xref: /freebsd/sys/contrib/device-tree/Bindings/display/mediatek/mediatek,dpi.yaml (revision 7ef62cebc2f965b0f640263e179276928885e33d) 
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    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      - mediatek,mt8195-dp-intf
28
29  reg:
30    maxItems: 1
31
32  interrupts:
33    maxItems: 1
34
35  clocks:
36    items:
37      - description: Pixel Clock
38      - description: Engine Clock
39      - description: DPI PLL
40
41  clock-names:
42    items:
43      - const: pixel
44      - const: engine
45      - const: pll
46
47  pinctrl-0: true
48  pinctrl-1: true
49
50  pinctrl-names:
51    items:
52      - const: default
53      - const: sleep
54
55  port:
56    $ref: /schemas/graph.yaml#/properties/port
57    description:
58      Output port node. This port should be connected to the input port of an
59      attached HDMI, LVDS or DisplayPort encoder chip.
60
61required:
62  - compatible
63  - reg
64  - interrupts
65  - clocks
66  - clock-names
67  - port
68
69additionalProperties: false
70
71examples:
72  - |
73    #include <dt-bindings/interrupt-controller/arm-gic.h>
74    #include <dt-bindings/clock/mt8173-clk.h>
75
76    dpi0: dpi@1401d000 {
77        compatible = "mediatek,mt8173-dpi";
78        reg = <0x1401d000 0x1000>;
79        interrupts = <GIC_SPI 194 IRQ_TYPE_LEVEL_LOW>;
80        clocks = <&mmsys CLK_MM_DPI_PIXEL>,
81             <&mmsys CLK_MM_DPI_ENGINE>,
82             <&apmixedsys CLK_APMIXED_TVDPLL>;
83        clock-names = "pixel", "engine", "pll";
84        pinctrl-names = "default", "sleep";
85        pinctrl-0 = <&dpi_pin_func>;
86        pinctrl-1 = <&dpi_pin_idle>;
87
88        port {
89            dpi0_out: endpoint {
90                remote-endpoint = <&hdmi0_in>;
91            };
92        };
93    };
94
95...
96