linux-kernel - [PATCH v4 1/9] ARM: dts: rockchip: add the leds control for kylin board

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Date:	Thu, 28 Jan 2016 16:43:30 +0800
From:	Caesar Wang <wxt@...k-chips.com>
To:	Heiko Stuebner <heiko@...ech.de>, linux-kernel@...r.kernel.org
Cc:	hl@...k-chips.com, jay.xu@...k-chips.com,
	jeffy.chen@...k-chips.com, linux-rockchip@...ts.infradead.org,
	keescook@...gle.com, cf@...k-chips.com, sonnyrao@...omium.org,
	leozwang@...gle.com, Caesar Wang <wxt@...k-chips.com>,
	Russell King <linux@....linux.org.uk>,
	devicetree@...r.kernel.org, Kumar Gala <galak@...eaurora.org>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	linux-arm-kernel@...ts.infradead.org
Subject: [PATCH v4 1/9] ARM: dts: rockchip: add the leds control for kylin board

As the kylin schematic drawing, add the needed work led for
kylin board.

Run:
echo 0 > /sys/class/leds/kylin:red:led/brightness
echo 1 > /sys/class/leds/kylin:red:led/brightness

The led can normal on/off on kylin board.

Signed-off-by: Caesar Wang <wxt@...k-chips.com>

---

Changes in v4:
- Add the missing led control on kylin board.
- This patch picks up at this URL.
  (https://patchwork.kernel.org/patch/8129971/)

 arch/arm/boot/dts/rk3036-kylin.dts | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/arch/arm/boot/dts/rk3036-kylin.dts b/arch/arm/boot/dts/rk3036-kylin.dts
index 190f22c..3332a7f 100644
--- a/arch/arm/boot/dts/rk3036-kylin.dts
+++ b/arch/arm/boot/dts/rk3036-kylin.dts
@@ -46,6 +46,17 @@
 	model = "Rockchip RK3036 KylinBoard";
 	compatible = "rockchip,rk3036-kylin", "rockchip,rk3036";
 
+	leds: gpio-leds {
+		compatible = "gpio-leds";
+
+		work {
+			gpios = <&gpio2 30 GPIO_ACTIVE_HIGH>;
+			label = "kylin:red:led";
+			pinctrl-names = "default";
+			pinctrl-0 = <&led_ctl>;
+		};
+	};
+
 	sdio_pwrseq: sdio-pwrseq {
 		compatible = "mmc-pwrseq-simple";
 		pinctrl-names = "default";
@@ -359,6 +370,12 @@
 };
 
 &pinctrl {
+	leds {
+		led_ctl: led-ctl {
+			rockchip,pins = <2 30 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
 	pmic {
 		pmic_int: pmic-int {
 			rockchip,pins = <2 2 RK_FUNC_GPIO &pcfg_pull_default>;
-- 
1.9.1