1 # SPDX-License-Identifier: GPL-2.0-only OR BSD 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/media/samsu 4 $id: http://devicetree.org/schemas/media/samsung,s5c73m3.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Samsung S5C73M3 8Mp camera ISP 7 title: Samsung S5C73M3 8Mp camera ISP
8 8
9 maintainers: 9 maintainers:
10 - Krzysztof Kozlowski <krzysztof.kozlowski@li 10 - Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
11 - Sylwester Nawrocki <s.nawrocki@samsung.com> 11 - Sylwester Nawrocki <s.nawrocki@samsung.com>
12 12
13 description: 13 description:
14 The S5C73M3 camera ISP supports MIPI CSI-2 a 14 The S5C73M3 camera ISP supports MIPI CSI-2 and parallel (ITU-R BT.656)
15 video data busses. The I2C bus is the main c 15 video data busses. The I2C bus is the main control bus and additionally the
16 SPI bus is used, mostly for transferring the 16 SPI bus is used, mostly for transferring the firmware to and from the
17 device. Two slave device nodes corresponding 17 device. Two slave device nodes corresponding to these control bus
18 interfaces are required and should be placed 18 interfaces are required and should be placed under respective bus
19 controller nodes. 19 controller nodes.
20 20
21 properties: 21 properties:
22 compatible: 22 compatible:
23 const: samsung,s5c73m3 23 const: samsung,s5c73m3
24 24
25 reg: 25 reg:
26 maxItems: 1 26 maxItems: 1
27 27
28 clocks: 28 clocks:
29 maxItems: 1 29 maxItems: 1
30 30
31 clock-names: 31 clock-names:
32 items: 32 items:
33 - const: cis_extclk 33 - const: cis_extclk
34 34
35 clock-frequency: 35 clock-frequency:
36 default: 24000000 36 default: 24000000
37 description: cis_extclk clock frequency. 37 description: cis_extclk clock frequency.
38 38
39 standby-gpios: 39 standby-gpios:
40 maxItems: 1 40 maxItems: 1
41 description: STANDBY pin. 41 description: STANDBY pin.
42 42
43 vdda-supply: 43 vdda-supply:
44 description: Analog power supply (1.2V). 44 description: Analog power supply (1.2V).
45 45
46 vdd-af-supply: 46 vdd-af-supply:
47 description: lens power supply (2.8V). 47 description: lens power supply (2.8V).
48 48
49 vddio-cis-supply: 49 vddio-cis-supply:
50 description: CIS I/O power supply (1.2V to 50 description: CIS I/O power supply (1.2V to 1.8V).
51 51
52 vddio-host-supply: 52 vddio-host-supply:
53 description: Host I/O power supply (1.8V t 53 description: Host I/O power supply (1.8V to 2.8V).
54 54
55 vdd-int-supply: 55 vdd-int-supply:
56 description: Digital power supply (1.2V). 56 description: Digital power supply (1.2V).
57 57
58 vdd-reg-supply: 58 vdd-reg-supply:
59 description: Regulator input power supply 59 description: Regulator input power supply (2.8V).
60 60
61 xshutdown-gpios: 61 xshutdown-gpios:
62 maxItems: 1 62 maxItems: 1
63 description: XSHUTDOWN pin. 63 description: XSHUTDOWN pin.
64 64
65 port: 65 port:
66 $ref: /schemas/graph.yaml#/$defs/port-base 66 $ref: /schemas/graph.yaml#/$defs/port-base
67 additionalProperties: false 67 additionalProperties: false
68 68
69 properties: 69 properties:
70 endpoint: 70 endpoint:
71 $ref: /schemas/media/video-interfaces. 71 $ref: /schemas/media/video-interfaces.yaml#
72 unevaluatedProperties: false 72 unevaluatedProperties: false
73 73
74 properties: 74 properties:
75 data-lanes: 75 data-lanes:
76 items: 76 items:
77 - const: 1 77 - const: 1
78 - const: 2 78 - const: 2
79 - const: 3 79 - const: 3
80 - const: 4 80 - const: 4
81 81
82 required: 82 required:
83 - compatible 83 - compatible
84 - reg 84 - reg
85 85
86 allOf: 86 allOf:
87 - $ref: /schemas/spi/spi-peripheral-props.ya 87 - $ref: /schemas/spi/spi-peripheral-props.yaml#
88 - if: 88 - if:
89 required: 89 required:
90 - spi-max-frequency 90 - spi-max-frequency
91 then: 91 then:
92 properties: 92 properties:
93 # The SPI node is simplified firmware- 93 # The SPI node is simplified firmware-transfer interface only
94 clocks: false 94 clocks: false
95 clock-names: false 95 clock-names: false
96 standby-gpios: false 96 standby-gpios: false
97 vdda-supply: false 97 vdda-supply: false
98 vdd-af-supply: false 98 vdd-af-supply: false
99 vddio-cis-supply: false 99 vddio-cis-supply: false
100 vddio-host-supply: false 100 vddio-host-supply: false
101 vdd-int-supply: false 101 vdd-int-supply: false
102 vdd-reg-supply: false 102 vdd-reg-supply: false
103 xshutdown-gpios: false 103 xshutdown-gpios: false
104 port: false 104 port: false
105 else: 105 else:
106 required: 106 required:
107 - clocks 107 - clocks
108 - clock-names 108 - clock-names
109 - standby-gpios 109 - standby-gpios
110 - vdda-supply 110 - vdda-supply
111 - vdd-af-supply 111 - vdd-af-supply
112 - vddio-cis-supply 112 - vddio-cis-supply
113 - vddio-host-supply 113 - vddio-host-supply
114 - vdd-int-supply 114 - vdd-int-supply
115 - vdd-reg-supply 115 - vdd-reg-supply
116 - xshutdown-gpios 116 - xshutdown-gpios
117 - port 117 - port
118 118
119 unevaluatedProperties: false 119 unevaluatedProperties: false
120 120
121 examples: 121 examples:
122 - | 122 - |
123 #include <dt-bindings/gpio/gpio.h> 123 #include <dt-bindings/gpio/gpio.h>
124 124
125 i2c { 125 i2c {
126 #address-cells = <1>; 126 #address-cells = <1>;
127 #size-cells = <0>; 127 #size-cells = <0>;
128 128
129 image-sensor@3c { 129 image-sensor@3c {
130 compatible = "samsung,s5c73m3"; 130 compatible = "samsung,s5c73m3";
131 reg = <0x3c>; 131 reg = <0x3c>;
132 clock-frequency = <24000000>; 132 clock-frequency = <24000000>;
133 clocks = <&camera 0>; 133 clocks = <&camera 0>;
134 clock-names = "cis_extclk"; 134 clock-names = "cis_extclk";
135 standby-gpios = <&gpm0 6 GPIO_ACTI 135 standby-gpios = <&gpm0 6 GPIO_ACTIVE_LOW>;
136 vdda-supply = <&cam_vdda_reg>; 136 vdda-supply = <&cam_vdda_reg>;
137 vdd-af-supply = <&cam_af_reg>; 137 vdd-af-supply = <&cam_af_reg>;
138 vddio-cis-supply = <&ldo9_reg>; 138 vddio-cis-supply = <&ldo9_reg>;
139 vddio-host-supply = <&ldo18_reg>; 139 vddio-host-supply = <&ldo18_reg>;
140 vdd-int-supply = <&buck9_reg>; 140 vdd-int-supply = <&buck9_reg>;
141 vdd-reg-supply = <&cam_io_reg>; 141 vdd-reg-supply = <&cam_io_reg>;
142 xshutdown-gpios = <&gpf1 3 GPIO_AC 142 xshutdown-gpios = <&gpf1 3 GPIO_ACTIVE_LOW>; /* ISP_RESET */
143 143
144 port { 144 port {
145 s5c73m3_ep: endpoint { 145 s5c73m3_ep: endpoint {
146 remote-endpoint = <&csis0_ 146 remote-endpoint = <&csis0_ep>;
147 data-lanes = <1 2 3 4>; 147 data-lanes = <1 2 3 4>;
148 }; 148 };
149 }; 149 };
150 }; 150 };
151 }; 151 };
152 152
153 spi { 153 spi {
154 #address-cells = <1>; 154 #address-cells = <1>;
155 #size-cells = <0>; 155 #size-cells = <0>;
156 156
157 image-sensor@0 { 157 image-sensor@0 {
158 compatible = "samsung,s5c73m3"; 158 compatible = "samsung,s5c73m3";
159 reg = <0>; 159 reg = <0>;
160 spi-max-frequency = <50000000>; 160 spi-max-frequency = <50000000>;
161 controller-data { 161 controller-data {
162 samsung,spi-feedback-delay = < 162 samsung,spi-feedback-delay = <2>;
163 }; 163 };
164 }; 164 };
165 }; 165 };
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