[PATCH 1/2] arm64: dts: rockchip: define vdd_log on rk3399-puma

Heiko Stuebner heiko at sntech.de
Mon Dec 27 15:45:28 PST 2021


vdd_log supplied a lot of the logic parts of the soc and is
supplied through pwm2.

Signed-off-by: Heiko Stuebner <heiko at sntech.de>
---
 arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
index fb67db4619ea..b91fb0b078b9 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
@@ -71,6 +71,17 @@ vcc5v0_sys: vcc5v0-sys {
 		regulator-min-microvolt = <5000000>;
 		regulator-max-microvolt = <5000000>;
 	};
+
+	vdd_log: vdd-log {
+		compatible = "pwm-regulator";
+		pwms = <&pwm2 0 25000 1>;
+		pwm-supply = <&vcc5v0_sys>;
+		regulator-name = "vdd_log";
+		regulator-min-microvolt = <800000>;
+		regulator-max-microvolt = <1400000>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
 };
 
 &cpu_b0 {
-- 
2.30.2




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