linux-kernel - [PATCH 05/13] arm64: dts: imx95: Add OCOTP node

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Message-Id: <20250815-imx9-dts-v1-5-e609eb4e3105@nxp.com>
Date: Fri, 15 Aug 2025 17:03:51 +0800
From: Peng Fan <peng.fan@....com>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>, 
 Sascha Hauer <s.hauer@...gutronix.de>, 
 Pengutronix Kernel Team <kernel@...gutronix.de>, 
 Fabio Estevam <festevam@...il.com>, Frank Li <Frank.Li@....com>
Cc: devicetree@...r.kernel.org, imx@...ts.linux.dev, 
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, 
 Peng Fan <peng.fan@....com>
Subject: [PATCH 05/13] arm64: dts: imx95: Add OCOTP node

Add OCOTP node to allow reading fuse using nvmem API

Signed-off-by: Peng Fan <peng.fan@....com>
---
 arch/arm64/boot/dts/freescale/imx95.dtsi | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx95.dtsi b/arch/arm64/boot/dts/freescale/imx95.dtsi
index 02c0422a7aa3877c8431c9b050d85f43f5ed7bde..adc63448aa15b148ca0eb8499ff5bc217fe8208e 100644
--- a/arch/arm64/boot/dts/freescale/imx95.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx95.dtsi
@@ -1553,6 +1553,25 @@ gpio1: gpio@...00000 {
 			status = "disabled";
 		};
 
+		ocotp: efuse@...10000 {
+			compatible = "fsl,imx95-ocotp", "syscon";
+			reg = <0x0 0x47510000 0x0 0x10000>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			eth_mac0: mac-address@0 {
+				reg = <0x0514 0x6>;
+			};
+
+			eth_mac1: mac-address@1 {
+				reg = <0x1514 0x6>;
+			};
+
+			eth_mac2: mac-address@2 {
+				reg = <0x2514 0x6>;
+			};
+		};
+
 		elemu0: mailbox@...20000 {
 			compatible = "fsl,imx95-mu-ele";
 			reg = <0x0 0x47520000 0x0 0x10000>;

-- 
2.37.1