Thread (5 messages) 5 messages, 3 authors, 2016-02-01

[PATCH] ARM: dts: vf-colibri-eval-v3: Use enable-gpios for BL_ON

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From: shawnguo@kernel.org (Shawn Guo)
Date: 2016-01-28 08:39:26
Also in: linux-devicetree, lkml

On Sat, Jan 09, 2016 at 12:29:53PM +0530, Bhuvanchandra DV wrote:
quoted hunk ↗ jump to hunk
Use pwm-backlight driver 'enable-gpios' property for backlight on/off
control.

Signed-off-by: Bhuvanchandra DV <redacted>
---
 arch/arm/boot/dts/vf-colibri.dtsi | 9 +++++++++
 1 file changed, 9 insertions(+)
diff --git a/arch/arm/boot/dts/vf-colibri.dtsi b/arch/arm/boot/dts/vf-colibri.dtsi
index e5949b9..1c0da05 100644
--- a/arch/arm/boot/dts/vf-colibri.dtsi
+++ b/arch/arm/boot/dts/vf-colibri.dtsi
@@ -10,7 +10,10 @@
 / {
 	bl: backlight {
 		compatible = "pwm-backlight";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_gpio_bl_on>;
 		pwms = <&pwm0 0 5000000 0>;
+		enable-gpios = <&gpio1 13 GPIO_ACTIVE_HIGH>;
 		status = "disabled";
 	};
 };
@@ -169,6 +172,12 @@
 			>;
 		};
 
+		pinctrl_gpio_bl_on: gpio_bl_on {
+			fsl,pins = <
+				VF610_PAD_PTC0__GPIO_45		0x22ef
+			>;
+		};
+
@Stefan,

Do we need this?  My understanding is that on Vybrid, when gpio is
requested, the pinctrl will set it up automatically.

Shawn
 		pinctrl_i2c0: i2c0grp {
 			fsl,pins = <
 				VF610_PAD_PTB14__I2C0_SCL		0x37ff
-- 
2.7.0


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