ARM: dts: stm32: Describe Vin power supply on stm32mp157c-edx board

Add description for Vin power supply and for peripherals that
are supplied by Vin.

Signed-off-by: Pascal Paillet <p.paillet@st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>

diff --git a/arch/arm/boot/dts/stm32mp157c-ed1.dts b/arch/arm/boot/dts/stm32mp157c-ed1.dts
index ca109dc182388dfd193d9505d556ce77c5aec940..2e77ccec3fc16553d813b0d925841a98945cc82a 100644 (file)
--- a/arch/arm/boot/dts/stm32mp157c-ed1.dts
+++ b/arch/arm/boot/dts/stm32mp157c-ed1.dts
@@ -89,6 +89,14 @@
                states = <1800000 0x1>,
                         <2900000 0x0>;
        };
+
+       vin: vin {
+               compatible = "regulator-fixed";
+               regulator-name = "vin";
+               regulator-min-microvolt = <5000000>;
+               regulator-max-microvolt = <5000000>;
+               regulator-always-on;
+       };
 };
 
 &adc {
@@ -150,11 +158,18 @@
 
                regulators {
                        compatible = "st,stpmic1-regulators";
+                       buck1-supply = <&vin>;
+                       buck2-supply = <&vin>;
+                       buck3-supply = <&vin>;
+                       buck4-supply = <&vin>;
                        ldo1-supply = <&v3v3>;
                        ldo2-supply = <&v3v3>;
                        ldo3-supply = <&vdd_ddr>;
+                       ldo4-supply = <&vin>;
                        ldo5-supply = <&v3v3>;
                        ldo6-supply = <&v3v3>;
+                       vref_ddr-supply = <&vin>;
+                       boost-supply = <&vin>;
                        pwr_sw1-supply = <&bst_out>;
                        pwr_sw2-supply = <&bst_out>;