1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2
3%YAML 1.2
4---
5$id: "http://devicetree.org/schemas/media/qcom,msm8916-camss.yaml#"
6$schema: "http://devicetree.org/meta-schemas/core.yaml#"
7
8title: Qualcomm CAMSS ISP
9
10maintainers:
11  - Robert Foss <robert.foss@linaro.org>
12  - Todor Tomov <todor.too@gmail.com>
13
14description: |
15  The CAMSS IP is a CSI decoder and ISP present on Qualcomm platforms
16
17properties:
18  compatible:
19    const: qcom,msm8916-camss
20
21  clocks:
22    minItems: 19
23    maxItems: 19
24
25  clock-names:
26    items:
27      - const: top_ahb
28      - const: ispif_ahb
29      - const: csiphy0_timer
30      - const: csiphy1_timer
31      - const: csi0_ahb
32      - const: csi0
33      - const: csi0_phy
34      - const: csi0_pix
35      - const: csi0_rdi
36      - const: csi1_ahb
37      - const: csi1
38      - const: csi1_phy
39      - const: csi1_pix
40      - const: csi1_rdi
41      - const: ahb
42      - const: vfe0
43      - const: csi_vfe0
44      - const: vfe_ahb
45      - const: vfe_axi
46
47  interrupts:
48    minItems: 6
49    maxItems: 6
50
51  interrupt-names:
52    items:
53      - const: csiphy0
54      - const: csiphy1
55      - const: csid0
56      - const: csid1
57      - const: ispif
58      - const: vfe0
59
60  iommus:
61    maxItems: 1
62
63  power-domains:
64    items:
65      - description: VFE GDSC - Video Front End, Global Distributed Switch Controller.
66
67  ports:
68    $ref: /schemas/graph.yaml#/properties/ports
69
70    description:
71      CSI input ports.
72
73    properties:
74      port@0:
75        $ref: /schemas/graph.yaml#/$defs/port-base
76        unevaluatedProperties: false
77        description:
78          Input port for receiving CSI data.
79
80        properties:
81          endpoint:
82            $ref: video-interfaces.yaml#
83            unevaluatedProperties: false
84
85            properties:
86              data-lanes:
87                description:
88                  An array of physical data lanes indexes.
89                  Position of an entry determines the logical
90                  lane number, while the value of an entry
91                  indicates physical lane index. Lane swapping
92                  is supported. Physical lane indexes;
93                  0, 2, 3, 4.
94                minItems: 1
95                maxItems: 4
96
97            required:
98              - data-lanes
99
100      port@1:
101        $ref: /schemas/graph.yaml#/$defs/port-base
102        unevaluatedProperties: false
103        description:
104          Input port for receiving CSI data.
105
106        properties:
107          endpoint:
108            $ref: video-interfaces.yaml#
109            unevaluatedProperties: false
110
111            properties:
112              data-lanes:
113                minItems: 1
114                maxItems: 4
115
116            required:
117              - data-lanes
118
119  reg:
120    minItems: 9
121    maxItems: 9
122
123  reg-names:
124    items:
125      - const: csiphy0
126      - const: csiphy0_clk_mux
127      - const: csiphy1
128      - const: csiphy1_clk_mux
129      - const: csid0
130      - const: csid1
131      - const: ispif
132      - const: csi_clk_mux
133      - const: vfe0
134
135  vdda-supply:
136    description:
137      Definition of the regulator used as analog power supply.
138
139required:
140  - clock-names
141  - clocks
142  - compatible
143  - interrupt-names
144  - interrupts
145  - iommus
146  - power-domains
147  - reg
148  - reg-names
149  - vdda-supply
150
151additionalProperties: false
152
153examples:
154  - |
155    #include <dt-bindings/interrupt-controller/arm-gic.h>
156    #include <dt-bindings/clock/qcom,gcc-msm8916.h>
157
158    camss: camss@1b00000 {
159      compatible = "qcom,msm8916-camss";
160
161      clocks = <&gcc GCC_CAMSS_TOP_AHB_CLK>,
162        <&gcc GCC_CAMSS_ISPIF_AHB_CLK>,
163        <&gcc GCC_CAMSS_CSI0PHYTIMER_CLK>,
164        <&gcc GCC_CAMSS_CSI1PHYTIMER_CLK>,
165        <&gcc GCC_CAMSS_CSI0_AHB_CLK>,
166        <&gcc GCC_CAMSS_CSI0_CLK>,
167        <&gcc GCC_CAMSS_CSI0PHY_CLK>,
168        <&gcc GCC_CAMSS_CSI0PIX_CLK>,
169        <&gcc GCC_CAMSS_CSI0RDI_CLK>,
170        <&gcc GCC_CAMSS_CSI1_AHB_CLK>,
171        <&gcc GCC_CAMSS_CSI1_CLK>,
172        <&gcc GCC_CAMSS_CSI1PHY_CLK>,
173        <&gcc GCC_CAMSS_CSI1PIX_CLK>,
174        <&gcc GCC_CAMSS_CSI1RDI_CLK>,
175        <&gcc GCC_CAMSS_AHB_CLK>,
176        <&gcc GCC_CAMSS_VFE0_CLK>,
177        <&gcc GCC_CAMSS_CSI_VFE0_CLK>,
178        <&gcc GCC_CAMSS_VFE_AHB_CLK>,
179        <&gcc GCC_CAMSS_VFE_AXI_CLK>;
180
181      clock-names = "top_ahb",
182        "ispif_ahb",
183        "csiphy0_timer",
184        "csiphy1_timer",
185        "csi0_ahb",
186        "csi0",
187        "csi0_phy",
188        "csi0_pix",
189        "csi0_rdi",
190        "csi1_ahb",
191        "csi1",
192        "csi1_phy",
193        "csi1_pix",
194        "csi1_rdi",
195        "ahb",
196        "vfe0",
197        "csi_vfe0",
198        "vfe_ahb",
199        "vfe_axi";
200
201      interrupts = <GIC_SPI 78 IRQ_TYPE_EDGE_RISING>,
202        <GIC_SPI 79 IRQ_TYPE_EDGE_RISING>,
203        <GIC_SPI 51 IRQ_TYPE_EDGE_RISING>,
204        <GIC_SPI 52 IRQ_TYPE_EDGE_RISING>,
205        <GIC_SPI 55 IRQ_TYPE_EDGE_RISING>,
206        <GIC_SPI 57 IRQ_TYPE_EDGE_RISING>;
207
208      interrupt-names = "csiphy0",
209        "csiphy1",
210        "csid0",
211        "csid1",
212        "ispif",
213        "vfe0";
214
215      iommus = <&apps_iommu 3>;
216
217      power-domains = <&gcc VFE_GDSC>;
218
219      reg = <0x01b0ac00 0x200>,
220        <0x01b00030 0x4>,
221        <0x01b0b000 0x200>,
222        <0x01b00038 0x4>,
223        <0x01b08000 0x100>,
224        <0x01b08400 0x100>,
225        <0x01b0a000 0x500>,
226        <0x01b00020 0x10>,
227        <0x01b10000 0x1000>;
228
229      reg-names = "csiphy0",
230        "csiphy0_clk_mux",
231        "csiphy1",
232        "csiphy1_clk_mux",
233        "csid0",
234        "csid1",
235        "ispif",
236        "csi_clk_mux",
237        "vfe0";
238
239      vdda-supply = <&reg_2v8>;
240
241      ports {
242        #address-cells = <1>;
243        #size-cells = <0>;
244      };
245
246    };
247