[PATCH 0/3] arm64: dts: imx93-9x9-qsb: Add sound card support

[PATCH 0/3] arm64: dts: imx93-9x9-qsb: Add sound card support

[Shengjiu Wang]

Add sound card support:
wm8962 sound card, bt-sco sound card, pdm microphone.

Shengjiu Wang (3):
  arm64: dts: imx93-9x9-qsb: Enable sound-wm8962 sound card
  arm64: dts: imx93-9x9-qsb: add bt-sco sound card support
  arm64: dts: imx93-9x9-qsb: Add PDM microphone sound card support

 .../boot/dts/freescale/imx93-9x9-qsb.dts      | 152 ++++++++++++++++++
 1 file changed, 152 insertions(+)

-- 
2.34.1

[PATCH 1/3] arm64: dts: imx93-9x9-qsb: Enable sound-wm8962 sound card

[Shengjiu Wang]

Add wm8962 sound card which connects to sai3. The connection
of SAI3 and wm8962 is controlled by PCAL6524HEAZ module, add
gpio-hog for it.

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
---
 .../boot/dts/freescale/imx93-9x9-qsb.dts      | 74 +++++++++++++++++++
 1 file changed, 74 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts b/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts
index f8a73612fa05..336333919a74 100644
--- a/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts
+++ b/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts
@@ -61,6 +61,15 @@ vdevbuffer: vdevbuffer@a4020000 {
 
 	};
 
+	reg_audio_pwr: regulator-audio-pwr {
+		compatible = "regulator-fixed";
+		regulator-name = "audio-pwr";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		gpio = <&pcal6524 16 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+	};
+
 	reg_vref_1v8: regulator-adc-vref {
 		compatible = "regulator-fixed";
 		regulator-name = "VREF_1V8";
@@ -88,6 +97,22 @@ reg_usdhc2_vmmc: regulator-usdhc2 {
 		enable-active-high;
 		off-on-delay-us = <12000>;
 	};
+
+	sound-wm8962 {
+		compatible = "fsl,imx-audio-wm8962";
+		model = "wm8962-audio";
+		audio-cpu = <&sai3>;
+		audio-codec = <&wm8962>;
+		hp-det-gpio = <&pcal6524 4 GPIO_ACTIVE_HIGH>;
+		audio-routing =
+			"Headphone Jack", "HPOUTL",
+			"Headphone Jack", "HPOUTR",
+			"Ext Spk", "SPKOUTL",
+			"Ext Spk", "SPKOUTR",
+			"AMIC", "MICBIAS",
+			"IN3R", "AMIC",
+			"IN1R", "AMIC";
+	};
 };
 
 &adc1 {
@@ -136,6 +161,28 @@ &lpi2c1 {
 	pinctrl-0 = <&pinctrl_lpi2c1>;
 	status = "okay";
 
+	wm8962: codec@1a {
+		compatible = "wlf,wm8962";
+		reg = <0x1a>;
+		clocks = <&clk IMX93_CLK_SAI3_GATE>;
+		DCVDD-supply = <&reg_audio_pwr>;
+		DBVDD-supply = <&reg_audio_pwr>;
+		AVDD-supply = <&reg_audio_pwr>;
+		CPVDD-supply = <&reg_audio_pwr>;
+		MICVDD-supply = <&reg_audio_pwr>;
+		PLLVDD-supply = <&reg_audio_pwr>;
+		SPKVDD1-supply = <&reg_audio_pwr>;
+		SPKVDD2-supply = <&reg_audio_pwr>;
+		gpio-cfg = <
+			0x0000 /* 0:Default */
+			0x0000 /* 1:Default */
+			0x0000 /* 2:FN_DMICCLK */
+			0x0000 /* 3:Default */
+			0x0000 /* 4:FN_DMICCDAT */
+			0x0000 /* 5:Default */
+		>;
+	};
+
 	ptn5110: tcpc@50 {
 		compatible = "nxp,ptn5110", "tcpci";
 		reg = <0x50>;
@@ -194,6 +241,12 @@ pcal6524: gpio@22 {
 		interrupts = <26 IRQ_TYPE_LEVEL_LOW>;
 		pinctrl-names = "default";
 		pinctrl-0 = <&pinctrl_pcal6524>;
+
+		exp-sel-hog {
+			gpio-hog;
+			gpios = <22 GPIO_ACTIVE_HIGH>;
+			output-low;
+		};
 	};
 
 	pmic@25 {
@@ -286,6 +339,17 @@ &mu2 {
 	status = "okay";
 };
 
+&sai3 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_sai3>;
+	assigned-clocks = <&clk IMX93_CLK_SAI3>;
+	assigned-clock-parents = <&clk IMX93_CLK_AUDIO_PLL>;
+	assigned-clock-rates = <12288000>;
+	fsl,sai-mclk-direction-output;
+	fsl,sai-synchronous-rx;
+	status = "okay";
+};
+
 &usbotg1 {
 	dr_mode = "otg";
 	hnp-disable;
@@ -443,6 +507,16 @@ MX93_PAD_SD2_RESET_B__GPIO3_IO07	0x31e
 		>;
 	};
 
+	pinctrl_sai3: sai3grp {
+		fsl,pins = <
+			MX93_PAD_GPIO_IO12__SAI3_RX_SYNC		0x31e
+			MX93_PAD_GPIO_IO18__SAI3_RX_BCLK		0x31e
+			MX93_PAD_GPIO_IO17__SAI3_MCLK			0x31e
+			MX93_PAD_GPIO_IO19__SAI3_TX_DATA00		0x31e
+			MX93_PAD_GPIO_IO20__SAI3_RX_DATA00		0x31e
+		>;
+	};
+
 	pinctrl_usdhc2_gpio: usdhc2gpiogrp {
 		fsl,pins = <
 			MX93_PAD_SD2_CD_B__GPIO3_IO00		0x31e
-- 
2.34.1

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

[Shengjiu Wang]

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@nxp.com>
---
 .../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 {
+		#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

[PATCH 3/3] arm64: dts: imx93-9x9-qsb: Add PDM microphone sound card support

[Shengjiu Wang]

Add PDM micphone sound card support, configure the pinmux.

This sound card supports recording sound from PDM microphone
and convert the PDM format data to PCM data.

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
---
 .../boot/dts/freescale/imx93-9x9-qsb.dts      | 35 +++++++++++++++++++
 1 file changed, 35 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts b/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts
index d213a5343803..1340f5462d11 100644
--- a/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts
+++ b/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts
@@ -122,6 +122,18 @@ simple-audio-card,codec {
 		};
 	};
 
+	sound-micfil {
+		compatible = "fsl,imx-audio-card";
+		model = "micfil-audio";
+		pri-dai-link {
+			link-name = "micfil hifi";
+			format = "i2s";
+			cpu {
+				sound-dai = <&micfil>;
+			};
+		};
+	};
+
 	sound-wm8962 {
 		compatible = "fsl,imx-audio-wm8962";
 		model = "wm8962-audio";
@@ -266,6 +278,12 @@ pcal6524: gpio@22 {
 		pinctrl-names = "default";
 		pinctrl-0 = <&pinctrl_pcal6524>;
 
+		mic-can-sel-hog {
+			gpio-hog;
+			gpios = <17 GPIO_ACTIVE_HIGH>;
+			output-low;
+		};
+
 		exp-sel-hog {
 			gpio-hog;
 			gpios = <22 GPIO_ACTIVE_HIGH>;
@@ -355,6 +373,15 @@ &lpuart1 { /* console */
 	status = "okay";
 };
 
+&micfil {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_pdm>;
+	assigned-clocks = <&clk IMX93_CLK_PDM>;
+	assigned-clock-parents = <&clk IMX93_CLK_AUDIO_PLL>;
+	assigned-clock-rates = <49152000>;
+	status = "okay";
+};
+
 &mu1 {
 	status = "okay";
 };
@@ -535,6 +562,14 @@ MX93_PAD_SD1_STROBE__USDHC1_STROBE	0x15fe
 		>;
 	};
 
+	pinctrl_pdm: pdmgrp {
+		fsl,pins = <
+			MX93_PAD_PDM_CLK__PDM_CLK			0x31e
+			MX93_PAD_PDM_BIT_STREAM0__PDM_BIT_STREAM00	0x31e
+			MX93_PAD_PDM_BIT_STREAM1__PDM_BIT_STREAM01	0x31e
+		>;
+	};
+
 	pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp {
 		fsl,pins = <
 			MX93_PAD_SD2_RESET_B__GPIO3_IO07	0x31e
-- 
2.34.1

Re: [PATCH 1/3] arm64: dts: imx93-9x9-qsb: Enable sound-wm8962 sound card

[Frank Li]

On Tue, Sep 10, 2024 at 03:19:30PM +0800, Shengjiu Wang wrote:
> Add wm8962 sound card which connects to sai3. The connection
> of SAI3 and wm8962 is controlled by PCAL6524HEAZ module, add
> gpio-hog for it.
>
> Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
> ---
>  .../boot/dts/freescale/imx93-9x9-qsb.dts      | 74 +++++++++++++++++++
>  1 file changed, 74 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts b/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts
> index f8a73612fa05..336333919a74 100644
> --- a/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts
> +++ b/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts
> @@ -61,6 +61,15 @@ vdevbuffer: vdevbuffer@a4020000 {
>
>  	};
>
> +	reg_audio_pwr: regulator-audio-pwr {
> +		compatible = "regulator-fixed";
> +		regulator-name = "audio-pwr";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		gpio = <&pcal6524 16 GPIO_ACTIVE_HIGH>;
> +		enable-active-high;
> +	};
> +

sort by node name, it should be after regulator-adc-vref.

>  	reg_vref_1v8: regulator-adc-vref {
>  		compatible = "regulator-fixed";
>  		regulator-name = "VREF_1V8";
> @@ -88,6 +97,22 @@ reg_usdhc2_vmmc: regulator-usdhc2 {
>  		enable-active-high;
>  		off-on-delay-us = <12000>;
>  	};
> +
> +	sound-wm8962 {
> +		compatible = "fsl,imx-audio-wm8962";
> +		model = "wm8962-audio";
> +		audio-cpu = <&sai3>;
> +		audio-codec = <&wm8962>;
> +		hp-det-gpio = <&pcal6524 4 GPIO_ACTIVE_HIGH>;
> +		audio-routing =
> +			"Headphone Jack", "HPOUTL",
> +			"Headphone Jack", "HPOUTR",
> +			"Ext Spk", "SPKOUTL",
> +			"Ext Spk", "SPKOUTR",
> +			"AMIC", "MICBIAS",
> +			"IN3R", "AMIC",
> +			"IN1R", "AMIC";
> +	};
>  };
>
>  &adc1 {
> @@ -136,6 +161,28 @@ &lpi2c1 {
>  	pinctrl-0 = <&pinctrl_lpi2c1>;
>  	status = "okay";
>
> +	wm8962: codec@1a {
> +		compatible = "wlf,wm8962";
> +		reg = <0x1a>;
> +		clocks = <&clk IMX93_CLK_SAI3_GATE>;
> +		DCVDD-supply = <&reg_audio_pwr>;
> +		DBVDD-supply = <&reg_audio_pwr>;
> +		AVDD-supply = <&reg_audio_pwr>;
> +		CPVDD-supply = <&reg_audio_pwr>;
> +		MICVDD-supply = <&reg_audio_pwr>;
> +		PLLVDD-supply = <&reg_audio_pwr>;
> +		SPKVDD1-supply = <&reg_audio_pwr>;
> +		SPKVDD2-supply = <&reg_audio_pwr>;
> +		gpio-cfg = <
> +			0x0000 /* 0:Default */
> +			0x0000 /* 1:Default */
> +			0x0000 /* 2:FN_DMICCLK */
> +			0x0000 /* 3:Default */
> +			0x0000 /* 4:FN_DMICCDAT */
> +			0x0000 /* 5:Default */
> +		>;
> +	};
> +
>  	ptn5110: tcpc@50 {
>  		compatible = "nxp,ptn5110", "tcpci";
>  		reg = <0x50>;
> @@ -194,6 +241,12 @@ pcal6524: gpio@22 {
>  		interrupts = <26 IRQ_TYPE_LEVEL_LOW>;
>  		pinctrl-names = "default";
>  		pinctrl-0 = <&pinctrl_pcal6524>;
> +
> +		exp-sel-hog {
> +			gpio-hog;
> +			gpios = <22 GPIO_ACTIVE_HIGH>;
> +			output-low;
> +		};
>  	};
>
>  	pmic@25 {
> @@ -286,6 +339,17 @@ &mu2 {
>  	status = "okay";
>  };
>
> +&sai3 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_sai3>;
> +	assigned-clocks = <&clk IMX93_CLK_SAI3>;
> +	assigned-clock-parents = <&clk IMX93_CLK_AUDIO_PLL>;
> +	assigned-clock-rates = <12288000>;
> +	fsl,sai-mclk-direction-output;
> +	fsl,sai-synchronous-rx;
> +	status = "okay";
> +};
> +
>  &usbotg1 {
>  	dr_mode = "otg";
>  	hnp-disable;
> @@ -443,6 +507,16 @@ MX93_PAD_SD2_RESET_B__GPIO3_IO07	0x31e
>  		>;
>  	};
>
> +	pinctrl_sai3: sai3grp {
> +		fsl,pins = <
> +			MX93_PAD_GPIO_IO12__SAI3_RX_SYNC		0x31e
> +			MX93_PAD_GPIO_IO18__SAI3_RX_BCLK		0x31e
> +			MX93_PAD_GPIO_IO17__SAI3_MCLK			0x31e
> +			MX93_PAD_GPIO_IO19__SAI3_TX_DATA00		0x31e
> +			MX93_PAD_GPIO_IO20__SAI3_RX_DATA00		0x31e
> +		>;
> +	};
> +
>  	pinctrl_usdhc2_gpio: usdhc2gpiogrp {
>  		fsl,pins = <
>  			MX93_PAD_SD2_CD_B__GPIO3_IO00		0x31e
> --
> 2.34.1
>

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@nxp.com>
> ---
>  .../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
>

Re: [PATCH 3/3] arm64: dts: imx93-9x9-qsb: Add PDM microphone sound card support

[Frank Li]

On Tue, Sep 10, 2024 at 03:19:32PM +0800, Shengjiu Wang wrote:
> Add PDM micphone sound card support, configure the pinmux.
>
> This sound card supports recording sound from PDM microphone
> and convert the PDM format data to PCM data.
>
> Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
> ---
>  .../boot/dts/freescale/imx93-9x9-qsb.dts      | 35 +++++++++++++++++++
>  1 file changed, 35 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts b/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts
> index d213a5343803..1340f5462d11 100644
> --- a/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts
> +++ b/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts
> @@ -122,6 +122,18 @@ simple-audio-card,codec {
>  		};
>  	};
>
> +	sound-micfil {
> +		compatible = "fsl,imx-audio-card";
> +		model = "micfil-audio";
> +		pri-dai-link {
> +			link-name = "micfil hifi";
> +			format = "i2s";
> +			cpu {
> +				sound-dai = <&micfil>;
> +			};
> +		};
> +	};
> +
>  	sound-wm8962 {
>  		compatible = "fsl,imx-audio-wm8962";
>  		model = "wm8962-audio";
> @@ -266,6 +278,12 @@ pcal6524: gpio@22 {
>  		pinctrl-names = "default";
>  		pinctrl-0 = <&pinctrl_pcal6524>;
>
> +		mic-can-sel-hog {
> +			gpio-hog;
> +			gpios = <17 GPIO_ACTIVE_HIGH>;
> +			output-low;
> +		};
> +

sort nodename, it should after exp-sel-hog.

>  		exp-sel-hog {
>  			gpio-hog;
>  			gpios = <22 GPIO_ACTIVE_HIGH>;
> @@ -355,6 +373,15 @@ &lpuart1 { /* console */
>  	status = "okay";
>  };
>
> +&micfil {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_pdm>;
> +	assigned-clocks = <&clk IMX93_CLK_PDM>;
> +	assigned-clock-parents = <&clk IMX93_CLK_AUDIO_PLL>;
> +	assigned-clock-rates = <49152000>;
> +	status = "okay";
> +};
> +
>  &mu1 {
>  	status = "okay";
>  };
> @@ -535,6 +562,14 @@ MX93_PAD_SD1_STROBE__USDHC1_STROBE	0x15fe
>  		>;
>  	};
>
> +	pinctrl_pdm: pdmgrp {
> +		fsl,pins = <
> +			MX93_PAD_PDM_CLK__PDM_CLK			0x31e
> +			MX93_PAD_PDM_BIT_STREAM0__PDM_BIT_STREAM00	0x31e
> +			MX93_PAD_PDM_BIT_STREAM1__PDM_BIT_STREAM01	0x31e
> +		>;
> +	};
> +

Does pdmgrp is ordered? look like it should be ahead of USDHC

Frank

>  	pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp {
>  		fsl,pins = <
>  			MX93_PAD_SD2_RESET_B__GPIO3_IO07	0x31e
> --
> 2.34.1
>