The TCS4525 voltage regulator provides the vdd_cpu on the Rockchip
RK3568 EVB1. Add the device tree node and connect it to the CPU
nodes.
Signed-off-by: Michael Riesch <[email protected]>
---
.../boot/dts/rockchip/rk3568-evb1-v10.dts | 33 +++++++++++++++++++
1 file changed, 33 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts b/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts
index bb7177ff92ac..a794a0ea5c70 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts
@@ -136,6 +136,22 @@ regulator-state-mem {
};
};
+&cpu0 {
+ cpu-supply = <&vdd_cpu>;
+};
+
+&cpu1 {
+ cpu-supply = <&vdd_cpu>;
+};
+
+&cpu2 {
+ cpu-supply = <&vdd_cpu>;
+};
+
+&cpu3 {
+ cpu-supply = <&vdd_cpu>;
+};
+
&gmac0 {
assigned-clocks = <&cru SCLK_GMAC0_RX_TX>, <&cru SCLK_GMAC0>;
assigned-clock-parents = <&cru SCLK_GMAC0_RGMII_SPEED>;
@@ -176,6 +192,23 @@ &gpu {
&i2c0 {
status = "okay";
+ vdd_cpu: regulator@1c {
+ compatible = "tcs,tcs4525";
+ reg = <0x1c>;
+ fcs,suspend-voltage-selector = <1>;
+ regulator-name = "vdd_cpu";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <800000>;
+ regulator-max-microvolt = <1150000>;
+ regulator-ramp-delay = <2300>;
+ vin-supply = <&vcc5v0_sys>;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+
rk809: pmic@20 {
compatible = "rockchip,rk809";
reg = <0x20>;
--
2.30.2
On Wed, 23 Feb 2022 17:20:54 +0100, Michael Riesch wrote:
> The TCS4525 voltage regulator provides the vdd_cpu on the Rockchip
> RK3568 EVB1. Add the device tree node and connect it to the CPU
> nodes.
Applied, thanks!
[1/1] arm64: dts: rockchip: add the vdd_cpu regulator to rk3568-evb1-v10
commit: 738bbac5612236bd8734f12bdc0122a591b0cb25
Best regards,
--
Heiko Stuebner <[email protected]>