34 lines
1.2 KiB
Diff
34 lines
1.2 KiB
Diff
From b82eac19457a7910ac2e955b72e90b41dff6079a Mon Sep 17 00:00:00 2001
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From: Anton Bambura <jenneron@protonmail.com>
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Date: Mon, 14 Mar 2022 21:46:55 +0200
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Subject: [PATCH 2/4] ARM: dts: exynos: peach-pi: use num-interpolated-steps
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for 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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Tested-by: Valentine Iourine <iourine@iourine.msk.su>
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---
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arch/arm/boot/dts/exynos5800-peach-pi.dts | 5 +++--
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1 file changed, 3 insertions(+), 2 deletions(-)
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diff --git a/arch/arm/boot/dts/exynos5800-peach-pi.dts b/arch/arm/boot/dts/exynos5800-peach-pi.dts
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index aa1d14af4..f8adbd9ad 100644
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--- a/arch/arm/boot/dts/exynos5800-peach-pi.dts
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+++ b/arch/arm/boot/dts/exynos5800-peach-pi.dts
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@@ -38,8 +38,9 @@ aliases {
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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 = <&gpx2 2 GPIO_ACTIVE_HIGH>;
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power-supply = <&tps65090_fet1>;
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pinctrl-0 = <&pwm0_out>;
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--
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2.25.1
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