dt-bindings: nvmem: Add syscon to Vybrid OCOTP driver

Add syscon compatibility with Vybrid OCOTP driver binding. This is
required to access the UID.

Fixes: 623069946952 ("nvmem: Add DT binding documentation for Vybrid OCOTP driver")
Signed-off-by: Chris Healy <cphealy@gmail.com>
Reviewed-by: Stefan Agner <stefan@agner.ch>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/Documentation/devicetree/bindings/nvmem/vf610-ocotp.txt b/Documentation/devicetree/bindings/nvmem/vf610-ocotp.txt
index 56ed481..72ba628 100644 (file)
--- a/Documentation/devicetree/bindings/nvmem/vf610-ocotp.txt
+++ b/Documentation/devicetree/bindings/nvmem/vf610-ocotp.txt
@@ -2,7 +2,7 @@ On-Chip OTP Memory for Freescale Vybrid
 
 Required Properties:
   compatible:
-  - "fsl,vf610-ocotp" for VF5xx/VF6xx
+  - "fsl,vf610-ocotp", "syscon" for VF5xx/VF6xx
   #address-cells : Should be 1
   #size-cells : Should be 1
   reg : Address and length of OTP controller and fuse map registers
@@ -11,7 +11,7 @@ Required Properties:
 Example for Vybrid VF5xx/VF6xx:
 
        ocotp: ocotp@400a5000 {
-               compatible = "fsl,vf610-ocotp";
+               compatible = "fsl,vf610-ocotp", "syscon";
                #address-cells = <1>;
                #size-cells = <1>;
                reg = <0x400a5000 0xCF0>;