xref: /freebsd/sys/contrib/device-tree/Bindings/phy/qcom,qmp-ufs-phy.yaml (revision a90b9d0159070121c221b966469c3e36d912bf82) 
1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/phy/qcom,qmp-ufs-phy.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm QMP PHY controller (UFS)
8
9maintainers:
10  - Vinod Koul <vkoul@kernel.org>
11
12description:
13  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,msm8996-qmp-ufs-phy
20      - qcom,msm8998-qmp-ufs-phy
21      - qcom,sc8180x-qmp-ufs-phy
22      - qcom,sc8280xp-qmp-ufs-phy
23      - qcom,sdm845-qmp-ufs-phy
24      - qcom,sm6115-qmp-ufs-phy
25      - qcom,sm6350-qmp-ufs-phy
26      - qcom,sm8150-qmp-ufs-phy
27      - qcom,sm8250-qmp-ufs-phy
28      - qcom,sm8350-qmp-ufs-phy
29      - qcom,sm8450-qmp-ufs-phy
30
31  reg:
32    items:
33      - description: serdes
34
35  "#address-cells":
36    enum: [ 1, 2 ]
37
38  "#size-cells":
39    enum: [ 1, 2 ]
40
41  ranges: true
42
43  clocks:
44    minItems: 1
45    maxItems: 3
46
47  clock-names:
48    minItems: 1
49    maxItems: 3
50
51  power-domains:
52    maxItems: 1
53
54  resets:
55    maxItems: 1
56
57  reset-names:
58    items:
59      - const: ufsphy
60
61  vdda-phy-supply: true
62
63  vdda-pll-supply: true
64
65  vddp-ref-clk-supply: true
66
67patternProperties:
68  "^phy@[0-9a-f]+$":
69    type: object
70    description: single PHY-provider child node
71    properties:
72      reg:
73        minItems: 3
74        maxItems: 6
75
76      "#phy-cells":
77        const: 0
78
79    required:
80      - reg
81      - "#phy-cells"
82
83    additionalProperties: false
84
85required:
86  - compatible
87  - reg
88  - "#address-cells"
89  - "#size-cells"
90  - ranges
91  - clocks
92  - clock-names
93  - resets
94  - reset-names
95  - vdda-phy-supply
96  - vdda-pll-supply
97
98additionalProperties: false
99
100allOf:
101  - if:
102      properties:
103        compatible:
104          contains:
105            enum:
106              - qcom,msm8996-qmp-ufs-phy
107    then:
108      properties:
109        clocks:
110          maxItems: 1
111        clock-names:
112          items:
113            - const: ref
114
115  - if:
116      properties:
117        compatible:
118          contains:
119            enum:
120              - qcom,msm8998-qmp-ufs-phy
121              - qcom,sc8180x-qmp-ufs-phy
122              - qcom,sc8280xp-qmp-ufs-phy
123              - qcom,sdm845-qmp-ufs-phy
124              - qcom,sm6115-qmp-ufs-phy
125              - qcom,sm6350-qmp-ufs-phy
126              - qcom,sm8150-qmp-ufs-phy
127              - qcom,sm8250-qmp-ufs-phy
128    then:
129      properties:
130        clocks:
131          maxItems: 2
132        clock-names:
133          items:
134            - const: ref
135            - const: ref_aux
136
137  - if:
138      properties:
139        compatible:
140          contains:
141            enum:
142              - qcom,sm8450-qmp-ufs-phy
143    then:
144      properties:
145        clocks:
146          maxItems: 3
147        clock-names:
148          items:
149            - const: ref
150            - const: ref_aux
151            - const: qref
152
153  - if:
154      properties:
155        compatible:
156          contains:
157            enum:
158              - qcom,msm8998-qmp-ufs-phy
159              - qcom,sc8280xp-qmp-ufs-phy
160              - qcom,sdm845-qmp-ufs-phy
161              - qcom,sm6350-qmp-ufs-phy
162              - qcom,sm8150-qmp-ufs-phy
163              - qcom,sm8250-qmp-ufs-phy
164              - qcom,sm8350-qmp-ufs-phy
165              - qcom,sm8450-qmp-ufs-phy
166    then:
167      patternProperties:
168        "^phy@[0-9a-f]+$":
169          properties:
170            reg:
171              items:
172                - description: TX lane 1
173                - description: RX lane 1
174                - description: PCS
175                - description: TX lane 2
176                - description: RX lane 2
177
178  - if:
179      properties:
180        compatible:
181          contains:
182            enum:
183              - qcom,sc8180x-qmp-ufs-phy
184    then:
185      patternProperties:
186        "^phy@[0-9a-f]+$":
187          properties:
188            reg:
189              items:
190                - description: TX
191                - description: RX
192                - description: PCS
193                - description: PCS_MISC
194
195  - if:
196      properties:
197        compatible:
198          contains:
199            enum:
200              - qcom,msm8996-qmp-ufs-phy
201              - qcom,sm6115-qmp-ufs-phy
202    then:
203      patternProperties:
204        "^phy@[0-9a-f]+$":
205          properties:
206            reg:
207              items:
208                - description: TX
209                - description: RX
210                - description: PCS
211
212examples:
213  - |
214    #include <dt-bindings/clock/qcom,gcc-sc8280xp.h>
215    #include <dt-bindings/clock/qcom,rpmh.h>
216    phy-wrapper@1d87000 {
217        compatible = "qcom,sc8280xp-qmp-ufs-phy";
218        reg = <0x01d87000 0xe10>;
219        #address-cells = <1>;
220        #size-cells = <1>;
221        ranges = <0x0 0x01d87000 0x1000>;
222
223        clocks = <&rpmhcc RPMH_CXO_CLK>, <&gcc GCC_UFS_PHY_PHY_AUX_CLK>;
224        clock-names = "ref", "ref_aux";
225
226        resets = <&ufs_mem_hc 0>;
227        reset-names = "ufsphy";
228
229        vdda-phy-supply = <&vreg_l6b>;
230        vdda-pll-supply = <&vreg_l3b>;
231
232        phy@400 {
233            reg = <0x400 0x108>,
234                  <0x600 0x1e0>,
235                  <0xc00 0x1dc>,
236                  <0x800 0x108>,
237                  <0xa00 0x1e0>;
238            #phy-cells = <0>;
239        };
240    };
241