[PATCH v3 0/3] arm64: dts: imx93-9x9-qsb: Add sound card support

[PATCH v3 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.

changes in v3:
- use audio-codec as node name

changes in v2:
- sort by node name

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      | 154 ++++++++++++++++++
 1 file changed, 154 insertions(+)

-- 
2.34.1

[PATCH v3 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>
Reviewed-by: Frank Li <Frank.Li@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..5cb85a83d2ef 100644
--- a/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts
+++ b/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts
@@ -68,6 +68,15 @@ reg_vref_1v8: regulator-adc-vref {
 		regulator-max-microvolt = <1800000>;
 	};
 
+	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_rpi_3v3: regulator-rpi {
 		compatible = "regulator-fixed";
 		regulator-name = "VDD_RPI_3V3";
@@ -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: audio-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 v3 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>
Reviewed-by: Frank Li <Frank.Li@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 5cb85a83d2ef..eb872014c11d 100644
--- a/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts
+++ b/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts
@@ -12,6 +12,11 @@ / {
 	model = "NXP i.MX93 9x9 Quick Start Board";
 	compatible = "fsl,imx93-9x9-qsb", "fsl,imx93";
 
+	bt_sco_codec: bt-sco-codec {
+		#sound-dai-cells = <1>;
+		compatible = "linux,bt-sco";
+	};
+
 	chosen {
 		stdout-path = &lpuart1;
 	};
@@ -98,6 +103,25 @@ reg_usdhc2_vmmc: regulator-usdhc2 {
 		off-on-delay-us = <12000>;
 	};
 
+	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 v3 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>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
---
 .../boot/dts/freescale/imx93-9x9-qsb.dts      | 37 +++++++++++++++++++
 1 file changed, 37 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts b/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts
index eb872014c11d..10f931e334e2 100644
--- a/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts
+++ b/arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts
@@ -122,6 +122,20 @@ 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";
@@ -271,6 +285,12 @@ exp-sel-hog {
 			gpios = <22 GPIO_ACTIVE_HIGH>;
 			output-low;
 		};
+
+		mic-can-sel-hog {
+			gpio-hog;
+			gpios = <17 GPIO_ACTIVE_HIGH>;
+			output-low;
+		};
 	};
 
 	pmic@25 {
@@ -355,6 +375,15 @@ &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";
 };
@@ -468,6 +497,14 @@ MX93_PAD_CCM_CLKO1__GPIO3_IO26		0x31e
 		>;
 	};
 
+	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_uart1: uart1grp {
 		fsl,pins = <
 			MX93_PAD_UART1_RXD__LPUART1_RX		0x31e
-- 
2.34.1

Re: [PATCH v3 0/3] arm64: dts: imx93-9x9-qsb: Add sound card support

[Shawn Guo]

On Wed, Oct 16, 2024 at 04:49:14PM +0800, Shengjiu Wang wrote:
> 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

Applied all, thanks!