2023-09-28 13:39:32

by Chen-Yu Tsai

[permalink] [raw]
Subject: [PATCH v4 12/12] arm64: dts: mediatek: mt8183-kukui: Add PMIC regulator supplies

The PMIC regulator node is missing regulator supplies. Now that the
binding supports them, add all the power rail supplies. Most of them
are fed from a system-wide semi-regulated power rail. A couple LDOs
are fed from the PMIC's own buck regulator outputs.

Signed-off-by: Chen-Yu Tsai <[email protected]>
---
.../arm64/boot/dts/mediatek/mt8183-kukui.dtsi | 28 +++++++++++++++++++
1 file changed, 28 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi b/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi
index ab2eb4500643..bf7de35ffcbc 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi
@@ -103,6 +103,14 @@ pp3300_alw: regulator6 {
regulator-max-microvolt = <3300000>;
};

+ /* system wide semi-regulated power rail from charger */
+ reg_vsys: regulator-vsys {
+ compatible = "regulator-fixed";
+ regulator-name = "vsys";
+ regulator-always-on;
+ regulator-boot-on;
+ };
+
reserved_memory: reserved-memory {
#address-cells = <2>;
#size-cells = <2>;
@@ -404,6 +412,26 @@ &mt6358codec {
Avdd-supply = <&mt6358_vaud28_reg>;
};

+&mt6358regulator {
+ vsys-ldo1-supply = <&reg_vsys>;
+ vsys-ldo2-supply = <&reg_vsys>;
+ vsys-ldo3-supply = <&reg_vsys>;
+ vsys-vcore-supply = <&reg_vsys>;
+ vsys-vdram1-supply = <&reg_vsys>;
+ vsys-vgpu-supply = <&reg_vsys>;
+ vsys-vmodem-supply = <&reg_vsys>;
+ vsys-vpa-supply = <&reg_vsys>;
+ vsys-vproc11-supply = <&reg_vsys>;
+ vsys-vproc12-supply = <&reg_vsys>;
+ vsys-vs1-supply = <&reg_vsys>;
+ vsys-vs2-supply = <&reg_vsys>;
+ vs1-ldo1-supply = <&mt6358_vs1_reg>;
+ vs2-ldo1-supply = <&mt6358_vdram1_reg>;
+ vs2-ldo2-supply = <&mt6358_vs2_reg>;
+ vs2-ldo3-supply = <&mt6358_vs2_reg>;
+ vs2-ldo4-supply = <&mt6358_vs2_reg>;
+};
+
&mt6358_vgpu_reg {
regulator-min-microvolt = <625000>;
regulator-max-microvolt = <900000>;
--
2.42.0.582.g8ccd20d70d-goog


Subject: Re: [PATCH v4 12/12] arm64: dts: mediatek: mt8183-kukui: Add PMIC regulator supplies

Il 28/09/23 10:55, Chen-Yu Tsai ha scritto:
> The PMIC regulator node is missing regulator supplies. Now that the
> binding supports them, add all the power rail supplies. Most of them
> are fed from a system-wide semi-regulated power rail. A couple LDOs
> are fed from the PMIC's own buck regulator outputs.
>
> Signed-off-by: Chen-Yu Tsai <[email protected]>

Reviewed-by: AngeloGioacchino Del Regno <[email protected]>