arm64: dts: imx8mp: Add fallback compatible to ocotp node

Add "fsl,imx8mm-ocotp" as fallback compatible of i.MX8MP ocotp
to support SoC serial_number read.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
index f6591c69322627f675db9db228577d07b3f469fe..90bdef8447fa5cfc29ccbd16f7d245ff5c905439 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
@@ -314,7 +314,7 @@
                        };
 
                        ocotp: efuse@30350000 {
-                               compatible = "fsl,imx8mp-ocotp", "syscon";
+                               compatible = "fsl,imx8mp-ocotp", "fsl,imx8mm-ocotp", "syscon";
                                reg = <0x30350000 0x10000>;
                                clocks = <&clk IMX8MP_CLK_OCOTP_ROOT>;
                                /* For nvmem subnodes */