dt-bindings: nvmem: Add soc qfprom compatible strings

Add SoC-specific compatible strings so that data can be attached
to it in the driver.

Change-Id: I1d96495aa4562c3d4cd8246410d18823f98f08d8

bindings/nvmem/qcom,qfprom.yaml

@@ -14,7 +14,12 @@ allOf:
 
 properties:
   compatible:
-    const: qcom,qfprom
+    items:
+      - enum:
+          - qcom,ravelin-qfprom
+          - qcom,sc7180-qfprom
+          - qcom,sdm845-qfprom
+      - const: qcom,qfprom
 
   reg:
     # If the QFPROM is read-only OS image then only the corrected region
@@ -58,7 +63,7 @@ examples:
       #size-cells = <2>;
 
       efuse@784000 {
-        compatible = "qcom,qfprom";
+        compatible = "qcom,sc7180-qfprom", "qcom,qfprom";
         reg = <0 0x00784000 0 0x8ff>,
               <0 0x00780000 0 0x7a0>,
               <0 0x00782000 0 0x100>,
@@ -83,7 +88,7 @@ examples:
       #size-cells = <2>;
 
       efuse@784000 {
-        compatible = "qcom,qfprom";
+        compatible = "qcom,sdm845-qfprom", "qcom,qfprom";
         reg = <0 0x00784000 0 0x8ff>;
         #address-cells = <1>;
         #size-cells = <1>;