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riscv: dts: spacemit: Define the P1 PMIC regulators for OrangePi RV2

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Define the DC power input and the 4v power as fixed regulator supplies.

Define the SpacemiT P1 PMIC voltage regulators and their constraints.

Co-developed-by: Chukun Pan <amadeus@jmu.edu.cn>
Signed-off-by: Chukun Pan <amadeus@jmu.edu.cn>
Tested-by: Vincent Legoll <legoll@online.fr> # OrangePi-RV2
Signed-off-by: Han Gao <gaohan@iscas.ac.cn>
Reviewed-by: Yixun Lan <dlan@kernel.org>
Link: https://lore.kernel.org/r/193370a69e1cc3e4d8c4eb57bfea208e29ac75d8.1775575436.git.gaohan@iscas.ac.cn
Signed-off-by: Yixun Lan <dlan@kernel.org>
This commit is contained in:
Han Gao 2026-04-07 23:28:15 +08:00 committed by Yixun Lan
parent ece83d4278
commit c02c047b92
1 changed files with 131 additions and 0 deletions
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131
arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts
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@ -23,6 +23,25 @@ chosen {
stdout-path = "serial0"; stdout-path = "serial0";
}; };
vcc_5v0: regulator-vcc-5v0 {
compatible = "regulator-fixed";
regulator-name = "vcc_5v0";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
};
vcc4v0: regulator-vcc4v0 {
compatible = "regulator-fixed";
regulator-name = "vcc4v0";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <4000000>;
regulator-max-microvolt = <4000000>;
vin-supply = <&vcc_5v0>;
};
leds { leds {
compatible = "gpio-leds"; compatible = "gpio-leds";
@ -91,6 +110,118 @@ &i2c8 {
pinctrl-names = "default"; pinctrl-names = "default";
pinctrl-0 = <&i2c8_cfg>; pinctrl-0 = <&i2c8_cfg>;
status = "okay"; status = "okay";
pmic@41 {
compatible = "spacemit,p1";
reg = <0x41>;
interrupts = <64>;
vin1-supply = <&vcc4v0>;
vin2-supply = <&vcc4v0>;
vin3-supply = <&vcc4v0>;
vin4-supply = <&vcc4v0>;
vin5-supply = <&vcc4v0>;
vin6-supply = <&vcc4v0>;
aldoin-supply = <&vcc4v0>;
dldoin1-supply = <&buck5>;
dldoin2-supply = <&buck5>;
regulators {
buck1 {
regulator-min-microvolt = <500000>;
regulator-max-microvolt = <3450000>;
regulator-ramp-delay = <5000>;
regulator-always-on;
};
buck2 {
regulator-min-microvolt = <500000>;
regulator-max-microvolt = <3450000>;
regulator-ramp-delay = <5000>;
regulator-always-on;
};
buck3_1v8: buck3 {
regulator-min-microvolt = <500000>;
regulator-max-microvolt = <1800000>;
regulator-ramp-delay = <5000>;
regulator-always-on;
};
buck4_3v3: buck4 {
regulator-min-microvolt = <500000>;
regulator-max-microvolt = <3300000>;
regulator-ramp-delay = <5000>;
regulator-always-on;
};
buck5: buck5 {
regulator-min-microvolt = <500000>;
regulator-max-microvolt = <3450000>;
regulator-ramp-delay = <5000>;
regulator-always-on;
};
buck6 {
regulator-min-microvolt = <500000>;
regulator-max-microvolt = <3450000>;
regulator-ramp-delay = <5000>;
regulator-always-on;
};
aldo1 {
regulator-min-microvolt = <500000>;
regulator-max-microvolt = <3400000>;
regulator-boot-on;
};
aldo2 {
/* not connected */
};
aldo3 {
/* not connected */
};
aldo4 {
/* not connected */
};
dldo1 {
regulator-min-microvolt = <500000>;
regulator-max-microvolt = <3400000>;
regulator-boot-on;
};
dldo2 {
/* not connected */
};
dldo3 {
/* not connected */
};
dldo4 {
regulator-min-microvolt = <500000>;
regulator-max-microvolt = <3400000>;
regulator-always-on;
};
dldo5 {
regulator-min-microvolt = <500000>;
regulator-max-microvolt = <3400000>;
};
dldo6 {
regulator-min-microvolt = <500000>;
regulator-max-microvolt = <3400000>;
regulator-always-on;
};
dldo7 {
/* not connected */
};
};
};
}; };
&uart0 { &uart0 {