1 * Omnivision OV7740 CMOS image sensor 1 * Omnivision OV7740 CMOS image sensor
2 2
3 The Omnivision OV7740 image sensor supports mu 3 The Omnivision OV7740 image sensor supports multiple output image
4 size, such as VGA, and QVGA, CIF and any size 4 size, such as VGA, and QVGA, CIF and any size smaller. It also
5 supports the RAW RGB and YUV output formats. 5 supports the RAW RGB and YUV output formats.
6 6
7 The common video interfaces bindings (see vide 7 The common video interfaces bindings (see video-interfaces.txt) should
8 be used to specify link to the image data rece 8 be used to specify link to the image data receiver. The OV7740 device
9 node should contain one 'port' child node with 9 node should contain one 'port' child node with an 'endpoint' subnode.
10 10
11 Required Properties: 11 Required Properties:
12 - compatible: "ovti,ov7740". 12 - compatible: "ovti,ov7740".
13 - reg: I2C slave address of the senso 13 - reg: I2C slave address of the sensor.
14 - clocks: Reference to the xvclk input c 14 - clocks: Reference to the xvclk input clock.
15 - clock-names: "xvclk". 15 - clock-names: "xvclk".
16 16
17 Optional Properties: 17 Optional Properties:
18 - reset-gpios: Rreference to the GPIO connecte 18 - reset-gpios: Rreference to the GPIO connected to the reset_b pin,
19 if any. Active low with pull-ip resistor. 19 if any. Active low with pull-ip resistor.
20 - powerdown-gpios: Reference to the GPIO conne 20 - powerdown-gpios: Reference to the GPIO connected to the pwdn pin,
21 if any. Active high with pull-down resistor. 21 if any. Active high with pull-down resistor.
22 22
23 Endpoint node mandatory properties: 23 Endpoint node mandatory properties:
24 - remote-endpoint: A phandle to the bus receiv 24 - remote-endpoint: A phandle to the bus receiver's endpoint node.
25 25
26 Example: 26 Example:
27 27
28 i2c1: i2c@fc028000 { 28 i2c1: i2c@fc028000 {
29 ov7740: camera@21 { 29 ov7740: camera@21 {
30 compatible = "ovti,ov7 30 compatible = "ovti,ov7740";
31 reg = <0x21>; 31 reg = <0x21>;
32 pinctrl-names = "defau 32 pinctrl-names = "default";
33 pinctrl-0 = <&pinctrl_ 33 pinctrl-0 = <&pinctrl_sensor_power &pinctrl_sensor_reset>;
34 clocks = <&isc>; 34 clocks = <&isc>;
35 clock-names = "xvclk"; 35 clock-names = "xvclk";
36 assigned-clocks = <&is 36 assigned-clocks = <&isc>;
37 assigned-clock-rates = 37 assigned-clock-rates = <24000000>;
38 reset-gpios = <&pioA 4 38 reset-gpios = <&pioA 43 GPIO_ACTIVE_LOW>;
39 powerdown-gpios = <&pi 39 powerdown-gpios = <&pioA 44 GPIO_ACTIVE_HIGH>;
40 40
41 port { 41 port {
42 ov7740_0: endp 42 ov7740_0: endpoint {
43 remote 43 remote-endpoint = <&isc_0>;
44 }; 44 };
45 }; 45 };
46 }; 46 };
47 }; 47 };
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