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Subject[PATCH 09/10] ARM: dts: stm32f429: enable adc on eval board
Date
Enable analog to digital converter on stm32f429i-eval board.

Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com>
---
arch/arm/boot/dts/stm32429i-eval.dts | 30 ++++++++++++++++++++++++++++++
1 file changed, 30 insertions(+)

diff --git a/arch/arm/boot/dts/stm32429i-eval.dts b/arch/arm/boot/dts/stm32429i-eval.dts
index 6bfc595..0e8c900 100644
--- a/arch/arm/boot/dts/stm32429i-eval.dts
+++ b/arch/arm/boot/dts/stm32429i-eval.dts
@@ -65,6 +65,20 @@
serial0 = &usart1;
};

+ regulators {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ reg_vref: regulator@0 {
+ compatible = "regulator-fixed";
+ reg = <0>;
+ regulator-name = "vref";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ };
+ };
+
leds {
compatible = "gpio-leds";
green {
@@ -123,3 +137,19 @@
pinctrl-names = "default";
status = "okay";
};
+
+&adc {
+ pinctrl-names = "default";
+ pinctrl-0 = <&adc3_in8_pin>;
+ vref-supply = <&reg_vref>;
+ status = "okay";
+ adc3: adc3-slave@200 {
+ st,adc-channels = <8>;
+ status = "okay";
+ };
+
+ jadc3: adc3-injected@200 {
+ st,adc-channels = <8>;
+ status = "okay";
+ };
+};
--
1.9.1
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