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ARM: dts: stm32mp157: Add vrefbuf DT node
author
Patrice Chotard
<patrice.chotard@st.com>
Thu, 26 Apr 2018 15:00:49 +0000
(17:00 +0200)
committer
Tom Rini
<trini@konsulko.com>
Tue, 8 May 2018 13:07:40 +0000
(09:07 -0400)
Add vrefbuf device tree node. This allows to get
a voltage reference for ADCs.
Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
arch/arm/dts/stm32mp157.dtsi
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diff --git
a/arch/arm/dts/stm32mp157.dtsi
b/arch/arm/dts/stm32mp157.dtsi
index
a798144
..
2b89416
100644
(file)
--- a/
arch/arm/dts/stm32mp157.dtsi
+++ b/
arch/arm/dts/stm32mp157.dtsi
@@
-156,6
+156,15
@@
};
};
+ vrefbuf: vrefbuf@50025000 {
+ compatible = "st,stm32-vrefbuf";
+ reg = <0x50025000 0x8>;
+ regulator-min-microvolt = <1500000>;
+ regulator-max-microvolt = <2500000>;
+ clocks = <&rcc_clk VREF>;
+ status = "disabled";
+ };
+
pinctrl: pin-controller {
compatible = "st,stm32mp157-pinctrl";
#address-cells = <1>;