xref: /freebsd/sys/contrib/device-tree/Bindings/phy/qcom,qmp-usb3-dp-phy.yaml (revision d4eeb02986980bf33dd56c41ceb9fc5f180c0d47) 
1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2
3%YAML 1.2
4---
5$id: "http://devicetree.org/schemas/phy/qcom,qmp-usb3-dp-phy.yaml#"
6$schema: "http://devicetree.org/meta-schemas/core.yaml#"
7
8title: Qualcomm QMP USB3 DP PHY controller
9
10maintainers:
11  - Manu Gautam <mgautam@codeaurora.org>
12
13properties:
14  compatible:
15    enum:
16      - qcom,sc7180-qmp-usb3-dp-phy
17      - qcom,sc7280-qmp-usb3-dp-phy
18      - qcom,sc8180x-qmp-usb3-dp-phy
19      - qcom,sdm845-qmp-usb3-dp-phy
20      - qcom,sm8250-qmp-usb3-dp-phy
21  reg:
22    items:
23      - description: Address and length of PHY's USB serdes block.
24      - description: Address and length of the DP_COM control block.
25      - description: Address and length of PHY's DP serdes block.
26
27  reg-names:
28    items:
29      - const: usb
30      - const: dp_com
31      - const: dp
32
33  "#clock-cells":
34    enum: [ 1, 2 ]
35
36  "#address-cells":
37    enum: [ 1, 2 ]
38
39  "#size-cells":
40    enum: [ 1, 2 ]
41
42  ranges: true
43
44  clocks:
45    items:
46      - description: Phy aux clock.
47      - description: Phy config clock.
48      - description: 19.2 MHz ref clk.
49      - description: Phy common block aux clock.
50
51  clock-names:
52    items:
53      - const: aux
54      - const: cfg_ahb
55      - const: ref
56      - const: com_aux
57
58  resets:
59    items:
60      - description: reset of phy block.
61      - description: phy common block reset.
62
63  reset-names:
64    items:
65      - const: phy
66      - const: common
67
68  vdda-phy-supply:
69    description:
70      Phandle to a regulator supply to PHY core block.
71
72  vdda-pll-supply:
73    description:
74      Phandle to 1.8V regulator supply to PHY refclk pll block.
75
76  vddp-ref-clk-supply:
77    description:
78      Phandle to a regulator supply to any specific refclk pll block.
79
80#Required nodes:
81patternProperties:
82  "^usb3-phy@[0-9a-f]+$":
83    type: object
84    description:
85      The USB3 PHY.
86
87    properties:
88      reg:
89        items:
90          - description: Address and length of TX.
91          - description: Address and length of RX.
92          - description: Address and length of PCS.
93          - description: Address and length of TX2.
94          - description: Address and length of RX2.
95          - description: Address and length of pcs_misc.
96
97      clocks:
98        items:
99          - description: pipe clock
100
101      clock-names:
102        items:
103          - const: pipe0
104
105      clock-output-names:
106        items:
107          - const: usb3_phy_pipe_clk_src
108
109      '#clock-cells':
110        const: 0
111
112      '#phy-cells':
113        const: 0
114
115    required:
116      - reg
117      - clocks
118      - clock-names
119      - '#clock-cells'
120      - '#phy-cells'
121
122  "^dp-phy@[0-9a-f]+$":
123    type: object
124    description:
125      The DP PHY.
126
127    properties:
128      reg:
129        items:
130          - description: Address and length of TX.
131          - description: Address and length of RX.
132          - description: Address and length of PCS.
133          - description: Address and length of TX2.
134          - description: Address and length of RX2.
135
136      '#clock-cells':
137        const: 1
138
139      '#phy-cells':
140        const: 0
141
142    required:
143      - reg
144      - '#clock-cells'
145      - '#phy-cells'
146
147required:
148  - compatible
149  - reg
150  - "#clock-cells"
151  - "#address-cells"
152  - "#size-cells"
153  - ranges
154  - clocks
155  - clock-names
156  - resets
157  - reset-names
158  - vdda-phy-supply
159  - vdda-pll-supply
160
161additionalProperties: false
162
163examples:
164  - |
165    #include <dt-bindings/clock/qcom,gcc-sdm845.h>
166    usb_1_qmpphy: phy-wrapper@88e9000 {
167        compatible = "qcom,sdm845-qmp-usb3-dp-phy";
168        reg = <0x088e9000 0x18c>,
169              <0x088e8000 0x10>,
170              <0x088ea000 0x40>;
171        reg-names = "usb", "dp_com", "dp";
172        #clock-cells = <1>;
173        #address-cells = <1>;
174        #size-cells = <1>;
175        ranges = <0x0 0x088e9000 0x2000>;
176
177        clocks = <&gcc GCC_USB3_PRIM_PHY_AUX_CLK>,
178                 <&gcc GCC_USB_PHY_CFG_AHB2PHY_CLK>,
179                 <&gcc GCC_USB3_PRIM_CLKREF_CLK>,
180                 <&gcc GCC_USB3_PRIM_PHY_COM_AUX_CLK>;
181        clock-names = "aux", "cfg_ahb", "ref", "com_aux";
182
183        resets = <&gcc GCC_USB3_PHY_PRIM_BCR>,
184                 <&gcc GCC_USB3_DP_PHY_PRIM_BCR>;
185        reset-names = "phy", "common";
186
187        vdda-phy-supply = <&vdda_usb2_ss_1p2>;
188        vdda-pll-supply = <&vdda_usb2_ss_core>;
189
190        usb3-phy@200 {
191            reg = <0x200 0x128>,
192                  <0x400 0x200>,
193                  <0xc00 0x218>,
194                  <0x600 0x128>,
195                  <0x800 0x200>,
196                  <0xa00 0x100>;
197            #clock-cells = <0>;
198            #phy-cells = <0>;
199            clocks = <&gcc GCC_USB3_PRIM_PHY_PIPE_CLK>;
200            clock-names = "pipe0";
201            clock-output-names = "usb3_phy_pipe_clk_src";
202        };
203
204        dp-phy@88ea200 {
205            reg = <0xa200 0x200>,
206                  <0xa400 0x200>,
207                  <0xaa00 0x200>,
208                  <0xa600 0x200>,
209                  <0xa800 0x200>;
210            #clock-cells = <1>;
211            #phy-cells = <0>;
212        };
213    };
214