Re: [PATCH 2/3] arm64: dts: imx93-9x9-qsb: add bt-sco sound card support

[Frank Li]

On Tue, Sep 10, 2024 at 03:19:31PM +0800, Shengjiu Wang wrote:
> Add bt-sco sound card, which is used by BT HFP case.
> It supports wb profile as default
>
> Signed-off-by: Shengjiu Wang <shengjiu.wang@xxxxxxx>
> ---
>  .../boot/dts/freescale/imx93-9x9-qsb.dts      | 43 +++++++++++++++++++
>  1 file changed, 43 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts b/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts
> index 336333919a74..d213a5343803 100644
> --- a/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts
> +++ b/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts
> @@ -98,6 +98,30 @@ reg_usdhc2_vmmc: regulator-usdhc2 {
>  		off-on-delay-us = <12000>;
>  	};
>
> +	bt_sco_codec: bt_sco_codec {

nodename use -
order node name.

Frank
> +		#sound-dai-cells = <1>;
> +		compatible = "linux,bt-sco";
> +	};
> +
> +	sound-bt-sco {
> +		compatible = "simple-audio-card";
> +		simple-audio-card,name = "bt-sco-audio";
> +		simple-audio-card,format = "dsp_a";
> +		simple-audio-card,bitclock-inversion;
> +		simple-audio-card,frame-master = <&btcpu>;
> +		simple-audio-card,bitclock-master = <&btcpu>;
> +
> +		btcpu: simple-audio-card,cpu {
> +			sound-dai = <&sai1>;
> +			dai-tdm-slot-num = <2>;
> +			dai-tdm-slot-width = <16>;
> +		};
> +
> +		simple-audio-card,codec {
> +			sound-dai = <&bt_sco_codec 1>;
> +		};
> +	};
> +
>  	sound-wm8962 {
>  		compatible = "fsl,imx-audio-wm8962";
>  		model = "wm8962-audio";
> @@ -339,6 +363,16 @@ &mu2 {
>  	status = "okay";
>  };
>
> +&sai1 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_sai1>;
> +	assigned-clocks = <&clk IMX93_CLK_SAI1>;
> +	assigned-clock-parents = <&clk IMX93_CLK_AUDIO_PLL>;
> +	assigned-clock-rates = <12288000>;
> +	fsl,sai-mclk-direction-output;
> +	status = "okay";
> +};
> +
>  &sai3 {
>  	pinctrl-names = "default";
>  	pinctrl-0 = <&pinctrl_sai3>;
> @@ -507,6 +541,15 @@ MX93_PAD_SD2_RESET_B__GPIO3_IO07	0x31e
>  		>;
>  	};
>
> +	pinctrl_sai1: sai1grp {
> +		fsl,pins = <
> +			MX93_PAD_SAI1_TXC__SAI1_TX_BCLK			0x31e
> +			MX93_PAD_SAI1_TXFS__SAI1_TX_SYNC		0x31e
> +			MX93_PAD_SAI1_TXD0__SAI1_TX_DATA00		0x31e
> +			MX93_PAD_SAI1_RXD0__SAI1_RX_DATA00		0x31e
> +		>;
> +	};
> +
>  	pinctrl_sai3: sai3grp {
>  		fsl,pins = <
>  			MX93_PAD_GPIO_IO12__SAI3_RX_SYNC		0x31e
> --
> 2.34.1
>