Re: [PATCH 3/4] arm64: tegra: Add ID EEPROM for Jetson TX1 module

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On 13/06/2019 17:53, Thierry Reding wrote:
> From: Thierry Reding <treding@xxxxxxxxxx>
> 
> There is an ID EEPROM in the Jetson TX1 module that stores various bits
> of information to indentify the module. Add the device tree node so that
> operating systems can access this EEPROM.
> 
> Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
> ---
>  arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi | 13 +++++++++++++
>  1 file changed, 13 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi
> index 4dcd0d36189a..e8654061ce03 100644
> --- a/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi
> +++ b/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi
> @@ -264,6 +264,19 @@
>  		};
>  	};
>  
> +	i2c@7000c500 {
> +		/* module ID EEPROM */
> +		eeprom@50 {
> +			compatible = "atmel,24c02";
> +			reg = <0x50>;
> +
> +			address-bits = <8>;
> +			page-size = <8>;
> +			size = <256>;
> +			read-only;
> +		};
> +	};
> +
>  	pmc@7000e400 {
>  		nvidia,invert-interrupt;
>  	};
> 

Acked-by: Jon Hunter <jonathanh@xxxxxxxxxx>

Cheers
Jon

-- 
nvpublic



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