[PATCH 4/6] ARM: dts: microchip: at91-sama5d2_icp: Add reg_5v to supply PMIC nodes

[Andrei Simion <andrei.simion@xxxxxxxxxxxxx>]

Align with the datasheet by adding regulator-5v which supplies
each node from the regulator using phandle to regulator-5v through
pvin[1-4]-supply and lvin-supply.

Co-developed-by: Mihai Sain <mihai.sain@xxxxxxxxxxxxx>
Signed-off-by: Mihai Sain <mihai.sain@xxxxxxxxxxxxx>
Signed-off-by: Andrei Simion <andrei.simion@xxxxxxxxxxxxx>
---
 arch/arm/boot/dts/microchip/at91-sama5d2_icp.dts | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/arm/boot/dts/microchip/at91-sama5d2_icp.dts b/arch/arm/boot/dts/microchip/at91-sama5d2_icp.dts
index 999adeca6f33..20ef12a321fb 100644
--- a/arch/arm/boot/dts/microchip/at91-sama5d2_icp.dts
+++ b/arch/arm/boot/dts/microchip/at91-sama5d2_icp.dts
@@ -78,6 +78,14 @@ led-blue {
 			linux,default-trigger = "heartbeat";
 		};
 	};
+
+	reg_5v: regulator-5v {
+		compatible = "regulator-fixed";
+		regulator-name = "VDD_MAIN_5V";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		regulator-always-on;
+	};
 };
 
 &adc {
@@ -196,6 +204,7 @@ mcp16502@5b {
 			regulators {
 				vdd_io_reg: VDD_IO {
 					regulator-name = "VDD_IO";
+					pvin1-supply = <&reg_5v>;
 					regulator-min-microvolt = <3300000>;
 					regulator-max-microvolt = <3300000>;
 					regulator-initial-mode = <2>;
@@ -215,6 +224,7 @@ regulator-state-mem {
 
 				VDD_DDR {
 					regulator-name = "VDD_DDR";
+					pvin2-supply = <&reg_5v>;
 					regulator-min-microvolt = <1350000>;
 					regulator-max-microvolt = <1350000>;
 					regulator-initial-mode = <2>;
@@ -234,6 +244,7 @@ regulator-state-mem {
 
 				VDD_CORE {
 					regulator-name = "VDD_CORE";
+					pvin3-supply = <&reg_5v>;
 					regulator-min-microvolt = <1250000>;
 					regulator-max-microvolt = <1250000>;
 					regulator-initial-mode = <2>;
@@ -253,6 +264,7 @@ regulator-state-mem {
 
 				VDD_OTHER {
 					regulator-name = "VDD_OTHER";
+					pvin4-supply = <&reg_5v>;
 					regulator-min-microvolt = <600000>;
 					regulator-max-microvolt = <1850000>;
 					regulator-initial-mode = <2>;
@@ -271,6 +283,7 @@ regulator-state-mem {
 
 				LDO1 {
 					regulator-name = "LDO1";
+					lvin-supply = <&reg_5v>;
 					regulator-min-microvolt = <2500000>;
 					regulator-max-microvolt = <2500000>;
 					regulator-always-on;
@@ -286,6 +299,7 @@ regulator-state-mem {
 
 				LDO2 {
 					regulator-name = "LDO2";
+					lvin-supply = <&reg_5v>;
 					regulator-min-microvolt = <3300000>;
 					regulator-max-microvolt = <3300000>;
 					regulator-always-on;
-- 
2.34.1