From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andi Shyti Subject: [PATCH v5 5/6] Documentation: bindings: add documentation for ir-spi device driver Date: Fri, 16 Dec 2016 15:12:17 +0900 Message-ID: <20161216061218.5906-6-andi.shyti@samsung.com> References: <20161216061218.5906-1-andi.shyti@samsung.com> Return-path: In-reply-to: <20161216061218.5906-1-andi.shyti@samsung.com> Sender: linux-media-owner@vger.kernel.org To: Mauro Carvalho Chehab , Sean Young , Rob Herring , Mark Rutland , Richard Purdie , Jacek Anaszewski , Heiner Kallweit Cc: linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-leds@vger.kernel.org, linux-kernel@vger.kernel.org, Andi Shyti , Andi Shyti List-Id: linux-leds@vger.kernel.org Document the ir-spi driver's binding which is a IR led driven through the SPI line. Signed-off-by: Andi Shyti Reviewed-by: Sean Young --- .../devicetree/bindings/leds/irled/spi-ir-led.txt | 29 ++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 Documentation/devicetree/bindings/leds/irled/spi-ir-led.txt diff --git a/Documentation/devicetree/bindings/leds/irled/spi-ir-led.txt b/Documentation/devicetree/bindings/leds/irled/spi-ir-led.txt new file mode 100644 index 0000000..896b699 --- /dev/null +++ b/Documentation/devicetree/bindings/leds/irled/spi-ir-led.txt @@ -0,0 +1,29 @@ +Device tree bindings for IR LED connected through SPI bus which is used as +remote controller. + +The IR LED switch is connected to the MOSI line of the SPI device and the data +are delivered thourgh that. + +Required properties: + - compatible: should be "ir-spi-led". + +Optional properties: + - duty-cycle: 8 bit balue that represents the percentage of one period + in which the signal is active. It can be 50, 60, 70, 75, 80 or 90. + - led-active-low: boolean value that specifies whether the output is + negated with a NOT gate. + - power-supply: specifies the power source. It can either be a regulator + or a gpio which enables a regulator, i.e. a regulator-fixed as + described in + Documentation/devicetree/bindings/regulator/fixed-regulator.txt + +Example: + + irled@0 { + compatible = "ir-spi-led"; + reg = <0x0>; + spi-max-frequency = <5000000>; + power-supply = <&vdd_led>; + led-active-low; + duty-cycle = /bits/ 8 <60>; + }; -- 2.10.2