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 binding
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 - const: mediatek,mt2701-mipi-tx
28 - const: mediatek,mt8173-mipi-tx
29 - const: mediatek,mt8183-mipi-tx
30
31 reg:
32 maxItems: 1
33
34 clocks:
35 items:
36 - description: PLL reference clock
37
38 clock-output-names:
39 maxItems: 1
40
41 "#phy-cells":
42 const: 0
43
44 "#clock-cells":
45 const: 0
46
47 nvmem-cells:
48 maxItems: 1
49 description: A phandle to the calibration data provided by a nvmem device,
50 if unspecified, default values shall be used.
51
52 nvmem-cell-names:
53 items:
54 - const: calibration-data
55
56 drive-strength-microamp:
57 description: adjust driving current
58 multipleOf: 200
59 minimum: 2000
60 maximum: 6000
61 default: 4600
62
63required:
64 - compatible
65 - reg
66 - clocks
67 - clock-output-names
68 - "#phy-cells"
69 - "#clock-cells"
70
71additionalProperties: false
72
73examples:
74 - |
75 #include <dt-bindings/clock/mt8173-clk.h>
76 dsi-phy@10215000 {
77 compatible = "mediatek,mt8173-mipi-tx";
78 reg = <0x10215000 0x1000>;
79 clocks = <&clk26m>;
80 clock-output-names = "mipi_tx0_pll";
81 drive-strength-microamp = <4000>;
82 nvmem-cells= <&mipi_tx_calibration>;
83 nvmem-cell-names = "calibration-data";
84 #clock-cells = <0>;
85 #phy-cells = <0>;
86 };
87
88...