From: Sebastian Reichel <sre@kernel.org>
To: Jean-Jacques Hiblot <jjhiblot@ti.com>
Cc: jacek.anaszewski@gmail.com, pavel@ucw.cz, robh+dt@kernel.org,
mark.rutland@arm.com, lee.jones@linaro.org,
daniel.thompson@linaro.org, linux-kernel@vger.kernel.org,
dri-devel@lists.freedesktop.org, tomi.valkeinen@ti.com,
dmurphy@ti.com, linux-leds@vger.kernel.org
Subject: Re: [PATCH v8 4/5] dt-bindings: backlight: Add led-backlight binding
Date: Thu, 3 Oct 2019 13:17:13 +0200 [thread overview]
Message-ID: <20191003111713.ooc4n3isz47wnn4v@earth.universe> (raw)
In-Reply-To: <20191003082812.28491-5-jjhiblot@ti.com>
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Hi,
On Thu, Oct 03, 2019 at 10:28:11AM +0200, Jean-Jacques Hiblot wrote:
> Add DT binding for led-backlight.
>
> Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
> Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.com>
-- Sebastian
> ---
> .../bindings/leds/backlight/led-backlight.txt | 28 +++++++++++++++++++
> 1 file changed, 28 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/leds/backlight/led-backlight.txt
>
> diff --git a/Documentation/devicetree/bindings/leds/backlight/led-backlight.txt b/Documentation/devicetree/bindings/leds/backlight/led-backlight.txt
> new file mode 100644
> index 000000000000..4c7dfbe7f67a
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/leds/backlight/led-backlight.txt
> @@ -0,0 +1,28 @@
> +led-backlight bindings
> +
> +This binding is used to describe a basic backlight device made of LEDs.
> +It can also be used to describe a backlight device controlled by the output of
> +a LED driver.
> +
> +Required properties:
> + - compatible: "led-backlight"
> + - leds: a list of LEDs
> +
> +Optional properties:
> + - brightness-levels: Array of distinct brightness levels. The levels must be
> + in the range accepted by the underlying LED devices.
> + This is used to translate a backlight brightness level
> + into a LED brightness level. If it is not provided, the
> + identity mapping is used.
> +
> + - default-brightness-level: The default brightness level.
> +
> +Example:
> +
> + backlight {
> + compatible = "led-backlight";
> +
> + leds = <&led1>, <&led2>;
> + brightness-levels = <0 4 8 16 32 64 128 255>;
> + default-brightness-level = <6>;
> + };
> --
> 2.17.1
>
> _______________________________________________
> dri-devel mailing list
> dri-devel@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel
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next prev parent reply other threads:[~2019-10-03 11:17 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-03 8:28 [PATCH v8 0/5] Add a generic driver for LED-based backlight Jean-Jacques Hiblot
2019-10-03 8:28 ` [PATCH v8 1/5] leds: populate the device's of_node when possible Jean-Jacques Hiblot
2019-10-04 21:08 ` Jacek Anaszewski
2019-10-03 8:28 ` [PATCH v8 2/5] leds: Add of_led_get() and led_put() Jean-Jacques Hiblot
2019-10-03 10:42 ` Sebastian Reichel
2019-10-03 12:47 ` Jean-Jacques Hiblot
2019-10-03 17:43 ` Jacek Anaszewski
2019-10-03 18:35 ` Mark Brown
2019-10-03 19:21 ` Jacek Anaszewski
2019-10-03 19:41 ` Mark Brown
2019-10-03 20:27 ` Should regulator core support parsing OF based fwnode? (was: Re: [PATCH v8 2/5] leds: Add of_led_get() and led_put()) Jacek Anaszewski
2019-10-04 10:12 ` Should regulator core support parsing OF based fwnode? Jean-Jacques Hiblot
2019-10-04 11:39 ` Should regulator core support parsing OF based fwnode? (was: Re: [PATCH v8 2/5] leds: Add of_led_get() and led_put()) Mark Brown
2019-10-04 13:33 ` Should regulator core support parsing OF based fwnode? Jean-Jacques Hiblot
2019-10-04 14:40 ` Mark Brown
2019-10-04 15:13 ` Jean-Jacques Hiblot
2019-10-04 15:58 ` Mark Brown
2019-10-04 16:12 ` Jean-Jacques Hiblot
2019-10-04 17:42 ` Mark Brown
2019-10-04 20:55 ` Jacek Anaszewski
2019-10-03 8:28 ` [PATCH v8 3/5] leds: Add managed API to get a LED from a device driver Jean-Jacques Hiblot
2019-10-03 10:47 ` Sebastian Reichel
2019-10-03 8:28 ` [PATCH v8 4/5] dt-bindings: backlight: Add led-backlight binding Jean-Jacques Hiblot
2019-10-03 11:17 ` Sebastian Reichel [this message]
2019-10-03 8:28 ` [PATCH v8 5/5] backlight: add led-backlight driver Jean-Jacques Hiblot
2019-10-03 11:47 ` Sebastian Reichel
2019-10-03 17:23 ` Jean-Jacques Hiblot
2019-10-03 11:40 ` [PATCH v8 0/5] Add a generic driver for LED-based backlight Lee Jones
2019-10-08 19:55 ` Pavel Machek
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