From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andi Shyti Subject: [PATCH v2 6/7] Documentation: bindings: add documentation for ir-spi device driver Date: Fri, 02 Sep 2016 02:16:28 +0900 Message-ID: <20160901171629.15422-7-andi.shyti@samsung.com> References: <20160901171629.15422-1-andi.shyti@samsung.com> Return-path: In-reply-to: <20160901171629.15422-1-andi.shyti@samsung.com> Sender: linux-media-owner@vger.kernel.org To: Mauro Carvalho Chehab , Sean Young , Rob Herring , Mark Rutland Cc: linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Andi Shyti , Andi Shyti List-Id: devicetree@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 --- Documentation/devicetree/bindings/media/spi-ir.txt | 26 ++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/spi-ir.txt diff --git a/Documentation/devicetree/bindings/media/spi-ir.txt b/Documentation/devicetree/bindings/media/spi-ir.txt new file mode 100644 index 0000000..85cb21b --- /dev/null +++ b/Documentation/devicetree/bindings/media/spi-ir.txt @@ -0,0 +1,26 @@ +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". + +Optional properties: + - irled,switch: specifies the gpio switch which enables the irled/ + - negated: boolean value that specifies whether the output is negated + with a NOT gate. + - duty-cycle: 8 bit value that stores the percentage of the duty cycle. + it can be 50, 60, 70, 75, 80 or 90. + +Example: + + irled@0 { + compatible = "ir-spi"; + reg = <0x0>; + spi-max-frequency = <5000000>; + irled,switch = <&gpr3 3 0>; + negated; + duty-cycle = /bits/ 8 <60>; + }; -- 2.9.3