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authorMax Krummenacher <max.krummenacher@toradex.com>2022-06-15 13:50:05 +0200
committerShawn Guo <shawnguo@kernel.org>2022-06-20 09:12:44 +0800
commit8e4724c93c76c46872e47ca32f0225ad6b0c5ce3 (patch)
treef8ceb19c06a34843a532d06a9cb2ffa40f946553
parentARM: dts: imx6q-apalis: backlight pwm: Simplify inverted backlight (diff)
downloadlinux-dev-8e4724c93c76c46872e47ca32f0225ad6b0c5ce3.tar.xz
linux-dev-8e4724c93c76c46872e47ca32f0225ad6b0c5ce3.zip
ARM: dts: imx6q-apalis: backlight pwm: Adapt brightness steps
Adapt the brightness steps as the backlight doesn't light up for very low duty cycles. Signed-off-by: Max Krummenacher <max.krummenacher@toradex.com> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
-rw-r--r--arch/arm/boot/dts/imx6qdl-apalis.dtsi4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/boot/dts/imx6qdl-apalis.dtsi b/arch/arm/boot/dts/imx6qdl-apalis.dtsi
index c134e71f2a09..1144e4d106f0 100644
--- a/arch/arm/boot/dts/imx6qdl-apalis.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-apalis.dtsi
@@ -20,8 +20,8 @@
backlight: backlight {
compatible = "pwm-backlight";
- brightness-levels = <0 4 8 16 32 64 128 255>;
- default-brightness-level = <6>;
+ brightness-levels = <0 45 63 88 119 158 203 255>;
+ default-brightness-level = <4>;
enable-gpios = <&gpio3 13 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_gpio_bl_on>;