From 439819dd4d471389d050d5ce5c829d8c49fadbc3 Mon Sep 17 00:00:00 2001 From: Fabrice Gasnier Date: Fri, 13 Sep 2019 16:34:38 +0200 Subject: [PATCH] ARM: dts: stm32: Enable VREFBUF on stm32mp157a-dk1 Enable VREFBUF as ADC/DAC uses it on stm32mp157a-dk1 board. Signed-off-by: Fabrice Gasnier Signed-off-by: Alexandre Torgue --- arch/arm/boot/dts/stm32mp157a-dk1.dts | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/arm/boot/dts/stm32mp157a-dk1.dts b/arch/arm/boot/dts/stm32mp157a-dk1.dts index b28d75434b63..2bce894b7a4e 100644 --- a/arch/arm/boot/dts/stm32mp157a-dk1.dts +++ b/arch/arm/boot/dts/stm32mp157a-dk1.dts @@ -449,3 +449,10 @@ &uart4 { pinctrl-0 = <&uart4_pins_a>; status = "okay"; }; + +&vrefbuf { + regulator-min-microvolt = <2500000>; + regulator-max-microvolt = <2500000>; + vdda-supply = <&vdd>; + status = "okay"; +}; -- 2.45.2