34 lines
1.1 KiB
Diff
34 lines
1.1 KiB
Diff
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From e48471140e9fb8dd116ba49d2698bf4c0e18f49e Mon Sep 17 00:00:00 2001
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From: Anton Bambura <jenneron@protonmail.com>
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Date: Fri, 31 Dec 2021 11:20:23 +0200
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Subject: [PATCH 2/5] ARM: dts: exynos: snow: use num-interpolated-steps for
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backlight
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Use num-interpolated-steps in backlight node to get more
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brightness levels.
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Signed-off-by: Anton Bambura <jenneron@protonmail.com>
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---
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arch/arm/boot/dts/exynos5250-snow-common.dtsi | 5 +++--
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1 file changed, 3 insertions(+), 2 deletions(-)
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diff --git a/arch/arm/boot/dts/exynos5250-snow-common.dtsi b/arch/arm/boot/dts/exynos5250-snow-common.dtsi
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index 7a0896ff0..5c6e74c52 100644
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--- a/arch/arm/boot/dts/exynos5250-snow-common.dtsi
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+++ b/arch/arm/boot/dts/exynos5250-snow-common.dtsi
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@@ -201,8 +201,9 @@ xxti {
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backlight: backlight {
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compatible = "pwm-backlight";
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pwms = <&pwm 0 1000000 0>;
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- brightness-levels = <0 100 500 1000 1500 2000 2500 2800>;
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- default-brightness-level = <7>;
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+ brightness-levels = <1 255>;
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+ num-interpolated-steps = <254>;
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+ default-brightness-level = <254>;
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enable-gpios = <&gpx3 0 GPIO_ACTIVE_HIGH>;
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power-supply = <&fet1>;
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pinctrl-0 = <&pwm0_out>;
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--
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2.34.1
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