arm64: dts: imx8m: change ocotp node name on i.MX8M SoCs

Change OCOTP node name from ocotp-ctrl to efuse to be compliant with
yaml schema, it requires the nodename to be one of "eeprom|efuse|nvram".

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Fugang Duan <fugang.duan@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
index 54bed64..2cb8f0c 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
@@ -542,7 +542,7 @@ mux: mux-controller {
 				};
 			};
 
-			ocotp: ocotp-ctrl@30350000 {
+			ocotp: efuse@30350000 {
 				compatible = "fsl,imx8mq-ocotp", "syscon";
 				reg = <0x30350000 0x10000>;
 				clocks = <&clk IMX8MQ_CLK_OCOTP_ROOT>;