ARM: dts: stm32mp157: Add vrefbuf DT node
Add vrefbuf device tree node. This allows to get
a voltage reference for ADCs.
Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
diff --git a/arch/arm/dts/stm32mp157.dtsi b/arch/arm/dts/stm32mp157.dtsi
index a798144..2b89416 100644
--- 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>;