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# Copyright (c) 2020 MediaTek
3%YAML 1.2
4---
5$id: http://devicetree.org/schemas/phy/mediatek,dsi-phy.yaml#
6$schema: http://devicetree.org/meta-schemas/core.yaml#
7
8title: MediaTek MIPI Display Serial Interface (DSI) PHY
9
10maintainers:
11 - Chun-Kuang Hu <chunkuang.hu@kernel.org>
12 - Philipp Zabel <p.zabel@pengutronix.de>
13 - Chunfeng Yun <chunfeng.yun@mediatek.com>
14
15description: The MIPI DSI PHY supports up to 4-lane output.
16
17properties:
18 $nodename:
19 pattern: "^dsi-phy@[0-9a-f]+$"
20
21 compatible:
22 oneOf:
23 - items:
24 - enum:
25 - mediatek,mt7623-mipi-tx
26 - const: mediatek,mt2701-mipi-tx
27 - items:
28 - enum:
29 - mediatek,mt6795-mipi-tx
30 - const: mediatek,mt8173-mipi-tx
31 - items:
32 - enum:
33 - mediatek,mt8365-mipi-tx
34 - const: mediatek,mt8183-mipi-tx
35 - const: mediatek,mt2701-mipi-tx
36 - const: mediatek,mt8173-mipi-tx
37 - const: mediatek,mt8183-mipi-tx
38
39 reg:
40 maxItems: 1
41
42 clocks:
43 items:
44 - description: PLL reference clock
45
46 clock-output-names:
47 maxItems: 1
48
49 "#phy-cells":
50 const: 0
51
52 "#clock-cells":
53 const: 0
54
55 nvmem-cells:
56 maxItems: 1
57 description: A phandle to the calibration data provided by a nvmem device,
58 if unspecified, default values shall be used.
59
60 nvmem-cell-names:
61 items:
62 - const: calibration-data
63
64 drive-strength-microamp:
65 description: adjust driving current
66 multipleOf: 200
67 minimum: 2000
68 maximum: 6000
69 default: 4600
70
71required:
72 - compatible
73 - reg
74 - clocks
75 - clock-output-names
76 - "#phy-cells"
77 - "#clock-cells"
78
79additionalProperties: false
80
81examples:
82 - |
83 #include <dt-bindings/clock/mt8173-clk.h>
84 dsi-phy@10215000 {
85 compatible = "mediatek,mt8173-mipi-tx";
86 reg = <0x10215000 0x1000>;
87 clocks = <&clk26m>;
88 clock-output-names = "mipi_tx0_pll";
89 drive-strength-microamp = <4000>;
90 nvmem-cells = <&mipi_tx_calibration>;
91 nvmem-cell-names = "calibration-data";
92 #clock-cells = <0>;
93 #phy-cells = <0>;
94 };
95
96...