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MLK-19118-4: ARM: dts: add supply for audio codec on audio board

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There is a change in imx8mm evk revb board, which is to add a i2c
control for power enablement of audio board, that software can
control the power of audio board, which can resolve the issue that
with audio board the cpu board can't reboot issue.

In this patch add power supply for each AK series codecs

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
(cherry picked from commit 1d3d7e6d6ecd0ab62fb9bb568a5afeb2fbeda1ca)
This commit is contained in:
Shengjiu Wang
2018-08-02 19:55:04 +08:00
committed by Jason Liu
parent b2fa3dd77c
commit e26f8fc2fd
1 changed files with 21 additions and 3 deletions
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24
arch/arm64/boot/dts/freescale/fsl-imx8mm-evk.dts
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@ -69,6 +69,16 @@
gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
reg_audio_board: regulator-audio-board {
compatible = "regulator-fixed";
regulator-name = "EXT_PWREN";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
enable-active-high;
startup-delay-us = <300000>;
gpio = <&pca6416 1 GPIO_ACTIVE_HIGH>;
};
};
wm8524: wm8524 {
@ -93,7 +103,7 @@
model = "ak4458-audio";
audio-cpu = <&sai1>;
audio-codec = <&ak4458_1>, <&ak4458_2>;
ak4458,pdn-gpio = <&pca6416 2 GPIO_ACTIVE_HIGH>;
ak4458,pdn-gpio = <&pca6416 4 GPIO_ACTIVE_HIGH>;
};
sound-ak5558 {
@ -729,23 +739,31 @@
ak4458_1: ak4458@10 {
compatible = "asahi-kasei,ak4458";
reg = <0x10>;
AVDD-supply = <&reg_audio_board>;
DVDD-supply = <&reg_audio_board>;
};
ak4458_2: ak4458@12 {
compatible = "asahi-kasei,ak4458";
reg = <0x12>;
AVDD-supply = <&reg_audio_board>;
DVDD-supply = <&reg_audio_board>;
};
ak5558: ak5558@13 {
compatible = "asahi-kasei,ak5558";
reg = <0x13>;
ak5558,pdn-gpio = <&pca6416 1 GPIO_ACTIVE_HIGH>;
ak5558,pdn-gpio = <&pca6416 3 GPIO_ACTIVE_HIGH>;
AVDD-supply = <&reg_audio_board>;
DVDD-supply = <&reg_audio_board>;
};
ak4497: ak4497@11 {
compatible = "asahi-kasei,ak4497";
reg = <0x11>;
ak4497,pdn-gpio = <&pca6416 3 GPIO_ACTIVE_HIGH>;
ak4497,pdn-gpio = <&pca6416 5 GPIO_ACTIVE_HIGH>;
AVDD-supply = <&reg_audio_board>;
DVDD-supply = <&reg_audio_board>;
};
ov5640_mipi: ov5640_mipi@3c {