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Groups > linux.kernel > #1310102
| From | Andy Yan <andy.yan@rock-chips.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v2 2/2] ARM: dts: rockchip: enable pwm3 as pwm regulator for rk3066a based boards |
| Date | 2016-01-15 14:30 +0100 |
| Message-ID | <qRcBX-6DV-7@gated-at.bofh.it> (permalink) |
| References | <qRcBX-6DV-9@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Rayeager/Bqcurie2/Marsboard use pwm3 modulate the vdd_logic voltage,
so enable it.
Signed-off-by: Andy Yan <andy.yan@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
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[PATCH v2 2/2] ARM: dts: rockchip: enable pwm3 as pwm regulator for rk3066a based boards Andy Yan <andy.yan@rock-chips.com> - 2016-01-15 14:30 +0100
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