xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/media/i2c/virtual-camera.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun* Rockchip Virtual Camera
2*4882a593Smuzhiyun
3*4882a593SmuzhiyunThe virtual sensor supports multiple resolutions output,
4*4882a593Smuzhiyunsuch as 1280x720,1920x1080,3840x720,3840x2160,5120x2880.
5*4882a593SmuzhiyunIt also can support RGB24 or raw output formats.
6*4882a593Smuzhiyun
7*4882a593SmuzhiyunRequired Properties:
8*4882a593Smuzhiyun- compatible: Must be "rockchip,virtual-camera"
9*4882a593Smuzhiyun- reg: I2C slave address, this value is useless.
10*4882a593Smuzhiyun- link-frequencies: target mipi clock frequency, half of mipi data rate.
11*4882a593Smuzhiyun
12*4882a593SmuzhiyunOptional Properties:
13*4882a593Smuzhiyun- width: output pixel width.
14*4882a593Smuzhiyun- height: output pixel height.
15*4882a593Smuzhiyun- bus-format: output bus format, it is a media bus format code.
16*4882a593Smuzhiyun
17*4882a593SmuzhiyunThe device node must contain one 'port' child node for its digital output
18*4882a593Smuzhiyunvideo port, in accordance with the video interface bindings defined in
19*4882a593SmuzhiyunDocumentation/devicetree/bindings/media/video-interfaces.txt.
20*4882a593Smuzhiyun
21*4882a593SmuzhiyunExample:
22*4882a593Smuzhiyun
23*4882a593Smuzhiyun	&i2c0 {
24*4882a593Smuzhiyun		...
25*4882a593Smuzhiyun		...
26*4882a593Smuzhiyun		 vcamera@30 {
27*4882a593Smuzhiyun			compatible = "rockchip,virtual-camera";
28*4882a593Smuzhiyun			reg = <0x30>;
29*4882a593Smuzhiyun			width = <1920>;
30*4882a593Smuzhiyun			height = <1080>;
31*4882a593Smuzhiyun			bus-format = <MEDIA_BUS_FMT_BGGR8_1X8>;
32*4882a593Smuzhiyun
33*4882a593Smuzhiyun			port {
34*4882a593Smuzhiyun				vcamera_out: endpoint {
35*4882a593Smuzhiyun					remote-endpoint = <&dphy_rx_in>;
36*4882a593Smuzhiyun					link-frequencies = /bits/ 64 <500000000>;
37*4882a593Smuzhiyun				};
38*4882a593Smuzhiyun			};
39*4882a593Smuzhiyun		};
40*4882a593Smuzhiyun		...
41*4882a593Smuzhiyun	};
42