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[v6,2/6] ARM: dts: Add pwm-fan node to the Odroid-U3 board

Message ID 1424959177-28739-3-git-send-email-l.majewski@samsung.com (mailing list archive)
State Not Applicable, archived
Headers show

Commit Message

Lukasz Majewski Feb. 26, 2015, 1:59 p.m. UTC 
From: Kamil Debski <k.debski@samsung.com>

Add pwm-fan node to the Odroid-U3 board file to enable PWM control of the
cooling fan. In addition, add the "pwm" label to the pwm@139D0000 node
in the exynos4412.dtsi.

Signed-off-by: Kamil Debski <k.debski@samsung.com>
Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
---
Changes since v1:
- added pwm label to the pwm@139D0000 node in exynos4.dtsi
- use the pwm label in the exynos4412-odroidu3.dts
- change order or properties in the pwn-fan node, to be sorted
  in alphabetical order
Changes for v5:
- Adding Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
- status = "okay"; dropped from the patch
Changes for v6:
- None

---
 arch/arm/boot/dts/exynos4.dtsi            |  2 +-
 arch/arm/boot/dts/exynos4412-odroidu3.dts | 12 ++++++++++++
 2 files changed, 13 insertions(+), 1 deletion(-)
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Patch

diff --git a/arch/arm/boot/dts/exynos4.dtsi b/arch/arm/boot/dts/exynos4.dtsi
index 690f56c..a93f5ca5 100644
--- a/arch/arm/boot/dts/exynos4.dtsi
+++ b/arch/arm/boot/dts/exynos4.dtsi
@@ -599,7 +599,7 @@ 
 		status = "disabled";
 	};
 
-	pwm@139D0000 {
+	pwm: pwm@139D0000 {
 		compatible = "samsung,exynos4210-pwm";
 		reg = <0x139D0000 0x1000>;
 		interrupts = <0 37 0>, <0 38 0>, <0 39 0>, <0 40 0>, <0 41 0>;
diff --git a/arch/arm/boot/dts/exynos4412-odroidu3.dts b/arch/arm/boot/dts/exynos4412-odroidu3.dts
index 44684e5..4c04837 100644
--- a/arch/arm/boot/dts/exynos4412-odroidu3.dts
+++ b/arch/arm/boot/dts/exynos4412-odroidu3.dts
@@ -31,6 +31,18 @@ 
 			linux,default-trigger = "heartbeat";
 		};
 	};
+
+	pwm-fan {
+		compatible = "pwm-fan";
+		pwms = <&pwm 0 10000 0>;
+	};
+};
+
+&pwm {
+	pinctrl-0 = <&pwm0_out>;
+	pinctrl-names = "default";
+	samsung,pwm-outputs = <0>;
+	status = "okay";
 };
 
 &usb3503 {