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Subject[PATCH 07/18] arm64: dts: renesas: beacon: Fix LVDS PWM Backlight
Date
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>
---
.../boot/dts/renesas/beacon-renesom-baseboard.dtsi | 10 +++++-----
1 file 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 130993b1b20a..aab39aae5ccb 100644
--- a/arch/arm64/boot/dts/renesas/beacon-renesom-baseboard.dtsi
+++ b/arch/arm64/boot/dts/renesas/beacon-renesom-baseboard.dtsi
@@ -11,8 +11,8 @@ / {
backlight_lvds: backlight-lvds {
compatible = "pwm-backlight";
power-supply = <&reg_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>;
};
@@ -119,9 +119,9 @@ panel-timing {
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>;
};
@@ -575,7 +575,7 @@ pwm0_pins: pwm0 {

pwm2_pins: pwm2 {
groups = "pwm2_a";
- function = "pwm2_a";
+ function = "pwm2";
};

sdhi0_pins: sd0 {
--
2.25.1
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