ARM: dts: stm32: add vrefbuf to stm32h743

Add STM32H743 VREFBUF (Voltage Reference Buffer) definition.

Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>

diff --git a/arch/arm/boot/dts/stm32h743.dtsi b/arch/arm/boot/dts/stm32h743.dtsi
index 58ec227..a744136 100644 (file)
--- a/arch/arm/boot/dts/stm32h743.dtsi
+++ b/arch/arm/boot/dts/stm32h743.dtsi
@@ -172,6 +172,15 @@
                        };
                };
 
+               vrefbuf: regulator@58003C00 {
+                       compatible = "st,stm32-vrefbuf";
+                       reg = <0x58003C00 0x8>;
+                       clocks = <&timer_clk>;
+                       regulator-min-microvolt = <1500000>;
+                       regulator-max-microvolt = <2500000>;
+                       status = "disabled";
+               };
+
                adc_3: adc@58026000 {
                        compatible = "st,stm32h7-adc-core";
                        reg = <0x58026000 0x400>;