pmaports/device/testing/linux-postmarketos-exynos5/0015-ARM-dts-exynos-peach-pit-use-num-interpolated-steps-.patch

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From 850f0c05c7d0b49c29f359148d0a15f9b0466994 Mon Sep 17 00:00:00 2001
From: Anton Bambura <jenneron@protonmail.com>
Date: Fri, 31 Dec 2021 11:29:56 +0200
Subject: [PATCH 15/33] ARM: dts: exynos: peach-pit: use num-interpolated-steps
for backlight
Use num-interpolated-steps in backlight node to get more
brightness levels.
Signed-off-by: Anton Bambura <jenneron@protonmail.com>
---
arch/arm/boot/dts/exynos5420-peach-pit.dts | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/arch/arm/boot/dts/exynos5420-peach-pit.dts b/arch/arm/boot/dts/exynos5420-peach-pit.dts
index 88b5ebf09d19..9ea70ece4190 100644
--- a/arch/arm/boot/dts/exynos5420-peach-pit.dts
+++ b/arch/arm/boot/dts/exynos5420-peach-pit.dts
@@ -40,8 +40,9 @@ 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>;
power-supply = <&tps65090_fet1>;
pinctrl-0 = <&pwm0_out>;
pinctrl-names = "default";
--
2.38.0