[PATCH v4 1/3] riscv: dts: starfive: Enable axp15060 pmic for cpufreq

Mason Huo
2023-06-06T10:57:48Z

The VisionFive 2 board has an embedded pmic axp15060,
which supports the cpu DVFS through the dcdc2 regulator.
This patch enables axp15060 pmic and configs the dcdc2.

Signed-off-by: Mason Huo <mason.huo@starfivetech.com>
---
.../starfive/jh7110-starfive-visionfive-2.dtsi | 17 +++++++++++++++++
1 file changed, 17 insertions(+)

diff --git a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
index 2a6d81609284..9714da5550d7 100644
--- a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
@@ -114,6 +114,23 @@ &i2c5 {
pinctrl-names = "default";
pinctrl-0 = <&i2c5_pins>;
status = "okay";
+
+ axp15060: pmic@36 {
+ compatible = "x-powers,axp15060";
+ reg = <0x36>;
+ interrupts = <0>;
+ interrupt-controller;
+ #interrupt-cells = <1>;
+
+ regulators {
+ vdd_cpu: dcdc2 {
+ regulator-always-on;
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <1540000>;
+ regulator-name = "vdd-cpu";
+ };
+ };
+ };
};

&i2c6 {
--
2.39.2