Re: [PATCH 1/1] arm64: dts: imx8qm-mek: add audio-codec cs42888 and related nodes

[Frank Li <Frank.li@xxxxxxx>]

On Mon, Oct 28, 2024 at 06:03:18PM -0400, Frank Li wrote:
> Add audio-codec cs42888, enable esai0 and asrc0.
>
> Signed-off-by: Frank Li <Frank.Li@xxxxxxx>
> ---

Shawn:

	Any comments for this patches?

Frank

>  arch/arm64/boot/dts/freescale/imx8qm-mek.dts | 82 ++++++++++++++++++++
>  1 file changed, 82 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
> index e983633a4bb31..31cf02275ca9e 100644
> --- a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
> +++ b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
> @@ -134,6 +134,13 @@ reg_usdhc2_vmmc: usdhc2-vmmc {
>  		enable-active-high;
>  	};
>
> +	reg_audio: regulator-audio {
> +		compatible = "regulator-fixed";
> +		regulator-name = "cs42888_supply";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +	};
> +
>  	reg_fec2_supply: regulator-fec2-nvcc {
>  		compatible = "regulator-fixed";
>  		regulator-name = "fec2_nvcc";
> @@ -223,6 +230,27 @@ simple-audio-card,codec {
>  		};
>  	};
>
> +	sound-cs42888 {
> +		compatible = "fsl,imx-audio-cs42888";
> +		model = "imx-cs42888";
> +		audio-cpu = <&esai0>;
> +		audio-codec = <&cs42888>;
> +		audio-asrc = <&asrc0>;
> +		audio-routing = "Line Out Jack", "AOUT1L",
> +				"Line Out Jack", "AOUT1R",
> +				"Line Out Jack", "AOUT2L",
> +				"Line Out Jack", "AOUT2R",
> +				"Line Out Jack", "AOUT3L",
> +				"Line Out Jack", "AOUT3R",
> +				"Line Out Jack", "AOUT4L",
> +				"Line Out Jack", "AOUT4R",
> +				"AIN1L", "Line In Jack",
> +				"AIN1R", "Line In Jack",
> +				"AIN2L", "Line In Jack",
> +				"AIN2R", "Line In Jack";
> +		status = "okay";
> +	};
> +
>  	sound-wm8960 {
>  		compatible = "fsl,imx-audio-wm8960";
>  		model = "wm8960-audio";
> @@ -301,12 +329,45 @@ pca6416: gpio@20 {
>  		gpio-controller;
>  		#gpio-cells = <2>;
>  	};
> +
> +	cs42888: audio-codec@48 {
> +		compatible = "cirrus,cs42888";
> +		reg = <0x48>;
> +		clocks = <&mclkout0_lpcg IMX_LPCG_CLK_0>;
> +		clock-names = "mclk";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_cs42888_reset>;
> +		VA-supply = <&reg_audio>;
> +		VD-supply = <&reg_audio>;
> +		VLS-supply = <&reg_audio>;
> +		VLC-supply = <&reg_audio>;
> +		reset-gpios = <&lsio_gpio4 25 GPIO_ACTIVE_LOW>;
> +		assigned-clocks = <&clk IMX_SC_R_AUDIO_PLL_0 IMX_SC_PM_CLK_PLL>,
> +				  <&clk IMX_SC_R_AUDIO_PLL_0 IMX_SC_PM_CLK_SLV_BUS>,
> +				  <&clk IMX_SC_R_AUDIO_PLL_0 IMX_SC_PM_CLK_MST_BUS>,
> +				  <&mclkout0_lpcg IMX_LPCG_CLK_0>;
> +		assigned-clock-rates = <786432000>, <49152000>, <12288000>, <12288000>;
> +		status = "okay";
> +	};
>  };
>
>  &cm41_intmux {
>  	status = "okay";
>  };
>
> +&esai0 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_esai0>;
> +	assigned-clocks = <&acm IMX_ADMA_ACM_ESAI0_MCLK_SEL>,
> +			  <&clk IMX_SC_R_AUDIO_PLL_0 IMX_SC_PM_CLK_PLL>,
> +			  <&clk IMX_SC_R_AUDIO_PLL_0 IMX_SC_PM_CLK_SLV_BUS>,
> +			  <&clk IMX_SC_R_AUDIO_PLL_0 IMX_SC_PM_CLK_MST_BUS>,
> +			  <&esai0_lpcg IMX_LPCG_CLK_4>;
> +	assigned-clock-parents = <&aud_pll_div0_lpcg IMX_LPCG_CLK_0>;
> +	assigned-clock-rates = <0>, <786432000>, <49152000>, <12288000>, <49152000>;
> +	status = "okay";
> +};
> +
>  &hsio_phy {
>  	fsl,hsio-cfg = "pciea-pcieb-sata";
>  	fsl,refclk-pad-mode = "input";
> @@ -691,6 +752,12 @@ IMX8QM_SCU_GPIO0_03_LSIO_GPIO0_IO31			0x0600004c
>  		>;
>  	};
>
> +	pinctrl_cs42888_reset: cs42888_resetgrp {
> +		fsl,pins = <
> +			IMX8QM_QSPI1A_DATA1_LSIO_GPIO4_IO25			0x0600004c
> +		>;
> +	};
> +
>  	pinctrl_i2c0: i2c0grp {
>  		fsl,pins = <
>  			IMX8QM_HDMI_TX0_TS_SCL_DMA_I2C0_SCL			0x06000021
> @@ -725,6 +792,21 @@ IMX8QM_M41_I2C0_SCL_M41_I2C0_SCL			0x0600004c
>  		>;
>  	};
>
> +	pinctrl_esai0: esai0grp {
> +		fsl,pins = <
> +			IMX8QM_ESAI0_FSR_AUD_ESAI0_FSR				0xc6000040
> +			IMX8QM_ESAI0_FST_AUD_ESAI0_FST				0xc6000040
> +			IMX8QM_ESAI0_SCKR_AUD_ESAI0_SCKR			0xc6000040
> +			IMX8QM_ESAI0_SCKT_AUD_ESAI0_SCKT			0xc6000040
> +			IMX8QM_ESAI0_TX0_AUD_ESAI0_TX0				0xc6000040
> +			IMX8QM_ESAI0_TX1_AUD_ESAI0_TX1				0xc6000040
> +			IMX8QM_ESAI0_TX2_RX3_AUD_ESAI0_TX2_RX3			0xc6000040
> +			IMX8QM_ESAI0_TX3_RX2_AUD_ESAI0_TX3_RX2			0xc6000040
> +			IMX8QM_ESAI0_TX4_RX1_AUD_ESAI0_TX4_RX1			0xc6000040
> +			IMX8QM_ESAI0_TX5_RX0_AUD_ESAI0_TX5_RX0			0xc6000040
> +		>;
> +	};
> +
>  	pinctrl_fec1: fec1grp {
>  		fsl,pins = <
>  			IMX8QM_ENET0_MDC_CONN_ENET0_MDC				0x06000020
> --
> 2.34.1
>