riscv: dts: spacemit: Define the P1 PMIC regulators for Milk-V Jupiter

Define the SpacemiT P1 PMIC voltage regulators and their constraints.

The power management hardware design on the Milk-V Jupiter is identical to
the Banana Pi BPI-F3, so the DT Nodes were taken from k1-bananapi-f3.dts.

Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>
Reviewed-by: Yixun Lan <dlan@gentoo.org>
Link: https://lore.kernel.org/r/20251206134532.1741648-4-javierm@redhat.com
Signed-off-by: Yixun Lan <dlan@gentoo.org>

diff --git a/arch/riscv/boot/dts/spacemit/k1-milkv-jupiter.dts b/arch/riscv/boot/dts/spacemit/k1-milkv-jupiter.dts
index 5babed4d7094421a73c0835454c224551bbb753e..800a112d5d7054508f03089f0e2adb9965879ebe 100644 (file)
--- a/arch/riscv/boot/dts/spacemit/k1-milkv-jupiter.dts
+++ b/arch/riscv/boot/dts/spacemit/k1-milkv-jupiter.dts
@@ -95,6 +95,116 @@
        pinctrl-0 = <&i2c8_cfg>;
        pinctrl-names = "default";
        status = "okay";
+
+       pmic@41 {
+               compatible = "spacemit,p1";
+               reg = <0x41>;
+               interrupts = <64>;
+               vin-supply = <&reg_vcc_4v>;
+
+               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 {
+                               regulator-min-microvolt = <500000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-ramp-delay = <5000>;
+                               regulator-always-on;
+                       };
+
+                       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 {
+                               regulator-min-microvolt = <500000>;
+                               regulator-max-microvolt = <3400000>;
+                       };
+
+                       aldo3 {
+                               regulator-min-microvolt = <500000>;
+                               regulator-max-microvolt = <3400000>;
+                       };
+
+                       aldo4 {
+                               regulator-min-microvolt = <500000>;
+                               regulator-max-microvolt = <3400000>;
+                       };
+
+                       dldo1 {
+                               regulator-min-microvolt = <500000>;
+                               regulator-max-microvolt = <3400000>;
+                               regulator-boot-on;
+                       };
+
+                       dldo2 {
+                               regulator-min-microvolt = <500000>;
+                               regulator-max-microvolt = <3400000>;
+                       };
+
+                       dldo3 {
+                               regulator-min-microvolt = <500000>;
+                               regulator-max-microvolt = <3400000>;
+                       };
+
+                       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 {
+                               regulator-min-microvolt = <500000>;
+                               regulator-max-microvolt = <3400000>;
+                       };
+               };
+       };
 };
 
 &uart0 {