[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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