xref: /linux/Documentation/devicetree/bindings/media/allwinner,sun6i-a31-isp.yaml (revision 7ae9fb1b7ecbb5d85d07857943f677fd1a559b18) 
1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/media/allwinner,sun6i-a31-isp.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Allwinner A31 Image Signal Processor Driver (ISP)
8
9maintainers:
10  - Paul Kocialkowski <paul.kocialkowski@bootlin.com>
11
12properties:
13  compatible:
14    enum:
15      - allwinner,sun6i-a31-isp
16      - allwinner,sun8i-v3s-isp
17
18  reg:
19    maxItems: 1
20
21  interrupts:
22    maxItems: 1
23
24  clocks:
25    items:
26      - description: Bus Clock
27      - description: Module Clock
28      - description: DRAM Clock
29
30  clock-names:
31    items:
32      - const: bus
33      - const: mod
34      - const: ram
35
36  resets:
37    maxItems: 1
38
39  ports:
40    $ref: /schemas/graph.yaml#/properties/ports
41
42    properties:
43      port@0:
44        $ref: /schemas/graph.yaml#/properties/port
45        description: CSI0 input port
46
47      port@1:
48        $ref: /schemas/graph.yaml#/properties/port
49        description: CSI1 input port
50
51    if:
52      properties:
53        compatible:
54          contains:
55            enum:
56              - allwinner,sun8i-v3s-isp
57    then:
58      required:
59        - port@0
60
61required:
62  - compatible
63  - reg
64  - interrupts
65  - clocks
66  - clock-names
67  - resets
68
69additionalProperties: false
70
71examples:
72  - |
73    #include <dt-bindings/interrupt-controller/arm-gic.h>
74    #include <dt-bindings/clock/sun8i-v3s-ccu.h>
75    #include <dt-bindings/reset/sun8i-v3s-ccu.h>
76
77    isp: isp@1cb8000 {
78        compatible = "allwinner,sun8i-v3s-isp";
79        reg = <0x01cb8000 0x1000>;
80        interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
81        clocks = <&ccu CLK_BUS_CSI>,
82             <&ccu CLK_CSI1_SCLK>,
83             <&ccu CLK_DRAM_CSI>;
84        clock-names = "bus", "mod", "ram";
85        resets = <&ccu RST_BUS_CSI>;
86
87        ports {
88            #address-cells = <1>;
89            #size-cells = <0>;
90
91            port@0 {
92                reg = <0>;
93
94                isp_in_csi0: endpoint {
95                    remote-endpoint = <&csi0_out_isp>;
96                };
97            };
98        };
99    };
100
101...
102