From ff493eef396b2480c270c1174264418739021e57 Mon Sep 17 00:00:00 2001 From: Robert Jarzmik Date: Sun, 29 Jun 2014 11:20:00 -0300 Subject: [PATCH] [media] media: soc_camera: pxa_camera documentation device-tree support Add device-tree bindings documentation for pxa_camera driver. Signed-off-by: Robert Jarzmik Signed-off-by: Guennadi Liakhovetski Signed-off-by: Mauro Carvalho Chehab --- .../devicetree/bindings/media/pxa-camera.txt | 43 +++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/pxa-camera.txt diff --git a/Documentation/devicetree/bindings/media/pxa-camera.txt b/Documentation/devicetree/bindings/media/pxa-camera.txt new file mode 100644 index 000000000000..11f5b5d51af8 --- /dev/null +++ b/Documentation/devicetree/bindings/media/pxa-camera.txt @@ -0,0 +1,43 @@ +Marvell PXA camera host interface + +Required properties: + - compatible: Should be "marvell,pxa270-qci" + - reg: register base and size + - interrupts: the interrupt number + - any required generic properties defined in video-interfaces.txt + +Optional properties: + - clocks: input clock (see clock-bindings.txt) + - clock-output-names: should contain the name of the clock driving the + sensor master clock MCLK + - clock-frequency: host interface is driving MCLK, and MCLK rate is this rate + +Example: + + pxa_camera: pxa_camera@50000000 { + compatible = "marvell,pxa270-qci"; + reg = <0x50000000 0x1000>; + interrupts = <33>; + + clocks = <&pxa2xx_clks 24>; + clock-names = "ciclk"; + clock-frequency = <50000000>; + clock-output-names = "qci_mclk"; + + status = "okay"; + + port { + #address-cells = <1>; + #size-cells = <0>; + + /* Parallel bus endpoint */ + qci: endpoint@0 { + reg = <0>; /* Local endpoint # */ + remote-endpoint = <&mt9m111_1>; + bus-width = <8>; /* Used data lines */ + hsync-active = <0>; /* Active low */ + vsync-active = <0>; /* Active low */ + pclk-sample = <1>; /* Rising */ + }; + }; + }; -- 2.20.1