Re: [PATCH] arm64: dts: imx8mp-msc-sm2s: Add sound card

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On 22/02/2023 18:25, Luca Ceresoli wrote:
> The MSC SM2-MB-EP1 carrier board for the SM2S-IMX8PLUS SMARC module has an
> NXPP SGTL5000 audio codec connected to I2S-0 (sai2).
> 
> This requires to:
> 
>  * add the power supplies (always on)
>  * enable sai2 with pinmuxes
>  * reparent the CLKOUT1 clock that feeds the codec SYS_MCLK to
>    IMX8MP_CLK_24M in order it to generate an accurate 24 MHz rate
> 
> Signed-off-by: Luca Ceresoli <luca.ceresoli@xxxxxxxxxxx>
> ---
>  .../dts/freescale/imx8mp-msc-sm2s-ep1.dts     | 60 +++++++++++++++++++
>  1 file changed, 60 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx8mp-msc-sm2s-ep1.dts b/arch/arm64/boot/dts/freescale/imx8mp-msc-sm2s-ep1.dts
> index 470ff8e31e32..894d9809f76d 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mp-msc-sm2s-ep1.dts
> +++ b/arch/arm64/boot/dts/freescale/imx8mp-msc-sm2s-ep1.dts
> @@ -14,6 +14,57 @@ / {
>  	compatible = "avnet,sm2s-imx8mp-14N0600E-ep1",
>  		     "avnet,sm2s-imx8mp-14N0600E", "avnet,sm2s-imx8mp",
>  		     "fsl,imx8mp";
> +
> +	reg_vcc_3v3_audio: 3v3_audio_regulator {

No underscores in node names.

> +		compatible = "regulator-fixed";
> +		regulator-name = "VCC_3V3_AUD";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +	};
> +
> +	reg_vcc_1v8_audio: 1v8_audio_regulator {
> +		compatible = "regulator-fixed";
> +		regulator-name = "VCC_1V8_AUD";
> +		regulator-min-microvolt = <1800000>;
> +		regulator-max-microvolt = <1800000>;
> +	};
> +
> +	sgtl5000-sound {

Just: sound



Best regards,
Krzysztof




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