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$id: http://devicetree.org/schemas/phy/renesas,usb2-phy.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Renesas R-Car generation 3 USB 2.0 PHY
8
9maintainers:
10 - Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
11
12properties:
13 compatible:
14 oneOf:
15 - items:
16 - const: renesas,usb2-phy-r8a77470 # RZ/G1C
17
18 - items:
19 - enum:
20 - renesas,usb2-phy-r7s9210 # RZ/A2
21 - renesas,usb2-phy-r8a774a1 # RZ/G2M
22 - renesas,usb2-phy-r8a774b1 # RZ/G2N
23 - renesas,usb2-phy-r8a774c0 # RZ/G2E
24 - renesas,usb2-phy-r8a7795 # R-Car H3
25 - renesas,usb2-phy-r8a7796 # R-Car M3-W
26 - renesas,usb2-phy-r8a77961 # R-Car M3-W+
27 - renesas,usb2-phy-r8a77965 # R-Car M3-N
28 - renesas,usb2-phy-r8a77990 # R-Car E3
29 - renesas,usb2-phy-r8a77995 # R-Car D3
30 - const: renesas,rcar-gen3-usb2-phy
31
32 reg:
33 maxItems: 1
34
35 clocks:
36 minItems: 1
37 maxItems: 2
38
39 clock-names:
40 minItems: 1
41 maxItems: 2
42 items:
43 - const: fck
44 - const: usb_x1
45
46 '#phy-cells':
47 enum: [0, 1] # and 0 is deprecated.
48 description: |
49 The phandle's argument in the PHY specifier is the INT_STATUS bit of
50 controller.
51 - 1 = USBH_INTA (OHCI)
52 - 2 = USBH_INTB (EHCI)
53 - 3 = UCOM_INT (OTG and BC)
54
55 interrupts:
56 maxItems: 1
57
58 power-domains:
59 maxItems: 1
60
61 resets:
62 minItems: 1
63 maxItems: 2
64 items:
65 - description: reset of USB 2.0 host side
66 - description: reset of USB 2.0 peripheral side
67
68 vbus-supply:
69 description: |
70 Phandle to a regulator that provides power to the VBUS. This regulator
71 will be managed during the PHY power on/off sequence.
72
73 renesas,no-otg-pins:
74 $ref: /schemas/types.yaml#/definitions/flag
75 description: |
76 specify when a board does not provide proper otg pins.
77
78 dr_mode: true
79
80if:
81 properties:
82 compatible:
83 items:
84 enum:
85 - renesas,usb2-phy-r7s9210
86then:
87 required:
88 - clock-names
89
90required:
91 - compatible
92 - reg
93 - clocks
94 - '#phy-cells'
95
96additionalProperties: false
97
98examples:
99 - |
100 #include <dt-bindings/clock/r8a7795-cpg-mssr.h>
101 #include <dt-bindings/interrupt-controller/arm-gic.h>
102 #include <dt-bindings/power/r8a7795-sysc.h>
103
104 usb-phy@ee080200 {
105 compatible = "renesas,usb2-phy-r8a7795", "renesas,rcar-gen3-usb2-phy";
106 reg = <0xee080200 0x700>;
107 interrupts = <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>;
108 clocks = <&cpg CPG_MOD 703>;
109 #phy-cells = <1>;
110 };
111
112 usb-phy@ee0a0200 {
113 compatible = "renesas,usb2-phy-r8a7795", "renesas,rcar-gen3-usb2-phy";
114 reg = <0xee0a0200 0x700>;
115 clocks = <&cpg CPG_MOD 702>;
116 #phy-cells = <1>;
117 };