[PATCH] arm64: dts: imx8mp: Add fallback compatible to ocotp node

[Anson Huang]

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

Signed-off-by: Anson Huang <Anson.Huang@xxxxxxx>
---
 arch/arm64/boot/dts/freescale/imx8mp.dtsi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
index c248e7f..3e01c072 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
@@ -341,7 +341,7 @@
 			};
 
 			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 */
-- 
2.7.4