[PATCH v2 1/3] arm64: dts: imx93-9x9-qsb: Enable sound-wm8962 sound card

Shengjiu Wang
2024-09-12T02:23:50Z

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..10f3366b8253 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: 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