1*4882a593Smuzhiyun* RK628 HDMI-RX to MIPI CSI2-TX Bridge 2*4882a593Smuzhiyun 3*4882a593SmuzhiyunThe RK628 HDMI-RX to MIPI CSI2-TX (H2C) is a bridge that converts 4*4882a593Smuzhiyuna HDMI stream to MIPI CSI-2 TX. It is programmable through I2C. 5*4882a593Smuzhiyun 6*4882a593SmuzhiyunRequired Properties: 7*4882a593Smuzhiyun- compatible: value should be "rockchip,rk628-csi-v4l2" 8*4882a593Smuzhiyun- reg: I2C device address 9*4882a593Smuzhiyun 10*4882a593SmuzhiyunOptional Properties: 11*4882a593Smuzhiyun- reset-gpios: gpio phandle GPIO connected to the reset pin 12*4882a593Smuzhiyun- enable-gpios: a GPIO spec for the enable pin 13*4882a593Smuzhiyun- plugin-det-gpios: HDMI 5V detect pin 14*4882a593Smuzhiyun- interrupts: GPIO connected to the interrupt pin 15*4882a593Smuzhiyun- data-lanes: should be <1 2 3 4> for four-lane operation, 16*4882a593Smuzhiyun or <1 2> for two-lane operation 17*4882a593Smuzhiyun 18*4882a593SmuzhiyunFor further information on the MIPI CSI-2 endpoint node properties, see 19*4882a593SmuzhiyunDocumentation/devicetree/bindings/media/video-interfaces.txt. 20*4882a593Smuzhiyun 21*4882a593SmuzhiyunExample: 22*4882a593Smuzhiyun 23*4882a593Smuzhiyun rk628_csi_v4l2: rk628_csi_v4l2@50 { 24*4882a593Smuzhiyun reg = <0x50>; 25*4882a593Smuzhiyun compatible = "rockchip,rk628-csi-v4l2"; 26*4882a593Smuzhiyun interrupt-parent = <&gpio2>; 27*4882a593Smuzhiyun interrupts = <2 IRQ_TYPE_LEVEL_HIGH>; 28*4882a593Smuzhiyun enable-gpios = <&gpio5 RK_PC3 GPIO_ACTIVE_HIGH>; 29*4882a593Smuzhiyun reset-gpios = <&gpio2 RK_PA3 GPIO_ACTIVE_LOW>; 30*4882a593Smuzhiyun plugin-det-gpios = <&gpio2 RK_PA4 GPIO_ACTIVE_LOW>; 31*4882a593Smuzhiyun 32*4882a593Smuzhiyun rockchip,camera-module-index = <0>; 33*4882a593Smuzhiyun rockchip,camera-module-facing = "back"; 34*4882a593Smuzhiyun rockchip,camera-module-name = "RK628-CSI"; 35*4882a593Smuzhiyun rockchip,camera-module-lens-name = "NC"; 36*4882a593Smuzhiyun 37*4882a593Smuzhiyun port { 38*4882a593Smuzhiyun hdmiin_out0: endpoint { 39*4882a593Smuzhiyun remote-endpoint = <&mipi_in>; 40*4882a593Smuzhiyun data-lanes = <1 2 3 4>; 41*4882a593Smuzhiyun }; 42*4882a593Smuzhiyun }; 43*4882a593Smuzhiyun }; 44