xref: /linux/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-usb3-uni-phy.yaml (revision f9bff0e31881d03badf191d3b0005839391f5f2b) 
1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/phy/qcom,sc8280xp-qmp-usb3-uni-phy.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm QMP PHY controller (USB, SC8280XP)
8
9maintainers:
10  - Vinod Koul <vkoul@kernel.org>
11
12description:
13  The QMP PHY controller supports physical layer functionality for a number of
14  controllers on Qualcomm chipsets, such as, PCIe, UFS, and USB.
15
16properties:
17  compatible:
18    enum:
19      - qcom,ipq9574-qmp-usb3-phy
20      - qcom,qcm2290-qmp-usb3-phy
21      - qcom,sa8775p-qmp-usb3-uni-phy
22      - qcom,sc8280xp-qmp-usb3-uni-phy
23      - qcom,sm6115-qmp-usb3-phy
24
25  reg:
26    maxItems: 1
27
28  clocks:
29    maxItems: 4
30
31  clock-names:
32    maxItems: 4
33
34  power-domains:
35    maxItems: 1
36
37  resets:
38    maxItems: 2
39
40  reset-names:
41    items:
42      - const: phy
43      - const: phy_phy
44
45  vdda-phy-supply: true
46
47  vdda-pll-supply: true
48
49  "#clock-cells":
50    const: 0
51
52  clock-output-names:
53    maxItems: 1
54
55  "#phy-cells":
56    const: 0
57
58required:
59  - compatible
60  - reg
61  - clocks
62  - clock-names
63  - resets
64  - reset-names
65  - vdda-phy-supply
66  - vdda-pll-supply
67  - "#clock-cells"
68  - clock-output-names
69  - "#phy-cells"
70
71allOf:
72  - if:
73      properties:
74        compatible:
75          contains:
76            enum:
77              - qcom,ipq9574-qmp-usb3-phy
78    then:
79      properties:
80        clock-names:
81          items:
82            - const: aux
83            - const: ref
84            - const: cfg_ahb
85            - const: pipe
86
87  - if:
88      properties:
89        compatible:
90          contains:
91            enum:
92              - qcom,qcm2290-qmp-usb3-phy
93              - qcom,sm6115-qmp-usb3-phy
94    then:
95      properties:
96        clocks:
97          maxItems: 4
98        clock-names:
99          items:
100            - const: cfg_ahb
101            - const: ref
102            - const: com_aux
103            - const: pipe
104
105  - if:
106      properties:
107        compatible:
108          contains:
109            enum:
110              - qcom,sa8775p-qmp-usb3-uni-phy
111              - qcom,sc8280xp-qmp-usb3-uni-phy
112    then:
113      properties:
114        clocks:
115          maxItems: 4
116        clock-names:
117          items:
118            - const: aux
119            - const: ref
120            - const: com_aux
121            - const: pipe
122      required:
123        - power-domains
124
125additionalProperties: false
126
127examples:
128  - |
129    #include <dt-bindings/clock/qcom,gcc-sc8280xp.h>
130    #include <dt-bindings/clock/qcom,rpmh.h>
131
132    phy@88ef000 {
133      compatible = "qcom,sc8280xp-qmp-usb3-uni-phy";
134      reg = <0x088ef000 0x2000>;
135
136      clocks = <&gcc GCC_USB3_MP_PHY_AUX_CLK>,
137               <&gcc GCC_USB3_MP0_CLKREF_CLK>,
138               <&gcc GCC_USB3_MP_PHY_COM_AUX_CLK>,
139               <&gcc GCC_USB3_MP_PHY_PIPE_0_CLK>;
140      clock-names = "aux", "ref", "com_aux", "pipe";
141
142      power-domains = <&gcc USB30_MP_GDSC>;
143
144      resets = <&gcc GCC_USB3_UNIPHY_MP0_BCR>,
145               <&gcc GCC_USB3UNIPHY_PHY_MP0_BCR>;
146      reset-names = "phy", "phy_phy";
147
148      vdda-phy-supply = <&vreg_l3a>;
149      vdda-pll-supply = <&vreg_l5a>;
150
151      #clock-cells = <0>;
152      clock-output-names = "usb2_phy0_pipe_clk";
153
154      #phy-cells = <0>;
155    };
156