xref: /linux/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yaml (revision 76d9b92e68f2bb55890f935c5143f4fef97a935d) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/display/mediatek/mediatek,dpi.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: MediaTek DPI and DP_INTF Controller
8
9maintainers:
10  - CK Hu <ck.hu@mediatek.com>
11  - Jitao shi <jitao.shi@mediatek.com>
12
13description: |
14  The MediaTek DPI and DP_INTF function blocks are a sink of the display
15  subsystem and provides 8-bit RGB/YUV444 or 8/10/10-bit YUV422 pixel data on a
16  parallel output bus.
17
18properties:
19  compatible:
20    oneOf:
21      - enum:
22          - mediatek,mt2701-dpi
23          - mediatek,mt7623-dpi
24          - mediatek,mt8173-dpi
25          - mediatek,mt8183-dpi
26          - mediatek,mt8186-dpi
27          - mediatek,mt8188-dp-intf
28          - mediatek,mt8192-dpi
29          - mediatek,mt8195-dp-intf
30      - items:
31          - enum:
32              - mediatek,mt6795-dpi
33          - const: mediatek,mt8183-dpi
34      - items:
35          - enum:
36              - mediatek,mt8365-dpi
37          - const: mediatek,mt8192-dpi
38
39  reg:
40    maxItems: 1
41
42  interrupts:
43    maxItems: 1
44
45  clocks:
46    items:
47      - description: Pixel Clock
48      - description: Engine Clock
49      - description: DPI PLL
50
51  clock-names:
52    items:
53      - const: pixel
54      - const: engine
55      - const: pll
56
57  pinctrl-0: true
58  pinctrl-1: true
59
60  pinctrl-names:
61    items:
62      - const: default
63      - const: sleep
64
65  port:
66    $ref: /schemas/graph.yaml#/properties/port
67    description:
68      Output port node. This port should be connected to the input port of an
69      attached HDMI, LVDS or DisplayPort encoder chip.
70
71required:
72  - compatible
73  - reg
74  - interrupts
75  - clocks
76  - clock-names
77  - port
78
79additionalProperties: false
80
81examples:
82  - |
83    #include <dt-bindings/interrupt-controller/arm-gic.h>
84    #include <dt-bindings/clock/mt8173-clk.h>
85
86    dpi0: dpi@1401d000 {
87        compatible = "mediatek,mt8173-dpi";
88        reg = <0x1401d000 0x1000>;
89        interrupts = <GIC_SPI 194 IRQ_TYPE_LEVEL_LOW>;
90        clocks = <&mmsys CLK_MM_DPI_PIXEL>,
91             <&mmsys CLK_MM_DPI_ENGINE>,
92             <&apmixedsys CLK_APMIXED_TVDPLL>;
93        clock-names = "pixel", "engine", "pll";
94        pinctrl-names = "default", "sleep";
95        pinctrl-0 = <&dpi_pin_func>;
96        pinctrl-1 = <&dpi_pin_idle>;
97
98        port {
99            dpi0_out: endpoint {
100                remote-endpoint = <&hdmi0_in>;
101            };
102        };
103    };
104
105...
106