[1/3] ARM: dts: stm32: Enable VREFBUF on stm32mp157a-dk1
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Message ID 1568385280-2633-2-git-send-email-fabrice.gasnier@st.com
State New
Headers show
Series
  • Add support for ADC on stm32mp157a-dk1
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Commit Message

Fabrice Gasnier Sept. 13, 2019, 2:34 p.m. UTC
Enable VREFBUF as ADC/DAC uses it on stm32mp157a-dk1 board.

Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com>
---
 arch/arm/boot/dts/stm32mp157a-dk1.dts | 7 +++++++
 1 file changed, 7 insertions(+)

Patch
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diff --git a/arch/arm/boot/dts/stm32mp157a-dk1.dts b/arch/arm/boot/dts/stm32mp157a-dk1.dts
index 0615d1c..ebd9f33 100644
--- a/arch/arm/boot/dts/stm32mp157a-dk1.dts
+++ b/arch/arm/boot/dts/stm32mp157a-dk1.dts
@@ -449,3 +449,10 @@ 
 	pinctrl-0 = <&uart4_pins_a>;
 	status = "okay";
 };
+
+&vrefbuf {
+	regulator-min-microvolt = <2500000>;
+	regulator-max-microvolt = <2500000>;
+	vdda-supply = <&vdd>;
+	status = "okay";
+};