From mboxrd@z Thu Jan 1 00:00:00 1970 From: slongerbeam@gmail.com (Steve Longerbeam) Date: Wed, 7 Jun 2017 11:33:41 -0700 Subject: [PATCH v8 02/34] [media] dt-bindings: Add bindings for i.MX media driver In-Reply-To: <1496860453-6282-1-git-send-email-steve_longerbeam@mentor.com> References: <1496860453-6282-1-git-send-email-steve_longerbeam@mentor.com> Message-ID: <1496860453-6282-3-git-send-email-steve_longerbeam@mentor.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Add bindings documentation for the i.MX media driver. Signed-off-by: Steve Longerbeam --- Documentation/devicetree/bindings/media/imx.txt | 47 +++++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/imx.txt diff --git a/Documentation/devicetree/bindings/media/imx.txt b/Documentation/devicetree/bindings/media/imx.txt new file mode 100644 index 0000000..c1e1e2b --- /dev/null +++ b/Documentation/devicetree/bindings/media/imx.txt @@ -0,0 +1,47 @@ +Freescale i.MX Media Video Device +================================= + +Video Media Controller node +--------------------------- + +This is the media controller node for video capture support. It is a +virtual device that lists the camera serial interface nodes that the +media device will control. + +Required properties: +- compatible : "fsl,imx-capture-subsystem"; +- ports : Should contain a list of phandles pointing to camera + sensor interface ports of IPU devices + +example: + +capture-subsystem { + compatible = "fsl,imx-capture-subsystem"; + ports = <&ipu1_csi0>, <&ipu1_csi1>; +}; + + +mipi_csi2 node +-------------- + +This is the device node for the MIPI CSI-2 Receiver, required for MIPI +CSI-2 sensors. + +Required properties: +- compatible : "fsl,imx6-mipi-csi2", "snps,dw-mipi-csi2"; +- reg : physical base address and length of the register set; +- clocks : the MIPI CSI-2 receiver requires three clocks: hsi_tx + (the D-PHY clock), video_27m (D-PHY PLL reference + clock), and eim_podf; +- clock-names : must contain "dphy", "ref", "pix"; +- port@* : five port nodes must exist, containing endpoints + connecting to the source and sink devices according to + of_graph bindings. The first port is an input port, + connecting with a MIPI CSI-2 source, and ports 1 + through 4 are output ports connecting with parallel + bus sink endpoint nodes and correspond to the four + MIPI CSI-2 virtual channel outputs. + +Optional properties: +- interrupts : must contain two level-triggered interrupts, + in order: 100 and 101; -- 2.7.4