From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chen-Yu Tsai Subject: [PATCH 1/5] ARM: dts: sun5i: Add backlight GPIO for reference design tablet Date: Sun, 27 Jan 2019 22:48:34 +0800 Message-ID: <20190127144838.3578-2-wens@csie.org> References: <20190127144838.3578-1-wens@csie.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20190127144838.3578-1-wens@csie.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Maxime Ripard Cc: devicetree@vger.kernel.org, Chen-Yu Tsai , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org Now that we support the GPIOs on the AXP209, we can control the LCD backlight with them. Signed-off-by: Chen-Yu Tsai --- arch/arm/boot/dts/sun5i-reference-design-tablet.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/sun5i-reference-design-tablet.dtsi b/arch/arm/boot/dts/sun5i-reference-design-tablet.dtsi index 6202aabedbfe..5b1f0e198eb6 100644 --- a/arch/arm/boot/dts/sun5i-reference-design-tablet.dtsi +++ b/arch/arm/boot/dts/sun5i-reference-design-tablet.dtsi @@ -54,7 +54,7 @@ pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>; brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>; default-brightness-level = <8>; - /* TODO: backlight uses axp gpio1 as enable pin */ + enable-gpios = <&axp_gpio 1 GPIO_ACTIVE_HIGH>; /* AXP GPIO1 */ }; chosen { -- 2.20.1