From b82eac19457a7910ac2e955b72e90b41dff6079a Mon Sep 17 00:00:00 2001 From: Anton Bambura Date: Mon, 14 Mar 2022 21:46:55 +0200 Subject: [PATCH 2/4] ARM: dts: exynos: peach-pi: use num-interpolated-steps for backlight Use num-interpolated-steps in backlight node to get more brightness levels. Signed-off-by: Anton Bambura Tested-by: Valentine Iourine --- arch/arm/boot/dts/exynos5800-peach-pi.dts | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/exynos5800-peach-pi.dts b/arch/arm/boot/dts/exynos5800-peach-pi.dts index aa1d14af4..f8adbd9ad 100644 --- a/arch/arm/boot/dts/exynos5800-peach-pi.dts +++ b/arch/arm/boot/dts/exynos5800-peach-pi.dts @@ -38,8 +38,9 @@ aliases { backlight: backlight { compatible = "pwm-backlight"; pwms = <&pwm 0 1000000 0>; - brightness-levels = <0 100 500 1000 1500 2000 2500 2800>; - default-brightness-level = <7>; + brightness-levels = <1 255>; + num-interpolated-steps = <254>; + default-brightness-level = <254>; enable-gpios = <&gpx2 2 GPIO_ACTIVE_HIGH>; power-supply = <&tps65090_fet1>; pinctrl-0 = <&pwm0_out>; -- 2.25.1