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authorAndy Yan <andy.yan@rock-chips.com>2016-01-15 14:26:18 +0100
committerHeiko Stuebner <heiko@sntech.de>2016-01-24 23:28:23 +0100
commitac79e0ef419681206ddb5aec502d2486090575a9 (patch)
treea9678684190f924dc4ff29e7783bde644f4c61b8 /arch/arm/boot
parentARM: dts: rockchip: add the sdmmc for kylin board (diff)
downloadlinux-ac79e0ef419681206ddb5aec502d2486090575a9.tar.xz
linux-ac79e0ef419681206ddb5aec502d2486090575a9.zip
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>
Diffstat (limited to 'arch/arm/boot')
-rw-r--r--arch/arm/boot/dts/rk3066a-bqcurie2.dts16
-rw-r--r--arch/arm/boot/dts/rk3066a-marsboard.dts16
-rw-r--r--arch/arm/boot/dts/rk3066a-rayeager.dts16
3 files changed, 48 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/rk3066a-bqcurie2.dts b/arch/arm/boot/dts/rk3066a-bqcurie2.dts
index 38c91a839795..8a58bb3d7b6b 100644
--- 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 7cdc308bfac5..a2b763e949b4 100644
--- 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 341c1f87936a..84f44f5ee3de 100644
--- 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";