+        #address-cells = <1>;
+        #size-cells = <1>;
+        ranges;
+
+        linux,cma {
+            compatible = "shared-dma-pool";
+            reusable;
+            size = <0x14000000>;
+            linux,cma-default;
+        };
+    };
+
+    backlight {
+        compatible = "pwm-backlight";
+        pwms = <&pwm1 0 1000>;
+        brightness-levels = <0 1 2 3 4 5 6 8 10>;
+        default-brightness-level = <8>;
+        status = "okay";
+    };
+
+    pxp_v4l2 {
+        compatible = "fsl,imx6ul-pxp-v4l2", "fsl,imx6sx-pxp-v4l2", "fsl,imx6sl-pxp-v4l2";
+        status = "okay";
+    };
+
+    regulators {
+        compatible = "simple-bus";
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        reg_can_3v3: regulator@0 {
+            compatible = "regulator-fixed";
+            reg = <0>;
+            regulator-name = "can-3v3";
+            regulator-min-microvolt = <3300000>;
+            regulator-max-microvolt = <3300000>;
+        };
+
+        reg_usb_ltemodule: regulator@1 {
+            compatible = "regulator-fixed";
+            regulator-name = "ltemodule-pwr";
+            regulator-min-microvolt = <3800000>;
+            regulator-max-microvolt = <3800000>;
+            gpios = <&gpio5 5 GPIO_ACTIVE_HIGH>;
+            enable-active-high;
+            regulator-boot-on;
+        };
+
+        reg_gpio_wifi: regulator@2 {
+            compatible = "regulator-fixed";
+            regulator-name = "wifi-pwr";
+            regulator-min-microvolt = <3300000>;
+            regulator-max-microvolt = <3300000>;
+            gpios = <&gpio1 10 GPIO_ACTIVE_LOW>;
+            regulator-boot-on;
+        };
+
+    };
+
+    leds {
+        compatible = "gpio-leds";
+        pinctrl-names = "default";
+        pinctrl-0 = <&pinctrl_leds>;
+        
+        status = "disabled";
+
+        led0: cpu {
+            label = "cpu";
+            gpios = <&gpio5 3 GPIO_ACTIVE_LOW>;
+            default-state = "on";
+            linux,default-trigger = "heartbeat";
+        };
+    };
+
+    gpio_keys_100ask {
+        compatible = "100ask,gpio_key";
+		gpios = <&gpio5 1 GPIO_ACTIVE_LOW
+		 &gpio4 14 GPIO_ACTIVE_LOW>;
+		
+        pinctrl-names = "default";
+        pinctrl-0 = <&key1_100ask &key2_100ask>;
+    };
+
+    gpio-keys {
+        compatible = "gpio-keys";
+        pinctrl-names = "default";
+	status = "disabled";
+
+        user1 {
+            label = "User1 Button";
+            gpios = <&gpio5 1 GPIO_ACTIVE_LOW>;
+            gpio-key,wakeup;
+            linux,code = <KEY_1>;
+        };
+        
+        user2 {
+            label = "User2 Button";
+            gpios = <&gpio4 14 GPIO_ACTIVE_LOW>;
+            gpio-key,wakeup;
+            linux,code = <KEY_2>;
+        };
+    };
+    sound {
+            compatible = "fsl,imx6ul-evk-wm8960",
+                     "fsl,imx-audio-wm8960";
+            model = "wm8960-audio";
+            cpu-dai = <&sai2>;
+            audio-codec = <&codec>;
+            asrc-controller = <&asrc>;
+            codec-master;
+            gpr = <&gpr 4 0x100000 0x100000>;
+            hp-det = <3 0>;
+            /*hp-det-gpios = <&gpio5 4 0>;
+            mic-det-gpios = <&gpio5 4 0>;*/
+            audio-routing =
+                "Headphone Jack", "HP_L",
+                "Headphone Jack", "HP_R",
+                "Ext Spk", "SPK_LP",
+                "Ext Spk", "SPK_LN",
+                "Ext Spk", "SPK_RP",
+                "Ext Spk", "SPK_RN",
+                "LINPUT2", "Mic Jack",
+                "LINPUT3", "Mic Jack",
+                "RINPUT1", "Main MIC",
+                "RINPUT2", "Main MIC",  
+                "Mic Jack", "MICB",
+                "Main MIC", "MICB",
+                "CPU-Playback", "ASRC-Playback",
+                "Playback", "CPU-Playback",
+                "ASRC-Capture", "CPU-Capture",
+                "CPU-Capture", "Capture";
+                status = "okay";
+        };
+    
+    spi4 {
+        compatible = "spi-gpio";
+        pinctrl-names = "default";
+        pinctrl-0 = <&pinctrl_spi4>;
+        pinctrl-assert-gpios = <&gpio5 8 GPIO_ACTIVE_LOW>;
+        status = "okay";
+        gpio-sck = <&gpio5 11 0>;
+        gpio-mosi = <&gpio5 10 0>;
+        cs-gpios = <&gpio5 7 0>;
+        num-chipselects = <1>;
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        gpio_spi: gpio_spi@0 {
+            compatible = "fairchild,74hc595";
+            gpio-controller;
+            #gpio-cells = <2>;
+            reg = <0>;
+            registers-number = <1>;
+            registers-default = /bits/ 8 <0x57>;
+            spi-max-frequency = <10000>;
+        };
+    };
+    
+    sii902x_reset: sii902x-reset {
+            compatible = "gpio-reset";
+            reset-gpios = <&gpio_spi 1 GPIO_ACTIVE_LOW>;
+            reset-delay-us = <100000>;
+            #reset-cells = <0>;
+            status = "okay";
+        };
+
+};
+
+&gpmi{
+    status = "disabled";
+};
+&cpu0 {
+    arm-supply = <&reg_arm>;
+    soc-supply = <&reg_soc>;
+};
+
+&clks {
+    assigned-clocks = <&clks IMX6UL_CLK_PLL4_AUDIO_DIV>;
+    assigned-clock-rates = <786432000>;
+};
+
+&fec1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_enet1>;
+    phy-mode = "rmii";
+    phy-handle = <&ethphy0>;
+    phy-reset-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>;
+    phy-reset-duration = <26>;
+    status = "okay";
+};
+
+&fec2 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_enet2>;
+    phy-mode = "rmii";
+    phy-handle = <&ethphy1>;
+    phy-reset-gpios = <&gpio5 6 GPIO_ACTIVE_LOW>;
+    phy-reset-duration = <26>;
+    status = "okay";
+
+    mdio {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        ethphy0: ethernet-phy@0 {
+            compatible = "ethernet-phy-ieee802.3-c22";
+            smsc,disable-energy-detect;
+            reg = <0>;
+        };
+        ethphy1: ethernet-phy@1 {
+            compatible = "ethernet-phy-ieee802.3-c22";
+            smsc,disable-energy-detect;
+            reg = <1>;
+        };
+    };
+};
+
+&flexcan1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_flexcan1>;
+    xceiver-supply = <&reg_can_3v3>;
+    status = "okay";
+};
+&gpc {
+    fsl,cpu_pupscr_sw2iso = <0x1>;
+    fsl,cpu_pupscr_sw = <0x0>;
+    fsl,cpu_pdnscr_iso2sw = <0x1>;
+    fsl,cpu_pdnscr_iso = <0x1>;
+    fsl,ldo-bypass = <0>; /* DCDC, ldo-enable */
+};
+
+&i2c1 {
+    clock-frequency = <100000>;
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_i2c1>;
+    status = "okay";
+};
+
+&i2c2 {
+    clock_frequency = <100000>;
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_i2c2>;
+    status = "okay";
+
+    codec: wm8960@1a {
+        compatible = "wlf,wm8960";
+        reg = <0x1a>;
+        clocks = <&clks IMX6UL_CLK_SAI2>;
+        clock-names = "mclk";
+        wlf,shared-lrclk;
+        };
+         sii902x: sii902x@39 {
+                 compatible = "SiI,sii902x";
+                 pinctrl-names = "default";
+                 reset-names="sii902x";
+                 pinctrl-0 = <&pinctrl_sii902x>;
+                 resets = <&sii902x_reset>;
+                 interrupt-parent = <&gpio1>;
+                 interrupts = <18 IRQ_TYPE_EDGE_FALLING>;
+                 mode_str ="1280x720M@60";
+                 bits-per-pixel = <16>;
+                 reg = <0x39>;
+                 status = "okay";    
+         };
+
+
+        gt9xx@5d {
+                compatible = "goodix,gt9xx";
+                reg = <0x5d>;
+                status = "okay";
+                interrupt-parent = <&gpio1>;
+                interrupts = <5 IRQ_TYPE_EDGE_FALLING>;
+                pinctrl-names = "default";
+                pinctrl-0 = <&pinctrl_tsc_reset &pinctrl_touchscreen_int>;
+                /*pinctrl-1 = <&pinctrl_tsc_irq>;*/
+                /*pinctrl-names = "default", "int-output-low", "int-output-high", "int-input";
+                pinctrl-0 = <&ts_int_default>;
+                pinctrl-1 = <&ts_int_output_low>;
+                pinctrl-2 = <&ts_int_output_high>;
+                pinctrl-3 = <&ts_int_input>;
+                */
+                reset-gpios = <&gpio5 2 GPIO_ACTIVE_LOW>;
+                irq-gpios = <&gpio1 5 IRQ_TYPE_EDGE_FALLING>;
+                irq-flags = <2>;                /*1:rising 2: falling*/
+
+                touchscreen-max-id = <1>;
+                touchscreen-size-x = <800>;
+                touchscreen-size-y = <480>;
+                touchscreen-max-w = <1024>;
+                touchscreen-max-p = <1024>;
+                /*touchscreen-key-map = <172>, <158>;*/ /*KEY_HOMEPAGE, KEY_BACK*/
+
+                goodix,type-a-report = <0>;
+                goodix,driver-send-cfg = <0>;
+                goodix,create-wr-node = <1>;
+                goodix,wakeup-with-reset = <0>;
+                goodix,resume-in-workqueue = <0>;
+                goodix,int-sync = <0>;
+                goodix,swap-x2y = <0>;
+                goodix,esd-protect = <0>;
+                goodix,pen-suppress-finger = <0>;
+                goodix,auto-update = <0>;
+                goodix,auto-update-cfg = <0>;
+                goodix,power-off-sleep = <0>;
+
+                /*7*/
+                goodix,cfg-group0 = [
+                6b 00 04 58 02 05 0d 00 01 0f 
+                28 0f 50 32 03 05 00 00 00 00 
+                00 00 00 00 00 00 00 8a 2a 0c 
+                45 47 0c 08 00 00 00 40 03 2c 
+                00 01 00 00 00 03 64 32 00 00 
+                00 28 64 94 d5 02 07 00 00 04 
+                95 2c 00 8b 34 00 82 3f 00 7d 
+                4c 00 7a 5b 00 7a 00 00 00 00 
+                00 00 00 00 00 00 00 00 00 00 
+                00 00 00 00 00 00 00 00 00 00 
+                00 00 00 00 00 00 00 00 00 00 
+                00 00 18 16 14 12 10 0e 0c 0a 
+                08 06 04 02 ff ff 00 00 00 00 
+                00 00 00 00 00 00 00 00 00 00 
+                00 00 16 18 1c 1d 1e 1f 20 21 
+                22 24 13 12 10 0f 0a 08 06 04 
+                02 00 ff ff ff ff ff ff 00 00 
+                00 00 00 00 00 00 00 00 00 00 
+                00 00 00 00 79 01
+                ];
+
+                /*4.3*/
+                goodix,cfg-group1 = [
+                97 E0 01 10 01 05 0D 00 01 00
+                00 05 5A 46 53 11 00 00 11 11
+                14 14 14 22 0A 04 00 00 00 00
+                00 00 53 00 14 00 00 84 00 00
+                3C 00 00 64 1E 28 87 27 08 32
+                34 05 0D 20 33 60 11 02 24 00
+                00 64 80 80 14 02 00 00 54 89
+                68 85 6D 82 72 80 76 7D 7B 7B
+                00 00 00 00 00 00 00 F0 50 3C
+                FF FF 07 00 00 00 02 14 14 03
+                04 00 21 64 0A 00 00 00 00 00
+                00 00 00 00 00 00 00 00 00 00
+                00 00 00 00 00 00 00 00 00 00
+                32 20 50 3C 3C 00 00 00 00 00
+                0D 06 0C 05 0B 04 0A 03 FF FF
+                FF FF FF FF 00 01 02 03 04 05
+                06 07 08 09 0A 0B 0C 0D FF FF
+                FF FF FF FF FF FF FF FF FF FF
+                00 00 00 00 00 00 00 00 00 00
+                00 00 00 00 3C 00 05 1E 00 02
+                2A 1E 19 14 02 00 03 0A 05 00
+                00 00 00 00 00 00 01 FF FF 86
+                22 03 00 00 33 00 0F 00 00 00
+                50 3C 50 00 00 00 00 2A 01
+                ];
+
+                /*5*/
+                goodix,cfg-group2 = [
+                00 20 03 E0 01 05 3C 00 01 08
+                28 0C 50 32 03 05 00 00 00 00
+                00 00 00 17 19 1E 14 8B 2B 0D
+                33 35 0C 08 00 00 00 9A 03 11
+                00 01 00 00 00 00 00 32 00 00
+                00 20 58 94 C5 02 00 00 00 04
+                B0 23 00 93 2B 00 7B 35 00 69
+                41 00 5B 4F 00 5B 00 00 00 00
+                00 00 00 00 00 00 00 00 00 00
+                00 00 00 00 00 00 00 00 00 00
+                00 00 00 00 00 00 00 00 00 00
+                00 00 02 04 06 08 0A 0C 0E 10
+                12 14 16 18 1A FF 00 00 00 00
+                00 00 00 00 00 00 00 00 00 00
+                00 00 00 02 04 06 08 0A 0C 0F
+                10 12 13 16 18 1C 1D 1E 1F 20
+                21 22 24 26 FF FF FF FF 00 00
+                00 FF FF FF FF FF FF FF FF FF
+                FF FF FF FF 48 01
+                ];
+
+        };
+
+
+};
+
+&iomuxc {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_hog_1>;
+    imx6ul-evk {
+        key2_100ask: key2_100ask {                /*!< Function assigned for the core: Cortex-A7[ca7] */
+            fsl,pins = <
+                MX6UL_PAD_NAND_CE1_B__GPIO4_IO14           0x000010B0
+            >;
+        };
+
+        pinctrl_hog_1: hoggrp-1 {
+            fsl,pins = <
+                MX6UL_PAD_UART1_RTS_B__GPIO1_IO19   0x17059 /* SD1 CD */
+                MX6UL_PAD_GPIO1_IO00__ANATOP_OTG1_ID    0x17059 /* USB OTG1 ID */
+                // MX6UL_PAD_CSI_DATA07__GPIO4_IO28           0x000010B0
+                MX6ULL_PAD_SNVS_TAMPER5__GPIO5_IO05        0x000110A0
+            >;
+        };
+                pinctrl_sii902x: hdmigrp {
+                fsl,pins = <
+                        MX6UL_PAD_UART1_CTS_B__GPIO1_IO18 0x59
+                            >;
+            };
+                pinctrl_touchscreen_int: lcdif_tsc_int {
+                fsl,pins = <
+                        MX6UL_PAD_GPIO1_IO05__GPIO1_IO05 0x000010B0
+                            >;
+                        };
+        pinctrl_enet1: enet1grp {
+            fsl,pins = <
+            >;
+        };
+
+        pinctrl_enet2: enet2grp {
+            fsl,pins = <
+                MX6UL_PAD_GPIO1_IO06__ENET2_MDIO    0x1b0b0
+                MX6UL_PAD_GPIO1_IO07__ENET2_MDC     0x1b0b0
+                MX6UL_PAD_ENET2_RX_EN__ENET2_RX_EN  0x1b0b0
+                MX6UL_PAD_ENET2_RX_ER__ENET2_RX_ER  0x1b0b0
+                MX6UL_PAD_ENET2_RX_DATA0__ENET2_RDATA00 0x1b0b0
+                MX6UL_PAD_ENET2_RX_DATA1__ENET2_RDATA01 0x1b0b0
+                MX6UL_PAD_ENET2_TX_EN__ENET2_TX_EN  0x1b0b0
+                MX6UL_PAD_ENET2_TX_DATA0__ENET2_TDATA00 0x1b0b0
+                MX6UL_PAD_ENET2_TX_DATA1__ENET2_TDATA01 0x1b0b0
+                MX6UL_PAD_ENET2_TX_CLK__ENET2_REF_CLK2  0x4001b031
+                MX6UL_PAD_ENET1_RX_EN__ENET1_RX_EN  0x1b0b0
+                MX6UL_PAD_ENET1_RX_ER__ENET1_RX_ER  0x1b0b0
+                MX6UL_PAD_ENET1_RX_DATA0__ENET1_RDATA00 0x1b0b0
+                MX6UL_PAD_ENET1_RX_DATA1__ENET1_RDATA01 0x1b0b0
+                MX6UL_PAD_ENET1_TX_EN__ENET1_TX_EN  0x1b0b0
+                MX6UL_PAD_ENET1_TX_DATA0__ENET1_TDATA00 0x1b0b0
+                MX6UL_PAD_ENET1_TX_DATA1__ENET1_TDATA01 0x1b0b0
+                MX6UL_PAD_ENET1_TX_CLK__ENET1_REF_CLK1  0x4001b031
+            >;
+        };
+
+        pinctrl_flexcan1: flexcan1grp{
+            fsl,pins = <
+                MX6UL_PAD_UART3_CTS_B__FLEXCAN1_TX         0x000010B0
+                MX6UL_PAD_UART3_RTS_B__FLEXCAN1_RX         0x000010B0
+            >;
+        };
+
+        pinctrl_i2c1: i2c1grp {
+            fsl,pins = <
+                MX6UL_PAD_UART4_TX_DATA__I2C1_SCL 0x4001b8b0
+                MX6UL_PAD_UART4_RX_DATA__I2C1_SDA 0x4001b8b0
+            >;
+        };
+
+        pinctrl_i2c2: i2c2grp {
+            fsl,pins = <
+                MX6UL_PAD_UART5_TX_DATA__I2C2_SCL 0x4001b8b0
+                MX6UL_PAD_UART5_RX_DATA__I2C2_SDA 0x4001b8b0
+            >;
+        };
+
+        pinctrl_ecspi3: ecspi3 {              
+                    fsl,pins = <
+                MX6UL_PAD_UART2_CTS_B__ECSPI3_MOSI         0x000010B0
+                MX6UL_PAD_UART2_RTS_B__ECSPI3_MISO         0x000010B0
+                MX6UL_PAD_UART2_RX_DATA__ECSPI3_SCLK       0x000010B0
+                //MX6UL_PAD_UART2_TX_DATA__ECSPI3_SS0        0x000010B0
+                MX6UL_PAD_UART2_TX_DATA__GPIO1_IO20        0x000010B0
+                MX6UL_PAD_GPIO1_IO01__GPIO1_IO01           0x000010B0
+            >;
+        };
+
+        pinctrl_ecspi1: ecspi1 {
+                     fsl,pins = <
+                 MX6UL_PAD_CSI_DATA04__ECSPI1_SCLK         0x000010B0
+                 MX6UL_PAD_CSI_DATA06__ECSPI1_MOSI         0x000010B0
+                 MX6UL_PAD_CSI_DATA07__ECSPI1_MISO         0x000010B0
+                 MX6UL_PAD_CSI_DATA05__GPIO4_IO26          0x000010B0
+                 MX6UL_PAD_CSI_DATA03__GPIO4_IO24          0x000010B0
+             >;
+         };
+
+        pinctrl_uart3: uart3grp {
+            fsl,pins = <
+                MX6UL_PAD_UART3_TX_DATA__UART3_DCE_TX   0x1b0b1
+                MX6UL_PAD_UART3_RX_DATA__UART3_DCE_RX   0x1b0b1
+            >;
+        };
+        
+        pinctrl_uart1: uart1grp {
+            fsl,pins = <
+                MX6UL_PAD_UART1_TX_DATA__UART1_DCE_TX 0x1b0b1
+                MX6UL_PAD_UART1_RX_DATA__UART1_DCE_RX 0x1b0b1
+            >;
+        };
+
+        pinctrl_uart6: uart6grp {
+             fsl,pins = <
+                 MX6UL_PAD_CSI_MCLK__UART6_DCE_TX      0x1b0b1
+                 MX6UL_PAD_CSI_PIXCLK__UART6_DCE_RX    0x1b0b1
+             >;
+         };
+
+
+        pinctrl_sai2: sai2grp {
+            fsl,pins = <
+                MX6UL_PAD_JTAG_TDI__SAI2_TX_BCLK    0x17088
+                MX6UL_PAD_JTAG_TDO__SAI2_TX_SYNC    0x17088
+                MX6UL_PAD_JTAG_TRST_B__SAI2_TX_DATA 0x11088
+                MX6UL_PAD_JTAG_TCK__SAI2_RX_DATA    0x11088
+                MX6UL_PAD_JTAG_TMS__SAI2_MCLK       0x17088
+            >;
+        };
+
+        pinctrl_tsc: tscgrp {
+            fsl,pins = <
+                MX6UL_PAD_GPIO1_IO01__GPIO1_IO01    0xb0
+                MX6UL_PAD_GPIO1_IO02__GPIO1_IO02    0xb0
+                MX6UL_PAD_GPIO1_IO03__GPIO1_IO03    0xb0
+                MX6UL_PAD_GPIO1_IO04__GPIO1_IO04    0xb0
+            >;
+        };
+
+        pinctrl_usdhc1: usdhc1grp {
+            fsl,pins = <
+                MX6UL_PAD_SD1_CMD__USDHC1_CMD     0x17059
+                MX6UL_PAD_SD1_CLK__USDHC1_CLK     0x10071
+                MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x17059
+                MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x17059
+                MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x17059
+                MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x17059
+            >;
+        };
+
+        pinctrl_usdhc1_100mhz: usdhc1grp100mhz {
+            fsl,pins = <
+                MX6UL_PAD_SD1_CMD__USDHC1_CMD     0x170b9
+                MX6UL_PAD_SD1_CLK__USDHC1_CLK     0x100b9
+                MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x170b9
+                MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x170b9
+                MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x170b9
+                MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x170b9
+            >;
+        };
+
+        pinctrl_usdhc1_200mhz: usdhc1grp200mhz {
+            fsl,pins = <
+                MX6UL_PAD_SD1_CMD__USDHC1_CMD     0x170f9
+                MX6UL_PAD_SD1_CLK__USDHC1_CLK     0x100f9
+                MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x170f9
+                MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x170f9
+                MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x170f9
+                MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x170f9
+            >;
+        };
+
+        pinctrl_usdhc2: usdhc2grp {
+            fsl,pins = <
+                MX6UL_PAD_NAND_RE_B__USDHC2_CLK     0x10069
+                MX6UL_PAD_NAND_WE_B__USDHC2_CMD     0x17059
+                MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x17059
+                MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x17059
+                MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x17059
+                MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x17059
+            >;
+        };
+
+        pinctrl_usdhc2_8bit: usdhc2grp_8bit {
+            fsl,pins = <
+                MX6UL_PAD_NAND_RE_B__USDHC2_CLK     0x10069
+                MX6UL_PAD_NAND_WE_B__USDHC2_CMD     0x17059
+                MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x17059
+                MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x17059
+                MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x17059
+                MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x17059
+                MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x17059
+                MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x17059
+                MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x17059
+                MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x17059
+            >;
+        };
+
+        pinctrl_usdhc2_8bit_100mhz: usdhc2grp_8bit_100mhz {
+            fsl,pins = <
+                MX6UL_PAD_NAND_RE_B__USDHC2_CLK     0x100b9
+                MX6UL_PAD_NAND_WE_B__USDHC2_CMD     0x170b9
+                MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x170b9
+                MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x170b9
+                MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x170b9
+                MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x170b9
+                MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x170b9
+                MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x170b9
+                MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x170b9
+                MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x170b9
+            >;
+        };
+
+        pinctrl_usdhc2_8bit_200mhz: usdhc2grp_8bit_200mhz {
+            fsl,pins = <
+                MX6UL_PAD_NAND_RE_B__USDHC2_CLK     0x100f9
+                MX6UL_PAD_NAND_WE_B__USDHC2_CMD     0x170f9
+                MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x170f9
+                MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x170f9
+                MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x170f9
+                MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x170f9
+                MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x170f9
+                MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x170f9
+                MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x170f9
+                MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x170f9
+            >;
+        };
+        pinctrl_lcdif_dat: lcdifdatgrp {
+            fsl,pins = <
+                MX6UL_PAD_LCD_DATA00__LCDIF_DATA00  0x79
+                MX6UL_PAD_LCD_DATA01__LCDIF_DATA01  0x79
+                MX6UL_PAD_LCD_DATA02__LCDIF_DATA02  0x79
+                MX6UL_PAD_LCD_DATA03__LCDIF_DATA03  0x79
+                MX6UL_PAD_LCD_DATA04__LCDIF_DATA04  0x79
+                MX6UL_PAD_LCD_DATA05__LCDIF_DATA05  0x79
+                MX6UL_PAD_LCD_DATA06__LCDIF_DATA06  0x79
+                MX6UL_PAD_LCD_DATA07__LCDIF_DATA07  0x79
+                MX6UL_PAD_LCD_DATA08__LCDIF_DATA08  0x79
+                MX6UL_PAD_LCD_DATA09__LCDIF_DATA09  0x79
+                MX6UL_PAD_LCD_DATA10__LCDIF_DATA10  0x79
+                MX6UL_PAD_LCD_DATA11__LCDIF_DATA11  0x79
+                MX6UL_PAD_LCD_DATA12__LCDIF_DATA12  0x79
+                MX6UL_PAD_LCD_DATA13__LCDIF_DATA13  0x79
+                MX6UL_PAD_LCD_DATA14__LCDIF_DATA14  0x79
+                MX6UL_PAD_LCD_DATA15__LCDIF_DATA15  0x79
+                MX6UL_PAD_LCD_DATA16__LCDIF_DATA16  0x79
+                MX6UL_PAD_LCD_DATA17__LCDIF_DATA17  0x79
+                MX6UL_PAD_LCD_DATA18__LCDIF_DATA18  0x79
+                MX6UL_PAD_LCD_DATA19__LCDIF_DATA19  0x79
+                MX6UL_PAD_LCD_DATA20__LCDIF_DATA20  0x79
+                MX6UL_PAD_LCD_DATA21__LCDIF_DATA21  0x79
+                MX6UL_PAD_LCD_DATA22__LCDIF_DATA22  0x79
+                MX6UL_PAD_LCD_DATA23__LCDIF_DATA23  0x79
+            >;
+        };
+
+        pinctrl_lcdif_dat_16bits: lcdifdatgrp_16bits {
+            fsl,pins = <
+                MX6UL_PAD_LCD_DATA00__LCDIF_DATA00  0x79
+                MX6UL_PAD_LCD_DATA01__LCDIF_DATA01  0x79
+                MX6UL_PAD_LCD_DATA02__LCDIF_DATA02  0x79
+                MX6UL_PAD_LCD_DATA03__LCDIF_DATA03  0x79
+                MX6UL_PAD_LCD_DATA04__LCDIF_DATA04  0x79
+                MX6UL_PAD_LCD_DATA05__LCDIF_DATA05  0x79
+                MX6UL_PAD_LCD_DATA06__LCDIF_DATA06  0x79
+                MX6UL_PAD_LCD_DATA07__LCDIF_DATA07  0x79
+                MX6UL_PAD_LCD_DATA08__LCDIF_DATA08  0x79
+                MX6UL_PAD_LCD_DATA09__LCDIF_DATA09  0x79
+                MX6UL_PAD_LCD_DATA10__LCDIF_DATA10  0x79
+                MX6UL_PAD_LCD_DATA11__LCDIF_DATA11  0x79
+                MX6UL_PAD_LCD_DATA12__LCDIF_DATA12  0x79
+                MX6UL_PAD_LCD_DATA13__LCDIF_DATA13  0x79
+                MX6UL_PAD_LCD_DATA14__LCDIF_DATA14  0x79
+                MX6UL_PAD_LCD_DATA15__LCDIF_DATA15  0x79
+            >;
+        };
+
+        pinctrl_lcdif_ctrl: lcdifctrlgrp {
+            fsl,pins = <
+                MX6UL_PAD_LCD_CLK__LCDIF_CLK        0x79
+                MX6UL_PAD_LCD_ENABLE__LCDIF_ENABLE  0x79
+                MX6UL_PAD_LCD_HSYNC__LCDIF_HSYNC    0x79
+                MX6UL_PAD_LCD_VSYNC__LCDIF_VSYNC    0x79
+            >;
+        };
+        pinctrl_pwm1: pwm1grp {
+            fsl,pins = <
+                MX6UL_PAD_GPIO1_IO08__PWM1_OUT   0x110b0
+            >;
+        };
+        pinctrl_lcdif_reset: lcdifresetgrp {
+            fsl,pins = <
+                MX6UL_PAD_LCD_RESET__GPIO3_IO04     0x1b0b0
+            >;
+        };
+
+        pinctrl_adc1: adc1grp {
+            fsl,pins = <
+                MX6UL_PAD_GPIO1_IO03__GPIO1_IO03          0x000010B1
+                MX6UL_PAD_GPIO1_IO04__GPIO1_IO04          0x000010B1
+                >;
+        };
+
+    };
+};
+
+&iomuxc_snvs {
+    pinctrl-names = "default_snvs";
+    pinctrl-0 = <&pinctrl_hog_2>;
+    imx6ul-evk {
+        key1_100ask: key1_100ask {        /*!< Function assigned for the core: Cortex-A7[ca7] */
+            fsl,pins = <
+                MX6ULL_PAD_SNVS_TAMPER1__GPIO5_IO01        0x000110A0
+            >;
+        };
+
+        pinctrl_hog_2: hoggrp-2 {
+            fsl,pins = <
+                MX6ULL_PAD_SNVS_TAMPER9__GPIO5_IO09     0x1b0b0 /* enet1 reset */
+                MX6ULL_PAD_SNVS_TAMPER6__GPIO5_IO06     0x1b0b0 /* enet2 reset */
+                MX6ULL_PAD_SNVS_TAMPER1__GPIO5_IO01     0x000110A0 /*key 1*/
+            >;
+        };
+
+         pinctrl_tsc_reset: tscresetgrp  {        /*!< Function assigned for the core: Cortex-A7[ca7] */
+            fsl,pins = <
+                MX6ULL_PAD_SNVS_TAMPER2__GPIO5_IO02        0x000110A0
+            >;
+        };
+
+        pinctrl_spi4: spi4grp {
+            fsl,pins = <
+                MX6ULL_PAD_BOOT_MODE0__GPIO5_IO10        0x70a1
+                MX6ULL_PAD_BOOT_MODE1__GPIO5_IO11        0x70a1
+                MX6ULL_PAD_SNVS_TAMPER7__GPIO5_IO07      0x70a1
+                MX6ULL_PAD_SNVS_TAMPER8__GPIO5_IO08      0x80000000
+            >;
+        };
+
+        pinctrl_leds: ledgrp {
+            fsl,pins = <
+                  MX6ULL_PAD_SNVS_TAMPER3__GPIO5_IO03        0x000110A0
+            >;
+        };
+
+        pinctrl_485_ctl: uart3_rs485 {
+            fsl,pins = <
+            MX6ULL_PAD_SNVS_TAMPER0__GPIO5_IO00     0x1b0b0
+            >;
+        };
+        
+    };
+};
+
+&lcdif {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_lcdif_dat
+             &pinctrl_lcdif_ctrl
+             &pinctrl_lcdif_reset>; 
+    display = <&display0>;
+    status = "okay";
+    reset-gpios = <&gpio3 4 GPIO_ACTIVE_LOW>; /* 100ask */
+
+    display0: display {
+        bits-per-pixel = <24>;
+        bus-width = <24>;
+
+        display-timings {
+            native-mode = <&timing0>;
+
+             timing0: timing0_1024x768 {
+             clock-frequency = <50000000>;
+             hactive = <1024>;
+             vactive = <600>;
+             hfront-porch = <160>;
+             hback-porch = <140>;
+             hsync-len = <20>;
+             vback-porch = <20>;
+             vfront-porch = <12>;
+             vsync-len = <3>;
+
+             hsync-active = <0>;
+             vsync-active = <0>;
+             de-active = <1>;
+             pixelclk-active = <0>;
+             };
+
+        };
+    };
+};
+
+&pwm1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_pwm1>;
+    status = "okay";
+};
+
+&pxp {
+    status = "okay";
+};
+&ecspi3 { 
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_ecspi3>;
+    cs-gpios = <&gpio1 20 GPIO_ACTIVE_LOW>;
+    status = "okay";
+    
+    
+    spidev: icm20608@0{
+        compatible = "invensense,icm20608";
+        interrupt-parent = <&gpio1>;
+        interrupts = <1 1>;
+        spi-max-frequency = <8000000>; 
+        reg = <0>; 
+    };
+};
+
+&sai2 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_sai2>;
+
+    assigned-clocks = <&clks IMX6UL_CLK_SAI2_SEL>,
+              <&clks IMX6UL_CLK_SAI2>;
+    assigned-clock-parents = <&clks IMX6UL_CLK_PLL4_AUDIO_DIV>;
+    assigned-clock-rates = <0>, <12288000>;
+
+    status = "okay";
+};
+
+&tsc {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_tsc>;
+    xnur-gpio = <&gpio1 3 GPIO_ACTIVE_LOW>;
+    measure-delay-time = <0xfffff>;
+    pre-charge-time = <0xffff>;
+    status = "okay";
+};
+
+&uart1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_uart1>;
+    status = "okay";
+};
+&uart3 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_uart3
+             &pinctrl_485_ctl>;
+    //pinctrl-0 = <&pinctrl_uart3>;
+    //fsl,rs485-gpio-txen = <&gpio5 0 GPIO_ACTIVE_HIGH>;
+    //rts-gpio = <&gpio5 0 GPIO_ACTIVE_HIGH>;
+    rs485-rts-active-high;
+    //rs485-rts-active-high;
+        rs485-rx-during-tx;
+        rs485-rts-delay = <100 100>;
+        linux,rs485-enabled-at-boot-time;
+    status = "okay";
+};
+ 
+&uart6 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_uart6>;
+    status = "okay";
+};
+
+
+&usbotg1 {
+    dr_mode = "otg";
+    srp-disable;
+    hnp-disable;
+    adp-disable;
+    status = "okay";
+};
+
+&usbotg2 {
+    dr_mode = "host";
+    disable-over-current;
+    status = "okay";
+};
+
+&usbphy1 {
+    tx-d-cal = <0x5>;
+};
+
+&usbphy2 {
+    tx-d-cal = <0x5>;
+};
+
+&usdhc1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_usdhc1>;
+    cd-gpios = <&gpio1 19 GPIO_ACTIVE_LOW>;
+    keep-power-in-suspend;
+    enable-sdio-wakeup;
+    bus-width = <4>;
+    status = "okay";
+};
+
+&usdhc2 {
+        pinctrl-names = "default";
+        pinctrl-0 = <&pinctrl_usdhc2_8bit>;
+        bus-width = <8>;
+        non-removable;
+        status = "okay";
+};
+
+&wdog1 {
+    status = "okay";
+};
+
+&adc1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_adc1>;
+    num-channels = <5>;
+    vref-supply = <&reg_can_3v3>;
+    status = "okay";
+};
+
+&ecspi1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_ecspi1>;
+    
+    fsl,spi-num-chipselects = <2>;
+    cs-gpio = <&gpio4 26 GPIO_ACTIVE_LOW>, <&gpio4 24 GPIO_ACTIVE_LOW>;
+    status = "okay";
+    /*   
+    spidev0: spi@0 {
+        compatible = "rohm,dh2228fv";
+        reg = <0>;
+        spi-max-frequency = <5000000>;
+    };
+    
+    spidev1: spi@1 {
+        compatible = "rohm,dh2228fv";
+        reg = <1>;
+        spi-max-frequency = <5000000>;
+    };
+    */
+    
+};
+

STM32MP157/source/A7/08_Interrupt/01_simple/device_tree/修改后stm32mp157c-100ask-512d-lcd-v1.dts

@@ -0,0 +1,189 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+* Copyright (C) 100ASK 2020 - All Rights Reserved
+* Author: 100ask
+* support: weidongshan@qq.com 
+*/
+
+/dts-v1/;
+
+#include "stm32mp157c-100ask-512d-v1.dts"
+
+/ {
+        model = "100ASK YA157C v2 www.100ask.com";
+        compatible = "st,stm32mp157c-100ask-512d-v1", "st,stm32mp157";
+
+
+    pinctrl_virt: virtual_pincontroller {
+        compatible = "100ask,virtual_pinctrl";
+        i2cgrp: i2cgrp {
+                functions = "i2c", "i2c";
+                groups = "pin0", "pin1";
+                configs = <0x11223344  0x55667788>;
+        };
+    };
+
+    virtual_i2c {
+        compatible = "100ask,virtual_i2c";
+        pinctrl-names = "default";
+        pinctrl-0 = <&i2cgrp>;
+    };
+
+
+gpio_virt: virtual_gpiocontroller {
+	compatible = "100ask,virtual_gpio";
+    gpio-controller;
+    #gpio-cells = <2>;
+    ngpios = <4>;
+    gpio-ranges = <&pinctrl_virt 0 0 4>; 
+};
+
+myled {
+	compatible = "100ask,leddrv";
+	led-gpios = <&gpio_virt 0 GPIO_ACTIVE_LOW>;
+};
+
+	gpio_keys_100ask {
+		compatible = "100ask,gpio_key";
+		gpios = <&gpiog 3 GPIO_ACTIVE_LOW
+		         &gpiog 2 GPIO_ACTIVE_LOW>;
+	};
+
+ 	i2c-bus-virtual {
+		 compatible = "100ask,i2c-bus-virtual";
+	};
+
+i2c_gpio_100ask {
+	compatible = "i2c-gpio";
+	gpios = <&gpioa 13 0 /* sda */
+		 &gpiod 8 0 /* scl */
+		>;
+	i2c-gpio,delay-us = <5>;	/* ~100 kHz */
+	#address-cells = <1>;
+	#size-cells = <0>;
+};
+
+	/*LCD Panel*/
+	panel {
+		compatible = "myir,070tft";
+        	interrupts = <11 IRQ_TYPE_EDGE_FALLING>;
+        	interrupt-parent = <&gpioe>;
+        	pinctrl-names = "default", "sleep";
+        	pinctrl-0 = <&ltdc_pins_a>;
+        	pinctrl-1 = <&ltdc_pins_sleep_a>;
+        	//reset-gpios = <&gpioe 12 GPIO_ACTIVE_LOW>;
+
+		backlight = <&panel_backlight>;
+       	 	status = "okay";
+		
+		port {
+			panel_in: endpoint {
+				remote-endpoint = <&ltdc_ep0_out>;			
+			};
+	
+		};
+	};
+};
+
+&spi5 {
+        pinctrl-names = "default", "sleep";
+        pinctrl-0 = <&spi5_pins_a>;
+        pinctrl-1 = <&spi5_sleep_pins_a>;
+        status = "okay";
+        cs-gpios = <&gpioh 5 GPIO_ACTIVE_LOW>;
+        spidev: icm20608@0{
+                compatible = "invensense,icm20608";
+                interrupts = <0 IRQ_TYPE_EDGE_FALLING>;
+                interrupt-parent = <&gpioz>;
+                spi-max-frequency = <8000000>;
+                reg = <0>;
+        };
+};
+
+/* test HDMI*/
+&ltdc {
+    status = "okay";
+    port {
+       #address-cells = <1>;
+       #size-cells = <0>;
+
+	ltdc_ep1_out: endpoint@1 {
+       		reg = <1>;
+        	remote-endpoint = <&sii9022_in>;
+        };
+   };
+};
+
+&i2c1 {
+		ap3216c@1e {
+			compatible = "lite-on,ap3216c";
+			reg = <0x1e>;
+		};
+};
+
+/*HDMI*/
+&i2c4 {
+        clock-frequency = <100000>;
+       hdmi-transmitter@40 { // use a dummy device
+                compatible = "sil,sii9022";
+                reg = <0x40>;
+                reset-gpios = <&gpiob 10 GPIO_ACTIVE_LOW>;
+                interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
+                interrupt-parent = <&gpiob>;
+                //pinctrl-names = "default", "sleep";
+                //pinctrl-0 = <&ltdc_pins_a>;
+                //pinctrl-1 = <&ltdc_pins_sleep_a>;
+                status = "disabled";
+
+                ports {
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+
+                        port@0 {
+                                reg = <0>;
+                                sii9022_in: endpoint {
+                                        remote-endpoint = <&ltdc_ep1_out>;
+                                };
+                        };
+
+                };
+        };
+
+#if 1
+	sii902x: sii902x@39 {
+              compatible = "SiI,sii902x";
+              reset-gpios = <&gpiob 10 GPIO_ACTIVE_LOW>;
+              //pinctrl-names = "default";
+              //pinctrl-0 = <&pinctrl_sii902x>;
+              interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
+              interrupt-parent = <&gpiob>;
+              mode_str ="1280x720M@60";
+              bits-per-pixel = <16>;
+              reg = <0x39>;
+              status = "okay";
+
+	};
+#endif
+};
+
+&i2s2 {
+	status = "disable";
+
+};
+
+/*test LCD*/
+&ltdc {
+        status = "okay";
+
+        port {
+                #address-cells = <1>;
+                #size-cells = <0>;
+
+                ltdc_ep0_out: endpoint@0 {
+                                reg = <0>;
+                                remote-endpoint = <&panel_in>;
+                                };
+           };
+};
+
+

STM32MP157/source/A7/08_Interrupt/01_simple/device_tree/原始100ask_imx6ull-14x14.dts

@@ -0,0 +1,927 @@
+/*
+ * Copyright (C) 2016 Freescale Semiconductor, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/input/input.h>
+#include "imx6ull.dtsi"
+
+/ {
+    model = "Freescale i.MX6 ULL 14x14 EVK Board";
+    compatible = "fsl,imx6ull-14x14-evk", "fsl,imx6ull";
+
+    chosen {
+        stdout-path = &uart1;
+    };
+
+    memory {
+        reg = <0x80000000 0x20000000>;
+    };
+
+    reserved-memory {
+        #address-cells = <1>;
+        #size-cells = <1>;
+        ranges;
+
+        linux,cma {
+            compatible = "shared-dma-pool";
+            reusable;
+            size = <0x14000000>;
+            linux,cma-default;
+        };
+    };
+
+    backlight {
+        compatible = "pwm-backlight";
+        pwms = <&pwm1 0 1000>;
+        brightness-levels = <0 1 2 3 4 5 6 8 10>;
+        default-brightness-level = <8>;
+        status = "okay";
+    };
+
+    pxp_v4l2 {
+        compatible = "fsl,imx6ul-pxp-v4l2", "fsl,imx6sx-pxp-v4l2", "fsl,imx6sl-pxp-v4l2";
+        status = "okay";
+    };
+
+    regulators {
+        compatible = "simple-bus";
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        reg_can_3v3: regulator@0 {
+            compatible = "regulator-fixed";
+            reg = <0>;
+            regulator-name = "can-3v3";
+            regulator-min-microvolt = <3300000>;
+            regulator-max-microvolt = <3300000>;
+        };
+
+        reg_usb_ltemodule: regulator@1 {
+            compatible = "regulator-fixed";
+            regulator-name = "ltemodule-pwr";
+            regulator-min-microvolt = <3800000>;
+            regulator-max-microvolt = <3800000>;
+            gpios = <&gpio5 5 GPIO_ACTIVE_HIGH>;
+            enable-active-high;
+            regulator-boot-on;
+        };
+
+        reg_gpio_wifi: regulator@2 {
+            compatible = "regulator-fixed";
+            regulator-name = "wifi-pwr";
+            regulator-min-microvolt = <3300000>;
+            regulator-max-microvolt = <3300000>;
+            gpios = <&gpio1 10 GPIO_ACTIVE_LOW>;
+            regulator-boot-on;
+        };
+
+    };
+
+    leds {
+        compatible = "gpio-leds";
+        pinctrl-names = "default";
+        pinctrl-0 = <&pinctrl_leds>;
+        
+        status = "disabled";
+
+        led0: cpu {
+            label = "cpu";
+            gpios = <&gpio5 3 GPIO_ACTIVE_LOW>;
+            default-state = "on";
+            linux,default-trigger = "heartbeat";
+        };
+    };
+
+    gpio-keys {
+        compatible = "gpio-keys";
+        pinctrl-names = "default";
+
+        user1 {
+            label = "User1 Button";
+            gpios = <&gpio5 1 GPIO_ACTIVE_LOW>;
+            gpio-key,wakeup;
+            linux,code = <KEY_1>;
+        };
+        
+        user2 {
+            label = "User2 Button";
+            gpios = <&gpio4 14 GPIO_ACTIVE_LOW>;
+            gpio-key,wakeup;
+            linux,code = <KEY_2>;
+        };
+    };
+    sound {
+            compatible = "fsl,imx6ul-evk-wm8960",
+                     "fsl,imx-audio-wm8960";
+            model = "wm8960-audio";
+            cpu-dai = <&sai2>;
+            audio-codec = <&codec>;
+            asrc-controller = <&asrc>;
+            codec-master;
+            gpr = <&gpr 4 0x100000 0x100000>;
+            hp-det = <3 0>;
+            /*hp-det-gpios = <&gpio5 4 0>;
+            mic-det-gpios = <&gpio5 4 0>;*/
+            audio-routing =
+                "Headphone Jack", "HP_L",
+                "Headphone Jack", "HP_R",
+                "Ext Spk", "SPK_LP",
+                "Ext Spk", "SPK_LN",
+                "Ext Spk", "SPK_RP",
+                "Ext Spk", "SPK_RN",
+                "LINPUT2", "Mic Jack",
+                "LINPUT3", "Mic Jack",
+                "RINPUT1", "Main MIC",
+                "RINPUT2", "Main MIC",  
+                "Mic Jack", "MICB",
+                "Main MIC", "MICB",
+                "CPU-Playback", "ASRC-Playback",
+                "Playback", "CPU-Playback",
+                "ASRC-Capture", "CPU-Capture",
+                "CPU-Capture", "Capture";
+                status = "okay";
+        };
+    
+    spi4 {
+        compatible = "spi-gpio";
+        pinctrl-names = "default";
+        pinctrl-0 = <&pinctrl_spi4>;
+        pinctrl-assert-gpios = <&gpio5 8 GPIO_ACTIVE_LOW>;
+        status = "okay";
+        gpio-sck = <&gpio5 11 0>;
+        gpio-mosi = <&gpio5 10 0>;
+        cs-gpios = <&gpio5 7 0>;
+        num-chipselects = <1>;
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        gpio_spi: gpio_spi@0 {
+            compatible = "fairchild,74hc595";
+            gpio-controller;
+            #gpio-cells = <2>;
+            reg = <0>;
+            registers-number = <1>;
+            registers-default = /bits/ 8 <0x57>;
+            spi-max-frequency = <10000>;
+        };
+    };
+    
+    sii902x_reset: sii902x-reset {
+            compatible = "gpio-reset";
+            reset-gpios = <&gpio_spi 1 GPIO_ACTIVE_LOW>;
+            reset-delay-us = <100000>;
+            #reset-cells = <0>;
+            status = "okay";
+        };
+
+};
+
+&gpmi{
+    status = "disabled";
+};
+&cpu0 {
+    arm-supply = <&reg_arm>;
+    soc-supply = <&reg_soc>;
+};
+
+&clks {
+    assigned-clocks = <&clks IMX6UL_CLK_PLL4_AUDIO_DIV>;
+    assigned-clock-rates = <786432000>;
+};
+
+&fec1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_enet1>;
+    phy-mode = "rmii";
+    phy-handle = <&ethphy0>;
+    phy-reset-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>;
+    phy-reset-duration = <26>;
+    status = "okay";
+};
+
+&fec2 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_enet2>;
+    phy-mode = "rmii";
+    phy-handle = <&ethphy1>;
+    phy-reset-gpios = <&gpio5 6 GPIO_ACTIVE_LOW>;
+    phy-reset-duration = <26>;
+    status = "okay";
+
+    mdio {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        ethphy0: ethernet-phy@0 {
+            compatible = "ethernet-phy-ieee802.3-c22";
+            smsc,disable-energy-detect;
+            reg = <0>;
+        };
+        ethphy1: ethernet-phy@1 {
+            compatible = "ethernet-phy-ieee802.3-c22";
+            smsc,disable-energy-detect;
+            reg = <1>;
+        };
+    };
+};
+
+&flexcan1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_flexcan1>;
+    xceiver-supply = <&reg_can_3v3>;
+    status = "okay";
+};
+&gpc {
+    fsl,cpu_pupscr_sw2iso = <0x1>;
+    fsl,cpu_pupscr_sw = <0x0>;
+    fsl,cpu_pdnscr_iso2sw = <0x1>;
+    fsl,cpu_pdnscr_iso = <0x1>;
+    fsl,ldo-bypass = <0>; /* DCDC, ldo-enable */
+};
+
+&i2c1 {
+    clock-frequency = <100000>;
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_i2c1>;
+    status = "okay";
+};
+
+&i2c2 {
+    clock_frequency = <100000>;
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_i2c2>;
+    status = "okay";
+
+    codec: wm8960@1a {
+        compatible = "wlf,wm8960";
+        reg = <0x1a>;
+        clocks = <&clks IMX6UL_CLK_SAI2>;
+        clock-names = "mclk";
+        wlf,shared-lrclk;
+        };
+         sii902x: sii902x@39 {
+                 compatible = "SiI,sii902x";
+                 pinctrl-names = "default";
+                 reset-names="sii902x";
+                 pinctrl-0 = <&pinctrl_sii902x>;
+                 resets = <&sii902x_reset>;
+                 interrupt-parent = <&gpio1>;
+                 interrupts = <18 IRQ_TYPE_EDGE_FALLING>;
+                 mode_str ="1280x720M@60";
+                 bits-per-pixel = <16>;
+                 reg = <0x39>;
+                 status = "okay";    
+         };
+
+
+        gt9xx@5d {
+                compatible = "goodix,gt9xx";
+                reg = <0x5d>;
+                status = "okay";
+                interrupt-parent = <&gpio1>;
+                interrupts = <5 IRQ_TYPE_EDGE_FALLING>;
+                pinctrl-names = "default";
+                pinctrl-0 = <&pinctrl_tsc_reset &pinctrl_touchscreen_int>;
+                /*pinctrl-1 = <&pinctrl_tsc_irq>;*/
+                /*pinctrl-names = "default", "int-output-low", "int-output-high", "int-input";
+                pinctrl-0 = <&ts_int_default>;
+                pinctrl-1 = <&ts_int_output_low>;
+                pinctrl-2 = <&ts_int_output_high>;
+                pinctrl-3 = <&ts_int_input>;
+                */
+                reset-gpios = <&gpio5 2 GPIO_ACTIVE_LOW>;
+                irq-gpios = <&gpio1 5 IRQ_TYPE_EDGE_FALLING>;
+                irq-flags = <2>;                /*1:rising 2: falling*/
+
+                touchscreen-max-id = <1>;
+                touchscreen-size-x = <800>;
+                touchscreen-size-y = <480>;
+                touchscreen-max-w = <1024>;
+                touchscreen-max-p = <1024>;
+                /*touchscreen-key-map = <172>, <158>;*/ /*KEY_HOMEPAGE, KEY_BACK*/
+
+                goodix,type-a-report = <0>;
+                goodix,driver-send-cfg = <0>;
+                goodix,create-wr-node = <1>;
+                goodix,wakeup-with-reset = <0>;
+                goodix,resume-in-workqueue = <0>;
+                goodix,int-sync = <0>;
+                goodix,swap-x2y = <0>;
+                goodix,esd-protect = <0>;
+                goodix,pen-suppress-finger = <0>;
+                goodix,auto-update = <0>;
+                goodix,auto-update-cfg = <0>;
+                goodix,power-off-sleep = <0>;
+
+                /*7*/
+                goodix,cfg-group0 = [
+                6b 00 04 58 02 05 0d 00 01 0f 
+                28 0f 50 32 03 05 00 00 00 00 
+                00 00 00 00 00 00 00 8a 2a 0c 
+                45 47 0c 08 00 00 00 40 03 2c 
+                00 01 00 00 00 03 64 32 00 00 
+                00 28 64 94 d5 02 07 00 00 04 
+                95 2c 00 8b 34 00 82 3f 00 7d 
+                4c 00 7a 5b 00 7a 00 00 00 00 
+                00 00 00 00 00 00 00 00 00 00 
+                00 00 00 00 00 00 00 00 00 00 
+                00 00 00 00 00 00 00 00 00 00 
+                00 00 18 16 14 12 10 0e 0c 0a 
+                08 06 04 02 ff ff 00 00 00 00 
+                00 00 00 00 00 00 00 00 00 00 
+                00 00 16 18 1c 1d 1e 1f 20 21 
+                22 24 13 12 10 0f 0a 08 06 04 
+                02 00 ff ff ff ff ff ff 00 00 
+                00 00 00 00 00 00 00 00 00 00 
+                00 00 00 00 79 01
+                ];
+
+                /*4.3*/
+                goodix,cfg-group1 = [
+                97 E0 01 10 01 05 0D 00 01 00
+                00 05 5A 46 53 11 00 00 11 11
+                14 14 14 22 0A 04 00 00 00 00
+                00 00 53 00 14 00 00 84 00 00
+                3C 00 00 64 1E 28 87 27 08 32
+                34 05 0D 20 33 60 11 02 24 00
+                00 64 80 80 14 02 00 00 54 89
+                68 85 6D 82 72 80 76 7D 7B 7B
+                00 00 00 00 00 00 00 F0 50 3C
+                FF FF 07 00 00 00 02 14 14 03
+                04 00 21 64 0A 00 00 00 00 00
+                00 00 00 00 00 00 00 00 00 00
+                00 00 00 00 00 00 00 00 00 00
+                32 20 50 3C 3C 00 00 00 00 00
+                0D 06 0C 05 0B 04 0A 03 FF FF
+                FF FF FF FF 00 01 02 03 04 05
+                06 07 08 09 0A 0B 0C 0D FF FF
+                FF FF FF FF FF FF FF FF FF FF
+                00 00 00 00 00 00 00 00 00 00
+                00 00 00 00 3C 00 05 1E 00 02
+                2A 1E 19 14 02 00 03 0A 05 00
+                00 00 00 00 00 00 01 FF FF 86
+                22 03 00 00 33 00 0F 00 00 00
+                50 3C 50 00 00 00 00 2A 01
+                ];
+
+                /*5*/
+                goodix,cfg-group2 = [
+                00 20 03 E0 01 05 3C 00 01 08
+                28 0C 50 32 03 05 00 00 00 00
+                00 00 00 17 19 1E 14 8B 2B 0D
+                33 35 0C 08 00 00 00 9A 03 11
+                00 01 00 00 00 00 00 32 00 00
+                00 20 58 94 C5 02 00 00 00 04
+                B0 23 00 93 2B 00 7B 35 00 69
+                41 00 5B 4F 00 5B 00 00 00 00
+                00 00 00 00 00 00 00 00 00 00
+                00 00 00 00 00 00 00 00 00 00
+                00 00 00 00 00 00 00 00 00 00
+                00 00 02 04 06 08 0A 0C 0E 10
+                12 14 16 18 1A FF 00 00 00 00
+                00 00 00 00 00 00 00 00 00 00
+                00 00 00 02 04 06 08 0A 0C 0F
+                10 12 13 16 18 1C 1D 1E 1F 20
+                21 22 24 26 FF FF FF FF 00 00
+                00 FF FF FF FF FF FF FF FF FF
+                FF FF FF FF 48 01
+                ];
+
+        };
+
+
+};
+
+&iomuxc {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_hog_1>;
+    imx6ul-evk {
+        pinctrl_hog_1: hoggrp-1 {
+            fsl,pins = <
+                MX6UL_PAD_UART1_RTS_B__GPIO1_IO19   0x17059 /* SD1 CD */
+                MX6UL_PAD_GPIO1_IO00__ANATOP_OTG1_ID    0x17059 /* USB OTG1 ID */
+                // MX6UL_PAD_CSI_DATA07__GPIO4_IO28           0x000010B0
+                MX6ULL_PAD_SNVS_TAMPER5__GPIO5_IO05        0x000110A0
+            >;
+        };
+                pinctrl_sii902x: hdmigrp {
+                fsl,pins = <
+                        MX6UL_PAD_UART1_CTS_B__GPIO1_IO18 0x59
+                            >;
+            };
+                pinctrl_touchscreen_int: lcdif_tsc_int {
+                fsl,pins = <
+                        MX6UL_PAD_GPIO1_IO05__GPIO1_IO05 0x000010B0
+                            >;
+                        };
+        pinctrl_enet1: enet1grp {
+            fsl,pins = <
+            >;
+        };
+
+        pinctrl_enet2: enet2grp {
+            fsl,pins = <
+                MX6UL_PAD_GPIO1_IO06__ENET2_MDIO    0x1b0b0
+                MX6UL_PAD_GPIO1_IO07__ENET2_MDC     0x1b0b0
+                MX6UL_PAD_ENET2_RX_EN__ENET2_RX_EN  0x1b0b0
+                MX6UL_PAD_ENET2_RX_ER__ENET2_RX_ER  0x1b0b0
+                MX6UL_PAD_ENET2_RX_DATA0__ENET2_RDATA00 0x1b0b0
+                MX6UL_PAD_ENET2_RX_DATA1__ENET2_RDATA01 0x1b0b0
+                MX6UL_PAD_ENET2_TX_EN__ENET2_TX_EN  0x1b0b0
+                MX6UL_PAD_ENET2_TX_DATA0__ENET2_TDATA00 0x1b0b0
+                MX6UL_PAD_ENET2_TX_DATA1__ENET2_TDATA01 0x1b0b0
+                MX6UL_PAD_ENET2_TX_CLK__ENET2_REF_CLK2  0x4001b031
+                MX6UL_PAD_ENET1_RX_EN__ENET1_RX_EN  0x1b0b0
+                MX6UL_PAD_ENET1_RX_ER__ENET1_RX_ER  0x1b0b0
+                MX6UL_PAD_ENET1_RX_DATA0__ENET1_RDATA00 0x1b0b0
+                MX6UL_PAD_ENET1_RX_DATA1__ENET1_RDATA01 0x1b0b0
+                MX6UL_PAD_ENET1_TX_EN__ENET1_TX_EN  0x1b0b0
+                MX6UL_PAD_ENET1_TX_DATA0__ENET1_TDATA00 0x1b0b0
+                MX6UL_PAD_ENET1_TX_DATA1__ENET1_TDATA01 0x1b0b0
+                MX6UL_PAD_ENET1_TX_CLK__ENET1_REF_CLK1  0x4001b031
+            >;
+        };
+
+        pinctrl_flexcan1: flexcan1grp{
+            fsl,pins = <
+                MX6UL_PAD_UART3_CTS_B__FLEXCAN1_TX         0x000010B0
+                MX6UL_PAD_UART3_RTS_B__FLEXCAN1_RX         0x000010B0
+            >;
+        };
+
+        pinctrl_i2c1: i2c1grp {
+            fsl,pins = <
+                MX6UL_PAD_UART4_TX_DATA__I2C1_SCL 0x4001b8b0
+                MX6UL_PAD_UART4_RX_DATA__I2C1_SDA 0x4001b8b0
+            >;
+        };
+
+        pinctrl_i2c2: i2c2grp {
+            fsl,pins = <
+                MX6UL_PAD_UART5_TX_DATA__I2C2_SCL 0x4001b8b0
+                MX6UL_PAD_UART5_RX_DATA__I2C2_SDA 0x4001b8b0
+            >;
+        };
+
+        pinctrl_ecspi3: ecspi3 {              
+                    fsl,pins = <
+                MX6UL_PAD_UART2_CTS_B__ECSPI3_MOSI         0x000010B0
+                MX6UL_PAD_UART2_RTS_B__ECSPI3_MISO         0x000010B0
+                MX6UL_PAD_UART2_RX_DATA__ECSPI3_SCLK       0x000010B0
+                //MX6UL_PAD_UART2_TX_DATA__ECSPI3_SS0        0x000010B0
+                MX6UL_PAD_UART2_TX_DATA__GPIO1_IO20        0x000010B0
+                MX6UL_PAD_GPIO1_IO01__GPIO1_IO01           0x000010B0
+            >;
+        };
+
+        pinctrl_ecspi1: ecspi1 {
+                     fsl,pins = <
+                 MX6UL_PAD_CSI_DATA04__ECSPI1_SCLK         0x000010B0
+                 MX6UL_PAD_CSI_DATA06__ECSPI1_MOSI         0x000010B0
+                 MX6UL_PAD_CSI_DATA07__ECSPI1_MISO         0x000010B0
+                 MX6UL_PAD_CSI_DATA05__GPIO4_IO26          0x000010B0
+                 MX6UL_PAD_CSI_DATA03__GPIO4_IO24          0x000010B0
+             >;
+         };
+
+        pinctrl_uart3: uart3grp {
+            fsl,pins = <
+                MX6UL_PAD_UART3_TX_DATA__UART3_DCE_TX   0x1b0b1
+                MX6UL_PAD_UART3_RX_DATA__UART3_DCE_RX   0x1b0b1
+            >;
+        };
+        
+        pinctrl_uart1: uart1grp {
+            fsl,pins = <
+                MX6UL_PAD_UART1_TX_DATA__UART1_DCE_TX 0x1b0b1
+                MX6UL_PAD_UART1_RX_DATA__UART1_DCE_RX 0x1b0b1
+            >;
+        };
+
+        pinctrl_uart6: uart6grp {
+             fsl,pins = <
+                 MX6UL_PAD_CSI_MCLK__UART6_DCE_TX      0x1b0b1
+                 MX6UL_PAD_CSI_PIXCLK__UART6_DCE_RX    0x1b0b1
+             >;
+         };
+
+
+        pinctrl_sai2: sai2grp {
+            fsl,pins = <
+                MX6UL_PAD_JTAG_TDI__SAI2_TX_BCLK    0x17088
+                MX6UL_PAD_JTAG_TDO__SAI2_TX_SYNC    0x17088
+                MX6UL_PAD_JTAG_TRST_B__SAI2_TX_DATA 0x11088
+                MX6UL_PAD_JTAG_TCK__SAI2_RX_DATA    0x11088
+                MX6UL_PAD_JTAG_TMS__SAI2_MCLK       0x17088
+            >;
+        };
+
+        pinctrl_tsc: tscgrp {
+            fsl,pins = <
+                MX6UL_PAD_GPIO1_IO01__GPIO1_IO01    0xb0
+                MX6UL_PAD_GPIO1_IO02__GPIO1_IO02    0xb0
+                MX6UL_PAD_GPIO1_IO03__GPIO1_IO03    0xb0
+                MX6UL_PAD_GPIO1_IO04__GPIO1_IO04    0xb0
+            >;
+        };
+
+        pinctrl_usdhc1: usdhc1grp {
+            fsl,pins = <
+                MX6UL_PAD_SD1_CMD__USDHC1_CMD     0x17059
+                MX6UL_PAD_SD1_CLK__USDHC1_CLK     0x10071
+                MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x17059
+                MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x17059
+                MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x17059
+                MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x17059
+            >;
+        };
+
+        pinctrl_usdhc1_100mhz: usdhc1grp100mhz {
+            fsl,pins = <
+                MX6UL_PAD_SD1_CMD__USDHC1_CMD     0x170b9
+                MX6UL_PAD_SD1_CLK__USDHC1_CLK     0x100b9
+                MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x170b9
+                MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x170b9
+                MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x170b9
+                MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x170b9
+            >;
+        };
+
+        pinctrl_usdhc1_200mhz: usdhc1grp200mhz {
+            fsl,pins = <
+                MX6UL_PAD_SD1_CMD__USDHC1_CMD     0x170f9
+                MX6UL_PAD_SD1_CLK__USDHC1_CLK     0x100f9
+                MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x170f9
+                MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x170f9
+                MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x170f9
+                MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x170f9
+            >;
+        };
+
+        pinctrl_usdhc2: usdhc2grp {
+            fsl,pins = <
+                MX6UL_PAD_NAND_RE_B__USDHC2_CLK     0x10069
+                MX6UL_PAD_NAND_WE_B__USDHC2_CMD     0x17059
+                MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x17059
+                MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x17059
+                MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x17059
+                MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x17059
+            >;
+        };
+
+        pinctrl_usdhc2_8bit: usdhc2grp_8bit {
+            fsl,pins = <
+                MX6UL_PAD_NAND_RE_B__USDHC2_CLK     0x10069
+                MX6UL_PAD_NAND_WE_B__USDHC2_CMD     0x17059
+                MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x17059
+                MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x17059
+                MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x17059
+                MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x17059
+                MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x17059
+                MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x17059
+                MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x17059
+                MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x17059
+            >;
+        };
+
+        pinctrl_usdhc2_8bit_100mhz: usdhc2grp_8bit_100mhz {
+            fsl,pins = <
+                MX6UL_PAD_NAND_RE_B__USDHC2_CLK     0x100b9
+                MX6UL_PAD_NAND_WE_B__USDHC2_CMD     0x170b9
+                MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x170b9
+                MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x170b9
+                MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x170b9
+                MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x170b9
+                MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x170b9
+                MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x170b9
+                MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x170b9
+                MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x170b9
+            >;
+        };
+
+        pinctrl_usdhc2_8bit_200mhz: usdhc2grp_8bit_200mhz {
+            fsl,pins = <
+                MX6UL_PAD_NAND_RE_B__USDHC2_CLK     0x100f9
+                MX6UL_PAD_NAND_WE_B__USDHC2_CMD     0x170f9
+                MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x170f9
+                MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x170f9
+                MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x170f9
+                MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x170f9
+                MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x170f9
+                MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x170f9
+                MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x170f9
+                MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x170f9
+            >;
+        };
+        pinctrl_lcdif_dat: lcdifdatgrp {
+            fsl,pins = <
+                MX6UL_PAD_LCD_DATA00__LCDIF_DATA00  0x79
+                MX6UL_PAD_LCD_DATA01__LCDIF_DATA01  0x79
+                MX6UL_PAD_LCD_DATA02__LCDIF_DATA02  0x79
+                MX6UL_PAD_LCD_DATA03__LCDIF_DATA03  0x79
+                MX6UL_PAD_LCD_DATA04__LCDIF_DATA04  0x79
+                MX6UL_PAD_LCD_DATA05__LCDIF_DATA05  0x79
+                MX6UL_PAD_LCD_DATA06__LCDIF_DATA06  0x79
+                MX6UL_PAD_LCD_DATA07__LCDIF_DATA07  0x79
+                MX6UL_PAD_LCD_DATA08__LCDIF_DATA08  0x79
+                MX6UL_PAD_LCD_DATA09__LCDIF_DATA09  0x79
+                MX6UL_PAD_LCD_DATA10__LCDIF_DATA10  0x79
+                MX6UL_PAD_LCD_DATA11__LCDIF_DATA11  0x79
+                MX6UL_PAD_LCD_DATA12__LCDIF_DATA12  0x79
+                MX6UL_PAD_LCD_DATA13__LCDIF_DATA13  0x79
+                MX6UL_PAD_LCD_DATA14__LCDIF_DATA14  0x79
+                MX6UL_PAD_LCD_DATA15__LCDIF_DATA15  0x79
+                MX6UL_PAD_LCD_DATA16__LCDIF_DATA16  0x79
+                MX6UL_PAD_LCD_DATA17__LCDIF_DATA17  0x79
+                MX6UL_PAD_LCD_DATA18__LCDIF_DATA18  0x79
+                MX6UL_PAD_LCD_DATA19__LCDIF_DATA19  0x79
+                MX6UL_PAD_LCD_DATA20__LCDIF_DATA20  0x79
+                MX6UL_PAD_LCD_DATA21__LCDIF_DATA21  0x79
+                MX6UL_PAD_LCD_DATA22__LCDIF_DATA22  0x79
+                MX6UL_PAD_LCD_DATA23__LCDIF_DATA23  0x79
+            >;
+        };
+
+        pinctrl_lcdif_dat_16bits: lcdifdatgrp_16bits {
+            fsl,pins = <
+                MX6UL_PAD_LCD_DATA00__LCDIF_DATA00  0x79
+                MX6UL_PAD_LCD_DATA01__LCDIF_DATA01  0x79
+                MX6UL_PAD_LCD_DATA02__LCDIF_DATA02  0x79
+                MX6UL_PAD_LCD_DATA03__LCDIF_DATA03  0x79
+                MX6UL_PAD_LCD_DATA04__LCDIF_DATA04  0x79
+                MX6UL_PAD_LCD_DATA05__LCDIF_DATA05  0x79
+                MX6UL_PAD_LCD_DATA06__LCDIF_DATA06  0x79
+                MX6UL_PAD_LCD_DATA07__LCDIF_DATA07  0x79
+                MX6UL_PAD_LCD_DATA08__LCDIF_DATA08  0x79
+                MX6UL_PAD_LCD_DATA09__LCDIF_DATA09  0x79
+                MX6UL_PAD_LCD_DATA10__LCDIF_DATA10  0x79
+                MX6UL_PAD_LCD_DATA11__LCDIF_DATA11  0x79
+                MX6UL_PAD_LCD_DATA12__LCDIF_DATA12  0x79
+                MX6UL_PAD_LCD_DATA13__LCDIF_DATA13  0x79
+                MX6UL_PAD_LCD_DATA14__LCDIF_DATA14  0x79
+                MX6UL_PAD_LCD_DATA15__LCDIF_DATA15  0x79
+            >;
+        };
+
+        pinctrl_lcdif_ctrl: lcdifctrlgrp {
+            fsl,pins = <
+                MX6UL_PAD_LCD_CLK__LCDIF_CLK        0x79
+                MX6UL_PAD_LCD_ENABLE__LCDIF_ENABLE  0x79
+                MX6UL_PAD_LCD_HSYNC__LCDIF_HSYNC    0x79
+                MX6UL_PAD_LCD_VSYNC__LCDIF_VSYNC    0x79
+            >;
+        };
+        pinctrl_pwm1: pwm1grp {
+            fsl,pins = <
+                MX6UL_PAD_GPIO1_IO08__PWM1_OUT   0x110b0
+            >;
+        };
+        pinctrl_lcdif_reset: lcdifresetgrp {
+            fsl,pins = <
+                MX6UL_PAD_LCD_RESET__GPIO3_IO04     0x1b0b0
+            >;
+        };
+
+        pinctrl_adc1: adc1grp {
+            fsl,pins = <
+                MX6UL_PAD_GPIO1_IO03__GPIO1_IO03          0x000010B1
+                MX6UL_PAD_GPIO1_IO04__GPIO1_IO04          0x000010B1
+                >;
+        };
+
+    };
+};
+
+&iomuxc_snvs {
+    pinctrl-names = "default_snvs";
+    pinctrl-0 = <&pinctrl_hog_2>;
+    imx6ul-evk {
+        pinctrl_hog_2: hoggrp-2 {
+            fsl,pins = <
+                MX6ULL_PAD_SNVS_TAMPER9__GPIO5_IO09     0x1b0b0 /* enet1 reset */
+                MX6ULL_PAD_SNVS_TAMPER6__GPIO5_IO06     0x1b0b0 /* enet2 reset */
+                MX6ULL_PAD_SNVS_TAMPER1__GPIO5_IO01     0x000110A0 /*key 1*/
+            >;
+        };
+
+         pinctrl_tsc_reset: tscresetgrp  {        /*!< Function assigned for the core: Cortex-A7[ca7] */
+            fsl,pins = <
+                MX6ULL_PAD_SNVS_TAMPER2__GPIO5_IO02        0x000110A0
+            >;
+        };
+
+        pinctrl_spi4: spi4grp {
+            fsl,pins = <
+                MX6ULL_PAD_BOOT_MODE0__GPIO5_IO10        0x70a1
+                MX6ULL_PAD_BOOT_MODE1__GPIO5_IO11        0x70a1
+                MX6ULL_PAD_SNVS_TAMPER7__GPIO5_IO07      0x70a1
+                MX6ULL_PAD_SNVS_TAMPER8__GPIO5_IO08      0x80000000
+            >;
+        };
+
+        pinctrl_leds: ledgrp {
+            fsl,pins = <
+                  MX6ULL_PAD_SNVS_TAMPER3__GPIO5_IO03        0x000110A0
+            >;
+        };
+
+        pinctrl_485_ctl: uart3_rs485 {
+            fsl,pins = <
+            MX6ULL_PAD_SNVS_TAMPER0__GPIO5_IO00     0x1b0b0
+            >;
+        };
+        
+    };
+};
+
+&lcdif {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_lcdif_dat
+             &pinctrl_lcdif_ctrl
+             &pinctrl_lcdif_reset>; 
+    display = <&display0>;
+    status = "okay";
+    reset-gpios = <&gpio3 4 GPIO_ACTIVE_LOW>; /* 100ask */
+
+    display0: display {
+        bits-per-pixel = <24>;
+        bus-width = <24>;
+
+        display-timings {
+            native-mode = <&timing0>;
+
+             timing0: timing0_1024x768 {
+             clock-frequency = <50000000>;
+             hactive = <1024>;
+             vactive = <600>;
+             hfront-porch = <160>;
+             hback-porch = <140>;
+             hsync-len = <20>;
+             vback-porch = <20>;
+             vfront-porch = <12>;
+             vsync-len = <3>;
+
+             hsync-active = <0>;
+             vsync-active = <0>;
+             de-active = <1>;
+             pixelclk-active = <0>;
+             };
+
+        };
+    };
+};
+
+&pwm1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_pwm1>;
+    status = "okay";
+};
+
+&pxp {
+    status = "okay";
+};
+&ecspi3 { 
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_ecspi3>;
+    cs-gpios = <&gpio1 20 GPIO_ACTIVE_LOW>;
+    status = "okay";
+    
+    
+    spidev: icm20608@0{
+        compatible = "invensense,icm20608";
+        interrupt-parent = <&gpio1>;
+        interrupts = <1 1>;
+        spi-max-frequency = <8000000>; 
+        reg = <0>; 
+    };
+};
+
+&sai2 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_sai2>;
+
+    assigned-clocks = <&clks IMX6UL_CLK_SAI2_SEL>,
+              <&clks IMX6UL_CLK_SAI2>;
+    assigned-clock-parents = <&clks IMX6UL_CLK_PLL4_AUDIO_DIV>;
+    assigned-clock-rates = <0>, <12288000>;
+
+    status = "okay";
+};
+
+&tsc {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_tsc>;
+    xnur-gpio = <&gpio1 3 GPIO_ACTIVE_LOW>;
+    measure-delay-time = <0xfffff>;
+    pre-charge-time = <0xffff>;
+    status = "okay";
+};
+
+&uart1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_uart1>;
+    status = "okay";
+};
+&uart3 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_uart3
+             &pinctrl_485_ctl>;
+    //pinctrl-0 = <&pinctrl_uart3>;
+    //fsl,rs485-gpio-txen = <&gpio5 0 GPIO_ACTIVE_HIGH>;
+    //rts-gpio = <&gpio5 0 GPIO_ACTIVE_HIGH>;
+    rs485-rts-active-high;
+    //rs485-rts-active-high;
+        rs485-rx-during-tx;
+        rs485-rts-delay = <100 100>;
+        linux,rs485-enabled-at-boot-time;
+    status = "okay";
+};
+ 
+&uart6 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_uart6>;
+    status = "okay";
+};
+
+
+&usbotg1 {
+    dr_mode = "otg";
+    srp-disable;
+    hnp-disable;
+    adp-disable;
+    status = "okay";
+};
+
+&usbotg2 {
+    dr_mode = "host";
+    disable-over-current;
+    status = "okay";
+};
+
+&usbphy1 {
+    tx-d-cal = <0x5>;
+};
+
+&usbphy2 {
+    tx-d-cal = <0x5>;
+};
+
+&usdhc1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_usdhc1>;
+    cd-gpios = <&gpio1 19 GPIO_ACTIVE_LOW>;
+    keep-power-in-suspend;
+    enable-sdio-wakeup;
+    bus-width = <4>;
+    status = "okay";
+};
+
+&usdhc2 {
+        pinctrl-names = "default";
+        pinctrl-0 = <&pinctrl_usdhc2_8bit>;
+        bus-width = <8>;
+        non-removable;
+        status = "okay";
+};
+
+&wdog1 {
+    status = "okay";
+};
+
+&adc1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_adc1>;
+    num-channels = <5>;
+    vref-supply = <&reg_can_3v3>;
+    status = "okay";
+};
+
+&ecspi1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_ecspi1>;
+    
+    fsl,spi-num-chipselects = <2>;
+    cs-gpio = <&gpio4 26 GPIO_ACTIVE_LOW>, <&gpio4 24 GPIO_ACTIVE_LOW>;
+    status = "okay";
+    /*   
+    spidev0: spi@0 {
+        compatible = "rohm,dh2228fv";
+        reg = <0>;
+        spi-max-frequency = <5000000>;
+    };
+    
+    spidev1: spi@1 {
+        compatible = "rohm,dh2228fv";
+        reg = <1>;
+        spi-max-frequency = <5000000>;
+    };
+    */
+    
+};
+

STM32MP157/source/A7/08_Interrupt/01_simple/device_tree/原始stm32mp157c-100ask-512d-lcd-v1.dts

@@ -0,0 +1,183 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+* Copyright (C) 100ASK 2020 - All Rights Reserved
+* Author: 100ask
+* support: weidongshan@qq.com 
+*/
+
+/dts-v1/;
+
+#include "stm32mp157c-100ask-512d-v1.dts"
+
+/ {
+        model = "100ASK YA157C v2 www.100ask.com";
+        compatible = "st,stm32mp157c-100ask-512d-v1", "st,stm32mp157";
+
+
+    pinctrl_virt: virtual_pincontroller {
+        compatible = "100ask,virtual_pinctrl";
+        i2cgrp: i2cgrp {
+                functions = "i2c", "i2c";
+                groups = "pin0", "pin1";
+                configs = <0x11223344  0x55667788>;
+        };
+    };
+
+    virtual_i2c {
+        compatible = "100ask,virtual_i2c";
+        pinctrl-names = "default";
+        pinctrl-0 = <&i2cgrp>;
+    };
+
+
+gpio_virt: virtual_gpiocontroller {
+	compatible = "100ask,virtual_gpio";
+    gpio-controller;
+    #gpio-cells = <2>;
+    ngpios = <4>;
+    gpio-ranges = <&pinctrl_virt 0 0 4>; 
+};
+
+myled {
+	compatible = "100ask,leddrv";
+	led-gpios = <&gpio_virt 0 GPIO_ACTIVE_LOW>;
+};
+
+ 	i2c-bus-virtual {
+		 compatible = "100ask,i2c-bus-virtual";
+	};
+
+i2c_gpio_100ask {
+	compatible = "i2c-gpio";
+	gpios = <&gpioa 13 0 /* sda */
+		 &gpiod 8 0 /* scl */
+		>;
+	i2c-gpio,delay-us = <5>;	/* ~100 kHz */
+	#address-cells = <1>;
+	#size-cells = <0>;
+};
+
+	/*LCD Panel*/
+	panel {
+		compatible = "myir,070tft";
+        	interrupts = <11 IRQ_TYPE_EDGE_FALLING>;
+        	interrupt-parent = <&gpioe>;
+        	pinctrl-names = "default", "sleep";
+        	pinctrl-0 = <&ltdc_pins_a>;
+        	pinctrl-1 = <&ltdc_pins_sleep_a>;
+        	//reset-gpios = <&gpioe 12 GPIO_ACTIVE_LOW>;
+
+		backlight = <&panel_backlight>;
+       	 	status = "okay";
+		
+		port {
+			panel_in: endpoint {
+				remote-endpoint = <&ltdc_ep0_out>;			
+			};
+	
+		};
+	};
+};
+
+&spi5 {
+        pinctrl-names = "default", "sleep";
+        pinctrl-0 = <&spi5_pins_a>;
+        pinctrl-1 = <&spi5_sleep_pins_a>;
+        status = "okay";
+        cs-gpios = <&gpioh 5 GPIO_ACTIVE_LOW>;
+        spidev: icm20608@0{
+                compatible = "invensense,icm20608";
+                interrupts = <0 IRQ_TYPE_EDGE_FALLING>;
+                interrupt-parent = <&gpioz>;
+                spi-max-frequency = <8000000>;
+                reg = <0>;
+        };
+};
+
+/* test HDMI*/
+&ltdc {
+    status = "okay";
+    port {
+       #address-cells = <1>;
+       #size-cells = <0>;
+
+	ltdc_ep1_out: endpoint@1 {
+       		reg = <1>;
+        	remote-endpoint = <&sii9022_in>;
+        };
+   };
+};
+
+&i2c1 {
+		ap3216c@1e {
+			compatible = "lite-on,ap3216c";
+			reg = <0x1e>;
+		};
+};
+
+/*HDMI*/
+&i2c4 {
+        clock-frequency = <100000>;
+       hdmi-transmitter@40 { // use a dummy device
+                compatible = "sil,sii9022";
+                reg = <0x40>;
+                reset-gpios = <&gpiob 10 GPIO_ACTIVE_LOW>;
+                interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
+                interrupt-parent = <&gpiob>;
+                //pinctrl-names = "default", "sleep";
+                //pinctrl-0 = <&ltdc_pins_a>;
+                //pinctrl-1 = <&ltdc_pins_sleep_a>;
+                status = "disabled";
+
+                ports {
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+
+                        port@0 {
+                                reg = <0>;
+                                sii9022_in: endpoint {
+                                        remote-endpoint = <&ltdc_ep1_out>;
+                                };
+                        };
+
+                };
+        };
+
+#if 1
+	sii902x: sii902x@39 {
+              compatible = "SiI,sii902x";
+              reset-gpios = <&gpiob 10 GPIO_ACTIVE_LOW>;
+              //pinctrl-names = "default";
+              //pinctrl-0 = <&pinctrl_sii902x>;
+              interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
+              interrupt-parent = <&gpiob>;
+              mode_str ="1280x720M@60";
+              bits-per-pixel = <16>;
+              reg = <0x39>;
+              status = "okay";
+
+	};
+#endif
+};
+
+&i2s2 {
+	status = "disable";
+
+};
+
+/*test LCD*/
+&ltdc {
+        status = "okay";
+
+        port {
+                #address-cells = <1>;
+                #size-cells = <0>;
+
+                ltdc_ep0_out: endpoint@0 {
+                                reg = <0>;
+                                remote-endpoint = <&panel_in>;
+                                };
+           };
+};
+
+

STM32MP157/source/A7/08_Interrupt/01_simple/gpio_key_drv.c

@@ -0,0 +1,161 @@
+#include <linux/module.h>
+
+#include <linux/fs.h>
+#include <linux/errno.h>
+#include <linux/miscdevice.h>
+#include <linux/kernel.h>
+#include <linux/major.h>
+#include <linux/mutex.h>
+#include <linux/proc_fs.h>
+#include <linux/seq_file.h>
+#include <linux/stat.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/tty.h>
+#include <linux/kmod.h>
+#include <linux/gfp.h>
+#include <linux/gpio/consumer.h>
+#include <linux/platform_device.h>
+#include <linux/of_gpio.h>
+#include <linux/of_irq.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/slab.h>
+
+
+struct gpio_key{
+	int gpio;
+	struct gpio_desc *gpiod;
+	int flag;
+	int irq;
+} ;
+
+static struct gpio_key *gpio_keys_100ask;
+
+static irqreturn_t gpio_key_isr(int irq, void *dev_id)
+{
+	struct gpio_key *gpio_key = dev_id;
+	int val;
+	val = gpiod_get_value(gpio_key->gpiod);
+	
+
+	printk("key %d %d\n", gpio_key->gpio, val);
+	
+	return IRQ_HANDLED;
+}
+
+/* 1. 从platform_device获得GPIO
+ * 2. gpio=>irq
+ * 3. request_irq
+ */
+static int gpio_key_probe(struct platform_device *pdev)
+{
+	int err;
+	struct device_node *node = pdev->dev.of_node;
+	int count;
+	int i;
+	enum of_gpio_flags flag;
+	unsigned flags = GPIOF_IN;
+		
+	printk("%s %s line %d\n", __FILE__, __FUNCTION__, __LINE__);
+
+	count = of_gpio_count(node);
+	if (!count)
+	{
+		printk("%s %s line %d, there isn't any gpio available\n", __FILE__, __FUNCTION__, __LINE__);
+		return -1;
+	}
+
+	gpio_keys_100ask = kzalloc(sizeof(struct gpio_key) * count, GFP_KERNEL);
+	for (i = 0; i < count; i++)
+	{
+		gpio_keys_100ask[i].gpio = of_get_gpio_flags(node, i, &flag);
+		if (gpio_keys_100ask[i].gpio < 0)
+		{
+			printk("%s %s line %d, of_get_gpio_flags fail\n", __FILE__, __FUNCTION__, __LINE__);
+			return -1;
+		}
+		gpio_keys_100ask[i].gpiod = gpio_to_desc(gpio_keys_100ask[i].gpio);
+		gpio_keys_100ask[i].flag = flag & OF_GPIO_ACTIVE_LOW;
+
+		if (flag & OF_GPIO_ACTIVE_LOW)
+			flags |= GPIOF_ACTIVE_LOW;
+
+		err = devm_gpio_request_one(&pdev->dev, gpio_keys_100ask[i].gpio, flags, NULL);
+
+		
+		gpio_keys_100ask[i].irq  = gpio_to_irq(gpio_keys_100ask[i].gpio);
+	}
+
+	for (i = 0; i < count; i++)
+	{
+		err = request_irq(gpio_keys_100ask[i].irq, gpio_key_isr, IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, "100ask_gpio_key", &gpio_keys_100ask[i]);
+	}
+        
+    return 0;
+    
+}
+
+static int gpio_key_remove(struct platform_device *pdev)
+{
+	//int err;
+	struct device_node *node = pdev->dev.of_node;
+	int count;
+	int i;
+
+	count = of_gpio_count(node);
+	for (i = 0; i < count; i++)
+	{
+		free_irq(gpio_keys_100ask[i].irq, &gpio_keys_100ask[i]);
+	}
+	kfree(gpio_keys_100ask);
+    return 0;
+}
+
+
+static const struct of_device_id ask100_keys[] = {
+    { .compatible = "100ask,gpio_key" },
+    { },
+};
+
+/* 1. 定义platform_driver */
+static struct platform_driver gpio_keys_driver = {
+    .probe      = gpio_key_probe,
+    .remove     = gpio_key_remove,
+    .driver     = {
+        .name   = "100ask_gpio_key",
+        .of_match_table = ask100_keys,
+    },
+};
+
+/* 2. 在入口函数注册platform_driver */
+static int __init gpio_key_init(void)
+{
+    int err;
+    
+	printk("%s %s line %d\n", __FILE__, __FUNCTION__, __LINE__);
+	
+    err = platform_driver_register(&gpio_keys_driver); 
+	
+	return err;
+}
+
+/* 3. 有入口函数就应该有出口函数：卸载驱动程序时，就会去调用这个出口函数
+ *     卸载platform_driver
+ */
+static void __exit gpio_key_exit(void)
+{
+	printk("%s %s line %d\n", __FILE__, __FUNCTION__, __LINE__);
+
+    platform_driver_unregister(&gpio_keys_driver);
+}
+
+
+/* 7. 其他完善：提供设备信息，自动创建设备节点                                     */
+
+module_init(gpio_key_init);
+module_exit(gpio_key_exit);
+
+MODULE_LICENSE("GPL");
+
+

STM32MP157/source/A7/08_Interrupt/01_simple/just_for_test/Makefile

@@ -0,0 +1,27 @@
+
+# 1. 使用不同的开发板内核时, 一定要修改KERN_DIR
+# 2. KERN_DIR中的内核要事先配置、编译, 为了能编译内核, 要先设置下列环境变量:
+# 2.1 ARCH,          比如: export ARCH=arm64
+# 2.2 CROSS_COMPILE, 比如: export CROSS_COMPILE=aarch64-linux-gnu-
+# 2.3 PATH,          比如: export PATH=$PATH:/home/book/100ask_roc-rk3399-pc/ToolChain-6.3.1/gcc-linaro-6.3.1-2017.05-x86_64_aarch64-linux-gnu/bin 
+# 注意: 不同的开发板不同的编译器上述3个环境变量不一定相同,
+#       请参考各开发板的高级用户使用手册
+
+KERN_DIR = # 板子所用内核源码的目录
+
+all:
+	make -C $(KERN_DIR) M=`pwd` modules 
+
+clean:
+	make -C $(KERN_DIR) M=`pwd` modules clean
+	rm -rf modules.order
+
+# 参考内核源码drivers/char/ipmi/Makefile
+# 要想把a.c, b.c编译成ab.ko, 可以这样指定:
+# ab-y := a.o b.o
+# obj-m += ab.o
+
+
+
+obj-m += test_drv.o
+

STM32MP157/source/A7/08_Interrupt/01_simple/just_for_test/test_drv.c

@@ -0,0 +1,121 @@
+#include <linux/module.h>
+
+#include <linux/init.h>
+#include <linux/fs.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/sched.h>
+#include <linux/pm.h>
+#include <linux/slab.h>
+#include <linux/sysctl.h>
+#include <linux/proc_fs.h>
+#include <linux/delay.h>
+#include <linux/platform_device.h>
+#include <linux/input.h>
+#include <linux/gpio_keys.h>
+#include <linux/workqueue.h>
+#include <linux/gpio.h>
+#include <linux/gpio/consumer.h>
+#include <linux/of.h>
+#include <linux/of_platform.h>
+#include <linux/of_gpio.h>
+#include <linux/of_irq.h>
+#include <linux/spinlock.h>
+
+struct gpio_key {
+	int gpio;
+	int irq;
+	enum of_gpio_flags flag;
+};
+
+static struct gpio_key *gpio_keys;
+
+
+static const struct of_device_id ask100_gpios[] = {
+    { .compatible = "100ask,gpio_key" },
+    { },
+};
+
+static irqreturn_t gpio_key_irq_100ask(int irq, void *dev_id)
+{
+	struct gpio_key *gpio_key = dev_id;
+
+	printk("key %d val %d\n", irq, gpio_get_value(gpio_key->gpio));
+
+	return IRQ_HANDLED;
+}
+
+
+static int chip_demo_gpio_probe(struct platform_device *pdev)
+{
+	struct device_node *node = pdev->dev.of_node;
+	int count;
+	int i;
+	enum of_gpio_flags flags;
+	int gpio;
+	int irq;
+	int err;
+	
+	count = of_gpio_count(node);
+
+	gpio_keys = kzalloc(count * sizeof(struct gpio_key), GFP_KERNEL);
+
+	for (i = 0; i < count; i++)
+	{
+		gpio = of_get_gpio_flags(node, i, &flags);
+		irq = gpio_to_irq(gpio);	
+
+		gpio_keys[i].gpio = gpio;
+		gpio_keys[i].irq  = irq;
+		gpio_keys[i].flag = flags;
+		
+		err = request_irq(irq, gpio_key_irq_100ask, IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, "100ask_gpio_key", &gpio_keys[i]);
+	}
+
+	return 0;
+}
+
+static int chip_demo_gpio_remove(struct platform_device *pdev)
+{
+	struct device_node *node = pdev->dev.of_node;
+	int count;
+	int i;
+
+	count = of_gpio_count(node);
+	for (i = 0; i < count; i++)
+	{
+		free_irq(gpio_keys[i].irq, &gpio_keys[i]);
+	}
+	
+    return 0;
+}
+
+
+/* 1. 定义platform_driver */
+static struct platform_driver test_gpio_drv = {
+    .probe      = chip_demo_gpio_probe,
+    .remove     = chip_demo_gpio_remove,
+    .driver     = {
+        .name   = "100ask_led",
+        .of_match_table = ask100_gpios,
+    },
+};
+
+
+static int test_gpio_drv_init(void)
+{
+	platform_driver_register(&test_gpio_drv);
+	return 0;
+}
+
+static void test_gpio_drv_exit(void)
+{
+	platform_driver_unregister(&test_gpio_drv);
+}
+
+module_init(test_gpio_drv_init);
+module_exit(test_gpio_drv_exit);
+
+MODULE_LICENSE("GPL");
+
+

STM32MP157/source/A7/08_Interrupt/01_simple/原始gpio_key_drv.c

@@ -0,0 +1,153 @@
+#include <linux/module.h>
+
+#include <linux/fs.h>
+#include <linux/errno.h>
+#include <linux/miscdevice.h>
+#include <linux/kernel.h>
+#include <linux/major.h>
+#include <linux/mutex.h>
+#include <linux/proc_fs.h>
+#include <linux/seq_file.h>
+#include <linux/stat.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/tty.h>
+#include <linux/kmod.h>
+#include <linux/gfp.h>
+#include <linux/gpio/consumer.h>
+#include <linux/platform_device.h>
+#include <linux/of_gpio.h>
+#include <linux/of_irq.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/slab.h>
+
+
+struct gpio_key{
+	int gpio;
+	struct gpio_desc *gpiod;
+	int flag;
+	int irq;
+} ;
+
+static struct gpio_key *gpio_keys_100ask;
+
+static irqreturn_t gpio_key_isr(int irq, void *dev_id)
+{
+	struct gpio_key *gpio_key = dev_id;
+	int val;
+	val = gpiod_get_value(gpio_key->gpiod);
+	
+
+	printk("key %d %d\n", gpio_key->gpio, val);
+	
+	return IRQ_HANDLED;
+}
+
+/* 1. 从platform_device获得GPIO
+ * 2. gpio=>irq
+ * 3. request_irq
+ */
+static int gpio_key_probe(struct platform_device *pdev)
+{
+	int err;
+	struct device_node *node = pdev->dev.of_node;
+	int count;
+	int i;
+	enum of_gpio_flags flag;
+		
+	printk("%s %s line %d\n", __FILE__, __FUNCTION__, __LINE__);
+
+	count = of_gpio_count(node);
+	if (!count)
+	{
+		printk("%s %s line %d, there isn't any gpio available\n", __FILE__, __FUNCTION__, __LINE__);
+		return -1;
+	}
+
+	gpio_keys_100ask = kzalloc(sizeof(struct gpio_key) * count, GFP_KERNEL);
+	for (i = 0; i < count; i++)
+	{
+		gpio_keys_100ask[i].gpio = of_get_gpio_flags(node, i, &flag);
+		if (gpio_keys_100ask[i].gpio < 0)
+		{
+			printk("%s %s line %d, of_get_gpio_flags fail\n", __FILE__, __FUNCTION__, __LINE__);
+			return -1;
+		}
+		gpio_keys_100ask[i].gpiod = gpio_to_desc(gpio_keys_100ask[i].gpio);
+		gpio_keys_100ask[i].flag = flag & OF_GPIO_ACTIVE_LOW;
+		gpio_keys_100ask[i].irq  = gpio_to_irq(gpio_keys_100ask[i].gpio);
+	}
+
+	for (i = 0; i < count; i++)
+	{
+		err = request_irq(gpio_keys_100ask[i].irq, gpio_key_isr, IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, "100ask_gpio_key", &gpio_keys_100ask[i]);
+	}
+        
+    return 0;
+    
+}
+
+static int gpio_key_remove(struct platform_device *pdev)
+{
+	//int err;
+	struct device_node *node = pdev->dev.of_node;
+	int count;
+	int i;
+
+	count = of_gpio_count(node);
+	for (i = 0; i < count; i++)
+	{
+		free_irq(gpio_keys_100ask[i].irq, &gpio_keys_100ask[i]);
+	}
+	kfree(gpio_keys_100ask);
+    return 0;
+}
+
+
+static const struct of_device_id ask100_keys[] = {
+    { .compatible = "100ask,gpio_key" },
+    { },
+};
+
+/* 1. 定义platform_driver */
+static struct platform_driver gpio_keys_driver = {
+    .probe      = gpio_key_probe,
+    .remove     = gpio_key_remove,
+    .driver     = {
+        .name   = "100ask_gpio_key",
+        .of_match_table = ask100_keys,
+    },
+};
+
+/* 2. 在入口函数注册platform_driver */
+static int __init gpio_key_init(void)
+{
+    int err;
+    
+	printk("%s %s line %d\n", __FILE__, __FUNCTION__, __LINE__);
+	
+    err = platform_driver_register(&gpio_keys_driver); 
+	
+	return err;
+}
+
+/* 3. 有入口函数就应该有出口函数：卸载驱动程序时，就会去调用这个出口函数
+ *     卸载platform_driver
+ */
+static void __exit gpio_key_exit(void)
+{
+	printk("%s %s line %d\n", __FILE__, __FUNCTION__, __LINE__);
+
+    platform_driver_unregister(&gpio_keys_driver);
+}
+
+
+/* 7. 其他完善：提供设备信息，自动创建设备节点                                     */
+
+module_init(gpio_key_init);
+module_exit(gpio_key_exit);
+
+MODULE_LICENSE("GPL");
+
+