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ARM: dts: stm32: add PWR regulators support on stm32mp157 

This patch adds support of STM32 PWR regulators on
stm32mp157c. This replace dummy fixed regulators on
stm32mp157c-ed1 and stm32mp157c-dk2.

Signed-off-by: Pascal Paillet <p.paillet@st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
This commit is contained in:
Pascal Paillet 2019-10-11 16:05:30 +02:00 committed by Alexandre Torgue
parent b81c8c3b8e
commit 111ef3fddd
5 changed files with 38 additions and 24 deletions
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5
arch/arm/boot/dts/stm32mp157a-avenger96.dts
View File

@ -282,6 +282,11 @@
status = "okay";
};
&pwr_regulators {
vdd-supply = <&vdd>;
vdd_3v3_usbfs-supply = <&vdd_usb>;
};
&rng1 {
status = "okay";
};

5
arch/arm/boot/dts/stm32mp157a-dk1.dts
View File

@ -432,6 +432,11 @@
status = "okay";
};
&pwr_regulators {
vdd-supply = <&vdd>;
vdd_3v3_usbfs-supply = <&vdd_usb>;
};
&rng1 {
status = "okay";
};

8
arch/arm/boot/dts/stm32mp157c-dk2.dts
View File

@ -11,14 +11,6 @@
/ {
model = "STMicroelectronics STM32MP157C-DK2 Discovery Board";
compatible = "st,stm32mp157c-dk2", "st,stm32mp157";
reg18: reg18 {
compatible = "regulator-fixed";
regulator-name = "reg18";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};
};
&dsi {

21
arch/arm/boot/dts/stm32mp157c-ed1.dts
View File

@ -74,22 +74,6 @@
serial0 = &uart4;
};
reg11: reg11 {
compatible = "regulator-fixed";
regulator-name = "reg11";
regulator-min-microvolt = <1100000>;
regulator-max-microvolt = <1100000>;
regulator-always-on;
};
reg18: reg18 {
compatible = "regulator-fixed";
regulator-name = "reg18";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};
sd_switch: regulator-sd_switch {
compatible = "regulator-gpio";
regulator-name = "sd_switch";
@ -293,6 +277,11 @@
status = "okay";
};
&pwr_regulators {
vdd-supply = <&vdd>;
vdd_3v3_usbfs-supply = <&vdd_usb>;
};
&rng1 {
status = "okay";
};

23
arch/arm/boot/dts/stm32mp157c.dtsi
View File

@ -1079,6 +1079,29 @@
#reset-cells = <1>;
};
pwr_regulators: pwr@50001000 {
compatible = "st,stm32mp1,pwr-reg";
reg = <0x50001000 0x10>;
reg11: reg11 {
regulator-name = "reg11";
regulator-min-microvolt = <1100000>;
regulator-max-microvolt = <1100000>;
};
reg18: reg18 {
regulator-name = "reg18";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
usb33: usb33 {
regulator-name = "usb33";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
};
exti: interrupt-controller@5000d000 {
compatible = "st,stm32mp1-exti", "syscon";
interrupt-controller;