tjh.dev
Linux kernel mirror (for testing)
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1# SPDX-License-Identifier: GPL-2.0
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/display/brcm,bcm2835-dsi0.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Broadcom VC4 (VideoCore4) DSI Controller
8
9maintainers:
10 - Eric Anholt <eric@anholt.net>
11
12allOf:
13 - $ref: dsi-controller.yaml#
14
15properties:
16 "#clock-cells":
17 const: 1
18
19 compatible:
20 enum:
21 - brcm,bcm2835-dsi0
22 - brcm,bcm2835-dsi1
23
24 reg:
25 maxItems: 1
26
27 clocks:
28 items:
29 - description: The DSI PLL clock feeding the DSI analog PHY
30 - description: The DSI ESC clock
31 - description: The DSI pixel clock
32
33 clock-names:
34 items:
35 - const: phy
36 - const: escape
37 - const: pixel
38
39 clock-output-names: true
40 # FIXME: The meta-schemas don't seem to allow it for now
41 # items:
42 # - description: The DSI byte clock for the PHY
43 # - description: The DSI DDR2 clock
44 # - description: The DSI DDR clock
45
46 interrupts:
47 maxItems: 1
48
49required:
50 - "#clock-cells"
51 - compatible
52 - reg
53 - clocks
54 - clock-names
55 - clock-output-names
56 - interrupts
57
58unevaluatedProperties: false
59
60examples:
61 - |
62 #include <dt-bindings/clock/bcm2835.h>
63
64 dsi1: dsi@7e700000 {
65 compatible = "brcm,bcm2835-dsi1";
66 reg = <0x7e700000 0x8c>;
67 interrupts = <2 12>;
68 #address-cells = <1>;
69 #size-cells = <0>;
70 #clock-cells = <1>;
71
72 clocks = <&clocks BCM2835_PLLD_DSI1>,
73 <&clocks BCM2835_CLOCK_DSI1E>,
74 <&clocks BCM2835_CLOCK_DSI1P>;
75 clock-names = "phy", "escape", "pixel";
76
77 clock-output-names = "dsi1_byte", "dsi1_ddr2", "dsi1_ddr";
78
79 pitouchscreen: panel@0 {
80 compatible = "raspberrypi,touchscreen";
81 reg = <0>;
82
83 /* ... */
84 };
85 };
86
87...