diff options
| author | Adam Ford <aford173@gmail.com> | 2020-12-13 12:37:47 -0600 |
|---|---|---|
| committer | Geert Uytterhoeven <geert+renesas@glider.be> | 2020-12-28 10:46:45 +0100 |
| commit | 012f3e37ca134da45af742a2d7971c513cb761d9 (patch) | |
| tree | 720e91d504c682155d06bb964f464c58c33b59e7 /arch/arm64/boot/dts/renesas/beacon-renesom-baseboard.dtsi | |
| parent | 5a5da0b758b327b727c5392d7f11e046e113a195 (diff) | |
arm64: dts: renesas: beacon: Fix LVDS PWM Backlight
The backlight didn't really work correctly due to some updates that were
made in hardware. It should be safe to apply these, because the older
hardware was never shipped to anyone, so it shouldn't break anything.
Signed-off-by: Adam Ford <aford173@gmail.com>
Link: https://lore.kernel.org/r/20201213183759.223246-8-aford173@gmail.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Diffstat (limited to 'arch/arm64/boot/dts/renesas/beacon-renesom-baseboard.dtsi')
| -rw-r--r-- | arch/arm64/boot/dts/renesas/beacon-renesom-baseboard.dtsi | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/arm64/boot/dts/renesas/beacon-renesom-baseboard.dtsi b/arch/arm64/boot/dts/renesas/beacon-renesom-baseboard.dtsi index 759734b7715b..12a9f1434983 100644 --- a/arch/arm64/boot/dts/renesas/beacon-renesom-baseboard.dtsi +++ b/arch/arm64/boot/dts/renesas/beacon-renesom-baseboard.dtsi @@ -10,8 +10,8 @@ backlight_lvds: backlight-lvds { compatible = "pwm-backlight"; power-supply = <®_lcd>; - enable-gpios = <&gpio_exp1 3 GPIO_ACTIVE_LOW>; - pwms = <&pwm2 0 50000>; + enable-gpios = <&gpio_exp1 3 GPIO_ACTIVE_HIGH>; + pwms = <&pwm2 0 25000>; brightness-levels = <0 4 8 16 32 64 128 255>; default-brightness-level = <6>; }; @@ -118,9 +118,9 @@ hback-porch = <40>; vfront-porch = <13>; vback-porch = <29>; - vsync-len = <3>; + vsync-len = <1>; hsync-active = <1>; - vsync-active = <1>; + vsync-active = <3>; de-active = <1>; pixelclk-active = <0>; }; @@ -541,7 +541,7 @@ pwm2_pins: pwm2 { groups = "pwm2_a"; - function = "pwm2_a"; + function = "pwm2"; }; sdhi0_pins: sd0 { |