xref: /linux/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.yaml (revision b3ce7a30847a54a7f96a35e609303d8afecd460b) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/display/mediatek/mediatek,dsi.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: MediaTek DSI Controller
8
9maintainers:
10  - Chun-Kuang Hu <chunkuang.hu@kernel.org>
11  - Philipp Zabel <p.zabel@pengutronix.de>
12  - Jitao Shi <jitao.shi@mediatek.com>
13
14description: |
15  The MediaTek DSI function block is a sink of the display subsystem and can
16  drive up to 4-lane MIPI DSI output. Two DSIs can be synchronized for dual-
17  channel output.
18
19allOf:
20  - $ref: /schemas/display/dsi-controller.yaml#
21
22properties:
23  compatible:
24    oneOf:
25      - enum:
26          - mediatek,mt2701-dsi
27          - mediatek,mt7623-dsi
28          - mediatek,mt8167-dsi
29          - mediatek,mt8173-dsi
30          - mediatek,mt8183-dsi
31          - mediatek,mt8186-dsi
32          - mediatek,mt8188-dsi
33      - items:
34          - enum:
35              - mediatek,mt6795-dsi
36          - const: mediatek,mt8173-dsi
37      - items:
38          - enum:
39              - mediatek,mt8195-dsi
40              - mediatek,mt8365-dsi
41          - const: mediatek,mt8183-dsi
42
43  reg:
44    maxItems: 1
45
46  interrupts:
47    maxItems: 1
48
49  power-domains:
50    maxItems: 1
51
52  clocks:
53    items:
54      - description: Engine Clock
55      - description: Digital Clock
56      - description: HS Clock
57
58  clock-names:
59    items:
60      - const: engine
61      - const: digital
62      - const: hs
63
64  resets:
65    maxItems: 1
66
67  phys:
68    maxItems: 1
69
70  phy-names:
71    items:
72      - const: dphy
73
74  port:
75    $ref: /schemas/graph.yaml#/properties/port
76    description:
77      Output port node. This port should be connected to the input
78      port of an attached DSI panel or DSI-to-eDP encoder chip.
79
80required:
81  - compatible
82  - reg
83  - interrupts
84  - power-domains
85  - clocks
86  - clock-names
87  - phys
88  - phy-names
89  - port
90
91unevaluatedProperties: false
92
93examples:
94  - |
95    #include <dt-bindings/clock/mt8183-clk.h>
96    #include <dt-bindings/interrupt-controller/arm-gic.h>
97    #include <dt-bindings/interrupt-controller/irq.h>
98    #include <dt-bindings/power/mt8183-power.h>
99    #include <dt-bindings/phy/phy.h>
100    #include <dt-bindings/reset/mt8183-resets.h>
101
102    soc {
103        #address-cells = <2>;
104        #size-cells = <2>;
105
106        dsi0: dsi@14014000 {
107            compatible = "mediatek,mt8183-dsi";
108            reg = <0 0x14014000 0 0x1000>;
109            interrupts = <GIC_SPI 236 IRQ_TYPE_LEVEL_LOW>;
110            power-domains = <&spm MT8183_POWER_DOMAIN_DISP>;
111            clocks = <&mmsys CLK_MM_DSI0_MM>,
112                <&mmsys CLK_MM_DSI0_IF>,
113                <&mipi_tx0>;
114            clock-names = "engine", "digital", "hs";
115            resets = <&mmsys MT8183_MMSYS_SW0_RST_B_DISP_DSI0>;
116            phys = <&mipi_tx0>;
117            phy-names = "dphy";
118            port {
119                dsi0_out: endpoint {
120                    remote-endpoint = <&panel_in>;
121                };
122            };
123        };
124    };
125
126...
127