1 # SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/i2c/qcom,i2c-cci.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Qualcomm Camera Control Interface (CCI) I2C controller
8
9 maintainers:
10 - Loic Poulain <loic.poulain@linaro.org>
11 - Robert Foss <robert.foss@linaro.org>
12
13 properties:
14 compatible:
15 oneOf:
16 - enum:
17 - qcom,msm8226-cci
18 - qcom,msm8974-cci
19 - qcom,msm8996-cci
20
21 - items:
22 - enum:
23 - qcom,msm8916-cci
24 - const: qcom,msm8226-cci # CCI v1
25
26 - items:
27 - enum:
28 - qcom,sc7280-cci
29 - qcom,sc8280xp-cci
30 - qcom,sdm845-cci
31 - qcom,sm6350-cci
32 - qcom,sm8250-cci
33 - qcom,sm8450-cci
34 - qcom,sm8550-cci
35 - qcom,sm8650-cci
36 - const: qcom,msm8996-cci # CCI v2
37
38 "#address-cells":
39 const: 1
40
41 "#size-cells":
42 const: 0
43
44 clocks:
45 minItems: 3
46 maxItems: 6
47
48 clock-names:
49 minItems: 3
50 maxItems: 6
51
52 interrupts:
53 maxItems: 1
54
55 power-domains:
56 maxItems: 1
57
58 reg:
59 maxItems: 1
60
61 patternProperties:
62 "^i2c-bus@[01]$":
63 $ref: /schemas/i2c/i2c-controller.yaml#
64 unevaluatedProperties: false
65
66 properties:
67 reg:
68 maxItems: 1
69
70 clock-frequency:
71 default: 100000
72
73 required:
74 - compatible
75 - clock-names
76 - clocks
77 - interrupts
78 - reg
79
80 allOf:
81 - if:
82 properties:
83 compatible:
84 contains:
85 enum:
86 - qcom,msm8996-cci
87 then:
88 required:
89 - power-domains
90
91 - if:
92 properties:
93 compatible:
94 contains:
95 enum:
96 - qcom,msm8226-cci
97 - qcom,msm8916-cci
98 then:
99 properties:
100 i2c-bus@1: false
101
102 - if:
103 properties:
104 compatible:
105 oneOf:
106 - contains:
107 enum:
108 - qcom,msm8974-cci
109
110 - const: qcom,msm8226-cci
111 then:
112 properties:
113 clocks:
114 maxItems: 3
115 clock-names:
116 items:
117 - const: camss_top_ahb
118 - const: cci_ahb
119 - const: cci
120
121 - if:
122 properties:
123 compatible:
124 oneOf:
125 - contains:
126 enum:
127 - qcom,msm8916-cci
128
129 - const: qcom,msm8996-cci
130 then:
131 properties:
132 clocks:
133 minItems: 4
134 maxItems: 4
135 clock-names:
136 items:
137 - const: camss_top_ahb
138 - const: cci_ahb
139 - const: cci
140 - const: camss_ahb
141
142 - if:
143 properties:
144 compatible:
145 contains:
146 enum:
147 - qcom,sdm845-cci
148 - qcom,sm6350-cci
149 then:
150 properties:
151 clocks:
152 minItems: 6
153 clock-names:
154 items:
155 - const: camnoc_axi
156 - const: soc_ahb
157 - const: slow_ahb_src
158 - const: cpas_ahb
159 - const: cci
160 - const: cci_src
161
162 - if:
163 properties:
164 compatible:
165 contains:
166 enum:
167 - qcom,sc7280-cci
168 - qcom,sm8250-cci
169 - qcom,sm8450-cci
170 then:
171 properties:
172 clocks:
173 minItems: 5
174 maxItems: 5
175 clock-names:
176 items:
177 - const: camnoc_axi
178 - const: slow_ahb_src
179 - const: cpas_ahb
180 - const: cci
181 - const: cci_src
182
183 - if:
184 properties:
185 compatible:
186 contains:
187 enum:
188 - qcom,sc8280xp-cci
189 then:
190 properties:
191 clocks:
192 minItems: 4
193 maxItems: 4
194 clock-names:
195 items:
196 - const: camnoc_axi
197 - const: slow_ahb_src
198 - const: cpas_ahb
199 - const: cci
200
201 - if:
202 properties:
203 compatible:
204 contains:
205 enum:
206 - qcom,sm8550-cci
207 - qcom,sm8650-cci
208 then:
209 properties:
210 clocks:
211 minItems: 3
212 maxItems: 3
213 clock-names:
214 items:
215 - const: camnoc_axi
216 - const: cpas_ahb
217 - const: cci
218
219 additionalProperties: false
220
221 examples:
222 - |
223 #include <dt-bindings/clock/qcom,camcc-sdm845.h>
224 #include <dt-bindings/gpio/gpio.h>
225 #include <dt-bindings/interrupt-controller/arm-gic.h>
226
227 cci@ac4a000 {
228 reg = <0x0ac4a000 0x4000>;
229 compatible = "qcom,sdm845-cci", "qcom,msm8996-cci";
230 #address-cells = <1>;
231 #size-cells = <0>;
232
233 interrupts = <GIC_SPI 460 IRQ_TYPE_EDGE_RISING>;
234 power-domains = <&clock_camcc TITAN_TOP_GDSC>;
235
236 clocks = <&clock_camcc CAM_CC_CAMNOC_AXI_CLK>,
237 <&clock_camcc CAM_CC_SOC_AHB_CLK>,
238 <&clock_camcc CAM_CC_SLOW_AHB_CLK_SRC>,
239 <&clock_camcc CAM_CC_CPAS_AHB_CLK>,
240 <&clock_camcc CAM_CC_CCI_CLK>,
241 <&clock_camcc CAM_CC_CCI_CLK_SRC>;
242 clock-names = "camnoc_axi",
243 "soc_ahb",
244 "slow_ahb_src",
245 "cpas_ahb",
246 "cci",
247 "cci_src";
248
249 assigned-clocks = <&clock_camcc CAM_CC_CAMNOC_AXI_CLK>,
250 <&clock_camcc CAM_CC_CCI_CLK>;
251 assigned-clock-rates = <80000000>,
252 <37500000>;
253
254 pinctrl-names = "default", "sleep";
255 pinctrl-0 = <&cci0_default &cci1_default>;
256 pinctrl-1 = <&cci0_sleep &cci1_sleep>;
257
258 i2c-bus@0 {
259 reg = <0>;
260 clock-frequency = <1000000>;
261 #address-cells = <1>;
262 #size-cells = <0>;
263
264 camera@10 {
265 compatible = "ovti,ov8856";
266 reg = <0x10>;
267
268 reset-gpios = <&tlmm 9 GPIO_ACTIVE_LOW>;
269 pinctrl-names = "default";
270 pinctrl-0 = <&cam0_default>;
271
272 clocks = <&clock_camcc CAM_CC_MCLK0_CLK>;
273 clock-names = "xvclk";
274 clock-frequency = <19200000>;
275
276 dovdd-supply = <&vreg_lvs1a_1p8>;
277 avdd-supply = <&cam0_avdd_2v8>;
278 dvdd-supply = <&cam0_dvdd_1v2>;
279
280 port {
281 ov8856_ep: endpoint {
282 link-frequencies = /bits/ 64 <360000000 180000000>;
283 data-lanes = <1 2 3 4>;
284 remote-endpoint = <&csiphy0_ep>;
285 };
286 };
287 };
288 };
289
290 cci_i2c1: i2c-bus@1 {
291 reg = <1>;
292 clock-frequency = <1000000>;
293 #address-cells = <1>;
294 #size-cells = <0>;
295
296 camera@60 {
297 compatible = "ovti,ov7251";
298 reg = <0x60>;
299
300 enable-gpios = <&tlmm 21 GPIO_ACTIVE_HIGH>;
301 pinctrl-names = "default";
302 pinctrl-0 = <&cam3_default>;
303
304 clocks = <&clock_camcc CAM_CC_MCLK3_CLK>;
305 clock-names = "xclk";
306 clock-frequency = <24000000>;
307
308 vdddo-supply = <&vreg_lvs1a_1p8>;
309 vdda-supply = <&cam3_avdd_2v8>;
310
311 port {
312 ov7251_ep: endpoint {
313 data-lanes = <0>;
314 link-frequencies = /bits/ 64 <240000000 319200000>;
315 remote-endpoint = <&csiphy3_ep>;
316 };
317 };
318 };
319 };
320 };
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