1*4882a593SmuzhiyunAtmel Image Sensor Controller (ISC) 2*4882a593Smuzhiyun---------------------------------------------- 3*4882a593Smuzhiyun 4*4882a593SmuzhiyunRequired properties for ISC: 5*4882a593Smuzhiyun- compatible 6*4882a593Smuzhiyun Must be "atmel,sama5d2-isc". 7*4882a593Smuzhiyun- reg 8*4882a593Smuzhiyun Physical base address and length of the registers set for the device. 9*4882a593Smuzhiyun- interrupts 10*4882a593Smuzhiyun Should contain IRQ line for the ISC. 11*4882a593Smuzhiyun- clocks 12*4882a593Smuzhiyun List of clock specifiers, corresponding to entries in 13*4882a593Smuzhiyun the clock-names property; 14*4882a593Smuzhiyun Please refer to clock-bindings.txt. 15*4882a593Smuzhiyun- clock-names 16*4882a593Smuzhiyun Required elements: "hclock", "iscck", "gck". 17*4882a593Smuzhiyun- #clock-cells 18*4882a593Smuzhiyun Should be 0. 19*4882a593Smuzhiyun- clock-output-names 20*4882a593Smuzhiyun Should be "isc-mck". 21*4882a593Smuzhiyun- pinctrl-names, pinctrl-0 22*4882a593Smuzhiyun Please refer to pinctrl-bindings.txt. 23*4882a593Smuzhiyun 24*4882a593SmuzhiyunISC supports a single port node with parallel bus. It should contain one 25*4882a593Smuzhiyun'port' child node with child 'endpoint' node. Please refer to the bindings 26*4882a593Smuzhiyundefined in Documentation/devicetree/bindings/media/video-interfaces.txt. 27*4882a593Smuzhiyun 28*4882a593SmuzhiyunExample: 29*4882a593Smuzhiyunisc: isc@f0008000 { 30*4882a593Smuzhiyun compatible = "atmel,sama5d2-isc"; 31*4882a593Smuzhiyun reg = <0xf0008000 0x4000>; 32*4882a593Smuzhiyun interrupts = <46 IRQ_TYPE_LEVEL_HIGH 5>; 33*4882a593Smuzhiyun clocks = <&isc_clk>, <&iscck>, <&isc_gclk>; 34*4882a593Smuzhiyun clock-names = "hclock", "iscck", "gck"; 35*4882a593Smuzhiyun #clock-cells = <0>; 36*4882a593Smuzhiyun clock-output-names = "isc-mck"; 37*4882a593Smuzhiyun pinctrl-names = "default"; 38*4882a593Smuzhiyun pinctrl-0 = <&pinctrl_isc_base &pinctrl_isc_data_8bit &pinctrl_isc_data_9_10 &pinctrl_isc_data_11_12>; 39*4882a593Smuzhiyun 40*4882a593Smuzhiyun port { 41*4882a593Smuzhiyun isc_0: endpoint { 42*4882a593Smuzhiyun remote-endpoint = <&ov7740_0>; 43*4882a593Smuzhiyun hsync-active = <1>; 44*4882a593Smuzhiyun vsync-active = <0>; 45*4882a593Smuzhiyun pclk-sample = <1>; 46*4882a593Smuzhiyun }; 47*4882a593Smuzhiyun }; 48*4882a593Smuzhiyun}; 49*4882a593Smuzhiyun 50*4882a593Smuzhiyuni2c1: i2c@fc028000 { 51*4882a593Smuzhiyun ov7740: camera@21 { 52*4882a593Smuzhiyun compatible = "ovti,ov7740"; 53*4882a593Smuzhiyun reg = <0x21>; 54*4882a593Smuzhiyun clocks = <&isc>; 55*4882a593Smuzhiyun clock-names = "xvclk"; 56*4882a593Smuzhiyun assigned-clocks = <&isc>; 57*4882a593Smuzhiyun assigned-clock-rates = <24000000>; 58*4882a593Smuzhiyun 59*4882a593Smuzhiyun port { 60*4882a593Smuzhiyun ov7740_0: endpoint { 61*4882a593Smuzhiyun remote-endpoint = <&isc_0>; 62*4882a593Smuzhiyun }; 63*4882a593Smuzhiyun }; 64*4882a593Smuzhiyun }; 65*4882a593Smuzhiyun}; 66