The RK8602 and RK8603 voltage regulators on the Rock 5B board provide
the power lines vdd_cpu_big0 and vdd_cpu_big1, respectively.
Add the necessary device tree nodes and bind them to the corresponding
CPU big core nodes.
Signed-off-by: Jagan Teki <jagan@xxxxxxxxxx>
---
.../rockchip/rk3588-edgeble-neu6a-common.dtsi | 56 +++++++++++++++++++
1 file changed, 56 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3588-edgeble-neu6a-common.dtsi b/arch/arm64/boot/dts/rockchip/rk3588-edgeble-neu6a-common.dtsi
index e141dc84654a..961a80014686 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-edgeble-neu6a-common.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588-edgeble-neu6a-common.dtsi
@@ -38,6 +38,22 @@ vcc_1v1_nldo_s3: vcc-1v1-nldo-s3-regulator {
};
};
+&cpu_b0 {
+ cpu-supply = <&vdd_cpu_big0_s0>;
+};
+
+&cpu_b1 {
+ cpu-supply = <&vdd_cpu_big0_s0>;
+};
+
+&cpu_b2 {
+ cpu-supply = <&vdd_cpu_big1_s0>;
+};
+
+&cpu_b3 {
+ cpu-supply = <&vdd_cpu_big1_s0>;
+};
+
&cpu_l0 {
cpu-supply = <&vdd_cpu_lit_s0>;
};
@@ -54,6 +70,46 @@ &cpu_l3 {
cpu-supply = <&vdd_cpu_lit_s0>;
};
+&i2c0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c0m2_xfer>;
+ status = "okay";
+
+ vdd_cpu_big0_s0: regulator@42 {
+ compatible = "rockchip,rk8602";
+ reg = <0x42>;
+ fcs,suspend-voltage-selector = <1>;
+ regulator-name = "vdd_cpu_big0_s0";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <550000>;
+ regulator-max-microvolt = <1050000>;
+ regulator-ramp-delay = <2300>;
+ vin-supply = <&vcc5v0_sys>;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vdd_cpu_big1_s0: regulator@43 {
+ compatible = "rockchip,rk8603", "rockchip,rk8602";
+ reg = <0x43>;
+ fcs,suspend-voltage-selector = <1>;
+ regulator-name = "vdd_cpu_big1_s0";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <550000>;
+ regulator-max-microvolt = <1050000>;
+ regulator-ramp-delay = <2300>;
+ vin-supply = <&vcc5v0_sys>;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+};
+
&sdhci {
bus-width = <8>;
no-sdio;
--
2.25.1
