[PATCH v2 4/7] ARM: dts: microchip: at91-sama7g54_curiosity: Add reg_5v to supply PMIC nodes

Andrei Simion andrei.simion at microchip.com
Mon Aug 12 06:52:28 PDT 2024


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 at microchip.com>
Signed-off-by: Mihai Sain <mihai.sain at microchip.com>
Signed-off-by: Andrei Simion <andrei.simion at microchip.com>
---
v1 -> v2:
- drop (lvin|pvin[1-4])-supply from each regulators sub-node
- add lvin-supply, pvin[1-4]-supply to PMIC node
---
 .../boot/dts/microchip/at91-sama7g54_curiosity.dts  | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/arch/arm/boot/dts/microchip/at91-sama7g54_curiosity.dts b/arch/arm/boot/dts/microchip/at91-sama7g54_curiosity.dts
index 009d2c832421..645e49fdb7fe 100644
--- a/arch/arm/boot/dts/microchip/at91-sama7g54_curiosity.dts
+++ b/arch/arm/boot/dts/microchip/at91-sama7g54_curiosity.dts
@@ -72,6 +72,14 @@ memory at 60000000 {
 		device_type = "memory";
 		reg = <0x60000000 0x10000000>; /* 256 MiB DDR3L-1066 16-bit */
 	};
+
+	reg_5v: regulator-5v {
+		compatible = "regulator-fixed";
+		regulator-name = "5V_MAIN";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		regulator-always-on;
+	};
 };
 
 &adc {
@@ -189,6 +197,11 @@ eeprom at 51 {
 		pmic at 5b {
 			compatible = "microchip,mcp16502";
 			reg = <0x5b>;
+			lvin-supply = <&reg_5v>;
+			pvin1-supply = <&reg_5v>;
+			pvin2-supply = <&reg_5v>;
+			pvin3-supply = <&reg_5v>;
+			pvin4-supply = <&reg_5v>;
 
 			regulators {
 				vdd_3v3: VDD_IO {
-- 
2.34.1




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