2019-06-19 12:32:46

by Fabrice Gasnier

[permalink] [raw]
Subject: [PATCH 4/5] ARM: dts: stm32: add missing vdda-supply to adc on stm32429i-eval

Add missing vdda-supply required by STM32 ADC.

Fixes: 7465d81191a1 ("ARM: dts: stm32: enable ADC on stm32f429i-eval
board")

Signed-off-by: Fabrice Gasnier <[email protected]>
---
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