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ARM: dts: microchip: sama7d65: Add MCP16502 to sama7d65 curiosity

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Add MCP16502 to the sama7d65_curiosity board to control voltages in the
MPU. The device is connected to twi 10 interface

Signed-off-by: Ryan Wanner <Ryan.Wanner@microchip.com>
Link: https://lore.kernel.org/r/60f6b7764227bb42c74404e8ca1388477183b7b5.1743523114.git.Ryan.Wanner@microchip.com
[claudiu.beznea: drop regulator-suspend-voltage for ldo2 as it is not
 needed]
Signed-off-by: Claudiu Beznea <claudiu.beznea@tuxon.dev>
This commit is contained in:
Ryan Wanner 2025-04-01 09:13:21 -07:00 committed by Claudiu Beznea
parent 7116fb2f15
commit e65a13a290
1 changed files with 134 additions and 0 deletions
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134
arch/arm/boot/dts/microchip/at91-sama7d65_curiosity.dts
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@ -30,6 +30,15 @@ memory@60000000 {
device_type = "memory";
reg = <0x60000000 0x40000000>;
};
reg_5v: regulator-5v {
compatible = "regulator-fixed";
regulator-name = "5V_MAIN";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
regulator-always-on;
};
};
&dma0 {
@ -117,6 +126,131 @@ channel@4 {
label = "VDDCPU";
};
};
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>;
status = "okay";
regulators {
vdd_3v3: VDD_IO {
regulator-name = "VDD_IO";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-initial-mode = <2>;
regulator-allowed-modes = <2>, <4>;
regulator-always-on;
regulator-state-standby {
regulator-on-in-suspend;
regulator-suspend-microvolt = <3300000>;
regulator-mode = <4>;
};
regulator-state-mem {
regulator-off-in-suspend;
regulator-mode = <4>;
};
};
vddioddr: VDD_DDR {
regulator-name = "VDD_DDR";
regulator-min-microvolt = <1350000>;
regulator-max-microvolt = <1350000>;
regulator-initial-mode = <2>;
regulator-allowed-modes = <2>, <4>;
regulator-always-on;
regulator-state-standby {
regulator-on-in-suspend;
regulator-suspend-microvolt = <1350000>;
regulator-mode = <4>;
};
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <1350000>;
regulator-mode = <4>;
};
};
vddcore: VDD_CORE {
regulator-name = "VDD_CORE";
regulator-min-microvolt = <1050000>;
regulator-max-microvolt = <1050000>;
regulator-initial-mode = <2>;
regulator-allowed-modes = <2>, <4>;
regulator-always-on;
regulator-state-standby {
regulator-on-in-suspend;
regulator-suspend-microvolt = <1050000>;
regulator-mode = <4>;
};
regulator-state-mem {
regulator-off-in-suspend;
regulator-mode = <4>;
};
};
vddcpu: VDD_OTHER {
regulator-name = "VDD_OTHER";
regulator-min-microvolt = <1050000>;
regulator-max-microvolt = <1250000>;
regulator-initial-mode = <2>;
regulator-allowed-modes = <2>, <4>;
regulator-ramp-delay = <3125>;
regulator-always-on;
regulator-state-standby {
regulator-on-in-suspend;
regulator-suspend-microvolt = <1050000>;
regulator-mode = <4>;
};
regulator-state-mem {
regulator-off-in-suspend;
regulator-mode = <4>;
};
};
vldo1: LDO1 {
regulator-name = "LDO1";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
regulator-state-standby {
regulator-suspend-microvolt = <1800000>;
regulator-on-in-suspend;
};
regulator-state-mem {
regulator-off-in-suspend;
};
};
vldo2: LDO2 {
regulator-name = "LDO2";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <3700000>;
regulator-state-standby {
regulator-on-in-suspend;
};
regulator-state-mem {
regulator-off-in-suspend;
};
};
};
};
};
&main_xtal {