starfive,jh7110-camss.yaml

  1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/media/starfive,jh7110-camss.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: Starfive SoC CAMSS ISP
  8
  9maintainers:
 10  - Jack Zhu <jack.zhu@starfivetech.com>
 11  - Changhuang Liang <changhuang.liang@starfivetech.com>
 12
 13description:
 14  The Starfive CAMSS ISP is a Camera interface for Starfive JH7110 SoC. It
 15  consists of a VIN controller (Video In Controller, a top-level control unit)
 16  and an ISP.
 17
 18properties:
 19  compatible:
 20    const: starfive,jh7110-camss
 21
 22  reg:
 23    maxItems: 2
 24
 25  reg-names:
 26    items:
 27      - const: syscon
 28      - const: isp
 29
 30  clocks:
 31    maxItems: 7
 32
 33  clock-names:
 34    items:
 35      - const: apb_func
 36      - const: wrapper_clk_c
 37      - const: dvp_inv
 38      - const: axiwr
 39      - const: mipi_rx0_pxl
 40      - const: ispcore_2x
 41      - const: isp_axi
 42
 43  resets:
 44    maxItems: 6
 45
 46  reset-names:
 47    items:
 48      - const: wrapper_p
 49      - const: wrapper_c
 50      - const: axird
 51      - const: axiwr
 52      - const: isp_top_n
 53      - const: isp_top_axi
 54
 55  power-domains:
 56    items:
 57      - description: JH7110 ISP Power Domain Switch Controller.
 58
 59  interrupts:
 60    maxItems: 4
 61
 62  ports:
 63    $ref: /schemas/graph.yaml#/properties/ports
 64
 65    properties:
 66      port@0:
 67        $ref: /schemas/graph.yaml#/$defs/port-base
 68        unevaluatedProperties: false
 69        description: Input port for receiving DVP data.
 70
 71        properties:
 72          endpoint:
 73            $ref: video-interfaces.yaml#
 74            unevaluatedProperties: false
 75
 76            properties:
 77              bus-type:
 78                enum: [5, 6]
 79
 80              bus-width:
 81                enum: [8, 10, 12]
 82
 83              data-shift:
 84                enum: [0, 2]
 85                default: 0
 86
 87              hsync-active:
 88                enum: [0, 1]
 89                default: 1
 90
 91              vsync-active:
 92                enum: [0, 1]
 93                default: 1
 94
 95            required:
 96              - bus-type
 97              - bus-width
 98
 99      port@1:
100        $ref: /schemas/graph.yaml#/properties/port
101        description: Input port for receiving CSI data.
102
103    required:
104      - port@0
105      - port@1
106
107required:
108  - compatible
109  - reg
110  - reg-names
111  - clocks
112  - clock-names
113  - resets
114  - reset-names
115  - power-domains
116  - interrupts
117  - ports
118
119additionalProperties: false
120
121examples:
122  - |
123    isp@19840000 {
124        compatible = "starfive,jh7110-camss";
125        reg = <0x19840000 0x10000>,
126              <0x19870000 0x30000>;
127        reg-names = "syscon", "isp";
128        clocks = <&ispcrg 0>,
129                 <&ispcrg 13>,
130                 <&ispcrg 2>,
131                 <&ispcrg 12>,
132                 <&ispcrg 1>,
133                 <&syscrg 51>,
134                 <&syscrg 52>;
135        clock-names = "apb_func",
136                      "wrapper_clk_c",
137                      "dvp_inv",
138                      "axiwr",
139                      "mipi_rx0_pxl",
140                      "ispcore_2x",
141                      "isp_axi";
142        resets = <&ispcrg 0>,
143                 <&ispcrg 1>,
144                 <&ispcrg 10>,
145                 <&ispcrg 11>,
146                 <&syscrg 41>,
147                 <&syscrg 42>;
148        reset-names = "wrapper_p",
149                      "wrapper_c",
150                      "axird",
151                      "axiwr",
152                      "isp_top_n",
153                      "isp_top_axi";
154        power-domains = <&pwrc 5>;
155        interrupts = <92>, <87>, <88>, <90>;
156
157        ports {
158            #address-cells = <1>;
159            #size-cells = <0>;
160            port@0 {
161                reg = <0>;
162                vin_from_sc2235: endpoint {
163                    remote-endpoint = <&sc2235_to_vin>;
164                    bus-type = <5>;
165                    bus-width = <8>;
166                    data-shift = <2>;
167                    hsync-active = <1>;
168                    vsync-active = <0>;
169                    pclk-sample = <1>;
170                };
171            };
172
173            port@1 {
174                reg = <1>;
175                vin_from_csi2rx: endpoint {
176                    remote-endpoint = <&csi2rx_to_vin>;
177                };
178            };
179        };
180    };