Re: [PATCH 2/2] arm64: tegra: Audio codec support on Jetson AGX Orin

From: Krzysztof Kozlowski
Date: Fri Feb 10 2023 - 03:45:59 EST


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@xxxxxxxxxx>
> ---
> .../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@31e0000 {
> + status = "okay";
> +
> + audio-codec@1c {
> + status = "okay";

Are you sure you need this?

Best regards,
Krzysztof