[PATCH 2/3] arm64: dts: imx8mn-evk: Add sound-wm8524 card nodes

From: Shengjiu Wang
Date: Mon Dec 07 2020 - 04:21:18 EST


Add sound-wm8524 card nodes which are supported on imx8mn-evk board.

Signed-off-by: Shengjiu Wang <shengjiu.wang@xxxxxxx>
---
arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi | 51 +++++++++++++++++++
1 file changed, 51 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi b/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
index 76d042a4cf09..1d2c399eabea 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
@@ -46,6 +46,32 @@ ir-receiver {
pinctrl-0 = <&pinctrl_ir>;
linux,autosuspend-period = <125>;
};
+
+ wm8524: audio-codec {
+ #sound-dai-cells = <0>;
+ compatible = "wlf,wm8524";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_gpio_wlf>;
+ wlf,mute-gpios = <&gpio5 21 GPIO_ACTIVE_LOW>;
+ clocks = <&clk IMX8MN_CLK_SAI3_ROOT>;
+ clock-names = "mclk";
+ };
+
+ sound-wm8524 {
+ compatible = "fsl,imx-audio-wm8524";
+ model = "wm8524-audio";
+ audio-cpu = <&sai3>;
+ audio-codec = <&wm8524>;
+ audio-asrc = <&easrc>;
+ audio-routing =
+ "Line Out Jack", "LINEVOUTL",
+ "Line Out Jack", "LINEVOUTR";
+ };
+};
+
+&easrc {
+ fsl,asrc-rate = <48000>;
+ status = "okay";
};

&fec1 {
@@ -124,6 +150,16 @@ pca6416: gpio@20 {
};
};

+&sai3 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_sai3>;
+ assigned-clocks = <&clk IMX8MN_CLK_SAI3>;
+ assigned-clock-parents = <&clk IMX8MN_AUDIO_PLL1_OUT>;
+ assigned-clock-rates = <24576000>;
+ fsl,sai-mclk-direction-output;
+ status = "okay";
+};
+
&snvs_pwrkey {
status = "okay";
};
@@ -210,6 +246,12 @@ MX8MN_IOMUXC_NAND_READY_B_GPIO3_IO16 0x19
>;
};

+ pinctrl_gpio_wlf: gpiowlfgrp {
+ fsl,pins = <
+ MX8MN_IOMUXC_I2C4_SDA_GPIO5_IO21 0xd6
+ >;
+ };
+
pinctrl_ir: irgrp {
fsl,pins = <
MX8MN_IOMUXC_GPIO1_IO13_GPIO1_IO13 0x4f
@@ -249,6 +291,15 @@ MX8MN_IOMUXC_SD2_RESET_B_GPIO2_IO19 0x41
>;
};

+ pinctrl_sai3: sai3grp {
+ fsl,pins = <
+ MX8MN_IOMUXC_SAI3_TXFS_SAI3_TX_SYNC 0xd6
+ MX8MN_IOMUXC_SAI3_TXC_SAI3_TX_BCLK 0xd6
+ MX8MN_IOMUXC_SAI3_MCLK_SAI3_MCLK 0xd6
+ MX8MN_IOMUXC_SAI3_TXD_SAI3_TX_DATA0 0xd6
+ >;
+ };
+
pinctrl_typec1: typec1grp {
fsl,pins = <
MX8MN_IOMUXC_SD1_STROBE_GPIO2_IO11 0x159
--
2.27.0