Re: [PATCH 2/4] arm64: tegra: Add ID EEPROM for Jetson TX2 Developer Kit

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On 13/06/2019 17:53, Thierry Reding wrote:
> From: Thierry Reding <treding@xxxxxxxxxx>
> 
> There is an ID EEPROM on the Jetson TX2 carrier board, part of the
> Jetson TX2 Developer Kit, that exposes information that can be used to
> identify the carrier board. 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/tegra186-p2771-0000.dts | 13 +++++++++++++
>  1 file changed, 13 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts b/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts
> index 837218e83e69..ab6648c72ad5 100644
> --- a/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts
> +++ b/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts
> @@ -149,6 +149,19 @@
>  		phy-names = "usb2-0", "usb2-1", "usb3-0";
>  	};
>  
> +	i2c@c250000 {
> +		/* carrier board ID EEPROM */
> +		eeprom@57 {
> +			compatible = "atmel,24c02";
> +			reg = <0x57>;
> +
> +			address-bits = <8>;
> +			page-size = <8>;
> +			size = <256>;
> +			read-only;
> +		};
> +	};
> +
>  	pcie@10003000 {
>  		status = "okay";


Acked-by: Jon Hunter <jonathanh@xxxxxxxxxx>

Cheers
Jon


-- 
nvpublic



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