tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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linux
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,mt8192-dpi
26
27 reg:
28 maxItems: 1
29
30 interrupts:
31 maxItems: 1
32
33 clocks:
34 items:
35 - description: Pixel Clock
36 - description: Engine Clock
37 - description: DPI PLL
38
39 clock-names:
40 items:
41 - const: pixel
42 - const: engine
43 - const: pll
44
45 pinctrl-0: true
46 pinctrl-1: true
47
48 pinctrl-names:
49 items:
50 - const: default
51 - const: sleep
52
53 port:
54 $ref: /schemas/graph.yaml#/properties/port
55 description:
56 Output port node. This port should be connected to the input port of an
57 attached HDMI or LVDS encoder chip.
58
59required:
60 - compatible
61 - reg
62 - interrupts
63 - clocks
64 - clock-names
65 - port
66
67additionalProperties: false
68
69examples:
70 - |
71 #include <dt-bindings/interrupt-controller/arm-gic.h>
72 #include <dt-bindings/clock/mt8173-clk.h>
73 #include <dt-bindings/interrupt-controller/arm-gic.h>
74 #include <dt-bindings/interrupt-controller/irq.h>
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...