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

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Message-Id: <1591839413-32102-1-git-send-email-Anson.Huang@nxp.com>
Date:   Thu, 11 Jun 2020 09:36:53 +0800
From:   Anson Huang <Anson.Huang@....com>
To:     robh+dt@...nel.org, shawnguo@...nel.org, s.hauer@...gutronix.de,
        kernel@...gutronix.de, festevam@...il.com, aisheng.dong@....com,
        horia.geanta@....com, peng.fan@....com, fugang.duan@....com,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Cc:     Linux-imx@....com
Subject: [PATCH] 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@....com>
---
 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@...50000 {
-				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