From: Tomi Valkeinen <tomi.valkeinen@ti.com> To: Jacek Anaszewski <j.anaszewski@samsung.com>, Jingoo Han <jingoohan1@gmail.com>, Lee Jones <lee.jones@linaro.org>, linux-leds@vger.kernel.org, linux-fbdev@vger.kernel.org Cc: Andrew Lunn <andrew@lunn.ch>, Tomi Valkeinen <tomi.valkeinen@ti.com> Subject: [PATCH 3/3] devicetree: Add led-backlight binding Date: Tue, 25 Aug 2015 14:34:02 +0300 [thread overview] Message-ID: <1440502442-19531-4-git-send-email-tomi.valkeinen@ti.com> (raw) In-Reply-To: <1440502442-19531-1-git-send-email-tomi.valkeinen@ti.com> Add DT binding for led-backlight. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com> --- .../bindings/video/backlight/led-backlight.txt | 30 ++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 Documentation/devicetree/bindings/video/backlight/led-backlight.txt diff --git a/Documentation/devicetree/bindings/video/backlight/led-backlight.txt b/Documentation/devicetree/bindings/video/backlight/led-backlight.txt new file mode 100644 index 000000000000..fb77051ac230 --- /dev/null +++ b/Documentation/devicetree/bindings/video/backlight/led-backlight.txt @@ -0,0 +1,30 @@ +led-backlight bindings + +Required properties: + - compatible: "led-backlight" + - leds: phandle to a led OF node [0] + - brightness-levels: Array of distinct LED brightness levels. These + are in the range from 0 to 255, passed to the LED class driver. + - default-brightness-level: the default brightness level (index into the + array defined by the "brightness-levels" property) + - power-supply: regulator for supply voltage + +Optional properties: + - enable-gpios: contains a single GPIO specifier for the GPIO which enables + and disables the backlight (see GPIO binding[1]) + +[0]: Documentation/devicetree/bindings/leds/common.txt +[1]: Documentation/devicetree/bindings/gpio/gpio.txt + +Example: + + backlight { + compatible = "led-backlight"; + leds = <&backlight_led>; + + brightness-levels = <0 4 8 16 32 64 128 255>; + default-brightness-level = <6>; + + power-supply = <&vdd_bl_reg>; + enable-gpios = <&gpio 58 0>; + }; -- 2.1.4
WARNING: multiple messages have this Message-ID (diff)
From: Tomi Valkeinen <tomi.valkeinen@ti.com> To: Jacek Anaszewski <j.anaszewski@samsung.com>, Jingoo Han <jingoohan1@gmail.com>, Lee Jones <lee.jones@linaro.org>, linux-leds@vger.kernel.org, linux-fbdev@vger.kernel.org Cc: Andrew Lunn <andrew@lunn.ch>, Tomi Valkeinen <tomi.valkeinen@ti.com> Subject: [PATCH 3/3] devicetree: Add led-backlight binding Date: Tue, 25 Aug 2015 11:34:02 +0000 [thread overview] Message-ID: <1440502442-19531-4-git-send-email-tomi.valkeinen@ti.com> (raw) In-Reply-To: <1440502442-19531-1-git-send-email-tomi.valkeinen@ti.com> Add DT binding for led-backlight. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com> --- .../bindings/video/backlight/led-backlight.txt | 30 ++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 Documentation/devicetree/bindings/video/backlight/led-backlight.txt diff --git a/Documentation/devicetree/bindings/video/backlight/led-backlight.txt b/Documentation/devicetree/bindings/video/backlight/led-backlight.txt new file mode 100644 index 000000000000..fb77051ac230 --- /dev/null +++ b/Documentation/devicetree/bindings/video/backlight/led-backlight.txt @@ -0,0 +1,30 @@ +led-backlight bindings + +Required properties: + - compatible: "led-backlight" + - leds: phandle to a led OF node [0] + - brightness-levels: Array of distinct LED brightness levels. These + are in the range from 0 to 255, passed to the LED class driver. + - default-brightness-level: the default brightness level (index into the + array defined by the "brightness-levels" property) + - power-supply: regulator for supply voltage + +Optional properties: + - enable-gpios: contains a single GPIO specifier for the GPIO which enables + and disables the backlight (see GPIO binding[1]) + +[0]: Documentation/devicetree/bindings/leds/common.txt +[1]: Documentation/devicetree/bindings/gpio/gpio.txt + +Example: + + backlight { + compatible = "led-backlight"; + leds = <&backlight_led>; + + brightness-levels = <0 4 8 16 32 64 128 255>; + default-brightness-level = <6>; + + power-supply = <&vdd_bl_reg>; + enable-gpios = <&gpio 58 0>; + }; -- 2.1.4
next prev parent reply other threads:[~2015-08-25 11:34 UTC|newest] Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top 2015-08-25 11:33 [PATCH 0/3] backlight: led-backlight driver Tomi Valkeinen 2015-08-25 11:33 ` Tomi Valkeinen 2015-08-25 11:34 ` [PATCH 1/3] leds: Add of_led_get() and led_put() Tomi Valkeinen 2015-08-25 11:34 ` Tomi Valkeinen 2015-08-25 12:18 ` Andrew Lunn 2015-08-25 12:18 ` Andrew Lunn 2015-08-25 12:53 ` Tomi Valkeinen 2015-08-25 12:53 ` Tomi Valkeinen 2015-09-08 11:23 ` Tomi Valkeinen 2015-09-08 11:23 ` Tomi Valkeinen 2015-08-25 13:25 ` Jacek Anaszewski 2015-08-25 13:25 ` Jacek Anaszewski 2015-09-07 12:35 ` Tomi Valkeinen 2015-09-07 12:35 ` Tomi Valkeinen 2015-09-07 14:11 ` Jacek Anaszewski 2015-09-07 14:11 ` Jacek Anaszewski 2015-09-08 7:10 ` Tomi Valkeinen 2015-09-08 7:10 ` Tomi Valkeinen 2015-09-08 9:21 ` Jacek Anaszewski 2015-09-08 9:21 ` Jacek Anaszewski 2015-09-08 10:41 ` Tomi Valkeinen 2015-09-08 10:41 ` Tomi Valkeinen 2015-09-08 10:57 ` Jacek Anaszewski 2015-09-08 10:57 ` Jacek Anaszewski 2015-09-07 13:18 ` Tomi Valkeinen 2015-09-07 13:18 ` Tomi Valkeinen 2015-09-07 14:10 ` Jacek Anaszewski 2015-09-07 14:10 ` Jacek Anaszewski 2015-08-25 11:34 ` [PATCH 2/3] backlight: add led-backlight driver Tomi Valkeinen 2015-08-25 11:34 ` Tomi Valkeinen 2015-08-25 12:39 ` Andrew Lunn 2015-08-25 12:39 ` Andrew Lunn 2015-08-25 13:00 ` Tomi Valkeinen 2015-08-25 13:00 ` Tomi Valkeinen 2015-08-25 11:34 ` Tomi Valkeinen [this message] 2015-08-25 11:34 ` [PATCH 3/3] devicetree: Add led-backlight binding Tomi Valkeinen 2015-08-25 13:39 ` Jacek Anaszewski 2015-08-25 13:39 ` Jacek Anaszewski 2015-08-25 15:41 ` Tomi Valkeinen 2015-08-25 15:41 ` Tomi Valkeinen 2015-08-26 7:07 ` Jacek Anaszewski 2015-08-26 7:07 ` Jacek Anaszewski 2015-08-26 9:11 ` Tomi Valkeinen 2015-08-26 9:11 ` Tomi Valkeinen 2015-08-26 9:56 ` Jacek Anaszewski 2015-08-26 9:56 ` Jacek Anaszewski 2015-08-31 23:12 ` Rob Herring 2015-08-31 23:12 ` Rob Herring 2015-09-04 15:03 ` Jacek Anaszewski 2015-09-04 15:03 ` Jacek Anaszewski
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