1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-C 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/phy/transmi 4 $id: http://devicetree.org/schemas/phy/transmit-amplitude.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Common PHY and network PCS transmit amp 7 title: Common PHY and network PCS transmit amplitude property
8 8
9 description: 9 description:
10 Binding describing the peak-to-peak transmit 10 Binding describing the peak-to-peak transmit amplitude for common PHYs
11 and network PCSes. 11 and network PCSes.
12 12
13 maintainers: 13 maintainers:
14 - Marek Behún <kabel@kernel.org> 14 - Marek Behún <kabel@kernel.org>
15 15
16 properties: 16 properties:
17 tx-p2p-microvolt: 17 tx-p2p-microvolt:
18 description: 18 description:
19 Transmit amplitude voltages in microvolt 19 Transmit amplitude voltages in microvolts, peak-to-peak. If this property
20 contains multiple values for various PHY 20 contains multiple values for various PHY modes, the
21 'tx-p2p-microvolt-names' property must b 21 'tx-p2p-microvolt-names' property must be provided and contain
22 corresponding mode names. 22 corresponding mode names.
23 23
24 tx-p2p-microvolt-names: 24 tx-p2p-microvolt-names:
25 description: | 25 description: |
26 Names of the modes corresponding to volt 26 Names of the modes corresponding to voltages in the 'tx-p2p-microvolt'
27 property. Required only if multiple volt 27 property. Required only if multiple voltages are provided.
28 28
29 If a value of 'default' is provided, the 29 If a value of 'default' is provided, the system should use it for any PHY
30 mode that is otherwise not defined here. 30 mode that is otherwise not defined here. If 'default' is not provided, the
31 system should use manufacturer default v 31 system should use manufacturer default value.
32 minItems: 1 32 minItems: 1
33 maxItems: 16 33 maxItems: 16
34 items: 34 items:
35 enum: 35 enum:
36 - default 36 - default
37 37
38 # ethernet modes 38 # ethernet modes
39 - sgmii 39 - sgmii
40 - qsgmii 40 - qsgmii
41 - xgmii 41 - xgmii
42 - 1000base-x 42 - 1000base-x
43 - 2500base-x 43 - 2500base-x
44 - 5gbase-r 44 - 5gbase-r
45 - rxaui 45 - rxaui
46 - xaui 46 - xaui
47 - 10gbase-kr 47 - 10gbase-kr
48 - usxgmii 48 - usxgmii
49 - 10gbase-r 49 - 10gbase-r
50 - 25gbase-r 50 - 25gbase-r
51 51
52 # PCIe modes 52 # PCIe modes
53 - pcie 53 - pcie
54 - pcie1 54 - pcie1
55 - pcie2 55 - pcie2
56 - pcie3 56 - pcie3
57 - pcie4 57 - pcie4
58 - pcie5 58 - pcie5
59 - pcie6 59 - pcie6
60 60
61 # USB modes 61 # USB modes
62 - usb 62 - usb
63 - usb-ls 63 - usb-ls
64 - usb-fs 64 - usb-fs
65 - usb-hs 65 - usb-hs
66 - usb-ss 66 - usb-ss
67 - usb-ss+ 67 - usb-ss+
68 - usb-4 68 - usb-4
69 69
70 # storage modes 70 # storage modes
71 - sata 71 - sata
72 - ufs-hs 72 - ufs-hs
73 - ufs-hs-a 73 - ufs-hs-a
74 - ufs-hs-b 74 - ufs-hs-b
75 75
76 # display modes 76 # display modes
77 - lvds 77 - lvds
78 - dp 78 - dp
79 - dp-rbr 79 - dp-rbr
80 - dp-hbr 80 - dp-hbr
81 - dp-hbr2 81 - dp-hbr2
82 - dp-hbr3 82 - dp-hbr3
83 - dp-uhbr-10 83 - dp-uhbr-10
84 - dp-uhbr-13.5 84 - dp-uhbr-13.5
85 - dp-uhbr-20 85 - dp-uhbr-20
86 86
87 # camera modes 87 # camera modes
88 - mipi-dphy 88 - mipi-dphy
89 - mipi-dphy-univ 89 - mipi-dphy-univ
90 - mipi-dphy-v2.5-univ 90 - mipi-dphy-v2.5-univ
91 91
92 dependencies: 92 dependencies:
93 tx-p2p-microvolt-names: [ tx-p2p-microvolt ] 93 tx-p2p-microvolt-names: [ tx-p2p-microvolt ]
94 94
95 additionalProperties: true 95 additionalProperties: true
96 96
97 examples: 97 examples:
98 - | 98 - |
99 phy: phy { 99 phy: phy {
100 #phy-cells = <1>; 100 #phy-cells = <1>;
101 tx-p2p-microvolt = <915000>, <1100000>, 101 tx-p2p-microvolt = <915000>, <1100000>, <1200000>;
102 tx-p2p-microvolt-names = "2500base-x", " 102 tx-p2p-microvolt-names = "2500base-x", "usb-hs", "usb-ss";
103 }; 103 };
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