[PATCH v2 2/2] ARM: dts: rockchip: enable pwm3 as pwm regulator for rk3066a based boards

[Andy Yan]

Rayeager/Bqcurie2/Marsboard use pwm3 modulate the vdd_logic voltage,
so enable it.

Signed-off-by: Andy Yan <andy.yan at rock-chips.com>

---

Changes in v2:
- also enable the pwm regulator for bqcurie2 and Marsboard

 arch/arm/boot/dts/rk3066a-bqcurie2.dts  | 16 ++++++++++++++++
 arch/arm/boot/dts/rk3066a-marsboard.dts | 16 ++++++++++++++++
 arch/arm/boot/dts/rk3066a-rayeager.dts  | 16 ++++++++++++++++
 3 files changed, 48 insertions(+)

diff --git a/arch/arm/boot/dts/rk3066a-bqcurie2.dts b/arch/arm/boot/dts/rk3066a-bqcurie2.dts
index 38c91a8..90a4c4d 100644
--- a/arch/arm/boot/dts/rk3066a-bqcurie2.dts
+++ b/arch/arm/boot/dts/rk3066a-bqcurie2.dts
@@ -53,6 +53,18 @@
 		reg = <0x60000000 0x40000000>;
 	};
 
+	pwm_regulator: pwm-regulator {
+		compatible = "pwm-regulator";
+		pwms = <&pwm3 0 1000>;
+		regulator-name = "vdd_logic";
+		regulator-min-microvolt = <1200000>;
+		regulator-max-microvolt = <1200000>;
+		regulator-always-on;
+		voltage-table = <1000000 100>,
+				<1200000 42>;
+		status = "okay";
+	};
+
 	vcc_sd0: fixed-regulator {
 		compatible = "regulator-fixed";
 		regulator-name = "sdmmc-supply";
@@ -203,6 +215,10 @@
 	disable-wp;
 };
 
+&pwm3 {
+	status = "okay";
+};
+
 &uart0 {
 	status = "okay";
 };
diff --git a/arch/arm/boot/dts/rk3066a-marsboard.dts b/arch/arm/boot/dts/rk3066a-marsboard.dts
index 7cdc308..4852e32 100644
--- a/arch/arm/boot/dts/rk3066a-marsboard.dts
+++ b/arch/arm/boot/dts/rk3066a-marsboard.dts
@@ -52,6 +52,18 @@
 		reg = <0x60000000 0x40000000>;
 	};
 
+	pwm_regulator: pwm-regulator {
+		compatible = "pwm-regulator";
+		pwms = <&pwm3 0 1000>;
+		regulator-name = "vdd_logic";
+		regulator-min-microvolt = <1200000>;
+		regulator-max-microvolt = <1200000>;
+		regulator-always-on;
+		voltage-table = <1000000 100>,
+				<1200000 42>;
+		status = "okay";
+	};
+
 	vcc_sd0: sdmmc-regulator {
 		compatible = "regulator-fixed";
 		regulator-name = "sdmmc-supply";
@@ -194,6 +206,10 @@
 	};
 };
 
+&pwm3 {
+	status = "okay";
+};
+
 &uart0 {
 	status = "okay";
 };
diff --git a/arch/arm/boot/dts/rk3066a-rayeager.dts b/arch/arm/boot/dts/rk3066a-rayeager.dts
index 0bf6876..7127e3f 100644
--- a/arch/arm/boot/dts/rk3066a-rayeager.dts
+++ b/arch/arm/boot/dts/rk3066a-rayeager.dts
@@ -78,6 +78,18 @@
 		};
 	};
 
+	pwm_regulator: pwm-regulator {
+		compatible = "pwm-regulator";
+		pwms = <&pwm3 0 1000>;
+		regulator-name = "vdd_logic";
+		regulator-min-microvolt = <1200000>;
+		regulator-max-microvolt = <1200000>;
+		regulator-always-on;
+		voltage-table = <1000000 100>,
+				<1200000 42>;
+		status = "okay";
+	};
+
 	vsys: vsys-regulator {
 		compatible = "regulator-fixed";
 		regulator-name = "vsys";
@@ -435,6 +447,10 @@
 	status = "okay";
 };
 
+&pwm3 {
+	status = "okay";
+};
+
 &saradc {
 	vref-supply = <&vcc_25>;
 	status = "okay";
-- 
1.9.1