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

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Message-ID: <1560947398-11592-5-git-send-email-fabrice.gasnier@st.com>
Date:   Wed, 19 Jun 2019 14:29:57 +0200
From:   Fabrice Gasnier <fabrice.gasnier@...com>
To:     <jic23@...nel.org>, <robh+dt@...nel.org>, <alexandre.torgue@...com>
CC:     <mark.rutland@....com>, <mcoquelin.stm32@...il.com>,
        <lars@...afoo.de>, <knaack.h@....de>, <pmeerw@...erw.net>,
        <fabrice.gasnier@...com>, <linux-iio@...r.kernel.org>,
        <devicetree@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
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 <fabrice.gasnier@...com>
---
 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