ARM: dts: rockchip: enable pwm3 as pwm regulator for rk3066a based boards

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

Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm/boot/dts/rk3066a-bqcurie2.dts b/arch/arm/boot/dts/rk3066a-bqcurie2.dts
index 38c91a8..8a58bb3 100644 (file)
--- a/arch/arm/boot/dts/rk3066a-bqcurie2.dts
+++ b/arch/arm/boot/dts/rk3066a-bqcurie2.dts
@@ -53,6 +53,18 @@
                reg = <0x60000000 0x40000000>;
        };
 
+       vdd_log: vdd-log {
+               compatible = "pwm-regulator";
+               pwms = <&pwm3 0 1000>;
+               regulator-name = "vdd_log";
+               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..a2b763e 100644 (file)
--- a/arch/arm/boot/dts/rk3066a-marsboard.dts
+++ b/arch/arm/boot/dts/rk3066a-marsboard.dts
@@ -52,6 +52,18 @@
                reg = <0x60000000 0x40000000>;
        };
 
+       vdd_log: vdd-log {
+               compatible = "pwm-regulator";
+               pwms = <&pwm3 0 1000>;
+               regulator-name = "vdd_log";
+               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 341c1f8..84f44f5 100644 (file)
--- a/arch/arm/boot/dts/rk3066a-rayeager.dts
+++ b/arch/arm/boot/dts/rk3066a-rayeager.dts
@@ -74,6 +74,18 @@
                };
        };
 
+       vdd_log: vdd-log {
+               compatible = "pwm-regulator";
+               pwms = <&pwm3 0 1000>;
+               regulator-name = "vdd_log";
+               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";
@@ -431,6 +443,10 @@
        status = "okay";
 };
 
+&pwm3 {
+       status = "okay";
+};
+
 &saradc {
        vref-supply = <&vcc_25>;
        status = "okay";