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Message-ID: <9570b0fb-1fe2-00fe-e224-229752f26a9a@linaro.org>
Date:   Fri, 10 Feb 2023 09:45:50 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Sameer Pujar <spujar@...dia.com>, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, thierry.reding@...il.com,
        jonathanh@...dia.com, oder_chiou@...ltek.com, broonie@...nel.org
Cc:     perex@...ex.cz, tiwai@...e.com, lgirdwood@...il.com,
        kuninori.morimoto.gx@...esas.com, devicetree@...r.kernel.org,
        linux-tegra@...r.kernel.org, linux-kernel@...r.kernel.org,
        alsa-devel@...a-project.org
Subject: Re: [PATCH 2/2] arm64: tegra: Audio codec support on Jetson AGX Orin

On 09/02/2023 15:36, Sameer Pujar wrote:
> Jetson AGX Orin has onboard RT5640 audio codec. This patch adds the
> codec device node and the bindings to I2S1 interface.
> 
> Signed-off-by: Sameer Pujar <spujar@...dia.com>
> ---
>  .../dts/nvidia/tegra234-p3737-0000+p3701-0000.dts  | 47 +++++++++++++++++++++-
>  1 file changed, 46 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000+p3701-0000.dts b/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000+p3701-0000.dts
> index 8a97478..5881fbf 100644
> --- a/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000+p3701-0000.dts
> +++ b/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000+p3701-0000.dts
> @@ -3,6 +3,7 @@
>  
>  #include <dt-bindings/input/linux-event-codes.h>
>  #include <dt-bindings/input/gpio-keys.h>
> +#include <dt-bindings/sound/rt5640.h>
>  
>  #include "tegra234-p3701-0000.dtsi"
>  #include "tegra234-p3737-0000.dtsi"
> @@ -49,7 +50,7 @@
>  
>  							i2s1_dap: endpoint {
>  								dai-format = "i2s";
> -								/* placeholder for external codec */
> +								remote-endpoint = <&rt5640_ep>;
>  							};
>  						};
>  					};
> @@ -2017,6 +2018,32 @@
>  			status = "okay";
>  		};
>  
> +		i2c@...0000 {
> +			status = "okay";
> +
> +			audio-codec@1c {
> +				status = "okay";

Are you sure you need this?

Best regards,
Krzysztof

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