Add missing vdda-supply required by STM32 ADC. Fixes: 7465d81191a1 ("ARM: dts: stm32: enable ADC on stm32f429i-eval board") Signed-off-by: Fabrice Gasnier <fabrice.gasnier@xxxxxx> --- arch/arm/boot/dts/stm32429i-eval.dts | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/arm/boot/dts/stm32429i-eval.dts b/arch/arm/boot/dts/stm32429i-eval.dts index d79f58f..ba08624 100644 --- a/arch/arm/boot/dts/stm32429i-eval.dts +++ b/arch/arm/boot/dts/stm32429i-eval.dts @@ -81,6 +81,12 @@ dma-ranges = <0xc0000000 0x0 0x10000000>; }; + vdda: regulator-vdda { + compatible = "regulator-fixed"; + regulator-name = "vdda"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; vref: regulator-vref { compatible = "regulator-fixed"; @@ -151,6 +157,7 @@ &adc { pinctrl-names = "default"; pinctrl-0 = <&adc3_in8_pin>; + vdda-supply = <&vdda>; vref-supply = <&vref>; status = "okay"; adc3: adc@200 { -- 2.7.4