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 Controller Device Tree Bindings
8
9maintainers:
10  - CK Hu <ck.hu@mediatek.com>
11  - Jitao shi <jitao.shi@mediatek.com>
12
13description: |
14  The Mediatek DPI function block is a sink of the display subsystem and
15  provides 8-bit RGB/YUV444 or 8/10/10-bit YUV422 pixel data on a parallel
16  output bus.
17
18properties:
19  compatible:
20    enum:
21      - mediatek,mt2701-dpi
22      - mediatek,mt7623-dpi
23      - mediatek,mt8173-dpi
24      - mediatek,mt8183-dpi
25      - mediatek,mt8186-dpi
26      - mediatek,mt8192-dpi
27
28  reg:
29    maxItems: 1
30
31  interrupts:
32    maxItems: 1
33
34  clocks:
35    items:
36      - description: Pixel Clock
37      - description: Engine Clock
38      - description: DPI PLL
39
40  clock-names:
41    items:
42      - const: pixel
43      - const: engine
44      - const: pll
45
46  pinctrl-0: true
47  pinctrl-1: true
48
49  pinctrl-names:
50    items:
51      - const: default
52      - const: sleep
53
54  port:
55    $ref: /schemas/graph.yaml#/properties/port
56    description:
57      Output port node. This port should be connected to the input port of an
58      attached HDMI or LVDS encoder chip.
59
60required:
61  - compatible
62  - reg
63  - interrupts
64  - clocks
65  - clock-names
66  - port
67
68additionalProperties: false
69
70examples:
71  - |
72    #include <dt-bindings/interrupt-controller/arm-gic.h>
73    #include <dt-bindings/clock/mt8173-clk.h>
74
75    dpi0: dpi@1401d000 {
76        compatible = "mediatek,mt8173-dpi";
77        reg = <0x1401d000 0x1000>;
78        interrupts = <GIC_SPI 194 IRQ_TYPE_LEVEL_LOW>;
79        clocks = <&mmsys CLK_MM_DPI_PIXEL>,
80             <&mmsys CLK_MM_DPI_ENGINE>,
81             <&apmixedsys CLK_APMIXED_TVDPLL>;
82        clock-names = "pixel", "engine", "pll";
83        pinctrl-names = "default", "sleep";
84        pinctrl-0 = <&dpi_pin_func>;
85        pinctrl-1 = <&dpi_pin_idle>;
86
87        port {
88            dpi0_out: endpoint {
89                remote-endpoint = <&hdmi0_in>;
90            };
91        };
92    };
93
94...
95