ARM: dts: stm32: add PWR regulators support on stm32mp131

This patch adds STM32 PWR regulators DT support on stm32mp131.
This requires TFA to clear RCC_SECCFGR, is disabled by default
and can only be enabled on board DT level.

Signed-off-by: Marek Vasut <marex@denx.de>
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>

diff --git a/arch/arm/boot/dts/st/stm32mp131.dtsi b/arch/arm/boot/dts/st/stm32mp131.dtsi
index fa32f15dbdd28e36d951532aa84801dbb501cf36..ecfa120827ba012f275a8ccc9bd512961c8e7359 100644 (file)
--- a/arch/arm/boot/dts/st/stm32mp131.dtsi
+++ b/arch/arm/boot/dts/st/stm32mp131.dtsi
@@ -758,6 +758,30 @@
                                 <&scmi_clk CK_SCMI_LSI>;
                };
 
+               pwr_regulators: pwr@50001000 {
+                       compatible = "st,stm32mp1,pwr-reg";
+                       reg = <0x50001000 0x10>;
+                       status = "disabled";
+
+                       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,stm32mp13-exti", "syscon";
                        interrupt-controller;