linux-kernel - Re: [PATCH v1 3/3] arm64: dts: imx94: Add OCOTP node

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Message-ID: <aNQD2MU4oOmkYtsE@lizhi-Precision-Tower-5810>
Date: Wed, 24 Sep 2025 10:44:40 -0400
From: Frank Li <Frank.li@....com>
To: "Alice Guo (OSS)" <alice.guo@....nxp.com>
Cc: Srinivas Kandagatla <srini@...nel.org>, 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>, devicetree@...r.kernel.org,
	imx@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org, Alice Guo <alice.guo@....com>
Subject: Re: [PATCH v1 3/3] arm64: dts: imx94: Add OCOTP node

On Wed, Sep 24, 2025 at 06:06:25PM +0800, Alice Guo (OSS) wrote:
> From: Alice Guo <alice.guo@....com>
>
> Add the OCOTP controller node to the i.MX94 device tree. This enables
> support for accessing eFuse regions on i.MX94 SoCs via the imx-ocotp
> driver.
>
> Signed-off-by: Alice Guo <alice.guo@....com>
> ---

Reviewed-by: Frank Li <Frank.Li@....com>

>  arch/arm64/boot/dts/freescale/imx94.dtsi | 7 +++++++
>  1 file changed, 7 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx94.dtsi b/arch/arm64/boot/dts/freescale/imx94.dtsi
> index 44dee2cbd42d..1f1148405193 100644
> --- a/arch/arm64/boot/dts/freescale/imx94.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx94.dtsi
> @@ -1171,6 +1171,13 @@ a55_irqsteer: interrupt-controller@...a0000 {
>  			};
>  		};
>
> +		ocotp: efuse@...10000 {
> +			compatible = "fsl,imx94-ocotp";
> +			reg = <0x0 0x47510000 0x0 0x10000>;
> +			#address-cells = <1>;
> +			#size-cells = <1>;
> +		};
> +
>  		aips4: bus@...00000 {
>  			compatible = "fsl,aips-bus", "simple-bus";
>  			reg = <0x0 0x49000000 0x0 0x800000>;
>
> --
> 2.43.0
>