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arm64: dts: imx8mp: Add analog audio output on i.MX8MP EVK

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Enable SAI3 on i.MX8MP EVK, add WM8960 codec binding and regulator.
This is all that is needed to get analog audio output operational
on i.MX8MP EVK.

Acked-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Reviewed-by: Marco Felsch <m.felsch@pengutronix.de>
Signed-off-by: Marek Vasut <marex@denx.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Marek Vasut 2023-05-08 13:42:36 +02:00 committed by Shawn Guo
parent b86c3afabb
commit 9b4176ae2f
1 changed files with 80 additions and 0 deletions
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80
arch/arm64/boot/dts/freescale/imx8mp-evk.dts
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@ -40,6 +40,17 @@
clock-frequency = <100000000>;
};
reg_audio_pwr: regulator-audio-pwr {
compatible = "regulator-fixed";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_audio_pwr_reg>;
regulator-name = "audio-pwr";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&gpio4 29 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
reg_can1_stby: regulator-can1-stby {
compatible = "regulator-fixed";
regulator-name = "can1-stby";
@ -83,6 +94,37 @@
gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
sound {
compatible = "simple-audio-card";
simple-audio-card,name = "wm8960-audio";
simple-audio-card,format = "i2s";
simple-audio-card,frame-master = <&cpudai>;
simple-audio-card,bitclock-master = <&cpudai>;
simple-audio-card,widgets =
"Headphone", "Headphone Jack",
"Speaker", "External Speaker",
"Microphone", "Mic Jack";
simple-audio-card,routing =
"Headphone Jack", "HP_L",
"Headphone Jack", "HP_R",
"External Speaker", "SPK_LP",
"External Speaker", "SPK_LN",
"External Speaker", "SPK_RP",
"External Speaker", "SPK_RN",
"LINPUT1", "Mic Jack",
"LINPUT3", "Mic Jack",
"Mic Jack", "MICB";
cpudai: simple-audio-card,cpu {
sound-dai = <&sai3>;
};
simple-audio-card,codec {
sound-dai = <&wm8960>;
};
};
};
&flexspi {
@ -344,6 +386,18 @@
pinctrl-0 = <&pinctrl_i2c3>;
status = "okay";
wm8960: codec@1a {
compatible = "wlf,wm8960";
reg = <0x1a>;
#sound-dai-cells = <0>;
clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI3_MCLK1>;
clock-names = "mclk";
wlf,shared-lrclk;
wlf,hp-cfg = <3 2 3>;
wlf,gpio-cfg = <1 3>;
SPKVDD1-supply = <&reg_audio_pwr>;
};
pca6416: gpio@20 {
compatible = "ti,tca6416";
reg = <0x20>;
@ -422,6 +476,16 @@
status = "okay";
};
&sai3 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_sai3>;
assigned-clocks = <&clk IMX8MP_CLK_SAI3>;
assigned-clock-parents = <&clk IMX8MP_AUDIO_PLL1_OUT>;
assigned-clock-rates = <12288000>;
fsl,sai-mclk-direction-output;
status = "okay";
};
&snvs_pwrkey {
status = "okay";
};
@ -499,6 +563,12 @@
};
&iomuxc {
pinctrl_audio_pwr_reg: audiopwrreggrp {
fsl,pins = <
MX8MP_IOMUXC_SAI3_RXC__GPIO4_IO29 0xd6
>;
};
pinctrl_eqos: eqosgrp {
fsl,pins = <
MX8MP_IOMUXC_ENET_MDC__ENET_QOS_MDC 0x2
@ -668,6 +738,16 @@
>;
};
pinctrl_sai3: sai3grp {
fsl,pins = <
MX8MP_IOMUXC_SAI3_TXFS__AUDIOMIX_SAI3_TX_SYNC 0xd6
MX8MP_IOMUXC_SAI3_TXC__AUDIOMIX_SAI3_TX_BCLK 0xd6
MX8MP_IOMUXC_SAI3_RXD__AUDIOMIX_SAI3_RX_DATA00 0xd6
MX8MP_IOMUXC_SAI3_TXD__AUDIOMIX_SAI3_TX_DATA00 0xd6
MX8MP_IOMUXC_SAI3_MCLK__AUDIOMIX_SAI3_MCLK 0xd6
>;
};
pinctrl_uart2: uart2grp {
fsl,pins = <
MX8MP_IOMUXC_UART2_RXD__UART2_DCE_RX 0x140