summaryrefslogtreecommitdiff
path: root/Documentation/devicetree/bindings/net/bluetooth/qualcomm-bluetooth.yaml
blob: 528ef3572b621e75ee6cadfe7e8f82652f54476d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/net/bluetooth/qualcomm-bluetooth.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm Bluetooth Chips

maintainers:
  - Balakrishna Godavarthi <quic_bgodavar@quicinc.com>
  - Rocky Liao <quic_rjliao@quicinc.com>

description:
  This binding describes Qualcomm UART-attached bluetooth chips.

properties:
  compatible:
    enum:
      - qcom,qca2066-bt
      - qcom,qca6174-bt
      - qcom,qca9377-bt
      - qcom,wcn3988-bt
      - qcom,wcn3990-bt
      - qcom,wcn3991-bt
      - qcom,wcn3998-bt
      - qcom,qca6390-bt
      - qcom,wcn6750-bt
      - qcom,wcn6855-bt
      - qcom,wcn7850-bt

  enable-gpios:
    maxItems: 1
    description: gpio specifier used to enable chip

  swctrl-gpios:
    maxItems: 1
    description: gpio specifier is used to find status
                 of clock supply to SoC

  clocks:
    maxItems: 1
    description: clock provided to the controller (SUSCLK_32KHZ)

  vddio-supply:
    description: VDD_IO supply regulator handle

  vddxo-supply:
    description: VDD_XO supply regulator handle

  vddrf-supply:
    description: VDD_RF supply regulator handle

  vddch0-supply:
    description: VDD_CH0 supply regulator handle

  vddch1-supply:
    description: VDD_CH1 supply regulator handle

  vddaon-supply:
    description: VDD_AON supply regulator handle

  vdddig-supply:
    description: VDD_DIG supply regulator handle

  vddbtcxmx-supply:
    description: VDD_BT_CXMX supply regulator handle

  vddrfacmn-supply:
    description: VDD_RFA_CMN supply regulator handle

  vddrfa0p8-supply:
    description: VDD_RFA_0P8 suppply regulator handle

  vddrfa1p7-supply:
    description: VDD_RFA_1P7 supply regulator handle

  vddrfa1p2-supply:
    description: VDD_RFA_1P2 supply regulator handle

  vddrfa1p9-supply:
    description: VDD_RFA_1P9 supply regulator handle

  vddrfa2p2-supply:
    description: VDD_RFA_2P2 supply regulator handle

  vddasd-supply:
    description: VDD_ASD supply regulator handle

  max-speed:
    description: see Documentation/devicetree/bindings/serial/serial.yaml

  firmware-name:
    description: specify the name of nvm firmware to load

  local-bd-address: true


required:
  - compatible

additionalProperties: false

allOf:
  - $ref: bluetooth-controller.yaml#
  - if:
      properties:
        compatible:
          contains:
            enum:
              - qcom,qca2066-bt
              - qcom,qca6174-bt
    then:
      required:
        - enable-gpios
        - clocks

  - if:
      properties:
        compatible:
          contains:
            enum:
              - qcom,wcn3988-bt
              - qcom,wcn3990-bt
              - qcom,wcn3991-bt
              - qcom,wcn3998-bt
    then:
      required:
        - vddio-supply
        - vddxo-supply
        - vddrf-supply
        - vddch0-supply

  - if:
      properties:
        compatible:
          contains:
            enum:
              - qcom,wcn6750-bt
    then:
      required:
        - enable-gpios
        - swctrl-gpios
        - vddio-supply
        - vddaon-supply
        - vddbtcxmx-supply
        - vddrfacmn-supply
        - vddrfa0p8-supply
        - vddrfa1p7-supply
        - vddrfa1p2-supply
        - vddasd-supply
  - if:
      properties:
        compatible:
          contains:
            enum:
              - qcom,wcn6855-bt
    then:
      required:
        - enable-gpios
        - swctrl-gpios
        - vddio-supply
        - vddbtcxmx-supply
        - vddrfacmn-supply
        - vddrfa0p8-supply
        - vddrfa1p2-supply
        - vddrfa1p7-supply
  - if:
      properties:
        compatible:
          contains:
            enum:
              - qcom,wcn7850-bt
    then:
      required:
        - enable-gpios
        - swctrl-gpios
        - vddio-supply
        - vddaon-supply
        - vdddig-supply
        - vddrfa0p8-supply
        - vddrfa1p2-supply
        - vddrfa1p9-supply

examples:
  - |
    #include <dt-bindings/gpio/gpio.h>
    serial {

        bluetooth {
            compatible = "qcom,qca6174-bt";
            enable-gpios = <&pm8994_gpios 19 GPIO_ACTIVE_HIGH>;
            clocks = <&divclk4>;
            firmware-name = "nvm_00440302.bin";
        };
    };
  - |
    serial {

        bluetooth {
            compatible = "qcom,wcn3990-bt";
            vddio-supply = <&vreg_s4a_1p8>;
            vddxo-supply = <&vreg_l7a_1p8>;
            vddrf-supply = <&vreg_l17a_1p3>;
            vddch0-supply = <&vreg_l25a_3p3>;
            max-speed = <3200000>;
            firmware-name = "crnv21.bin";
        };
    };
  - |
    serial {

        bluetooth {
            compatible = "qcom,wcn6750-bt";
            pinctrl-names = "default";
            pinctrl-0 = <&bt_en_default>;
            enable-gpios = <&tlmm 85 GPIO_ACTIVE_HIGH>;
            swctrl-gpios = <&tlmm 86 GPIO_ACTIVE_HIGH>;
            vddio-supply = <&vreg_l19b_1p8>;
            vddaon-supply = <&vreg_s7b_0p9>;
            vddbtcxmx-supply = <&vreg_s7b_0p9>;
            vddrfacmn-supply = <&vreg_s7b_0p9>;
            vddrfa0p8-supply = <&vreg_s7b_0p9>;
            vddrfa1p7-supply = <&vreg_s1b_1p8>;
            vddrfa1p2-supply = <&vreg_s8b_1p2>;
            vddrfa2p2-supply = <&vreg_s1c_2p2>;
            vddasd-supply = <&vreg_l11c_2p8>;
            max-speed = <3200000>;
            firmware-name = "msnv11.bin";
        };
    };