xref: /linux/Documentation/devicetree/bindings/display/rockchip/rockchip,analogix-dp.yaml (revision e752ab11dcb48353727ea26eefd740155e028865) 
1# SPDX-License-Identifier: GPL-2.0
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/display/rockchip/rockchip,analogix-dp.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Rockchip specific extensions to the Analogix Display Port
8
9maintainers:
10  - Sandy Huang <hjc@rock-chips.com>
11  - Heiko Stuebner <heiko@sntech.de>
12
13properties:
14  compatible:
15    enum:
16      - rockchip,rk3288-dp
17      - rockchip,rk3399-edp
18
19  clocks:
20    minItems: 2
21    maxItems: 3
22
23  clock-names:
24    minItems: 2
25    items:
26      - const: dp
27      - const: pclk
28      - const: grf
29
30  power-domains:
31    maxItems: 1
32
33  resets:
34    maxItems: 1
35
36  reset-names:
37    const: dp
38
39  rockchip,grf:
40    $ref: /schemas/types.yaml#/definitions/phandle
41    description:
42      This SoC makes use of GRF regs.
43
44required:
45  - compatible
46  - clocks
47  - clock-names
48  - resets
49  - reset-names
50  - rockchip,grf
51
52allOf:
53  - $ref: /schemas/display/bridge/analogix,dp.yaml#
54
55unevaluatedProperties: false
56
57examples:
58  - |
59    #include <dt-bindings/clock/rk3288-cru.h>
60    #include <dt-bindings/interrupt-controller/arm-gic.h>
61    #include <dt-bindings/interrupt-controller/irq.h>
62    dp@ff970000 {
63      compatible = "rockchip,rk3288-dp";
64      reg = <0xff970000 0x4000>;
65      interrupts = <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>;
66      clocks = <&cru SCLK_EDP>, <&cru PCLK_EDP_CTRL>;
67      clock-names = "dp", "pclk";
68      phys = <&dp_phy>;
69      phy-names = "dp";
70      resets = <&cru 111>;
71      reset-names = "dp";
72      rockchip,grf = <&grf>;
73      pinctrl-0 = <&edp_hpd>;
74      pinctrl-names = "default";
75
76      ports {
77        #address-cells = <1>;
78        #size-cells = <0>;
79
80        edp_in: port@0 {
81          reg = <0>;
82          #address-cells = <1>;
83          #size-cells = <0>;
84
85          edp_in_vopb: endpoint@0 {
86            reg = <0>;
87            remote-endpoint = <&vopb_out_edp>;
88          };
89          edp_in_vopl: endpoint@1 {
90            reg = <1>;
91            remote-endpoint = <&vopl_out_edp>;
92          };
93        };
94
95        edp_out: port@1 {
96          reg = <1>;
97
98          edp_out_panel: endpoint {
99            remote-endpoint = <&panel_in_edp>;
100          };
101        };
102      };
103    };
104