1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-C 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 # Copyright (c) 2020 MediaTek Inc. 2 # Copyright (c) 2020 MediaTek Inc.
3 %YAML 1.2 3 %YAML 1.2
4 --- 4 ---
5 $id: http://devicetree.org/schemas/media/i2c/o 5 $id: http://devicetree.org/schemas/media/i2c/ovti,ov02a10.yaml#
6 $schema: http://devicetree.org/meta-schemas/co 6 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 7
8 title: Omnivision OV02A10 CMOS Sensor 8 title: Omnivision OV02A10 CMOS Sensor
9 9
10 maintainers: 10 maintainers:
11 - Dongchun Zhu <dongchun.zhu@mediatek.com> 11 - Dongchun Zhu <dongchun.zhu@mediatek.com>
12 12
13 description: |- 13 description: |-
14 The Omnivision OV02A10 is a low-cost, high p 14 The Omnivision OV02A10 is a low-cost, high performance, 1/5-inch, 2 megapixel
15 image sensor, which is the latest production 15 image sensor, which is the latest production derived from Omnivision's CMOS
16 image sensor technology. Ihis chip supports 16 image sensor technology. Ihis chip supports high frame rate speeds up to 30fps
17 @ 1600x1200 (UXGA) resolution transferred ov 17 @ 1600x1200 (UXGA) resolution transferred over a 1-lane MIPI interface. The
18 sensor output is available via CSI-2 serial 18 sensor output is available via CSI-2 serial data output.
19 19
20 allOf: 20 allOf:
21 - $ref: /schemas/media/video-interface-devic 21 - $ref: /schemas/media/video-interface-devices.yaml#
22 22
23 properties: 23 properties:
24 compatible: 24 compatible:
25 const: ovti,ov02a10 25 const: ovti,ov02a10
26 26
27 reg: 27 reg:
28 maxItems: 1 28 maxItems: 1
29 29
30 clocks: 30 clocks:
31 maxItems: 1 31 maxItems: 1
32 32
33 clock-names: 33 clock-names:
34 description: 34 description:
35 External clock for the sensor. 35 External clock for the sensor.
36 items: 36 items:
37 - const: eclk 37 - const: eclk
38 38
39 clock-frequency: 39 clock-frequency:
40 description: 40 description:
41 Frequency of the eclk clock in Hz. 41 Frequency of the eclk clock in Hz.
42 42
43 dovdd-supply: 43 dovdd-supply:
44 description: 44 description:
45 Definition of the regulator used as Digi 45 Definition of the regulator used as Digital I/O voltage supply.
46 46
47 avdd-supply: 47 avdd-supply:
48 description: 48 description:
49 Definition of the regulator used as Anal 49 Definition of the regulator used as Analog voltage supply.
50 50
51 dvdd-supply: 51 dvdd-supply:
52 description: 52 description:
53 Definition of the regulator used as Digi 53 Definition of the regulator used as Digital core voltage supply.
54 54
55 powerdown-gpios: 55 powerdown-gpios:
56 description: 56 description:
57 Must be the device tree identifier of th 57 Must be the device tree identifier of the GPIO connected to the
58 PD_PAD pin. This pin is used to place th 58 PD_PAD pin. This pin is used to place the OV02A10 into standby mode
59 or shutdown mode. As the line needs to b 59 or shutdown mode. As the line needs to be high for the powerdown mode
60 to be active, it should be marked GPIO_A 60 to be active, it should be marked GPIO_ACTIVE_HIGH.
61 maxItems: 1 61 maxItems: 1
62 62
63 reset-gpios: 63 reset-gpios:
64 description: 64 description:
65 Must be the device tree identifier of th 65 Must be the device tree identifier of the GPIO connected to the
66 RST_PD pin. If specified, it will be ass 66 RST_PD pin. If specified, it will be asserted during driver probe.
67 As the line needs to be low for the rese 67 As the line needs to be low for the reset to be active, it should be
68 marked GPIO_ACTIVE_LOW. 68 marked GPIO_ACTIVE_LOW.
69 maxItems: 1 69 maxItems: 1
70 70
71 port: 71 port:
72 $ref: /schemas/graph.yaml#/$defs/port-base 72 $ref: /schemas/graph.yaml#/$defs/port-base
73 additionalProperties: false 73 additionalProperties: false
74 description: 74 description:
75 Output port node, single endpoint descri 75 Output port node, single endpoint describing the CSI-2 transmitter.
76 76
77 properties: 77 properties:
78 endpoint: 78 endpoint:
79 $ref: /schemas/media/video-interfaces. 79 $ref: /schemas/media/video-interfaces.yaml#
80 unevaluatedProperties: false 80 unevaluatedProperties: false
81 81
82 properties: 82 properties:
83 link-frequencies: true 83 link-frequencies: true
84 ovti,mipi-clock-voltage: 84 ovti,mipi-clock-voltage:
85 $ref: /schemas/types.yaml#/definit 85 $ref: /schemas/types.yaml#/definitions/uint32
86 description: 86 description:
87 Definition of MIPI clock voltage 87 Definition of MIPI clock voltage unit. This entry corresponds to
88 the link speed defined by the 'l 88 the link speed defined by the 'link-frequencies' property.
89 If present, the value shall be i 89 If present, the value shall be in the range of 0-4.
90 default: 4 90 default: 4
91 91
92 required: 92 required:
93 - link-frequencies 93 - link-frequencies
94 94
95 required: 95 required:
96 - endpoint 96 - endpoint
97 97
98 required: 98 required:
99 - compatible 99 - compatible
100 - reg 100 - reg
101 - clocks 101 - clocks
102 - clock-names 102 - clock-names
103 - clock-frequency 103 - clock-frequency
104 - dovdd-supply 104 - dovdd-supply
105 - avdd-supply 105 - avdd-supply
106 - dvdd-supply 106 - dvdd-supply
107 - powerdown-gpios 107 - powerdown-gpios
108 - reset-gpios 108 - reset-gpios
109 - port 109 - port
110 110
111 unevaluatedProperties: false 111 unevaluatedProperties: false
112 112
113 examples: 113 examples:
114 - | 114 - |
115 #include <dt-bindings/gpio/gpio.h> 115 #include <dt-bindings/gpio/gpio.h>
116 116
117 i2c { 117 i2c {
118 #address-cells = <1>; 118 #address-cells = <1>;
119 #size-cells = <0>; 119 #size-cells = <0>;
120 120
121 ov02a10: camera-sensor@3d { 121 ov02a10: camera-sensor@3d {
122 compatible = "ovti,ov02a10"; 122 compatible = "ovti,ov02a10";
123 reg = <0x3d>; 123 reg = <0x3d>;
124 124
125 powerdown-gpios = <&pio 107 GPIO_A 125 powerdown-gpios = <&pio 107 GPIO_ACTIVE_HIGH>;
126 reset-gpios = <&pio 109 GPIO_ACTIV 126 reset-gpios = <&pio 109 GPIO_ACTIVE_LOW>;
127 127
128 clocks = <&ov02a10_clk>; 128 clocks = <&ov02a10_clk>;
129 clock-names = "eclk"; 129 clock-names = "eclk";
130 clock-frequency = <24000000>; 130 clock-frequency = <24000000>;
131 131
132 rotation = <180>; 132 rotation = <180>;
133 133
134 dovdd-supply = <&ov02a10_dovdd>; 134 dovdd-supply = <&ov02a10_dovdd>;
135 avdd-supply = <&ov02a10_avdd>; 135 avdd-supply = <&ov02a10_avdd>;
136 dvdd-supply = <&ov02a10_dvdd>; 136 dvdd-supply = <&ov02a10_dvdd>;
137 137
138 port { 138 port {
139 wcam_out: endpoint { 139 wcam_out: endpoint {
140 link-frequencies = /bits/ 140 link-frequencies = /bits/ 64 <390000000>;
141 ovti,mipi-clock-voltage = 141 ovti,mipi-clock-voltage = <3>;
142 remote-endpoint = <&mipi_i 142 remote-endpoint = <&mipi_in_wcam>;
143 }; 143 };
144 }; 144 };
145 }; 145 };
146 }; 146 };
147 147
148 ... 148 ...
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