diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2020-08-29 00:30:34 +0200 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2020-08-30 12:08:40 +0200 |
| commit | 7f6d6e484b9341fd13ec8da42982ca8d2ca54cde (patch) | |
| tree | 6ce4adc62b5768a17bc8a8f48c450290264560f8 /arch/arm/boot/dts/ste-ux500-samsung-skomer.dts | |
| parent | b6e5aac243b9d178b3c944fa69ffbd248ab150c0 (diff) | |
| download | lwn-7f6d6e484b9341fd13ec8da42982ca8d2ca54cde.tar.gz lwn-7f6d6e484b9341fd13ec8da42982ca8d2ca54cde.zip | |
ARM: dts: ux500-skomer: Add KTD253 backlight
This enables the KTD253 backlight found on the Samsung
GT-S7710 "Skomer".
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20200828223034.40983-1-linus.walleij@linaro.org
Diffstat (limited to 'arch/arm/boot/dts/ste-ux500-samsung-skomer.dts')
| -rw-r--r-- | arch/arm/boot/dts/ste-ux500-samsung-skomer.dts | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/arch/arm/boot/dts/ste-ux500-samsung-skomer.dts b/arch/arm/boot/dts/ste-ux500-samsung-skomer.dts index d6f6ac04a48a..27722c42b61c 100644 --- a/arch/arm/boot/dts/ste-ux500-samsung-skomer.dts +++ b/arch/arm/boot/dts/ste-ux500-samsung-skomer.dts @@ -108,15 +108,12 @@ }; }; - /* - * FIXME: this is not quite GPIO backlight. This is a - * KTD253 one-wire GPIO-controlled backlight. It can - * work as a GPIO backlight. - */ - gpio_bl: backlight { - compatible = "gpio-backlight"; + ktd253: backlight { + compatible = "kinetic,ktd253"; /* GPIO 69 */ - gpios = <&gpio2 5 GPIO_ACTIVE_HIGH>; + enable-gpios = <&gpio2 5 GPIO_ACTIVE_HIGH>; + /* Default to 13/32 brightness */ + default-brightness = <13>; pinctrl-names = "default"; pinctrl-0 = <&gpio_backlight_default_mode>; }; @@ -409,7 +406,7 @@ reset-gpios = <&gpio4 11 GPIO_ACTIVE_LOW>; pinctrl-names = "default"; pinctrl-0 = <&display_default_mode>; - backlight = <&gpio_bl>; + backlight = <&ktd253>; }; }; }; |