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ARM: dts: stm32: Add vrefbuf support to stm32mp157c 

stm32mp157c has vrefbuf regulator that can provide analog reference
voltage from 1500mV to 2500mV.

Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
This commit is contained in:
Fabrice Gasnier 2018-04-18 09:47:00 +02:00 committed by Alexandre Torgue
parent 6869687fb2
commit 9f790afbdd
1 changed files with 9 additions and 0 deletions
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arch/arm/boot/dts/stm32mp157c.dtsi
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@ -450,6 +450,15 @@ rcc: rcc@50000000 {
#reset-cells = <1>;
};
vrefbuf: vrefbuf@50025000 {
compatible = "st,stm32-vrefbuf";
reg = <0x50025000 0x8>;
regulator-min-microvolt = <1500000>;
regulator-max-microvolt = <2500000>;
clocks = <&rcc VREF>;
status = "disabled";
};
usart1: serial@5c000000 {
compatible = "st,stm32h7-uart";
reg = <0x5c000000 0x400>;