Add A(CP, DB, DC, MIC)VDD-supply for wm8904 to fix below warning: arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28-var3-ads2.dtb: audio-codec@1a: 'AVDD-supply' is a required property Signed-off-by: Frank Li <Frank.Li@xxxxxxx> --- .../dts/freescale/fsl-ls1028a-kontron-sl28-var3-ads2.dts | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28-var3-ads2.dts b/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28-var3-ads2.dts index 195bdbafdf7c9..d9fac647f4327 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28-var3-ads2.dts +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28-var3-ads2.dts @@ -26,6 +26,13 @@ pwm-fan { cooling-levels = <1 128 192 255>; }; + reg_3p3v: regulator-3p3v { + compatible = "regulator-fixed"; + regulator-name = "3P3V"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + sound { #address-cells = <1>; #size-cells = <0>; @@ -107,6 +114,11 @@ wm8904: audio-codec@1a { clock-names = "mclk"; assigned-clocks = <&mclk>; assigned-clock-rates = <1250000>; + AVDD-supply = <®_3p3v>; + CPVDD-supply = <®_3p3v>; + DBVDD-supply = <®_3p3v>; + DCVDD-supply = <®_3p3v>; + MICVDD-supply = <®_3p3v>; }; }; -- 2.34.1