1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/net/bluetooth/qualcomm-bluetooth.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Qualcomm Bluetooth Chips
8
9 maintainers:
10 - Balakrishna Godavarthi <quic_bgodavar@quicinc.com>
11 - Rocky Liao <quic_rjliao@quicinc.com>
12
13 description:
14 This binding describes Qualcomm UART-attached bluetooth chips.
15
16 properties:
17 compatible:
18 enum:
19 - qcom,qca2066-bt
20 - qcom,qca6174-bt
21 - qcom,qca9377-bt
22 - qcom,wcn3988-bt
23 - qcom,wcn3990-bt
24 - qcom,wcn3991-bt
25 - qcom,wcn3998-bt
26 - qcom,qca6390-bt
27 - qcom,wcn6750-bt
28 - qcom,wcn6855-bt
29 - qcom,wcn7850-bt
30
31 enable-gpios:
32 maxItems: 1
33 description: gpio specifier used to enable chip
34
35 swctrl-gpios:
36 maxItems: 1
37 description: gpio specifier is used to find status
38 of clock supply to SoC
39
40 clocks:
41 maxItems: 1
42 description: clock provided to the controller (SUSCLK_32KHZ)
43
44 vddio-supply:
45 description: VDD_IO supply regulator handle
46
47 vddxo-supply:
48 description: VDD_XO supply regulator handle
49
50 vddrf-supply:
51 description: VDD_RF supply regulator handle
52
53 vddch0-supply:
54 description: VDD_CH0 supply regulator handle
55
56 vddch1-supply:
57 description: VDD_CH1 supply regulator handle
58
59 vddaon-supply:
60 description: VDD_AON supply regulator handle
61
62 vdddig-supply:
63 description: VDD_DIG supply regulator handle
64
65 vddbtcmx-supply:
66 description: VDD_BT_CMX supply regulator handle
67
68 vddbtcxmx-supply:
69 description: VDD_BT_CXMX supply regulator handle
70
71 vddrfacmn-supply:
72 description: VDD_RFA_CMN supply regulator handle
73
74 vddrfa0p8-supply:
75 description: VDD_RFA_0P8 supply regulator handle
76
77 vddrfa1p7-supply:
78 description: VDD_RFA_1P7 supply regulator handle
79
80 vddrfa1p8-supply:
81 description: VDD_RFA_1P8 supply regulator handle
82
83 vddrfa1p2-supply:
84 description: VDD_RFA_1P2 supply regulator handle
85
86 vddrfa1p9-supply:
87 description: VDD_RFA_1P9 supply regulator handle
88
89 vddrfa2p2-supply:
90 description: VDD_RFA_2P2 supply regulator handle
91
92 vddasd-supply:
93 description: VDD_ASD supply regulator handle
94
95 vddwlcx-supply:
96 description: VDD_WLCX supply regulator handle
97
98 vddwlmx-supply:
99 description: VDD_WLMX supply regulator handle
100
101 max-speed: true
102
103 firmware-name:
104 description: specify the name of nvm firmware to load
105
106 local-bd-address: true
107
108 qcom,local-bd-address-broken:
109 type: boolean
110 description:
111 boot firmware is incorrectly passing the address in big-endian order
112
113 required:
114 - compatible
115
116 additionalProperties: false
117
118 allOf:
119 - $ref: bluetooth-controller.yaml#
120 - $ref: /schemas/serial/serial-peripheral-props.yaml#
121 - if:
122 properties:
123 compatible:
124 contains:
125 enum:
126 - qcom,qca2066-bt
127 - qcom,qca6174-bt
128 then:
129 required:
130 - enable-gpios
131 - clocks
132
133 - if:
134 properties:
135 compatible:
136 contains:
137 enum:
138 - qcom,wcn3988-bt
139 - qcom,wcn3990-bt
140 - qcom,wcn3991-bt
141 - qcom,wcn3998-bt
142 then:
143 required:
144 - vddio-supply
145 - vddxo-supply
146 - vddrf-supply
147 - vddch0-supply
148
149 - if:
150 properties:
151 compatible:
152 contains:
153 enum:
154 - qcom,wcn6750-bt
155 then:
156 required:
157 - enable-gpios
158 - swctrl-gpios
159 - vddio-supply
160 - vddaon-supply
161 - vddbtcxmx-supply
162 - vddrfacmn-supply
163 - vddrfa0p8-supply
164 - vddrfa1p7-supply
165 - vddrfa1p2-supply
166 - vddasd-supply
167 - if:
168 properties:
169 compatible:
170 contains:
171 enum:
172 - qcom,wcn6855-bt
173 then:
174 required:
175 - vddrfacmn-supply
176 - vddaon-supply
177 - vddwlcx-supply
178 - vddwlmx-supply
179 - vddbtcmx-supply
180 - vddrfa0p8-supply
181 - vddrfa1p2-supply
182 - vddrfa1p8-supply
183 - if:
184 properties:
185 compatible:
186 contains:
187 enum:
188 - qcom,wcn7850-bt
189 then:
190 required:
191 - vddrfacmn-supply
192 - vddaon-supply
193 - vddwlcx-supply
194 - vddwlmx-supply
195 - vddrfa0p8-supply
196 - vddrfa1p2-supply
197 - vddrfa1p8-supply
198 - if:
199 properties:
200 compatible:
201 contains:
202 enum:
203 - qcom,qca6390-bt
204 then:
205 required:
206 - vddrfacmn-supply
207 - vddaon-supply
208 - vddbtcmx-supply
209 - vddrfa0p8-supply
210 - vddrfa1p2-supply
211 - vddrfa1p7-supply
212
213 examples:
214 - |
215 #include <dt-bindings/gpio/gpio.h>
216 serial {
217
218 bluetooth {
219 compatible = "qcom,qca6174-bt";
220 enable-gpios = <&pm8994_gpios 19 GPIO_ACTIVE_HIGH>;
221 clocks = <&divclk4>;
222 firmware-name = "nvm_00440302.bin";
223 };
224 };
225 - |
226 serial {
227
228 bluetooth {
229 compatible = "qcom,wcn3990-bt";
230 vddio-supply = <&vreg_s4a_1p8>;
231 vddxo-supply = <&vreg_l7a_1p8>;
232 vddrf-supply = <&vreg_l17a_1p3>;
233 vddch0-supply = <&vreg_l25a_3p3>;
234 max-speed = <3200000>;
235 firmware-name = "crnv21.bin";
236 };
237 };
238 - |
239 serial {
240
241 bluetooth {
242 compatible = "qcom,wcn6750-bt";
243 pinctrl-names = "default";
244 pinctrl-0 = <&bt_en_default>;
245 enable-gpios = <&tlmm 85 GPIO_ACTIVE_HIGH>;
246 swctrl-gpios = <&tlmm 86 GPIO_ACTIVE_HIGH>;
247 vddio-supply = <&vreg_l19b_1p8>;
248 vddaon-supply = <&vreg_s7b_0p9>;
249 vddbtcxmx-supply = <&vreg_s7b_0p9>;
250 vddrfacmn-supply = <&vreg_s7b_0p9>;
251 vddrfa0p8-supply = <&vreg_s7b_0p9>;
252 vddrfa1p7-supply = <&vreg_s1b_1p8>;
253 vddrfa1p2-supply = <&vreg_s8b_1p2>;
254 vddrfa2p2-supply = <&vreg_s1c_2p2>;
255 vddasd-supply = <&vreg_l11c_2p8>;
256 max-speed = <3200000>;
257 firmware-name = "msnv11.bin";
258 };
259 };
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