xref: /linux/Documentation/devicetree/bindings/display/rockchip/rockchip,dw-mipi-dsi.yaml (revision 5f5598d945e2a69f764aa5c2074dad73e23bcfcb) 
1# SPDX-License-Identifier: GPL-2.0
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/display/rockchip/rockchip,dw-mipi-dsi.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Rockchip specific extensions to the Synopsys Designware MIPI DSI
8
9maintainers:
10  - Sandy Huang <hjc@rock-chips.com>
11  - Heiko Stuebner <heiko@sntech.de>
12
13properties:
14  compatible:
15    items:
16      - enum:
17          - rockchip,px30-mipi-dsi
18          - rockchip,rk3128-mipi-dsi
19          - rockchip,rk3288-mipi-dsi
20          - rockchip,rk3399-mipi-dsi
21          - rockchip,rk3568-mipi-dsi
22          - rockchip,rv1126-mipi-dsi
23      - const: snps,dw-mipi-dsi
24
25  interrupts:
26    maxItems: 1
27
28  clocks:
29    minItems: 1
30    maxItems: 4
31
32  clock-names:
33    oneOf:
34      - minItems: 2
35        items:
36          - const: ref
37          - const: pclk
38          - const: phy_cfg
39          - const: grf
40      - const: pclk
41
42  rockchip,grf:
43    $ref: /schemas/types.yaml#/definitions/phandle
44    description:
45      This SoC uses GRF regs to switch between vopl/vopb.
46
47  phys:
48    maxItems: 1
49
50  phy-names:
51    const: dphy
52
53  "#phy-cells":
54    const: 0
55    description:
56      Defined when in use as ISP phy.
57
58  power-domains:
59    maxItems: 1
60
61required:
62  - compatible
63  - clocks
64  - clock-names
65  - rockchip,grf
66
67allOf:
68  - $ref: /schemas/display/bridge/snps,dw-mipi-dsi.yaml#
69  - if:
70      properties:
71        compatible:
72          contains:
73            enum:
74              - rockchip,px30-mipi-dsi
75              - rockchip,rk3128-mipi-dsi
76              - rockchip,rk3568-mipi-dsi
77              - rockchip,rv1126-mipi-dsi
78
79    then:
80      properties:
81        clocks:
82          maxItems: 1
83
84        clock-names:
85          maxItems: 1
86
87      required:
88        - phys
89        - phy-names
90
91  - if:
92      properties:
93        compatible:
94          contains:
95            const: rockchip,rk3288-mipi-dsi
96
97    then:
98      properties:
99        clocks:
100          maxItems: 2
101
102        clock-names:
103          maxItems: 2
104
105  - if:
106      properties:
107        compatible:
108          contains:
109            const: rockchip,rk3399-mipi-dsi
110
111    then:
112      properties:
113        clocks:
114          minItems: 4
115
116        clock-names:
117          minItems: 4
118
119unevaluatedProperties: false
120
121examples:
122  - |
123    #include <dt-bindings/clock/rk3288-cru.h>
124    #include <dt-bindings/interrupt-controller/arm-gic.h>
125    #include <dt-bindings/interrupt-controller/irq.h>
126
127    mipi_dsi: dsi@ff960000 {
128      compatible = "rockchip,rk3288-mipi-dsi", "snps,dw-mipi-dsi";
129      reg = <0xff960000 0x4000>;
130      interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
131      clocks = <&cru SCLK_MIPIDSI_24M>, <&cru PCLK_MIPI_DSI0>;
132      clock-names = "ref", "pclk";
133      resets = <&cru SRST_MIPIDSI0>;
134      reset-names = "apb";
135      rockchip,grf = <&grf>;
136
137      ports {
138        #address-cells = <1>;
139        #size-cells = <0>;
140
141        mipi_in: port@0 {
142          reg = <0>;
143          #address-cells = <1>;
144          #size-cells = <0>;
145
146          mipi_in_vopb: endpoint@0 {
147            reg = <0>;
148            remote-endpoint = <&vopb_out_mipi>;
149          };
150          mipi_in_vopl: endpoint@1 {
151            reg = <1>;
152            remote-endpoint = <&vopl_out_mipi>;
153          };
154        };
155
156        mipi_out: port@1 {
157          reg = <1>;
158
159          mipi_out_panel: endpoint {
160            remote-endpoint = <&panel_in_mipi>;
161          };
162        };
163      };
164    };
165