[PATCH 1/6] ARM: dts: rockchip: add regulator nodes for rk3229-evb

Frank Wang frank.wang at rock-chips.com
Tue Jul 4 01:12:42 PDT 2017


This patch adds vcc_io, vdd_arm and vdd_log regulator nodes
for rk3229-evb board.

Signed-off-by: Frank Wang <frank.wang at rock-chips.com>
---
 arch/arm/boot/dts/rk3229-evb.dts | 54 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)

diff --git a/arch/arm/boot/dts/rk3229-evb.dts b/arch/arm/boot/dts/rk3229-evb.dts
index 82e8a53..8b10c64 100644
--- a/arch/arm/boot/dts/rk3229-evb.dts
+++ b/arch/arm/boot/dts/rk3229-evb.dts
@@ -78,6 +78,52 @@
 		regulator-always-on;
 		regulator-boot-on;
 	};
+
+	vdd_arm: vdd-arm-regulator {
+		compatible = "pwm-regulator";
+		rockchip,pwm_id = <1>;
+		rockchip,pwm_voltage = <1100000>;
+		pwms = <&pwm1 0 25000 1>;
+		regulator-name = "vdd_arm";
+		regulator-min-microvolt = <950000>;
+		regulator-max-microvolt = <1400000>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
+	vdd_log: vdd-log-regulator {
+		compatible = "pwm-regulator";
+		rockchip,pwm_id = <2>;
+		rockchip,pwm_voltage = <1200000>;
+		pwms = <&pwm2 0 25000 1>;
+		regulator-name = "vdd_log";
+		regulator-min-microvolt = <1000000>;
+		regulator-max-microvolt = <1300000>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
+	regulators {
+		compatible = "simple-bus";
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		vccio_1v8_reg: regulator at 0 {
+			compatible = "regulator-fixed";
+			regulator-name = "vccio_1v8";
+			regulator-min-microvolt = <1800000>;
+			regulator-max-microvolt = <1800000>;
+			regulator-always-on;
+		};
+
+		vccio_3v3_reg: regulator at 1 {
+			compatible = "regulator-fixed";
+			regulator-name = "vccio_3v3";
+			regulator-min-microvolt = <3300000>;
+			regulator-max-microvolt = <3300000>;
+			regulator-always-on;
+		};
+	};
 };
 
 &gmac {
@@ -104,6 +150,14 @@
 	};
 };
 
+&pwm1 {
+	status = "okay";
+};
+
+&pwm2 {
+	status = "okay";
+};
+
 &uart2 {
 	status = "okay";
 };
-- 
2.0.0





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