linux-kernel - [PATCH v5 2/6] ARM: dts: Add pwm-fan node to the Odroid-U3 board

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Date:	Wed, 25 Feb 2015 16:34:18 +0100
From:	Lukasz Majewski <l.majewski@...sung.com>
To:	Eduardo Valentin <edubezval@...il.com>,
	Kamil Debski <k.debski@...sung.com>,
	Jean Delvare <jdelvare@...e.de>,
	Guenter Roeck <linux@...ck-us.net>,
	Kukjin Kim <kgene@...nel.org>
Cc:	lm-sensors@...sensors.org,
	Linux PM list <linux-pm@...r.kernel.org>,
	"linux-samsung-soc@...r.kernel.org" 
	<linux-samsung-soc@...r.kernel.org>, devicetree@...r.kernel.org,
	Lukasz Majewski <l.majewski@...ess.pl>,
	Kukjin Kim <kgene.kim@...sung.com>,
	linux-kernel@...r.kernel.org,
	Sjoerd Simons <sjoerd.simons@...labora.co.uk>,
	Abhilash Kesavan <kesavan.abhilash@...il.com>,
	Abhilash Kesavan <a.kesavan@...sung.com>,
	Lukasz Majewski <l.majewski@...sung.com>
Subject: [PATCH v5 2/6] ARM: dts: Add pwm-fan node to the Odroid-U3 board

From: Kamil Debski <k.debski@...sung.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@...D0000 node
in the exynos4412.dtsi.

Signed-off-by: Kamil Debski <k.debski@...sung.com>
Signed-off-by: Lukasz Majewski <l.majewski@...sung.com>
---
Changes since v1:
- added pwm label to the pwm@...D0000 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@...sung.com>
- status = "okay"; dropped from the patch

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

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@...D0000 {
+	pwm: pwm@...D0000 {
 		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 {
-- 
2.0.0.rc2

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