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

From: Andrei Simion
Date: Mon Aug 12 2024 - 09:55:00 EST


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>
---
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@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@51 {
pmic@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