WM8960 has the following power supplies: - AVDD - DBVDD - DCVDD - SPKVDD1 - SPKVDD2 Add new audio regulators to reflect the schematic and complete missed power supplies. Signed-off-by: Chancel Liu <chancel.liu@xxxxxxx> --- arch/arm/boot/dts/nxp/imx/imx7d-sdb.dts | 32 +++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/arch/arm/boot/dts/nxp/imx/imx7d-sdb.dts b/arch/arm/boot/dts/nxp/imx/imx7d-sdb.dts index 6cde84636900..17236f90ab33 100644 --- a/arch/arm/boot/dts/nxp/imx/imx7d-sdb.dts +++ b/arch/arm/boot/dts/nxp/imx/imx7d-sdb.dts @@ -143,6 +143,33 @@ reg_fec2_3v3: regulator-fec2-3v3 { gpio = <&gpio1 4 GPIO_ACTIVE_LOW>; }; + reg_audio_5v: regulator-audio-pwr { + compatible = "regulator-fixed"; + regulator-name = "audio-5v"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-always-on; + regulator-boot-on; + }; + + reg_audio_3v3: regulator-audio-3v3 { + compatible = "regulator-fixed"; + regulator-name = "audio-3v3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + regulator-boot-on; + }; + + reg_audio_1v8: regulator-audio-1v8 { + compatible = "regulator-fixed"; + regulator-name = "audio-1v8"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + regulator-boot-on; + }; + backlight: backlight { compatible = "pwm-backlight"; pwms = <&pwm1 0 5000000 0>; @@ -406,6 +433,11 @@ codec: wm8960@1a { <&clks IMX7D_AUDIO_MCLK_ROOT_DIV>; assigned-clock-parents = <&clks IMX7D_PLL_AUDIO_POST_DIV>; assigned-clock-rates = <0>, <884736000>, <12288000>; + AVDD-supply = <®_audio_3v3>; + DBVDD-supply = <®_audio_1v8>; + DCVDD-supply = <®_audio_1v8>; + SPKVDD1-supply = <®_audio_5v>; + SPKVDD2-supply = <®_audio_5v>; }; }; -- 2.47.1