xref: /linux/drivers/regulator/axp20x-regulator.c (revision d53b8e36925256097a08d7cb749198d85cbf9b2b)
1 /*
2  * AXP20x regulators driver.
3  *
4  * Copyright (C) 2013 Carlo Caione <carlo@caione.org>
5  *
6  * This file is subject to the terms and conditions of the GNU General
7  * Public License. See the file "COPYING" in the main directory of this
8  * archive for more details.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  * GNU General Public License for more details.
14  */
15 
16 #include <linux/bitops.h>
17 #include <linux/delay.h>
18 #include <linux/err.h>
19 #include <linux/init.h>
20 #include <linux/mfd/axp20x.h>
21 #include <linux/module.h>
22 #include <linux/of.h>
23 #include <linux/platform_device.h>
24 #include <linux/regmap.h>
25 #include <linux/regulator/driver.h>
26 #include <linux/regulator/machine.h>
27 #include <linux/regulator/of_regulator.h>
28 
29 #define AXP20X_GPIO0_FUNC_MASK		GENMASK(3, 0)
30 #define AXP20X_GPIO1_FUNC_MASK		GENMASK(3, 0)
31 
32 #define AXP20X_IO_ENABLED		0x03
33 #define AXP20X_IO_DISABLED		0x07
34 
35 #define AXP20X_WORKMODE_DCDC2_MASK	BIT_MASK(2)
36 #define AXP20X_WORKMODE_DCDC3_MASK	BIT_MASK(1)
37 
38 #define AXP20X_FREQ_DCDC_MASK		GENMASK(3, 0)
39 
40 #define AXP20X_VBUS_IPSOUT_MGMT_MASK	BIT_MASK(2)
41 
42 #define AXP20X_DCDC2_V_OUT_MASK		GENMASK(5, 0)
43 #define AXP20X_DCDC3_V_OUT_MASK		GENMASK(7, 0)
44 #define AXP20X_LDO2_V_OUT_MASK		GENMASK(7, 4)
45 #define AXP20X_LDO3_V_OUT_MASK		GENMASK(6, 0)
46 #define AXP20X_LDO4_V_OUT_MASK		GENMASK(3, 0)
47 #define AXP20X_LDO5_V_OUT_MASK		GENMASK(7, 4)
48 
49 #define AXP20X_PWR_OUT_EXTEN_MASK	BIT_MASK(0)
50 #define AXP20X_PWR_OUT_DCDC3_MASK	BIT_MASK(1)
51 #define AXP20X_PWR_OUT_LDO2_MASK	BIT_MASK(2)
52 #define AXP20X_PWR_OUT_LDO4_MASK	BIT_MASK(3)
53 #define AXP20X_PWR_OUT_DCDC2_MASK	BIT_MASK(4)
54 #define AXP20X_PWR_OUT_LDO3_MASK	BIT_MASK(6)
55 
56 #define AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_RATE_MASK	BIT_MASK(0)
57 #define AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_RATE(x) \
58 	((x) << 0)
59 #define AXP20X_DCDC2_LDO3_V_RAMP_LDO3_RATE_MASK		BIT_MASK(1)
60 #define AXP20X_DCDC2_LDO3_V_RAMP_LDO3_RATE(x) \
61 	((x) << 1)
62 #define AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_EN_MASK		BIT_MASK(2)
63 #define AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_EN		BIT(2)
64 #define AXP20X_DCDC2_LDO3_V_RAMP_LDO3_EN_MASK		BIT_MASK(3)
65 #define AXP20X_DCDC2_LDO3_V_RAMP_LDO3_EN		BIT(3)
66 
67 #define AXP20X_LDO4_V_OUT_1250mV_START	0x0
68 #define AXP20X_LDO4_V_OUT_1250mV_STEPS	0
69 #define AXP20X_LDO4_V_OUT_1250mV_END	\
70 	(AXP20X_LDO4_V_OUT_1250mV_START + AXP20X_LDO4_V_OUT_1250mV_STEPS)
71 #define AXP20X_LDO4_V_OUT_1300mV_START	0x1
72 #define AXP20X_LDO4_V_OUT_1300mV_STEPS	7
73 #define AXP20X_LDO4_V_OUT_1300mV_END	\
74 	(AXP20X_LDO4_V_OUT_1300mV_START + AXP20X_LDO4_V_OUT_1300mV_STEPS)
75 #define AXP20X_LDO4_V_OUT_2500mV_START	0x9
76 #define AXP20X_LDO4_V_OUT_2500mV_STEPS	0
77 #define AXP20X_LDO4_V_OUT_2500mV_END	\
78 	(AXP20X_LDO4_V_OUT_2500mV_START + AXP20X_LDO4_V_OUT_2500mV_STEPS)
79 #define AXP20X_LDO4_V_OUT_2700mV_START	0xa
80 #define AXP20X_LDO4_V_OUT_2700mV_STEPS	1
81 #define AXP20X_LDO4_V_OUT_2700mV_END	\
82 	(AXP20X_LDO4_V_OUT_2700mV_START + AXP20X_LDO4_V_OUT_2700mV_STEPS)
83 #define AXP20X_LDO4_V_OUT_3000mV_START	0xc
84 #define AXP20X_LDO4_V_OUT_3000mV_STEPS	3
85 #define AXP20X_LDO4_V_OUT_3000mV_END	\
86 	(AXP20X_LDO4_V_OUT_3000mV_START + AXP20X_LDO4_V_OUT_3000mV_STEPS)
87 #define AXP20X_LDO4_V_OUT_NUM_VOLTAGES	16
88 
89 #define AXP22X_IO_ENABLED		0x03
90 #define AXP22X_IO_DISABLED		0x04
91 
92 #define AXP22X_WORKMODE_DCDCX_MASK(x)	BIT_MASK(x)
93 
94 #define AXP22X_MISC_N_VBUSEN_FUNC	BIT(4)
95 
96 #define AXP22X_DCDC1_V_OUT_MASK		GENMASK(4, 0)
97 #define AXP22X_DCDC2_V_OUT_MASK		GENMASK(5, 0)
98 #define AXP22X_DCDC3_V_OUT_MASK		GENMASK(5, 0)
99 #define AXP22X_DCDC4_V_OUT_MASK		GENMASK(5, 0)
100 #define AXP22X_DCDC5_V_OUT_MASK		GENMASK(4, 0)
101 #define AXP22X_DC5LDO_V_OUT_MASK	GENMASK(2, 0)
102 #define AXP22X_ALDO1_V_OUT_MASK		GENMASK(4, 0)
103 #define AXP22X_ALDO2_V_OUT_MASK		GENMASK(4, 0)
104 #define AXP22X_ALDO3_V_OUT_MASK		GENMASK(4, 0)
105 #define AXP22X_DLDO1_V_OUT_MASK		GENMASK(4, 0)
106 #define AXP22X_DLDO2_V_OUT_MASK		GENMASK(4, 0)
107 #define AXP22X_DLDO3_V_OUT_MASK		GENMASK(4, 0)
108 #define AXP22X_DLDO4_V_OUT_MASK		GENMASK(4, 0)
109 #define AXP22X_ELDO1_V_OUT_MASK		GENMASK(4, 0)
110 #define AXP22X_ELDO2_V_OUT_MASK		GENMASK(4, 0)
111 #define AXP22X_ELDO3_V_OUT_MASK		GENMASK(4, 0)
112 #define AXP22X_LDO_IO0_V_OUT_MASK	GENMASK(4, 0)
113 #define AXP22X_LDO_IO1_V_OUT_MASK	GENMASK(4, 0)
114 
115 #define AXP22X_PWR_OUT_DC5LDO_MASK	BIT_MASK(0)
116 #define AXP22X_PWR_OUT_DCDC1_MASK	BIT_MASK(1)
117 #define AXP22X_PWR_OUT_DCDC2_MASK	BIT_MASK(2)
118 #define AXP22X_PWR_OUT_DCDC3_MASK	BIT_MASK(3)
119 #define AXP22X_PWR_OUT_DCDC4_MASK	BIT_MASK(4)
120 #define AXP22X_PWR_OUT_DCDC5_MASK	BIT_MASK(5)
121 #define AXP22X_PWR_OUT_ALDO1_MASK	BIT_MASK(6)
122 #define AXP22X_PWR_OUT_ALDO2_MASK	BIT_MASK(7)
123 
124 #define AXP22X_PWR_OUT_SW_MASK		BIT_MASK(6)
125 #define AXP22X_PWR_OUT_DC1SW_MASK	BIT_MASK(7)
126 
127 #define AXP22X_PWR_OUT_ELDO1_MASK	BIT_MASK(0)
128 #define AXP22X_PWR_OUT_ELDO2_MASK	BIT_MASK(1)
129 #define AXP22X_PWR_OUT_ELDO3_MASK	BIT_MASK(2)
130 #define AXP22X_PWR_OUT_DLDO1_MASK	BIT_MASK(3)
131 #define AXP22X_PWR_OUT_DLDO2_MASK	BIT_MASK(4)
132 #define AXP22X_PWR_OUT_DLDO3_MASK	BIT_MASK(5)
133 #define AXP22X_PWR_OUT_DLDO4_MASK	BIT_MASK(6)
134 #define AXP22X_PWR_OUT_ALDO3_MASK	BIT_MASK(7)
135 
136 #define AXP313A_DCDC1_NUM_VOLTAGES	107
137 #define AXP313A_DCDC23_NUM_VOLTAGES	88
138 #define AXP313A_DCDC_V_OUT_MASK		GENMASK(6, 0)
139 #define AXP313A_LDO_V_OUT_MASK		GENMASK(4, 0)
140 
141 #define AXP717_DCDC1_NUM_VOLTAGES	88
142 #define AXP717_DCDC2_NUM_VOLTAGES	107
143 #define AXP717_DCDC3_NUM_VOLTAGES	103
144 #define AXP717_DCDC_V_OUT_MASK		GENMASK(6, 0)
145 #define AXP717_LDO_V_OUT_MASK		GENMASK(4, 0)
146 
147 #define AXP803_PWR_OUT_DCDC1_MASK	BIT_MASK(0)
148 #define AXP803_PWR_OUT_DCDC2_MASK	BIT_MASK(1)
149 #define AXP803_PWR_OUT_DCDC3_MASK	BIT_MASK(2)
150 #define AXP803_PWR_OUT_DCDC4_MASK	BIT_MASK(3)
151 #define AXP803_PWR_OUT_DCDC5_MASK	BIT_MASK(4)
152 #define AXP803_PWR_OUT_DCDC6_MASK	BIT_MASK(5)
153 
154 #define AXP803_PWR_OUT_FLDO1_MASK	BIT_MASK(2)
155 #define AXP803_PWR_OUT_FLDO2_MASK	BIT_MASK(3)
156 
157 #define AXP803_DCDC1_V_OUT_MASK		GENMASK(4, 0)
158 #define AXP803_DCDC2_V_OUT_MASK		GENMASK(6, 0)
159 #define AXP803_DCDC3_V_OUT_MASK		GENMASK(6, 0)
160 #define AXP803_DCDC4_V_OUT_MASK		GENMASK(6, 0)
161 #define AXP803_DCDC5_V_OUT_MASK		GENMASK(6, 0)
162 #define AXP803_DCDC6_V_OUT_MASK		GENMASK(6, 0)
163 
164 #define AXP803_FLDO1_V_OUT_MASK		GENMASK(3, 0)
165 #define AXP803_FLDO2_V_OUT_MASK		GENMASK(3, 0)
166 
167 #define AXP803_DCDC23_POLYPHASE_DUAL	BIT(6)
168 #define AXP803_DCDC56_POLYPHASE_DUAL	BIT(5)
169 
170 #define AXP803_DCDC234_500mV_START	0x00
171 #define AXP803_DCDC234_500mV_STEPS	70
172 #define AXP803_DCDC234_500mV_END	\
173 	(AXP803_DCDC234_500mV_START + AXP803_DCDC234_500mV_STEPS)
174 #define AXP803_DCDC234_1220mV_START	0x47
175 #define AXP803_DCDC234_1220mV_STEPS	4
176 #define AXP803_DCDC234_1220mV_END	\
177 	(AXP803_DCDC234_1220mV_START + AXP803_DCDC234_1220mV_STEPS)
178 #define AXP803_DCDC234_NUM_VOLTAGES	76
179 
180 #define AXP803_DCDC5_800mV_START	0x00
181 #define AXP803_DCDC5_800mV_STEPS	32
182 #define AXP803_DCDC5_800mV_END		\
183 	(AXP803_DCDC5_800mV_START + AXP803_DCDC5_800mV_STEPS)
184 #define AXP803_DCDC5_1140mV_START	0x21
185 #define AXP803_DCDC5_1140mV_STEPS	35
186 #define AXP803_DCDC5_1140mV_END		\
187 	(AXP803_DCDC5_1140mV_START + AXP803_DCDC5_1140mV_STEPS)
188 #define AXP803_DCDC5_NUM_VOLTAGES	69
189 
190 #define AXP803_DCDC6_600mV_START	0x00
191 #define AXP803_DCDC6_600mV_STEPS	50
192 #define AXP803_DCDC6_600mV_END		\
193 	(AXP803_DCDC6_600mV_START + AXP803_DCDC6_600mV_STEPS)
194 #define AXP803_DCDC6_1120mV_START	0x33
195 #define AXP803_DCDC6_1120mV_STEPS	20
196 #define AXP803_DCDC6_1120mV_END		\
197 	(AXP803_DCDC6_1120mV_START + AXP803_DCDC6_1120mV_STEPS)
198 #define AXP803_DCDC6_NUM_VOLTAGES	72
199 
200 #define AXP803_DLDO2_700mV_START	0x00
201 #define AXP803_DLDO2_700mV_STEPS	26
202 #define AXP803_DLDO2_700mV_END		\
203 	(AXP803_DLDO2_700mV_START + AXP803_DLDO2_700mV_STEPS)
204 #define AXP803_DLDO2_3400mV_START	0x1b
205 #define AXP803_DLDO2_3400mV_STEPS	4
206 #define AXP803_DLDO2_3400mV_END		\
207 	(AXP803_DLDO2_3400mV_START + AXP803_DLDO2_3400mV_STEPS)
208 #define AXP803_DLDO2_NUM_VOLTAGES	32
209 
210 #define AXP806_DCDCA_V_CTRL_MASK	GENMASK(6, 0)
211 #define AXP806_DCDCB_V_CTRL_MASK	GENMASK(4, 0)
212 #define AXP806_DCDCC_V_CTRL_MASK	GENMASK(6, 0)
213 #define AXP806_DCDCD_V_CTRL_MASK	GENMASK(5, 0)
214 #define AXP806_DCDCE_V_CTRL_MASK	GENMASK(4, 0)
215 #define AXP806_ALDO1_V_CTRL_MASK	GENMASK(4, 0)
216 #define AXP806_ALDO2_V_CTRL_MASK	GENMASK(4, 0)
217 #define AXP806_ALDO3_V_CTRL_MASK	GENMASK(4, 0)
218 #define AXP806_BLDO1_V_CTRL_MASK	GENMASK(3, 0)
219 #define AXP806_BLDO2_V_CTRL_MASK	GENMASK(3, 0)
220 #define AXP806_BLDO3_V_CTRL_MASK	GENMASK(3, 0)
221 #define AXP806_BLDO4_V_CTRL_MASK	GENMASK(3, 0)
222 #define AXP806_CLDO1_V_CTRL_MASK	GENMASK(4, 0)
223 #define AXP806_CLDO2_V_CTRL_MASK	GENMASK(4, 0)
224 #define AXP806_CLDO3_V_CTRL_MASK	GENMASK(4, 0)
225 
226 #define AXP806_PWR_OUT_DCDCA_MASK	BIT_MASK(0)
227 #define AXP806_PWR_OUT_DCDCB_MASK	BIT_MASK(1)
228 #define AXP806_PWR_OUT_DCDCC_MASK	BIT_MASK(2)
229 #define AXP806_PWR_OUT_DCDCD_MASK	BIT_MASK(3)
230 #define AXP806_PWR_OUT_DCDCE_MASK	BIT_MASK(4)
231 #define AXP806_PWR_OUT_ALDO1_MASK	BIT_MASK(5)
232 #define AXP806_PWR_OUT_ALDO2_MASK	BIT_MASK(6)
233 #define AXP806_PWR_OUT_ALDO3_MASK	BIT_MASK(7)
234 #define AXP806_PWR_OUT_BLDO1_MASK	BIT_MASK(0)
235 #define AXP806_PWR_OUT_BLDO2_MASK	BIT_MASK(1)
236 #define AXP806_PWR_OUT_BLDO3_MASK	BIT_MASK(2)
237 #define AXP806_PWR_OUT_BLDO4_MASK	BIT_MASK(3)
238 #define AXP806_PWR_OUT_CLDO1_MASK	BIT_MASK(4)
239 #define AXP806_PWR_OUT_CLDO2_MASK	BIT_MASK(5)
240 #define AXP806_PWR_OUT_CLDO3_MASK	BIT_MASK(6)
241 #define AXP806_PWR_OUT_SW_MASK		BIT_MASK(7)
242 
243 #define AXP806_DCDCAB_POLYPHASE_DUAL	0x40
244 #define AXP806_DCDCABC_POLYPHASE_TRI	0x80
245 #define AXP806_DCDCABC_POLYPHASE_MASK	GENMASK(7, 6)
246 
247 #define AXP806_DCDCDE_POLYPHASE_DUAL	BIT(5)
248 
249 #define AXP806_DCDCA_600mV_START	0x00
250 #define AXP806_DCDCA_600mV_STEPS	50
251 #define AXP806_DCDCA_600mV_END		\
252 	(AXP806_DCDCA_600mV_START + AXP806_DCDCA_600mV_STEPS)
253 #define AXP806_DCDCA_1120mV_START	0x33
254 #define AXP806_DCDCA_1120mV_STEPS	20
255 #define AXP806_DCDCA_1120mV_END		\
256 	(AXP806_DCDCA_1120mV_START + AXP806_DCDCA_1120mV_STEPS)
257 #define AXP806_DCDCA_NUM_VOLTAGES	72
258 
259 #define AXP806_DCDCD_600mV_START	0x00
260 #define AXP806_DCDCD_600mV_STEPS	45
261 #define AXP806_DCDCD_600mV_END		\
262 	(AXP806_DCDCD_600mV_START + AXP806_DCDCD_600mV_STEPS)
263 #define AXP806_DCDCD_1600mV_START	0x2e
264 #define AXP806_DCDCD_1600mV_STEPS	17
265 #define AXP806_DCDCD_1600mV_END		\
266 	(AXP806_DCDCD_1600mV_START + AXP806_DCDCD_1600mV_STEPS)
267 #define AXP806_DCDCD_NUM_VOLTAGES	64
268 
269 #define AXP809_DCDC4_600mV_START	0x00
270 #define AXP809_DCDC4_600mV_STEPS	47
271 #define AXP809_DCDC4_600mV_END		\
272 	(AXP809_DCDC4_600mV_START + AXP809_DCDC4_600mV_STEPS)
273 #define AXP809_DCDC4_1800mV_START	0x30
274 #define AXP809_DCDC4_1800mV_STEPS	8
275 #define AXP809_DCDC4_1800mV_END		\
276 	(AXP809_DCDC4_1800mV_START + AXP809_DCDC4_1800mV_STEPS)
277 #define AXP809_DCDC4_NUM_VOLTAGES	57
278 
279 #define AXP813_DCDC7_V_OUT_MASK		GENMASK(6, 0)
280 
281 #define AXP813_PWR_OUT_DCDC7_MASK	BIT_MASK(6)
282 
283 #define AXP15060_DCDC1_V_CTRL_MASK		GENMASK(4, 0)
284 #define AXP15060_DCDC2_V_CTRL_MASK		GENMASK(6, 0)
285 #define AXP15060_DCDC3_V_CTRL_MASK		GENMASK(6, 0)
286 #define AXP15060_DCDC4_V_CTRL_MASK		GENMASK(6, 0)
287 #define AXP15060_DCDC5_V_CTRL_MASK		GENMASK(6, 0)
288 #define AXP15060_DCDC6_V_CTRL_MASK		GENMASK(4, 0)
289 #define AXP15060_ALDO1_V_CTRL_MASK		GENMASK(4, 0)
290 #define AXP15060_ALDO2_V_CTRL_MASK		GENMASK(4, 0)
291 #define AXP15060_ALDO3_V_CTRL_MASK		GENMASK(4, 0)
292 #define AXP15060_ALDO4_V_CTRL_MASK		GENMASK(4, 0)
293 #define AXP15060_ALDO5_V_CTRL_MASK		GENMASK(4, 0)
294 #define AXP15060_BLDO1_V_CTRL_MASK		GENMASK(4, 0)
295 #define AXP15060_BLDO2_V_CTRL_MASK		GENMASK(4, 0)
296 #define AXP15060_BLDO3_V_CTRL_MASK		GENMASK(4, 0)
297 #define AXP15060_BLDO4_V_CTRL_MASK		GENMASK(4, 0)
298 #define AXP15060_BLDO5_V_CTRL_MASK		GENMASK(4, 0)
299 #define AXP15060_CLDO1_V_CTRL_MASK		GENMASK(4, 0)
300 #define AXP15060_CLDO2_V_CTRL_MASK		GENMASK(4, 0)
301 #define AXP15060_CLDO3_V_CTRL_MASK		GENMASK(4, 0)
302 #define AXP15060_CLDO4_V_CTRL_MASK		GENMASK(5, 0)
303 #define AXP15060_CPUSLDO_V_CTRL_MASK		GENMASK(3, 0)
304 
305 #define AXP15060_PWR_OUT_DCDC1_MASK	BIT_MASK(0)
306 #define AXP15060_PWR_OUT_DCDC2_MASK	BIT_MASK(1)
307 #define AXP15060_PWR_OUT_DCDC3_MASK	BIT_MASK(2)
308 #define AXP15060_PWR_OUT_DCDC4_MASK	BIT_MASK(3)
309 #define AXP15060_PWR_OUT_DCDC5_MASK	BIT_MASK(4)
310 #define AXP15060_PWR_OUT_DCDC6_MASK	BIT_MASK(5)
311 #define AXP15060_PWR_OUT_ALDO1_MASK	BIT_MASK(0)
312 #define AXP15060_PWR_OUT_ALDO2_MASK	BIT_MASK(1)
313 #define AXP15060_PWR_OUT_ALDO3_MASK	BIT_MASK(2)
314 #define AXP15060_PWR_OUT_ALDO4_MASK	BIT_MASK(3)
315 #define AXP15060_PWR_OUT_ALDO5_MASK	BIT_MASK(4)
316 #define AXP15060_PWR_OUT_BLDO1_MASK	BIT_MASK(5)
317 #define AXP15060_PWR_OUT_BLDO2_MASK	BIT_MASK(6)
318 #define AXP15060_PWR_OUT_BLDO3_MASK	BIT_MASK(7)
319 #define AXP15060_PWR_OUT_BLDO4_MASK	BIT_MASK(0)
320 #define AXP15060_PWR_OUT_BLDO5_MASK	BIT_MASK(1)
321 #define AXP15060_PWR_OUT_CLDO1_MASK	BIT_MASK(2)
322 #define AXP15060_PWR_OUT_CLDO2_MASK	BIT_MASK(3)
323 #define AXP15060_PWR_OUT_CLDO3_MASK	BIT_MASK(4)
324 #define AXP15060_PWR_OUT_CLDO4_MASK	BIT_MASK(5)
325 #define AXP15060_PWR_OUT_CPUSLDO_MASK	BIT_MASK(6)
326 #define AXP15060_PWR_OUT_SW_MASK		BIT_MASK(7)
327 
328 #define AXP15060_DCDC23_POLYPHASE_DUAL_MASK		BIT_MASK(6)
329 #define AXP15060_DCDC46_POLYPHASE_DUAL_MASK		BIT_MASK(7)
330 
331 #define AXP15060_DCDC234_500mV_START	0x00
332 #define AXP15060_DCDC234_500mV_STEPS	70
333 #define AXP15060_DCDC234_500mV_END		\
334 	(AXP15060_DCDC234_500mV_START + AXP15060_DCDC234_500mV_STEPS)
335 #define AXP15060_DCDC234_1220mV_START	0x47
336 #define AXP15060_DCDC234_1220mV_STEPS	16
337 #define AXP15060_DCDC234_1220mV_END		\
338 	(AXP15060_DCDC234_1220mV_START + AXP15060_DCDC234_1220mV_STEPS)
339 #define AXP15060_DCDC234_NUM_VOLTAGES	88
340 
341 #define AXP15060_DCDC5_800mV_START	0x00
342 #define AXP15060_DCDC5_800mV_STEPS	32
343 #define AXP15060_DCDC5_800mV_END		\
344 	(AXP15060_DCDC5_800mV_START + AXP15060_DCDC5_800mV_STEPS)
345 #define AXP15060_DCDC5_1140mV_START	0x21
346 #define AXP15060_DCDC5_1140mV_STEPS	35
347 #define AXP15060_DCDC5_1140mV_END		\
348 	(AXP15060_DCDC5_1140mV_START + AXP15060_DCDC5_1140mV_STEPS)
349 #define AXP15060_DCDC5_NUM_VOLTAGES	69
350 
351 #define AXP_DESC_IO(_family, _id, _match, _supply, _min, _max, _step, _vreg,	\
352 		    _vmask, _ereg, _emask, _enable_val, _disable_val)		\
353 	[_family##_##_id] = {							\
354 		.name		= (_match),					\
355 		.supply_name	= (_supply),					\
356 		.of_match	= of_match_ptr(_match),				\
357 		.regulators_node = of_match_ptr("regulators"),			\
358 		.type		= REGULATOR_VOLTAGE,				\
359 		.id		= _family##_##_id,				\
360 		.n_voltages	= (((_max) - (_min)) / (_step) + 1),		\
361 		.owner		= THIS_MODULE,					\
362 		.min_uV		= (_min) * 1000,				\
363 		.uV_step	= (_step) * 1000,				\
364 		.vsel_reg	= (_vreg),					\
365 		.vsel_mask	= (_vmask),					\
366 		.enable_reg	= (_ereg),					\
367 		.enable_mask	= (_emask),					\
368 		.enable_val	= (_enable_val),				\
369 		.disable_val	= (_disable_val),				\
370 		.ops		= &axp20x_ops,					\
371 	}
372 
373 #define AXP_DESC(_family, _id, _match, _supply, _min, _max, _step, _vreg,	\
374 		 _vmask, _ereg, _emask) 					\
375 	[_family##_##_id] = {							\
376 		.name		= (_match),					\
377 		.supply_name	= (_supply),					\
378 		.of_match	= of_match_ptr(_match),				\
379 		.regulators_node = of_match_ptr("regulators"),			\
380 		.type		= REGULATOR_VOLTAGE,				\
381 		.id		= _family##_##_id,				\
382 		.n_voltages	= (((_max) - (_min)) / (_step) + 1),		\
383 		.owner		= THIS_MODULE,					\
384 		.min_uV		= (_min) * 1000,				\
385 		.uV_step	= (_step) * 1000,				\
386 		.vsel_reg	= (_vreg),					\
387 		.vsel_mask	= (_vmask),					\
388 		.enable_reg	= (_ereg),					\
389 		.enable_mask	= (_emask),					\
390 		.ops		= &axp20x_ops,					\
391 	}
392 
393 #define AXP_DESC_SW(_family, _id, _match, _supply, _ereg, _emask)		\
394 	[_family##_##_id] = {							\
395 		.name		= (_match),					\
396 		.supply_name	= (_supply),					\
397 		.of_match	= of_match_ptr(_match),				\
398 		.regulators_node = of_match_ptr("regulators"),			\
399 		.type		= REGULATOR_VOLTAGE,				\
400 		.id		= _family##_##_id,				\
401 		.owner		= THIS_MODULE,					\
402 		.enable_reg	= (_ereg),					\
403 		.enable_mask	= (_emask),					\
404 		.ops		= &axp20x_ops_sw,				\
405 	}
406 
407 #define AXP_DESC_FIXED(_family, _id, _match, _supply, _volt)			\
408 	[_family##_##_id] = {							\
409 		.name		= (_match),					\
410 		.supply_name	= (_supply),					\
411 		.of_match	= of_match_ptr(_match),				\
412 		.regulators_node = of_match_ptr("regulators"),			\
413 		.type		= REGULATOR_VOLTAGE,				\
414 		.id		= _family##_##_id,				\
415 		.n_voltages	= 1,						\
416 		.owner		= THIS_MODULE,					\
417 		.min_uV		= (_volt) * 1000,				\
418 		.ops		= &axp20x_ops_fixed				\
419 	}
420 
421 #define AXP_DESC_RANGES(_family, _id, _match, _supply, _ranges, _n_voltages,	\
422 			_vreg, _vmask, _ereg, _emask)				\
423 	[_family##_##_id] = {							\
424 		.name		= (_match),					\
425 		.supply_name	= (_supply),					\
426 		.of_match	= of_match_ptr(_match),				\
427 		.regulators_node = of_match_ptr("regulators"),			\
428 		.type		= REGULATOR_VOLTAGE,				\
429 		.id		= _family##_##_id,				\
430 		.n_voltages	= (_n_voltages),				\
431 		.owner		= THIS_MODULE,					\
432 		.vsel_reg	= (_vreg),					\
433 		.vsel_mask	= (_vmask),					\
434 		.enable_reg	= (_ereg),					\
435 		.enable_mask	= (_emask),					\
436 		.linear_ranges	= (_ranges),					\
437 		.n_linear_ranges = ARRAY_SIZE(_ranges),				\
438 		.ops		= &axp20x_ops_range,				\
439 	}
440 
441 static const int axp209_dcdc2_ldo3_slew_rates[] = {
442 	1600,
443 	 800,
444 };
445 
446 static int axp20x_set_ramp_delay(struct regulator_dev *rdev, int ramp)
447 {
448 	struct axp20x_dev *axp20x = rdev_get_drvdata(rdev);
449 	int id = rdev_get_id(rdev);
450 	u8 reg, mask, enable, cfg = 0xff;
451 	const int *slew_rates;
452 	int rate_count = 0;
453 
454 	switch (axp20x->variant) {
455 	case AXP209_ID:
456 		if (id == AXP20X_DCDC2) {
457 			slew_rates = axp209_dcdc2_ldo3_slew_rates;
458 			rate_count = ARRAY_SIZE(axp209_dcdc2_ldo3_slew_rates);
459 			reg = AXP20X_DCDC2_LDO3_V_RAMP;
460 			mask = AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_RATE_MASK |
461 			       AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_EN_MASK;
462 			enable = (ramp > 0) ?
463 				 AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_EN : 0;
464 			break;
465 		}
466 
467 		if (id == AXP20X_LDO3) {
468 			slew_rates = axp209_dcdc2_ldo3_slew_rates;
469 			rate_count = ARRAY_SIZE(axp209_dcdc2_ldo3_slew_rates);
470 			reg = AXP20X_DCDC2_LDO3_V_RAMP;
471 			mask = AXP20X_DCDC2_LDO3_V_RAMP_LDO3_RATE_MASK |
472 			       AXP20X_DCDC2_LDO3_V_RAMP_LDO3_EN_MASK;
473 			enable = (ramp > 0) ?
474 				 AXP20X_DCDC2_LDO3_V_RAMP_LDO3_EN : 0;
475 			break;
476 		}
477 
478 		if (rate_count > 0)
479 			break;
480 
481 		fallthrough;
482 	default:
483 		/* Not supported for this regulator */
484 		return -ENOTSUPP;
485 	}
486 
487 	if (ramp == 0) {
488 		cfg = enable;
489 	} else {
490 		int i;
491 
492 		for (i = 0; i < rate_count; i++) {
493 			if (ramp > slew_rates[i])
494 				break;
495 
496 			if (id == AXP20X_DCDC2)
497 				cfg = AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_RATE(i);
498 			else
499 				cfg = AXP20X_DCDC2_LDO3_V_RAMP_LDO3_RATE(i);
500 		}
501 
502 		if (cfg == 0xff) {
503 			dev_err(axp20x->dev, "unsupported ramp value %d", ramp);
504 			return -EINVAL;
505 		}
506 
507 		cfg |= enable;
508 	}
509 
510 	return regmap_update_bits(axp20x->regmap, reg, mask, cfg);
511 }
512 
513 static int axp20x_regulator_enable_regmap(struct regulator_dev *rdev)
514 {
515 	struct axp20x_dev *axp20x = rdev_get_drvdata(rdev);
516 	int id = rdev_get_id(rdev);
517 
518 	switch (axp20x->variant) {
519 	case AXP209_ID:
520 		if ((id == AXP20X_LDO3) &&
521 		    rdev->constraints && rdev->constraints->soft_start) {
522 			int v_out;
523 			int ret;
524 
525 			/*
526 			 * On some boards, the LDO3 can be overloaded when
527 			 * turning on, causing the entire PMIC to shutdown
528 			 * without warning. Turning it on at the minimal voltage
529 			 * and then setting the voltage to the requested value
530 			 * works reliably.
531 			 */
532 			if (regulator_is_enabled_regmap(rdev))
533 				break;
534 
535 			v_out = regulator_get_voltage_sel_regmap(rdev);
536 			if (v_out < 0)
537 				return v_out;
538 
539 			if (v_out == 0)
540 				break;
541 
542 			ret = regulator_set_voltage_sel_regmap(rdev, 0x00);
543 			/*
544 			 * A small pause is needed between
545 			 * setting the voltage and enabling the LDO to give the
546 			 * internal state machine time to process the request.
547 			 */
548 			usleep_range(1000, 5000);
549 			ret |= regulator_enable_regmap(rdev);
550 			ret |= regulator_set_voltage_sel_regmap(rdev, v_out);
551 
552 			return ret;
553 		}
554 		break;
555 	default:
556 		/* No quirks */
557 		break;
558 	}
559 
560 	return regulator_enable_regmap(rdev);
561 };
562 
563 static const struct regulator_ops axp20x_ops_fixed = {
564 	.list_voltage		= regulator_list_voltage_linear,
565 };
566 
567 static const struct regulator_ops axp20x_ops_range = {
568 	.set_voltage_sel	= regulator_set_voltage_sel_regmap,
569 	.get_voltage_sel	= regulator_get_voltage_sel_regmap,
570 	.list_voltage		= regulator_list_voltage_linear_range,
571 	.enable			= regulator_enable_regmap,
572 	.disable		= regulator_disable_regmap,
573 	.is_enabled		= regulator_is_enabled_regmap,
574 };
575 
576 static const struct regulator_ops axp20x_ops = {
577 	.set_voltage_sel	= regulator_set_voltage_sel_regmap,
578 	.get_voltage_sel	= regulator_get_voltage_sel_regmap,
579 	.list_voltage		= regulator_list_voltage_linear,
580 	.enable			= axp20x_regulator_enable_regmap,
581 	.disable		= regulator_disable_regmap,
582 	.is_enabled		= regulator_is_enabled_regmap,
583 	.set_ramp_delay		= axp20x_set_ramp_delay,
584 };
585 
586 static const struct regulator_ops axp20x_ops_sw = {
587 	.enable			= regulator_enable_regmap,
588 	.disable		= regulator_disable_regmap,
589 	.is_enabled		= regulator_is_enabled_regmap,
590 };
591 
592 static const struct linear_range axp20x_ldo4_ranges[] = {
593 	REGULATOR_LINEAR_RANGE(1250000,
594 			       AXP20X_LDO4_V_OUT_1250mV_START,
595 			       AXP20X_LDO4_V_OUT_1250mV_END,
596 			       0),
597 	REGULATOR_LINEAR_RANGE(1300000,
598 			       AXP20X_LDO4_V_OUT_1300mV_START,
599 			       AXP20X_LDO4_V_OUT_1300mV_END,
600 			       100000),
601 	REGULATOR_LINEAR_RANGE(2500000,
602 			       AXP20X_LDO4_V_OUT_2500mV_START,
603 			       AXP20X_LDO4_V_OUT_2500mV_END,
604 			       0),
605 	REGULATOR_LINEAR_RANGE(2700000,
606 			       AXP20X_LDO4_V_OUT_2700mV_START,
607 			       AXP20X_LDO4_V_OUT_2700mV_END,
608 			       100000),
609 	REGULATOR_LINEAR_RANGE(3000000,
610 			       AXP20X_LDO4_V_OUT_3000mV_START,
611 			       AXP20X_LDO4_V_OUT_3000mV_END,
612 			       100000),
613 };
614 
615 static const struct regulator_desc axp20x_regulators[] = {
616 	AXP_DESC(AXP20X, DCDC2, "dcdc2", "vin2", 700, 2275, 25,
617 		 AXP20X_DCDC2_V_OUT, AXP20X_DCDC2_V_OUT_MASK,
618 		 AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_DCDC2_MASK),
619 	AXP_DESC(AXP20X, DCDC3, "dcdc3", "vin3", 700, 3500, 25,
620 		 AXP20X_DCDC3_V_OUT, AXP20X_DCDC3_V_OUT_MASK,
621 		 AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_DCDC3_MASK),
622 	AXP_DESC_FIXED(AXP20X, LDO1, "ldo1", "acin", 1300),
623 	AXP_DESC(AXP20X, LDO2, "ldo2", "ldo24in", 1800, 3300, 100,
624 		 AXP20X_LDO24_V_OUT, AXP20X_LDO2_V_OUT_MASK,
625 		 AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_LDO2_MASK),
626 	AXP_DESC(AXP20X, LDO3, "ldo3", "ldo3in", 700, 3500, 25,
627 		 AXP20X_LDO3_V_OUT, AXP20X_LDO3_V_OUT_MASK,
628 		 AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_LDO3_MASK),
629 	AXP_DESC_RANGES(AXP20X, LDO4, "ldo4", "ldo24in",
630 			axp20x_ldo4_ranges, AXP20X_LDO4_V_OUT_NUM_VOLTAGES,
631 			AXP20X_LDO24_V_OUT, AXP20X_LDO4_V_OUT_MASK,
632 			AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_LDO4_MASK),
633 	AXP_DESC_IO(AXP20X, LDO5, "ldo5", "ldo5in", 1800, 3300, 100,
634 		    AXP20X_LDO5_V_OUT, AXP20X_LDO5_V_OUT_MASK,
635 		    AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK,
636 		    AXP20X_IO_ENABLED, AXP20X_IO_DISABLED),
637 };
638 
639 static const struct regulator_desc axp22x_regulators[] = {
640 	AXP_DESC(AXP22X, DCDC1, "dcdc1", "vin1", 1600, 3400, 100,
641 		 AXP22X_DCDC1_V_OUT, AXP22X_DCDC1_V_OUT_MASK,
642 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC1_MASK),
643 	AXP_DESC(AXP22X, DCDC2, "dcdc2", "vin2", 600, 1540, 20,
644 		 AXP22X_DCDC2_V_OUT, AXP22X_DCDC2_V_OUT_MASK,
645 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC2_MASK),
646 	AXP_DESC(AXP22X, DCDC3, "dcdc3", "vin3", 600, 1860, 20,
647 		 AXP22X_DCDC3_V_OUT, AXP22X_DCDC3_V_OUT_MASK,
648 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC3_MASK),
649 	AXP_DESC(AXP22X, DCDC4, "dcdc4", "vin4", 600, 1540, 20,
650 		 AXP22X_DCDC4_V_OUT, AXP22X_DCDC4_V_OUT_MASK,
651 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC4_MASK),
652 	AXP_DESC(AXP22X, DCDC5, "dcdc5", "vin5", 1000, 2550, 50,
653 		 AXP22X_DCDC5_V_OUT, AXP22X_DCDC5_V_OUT_MASK,
654 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC5_MASK),
655 	/* secondary switchable output of DCDC1 */
656 	AXP_DESC_SW(AXP22X, DC1SW, "dc1sw", NULL,
657 		    AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DC1SW_MASK),
658 	/* LDO regulator internally chained to DCDC5 */
659 	AXP_DESC(AXP22X, DC5LDO, "dc5ldo", NULL, 700, 1400, 100,
660 		 AXP22X_DC5LDO_V_OUT, AXP22X_DC5LDO_V_OUT_MASK,
661 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DC5LDO_MASK),
662 	AXP_DESC(AXP22X, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
663 		 AXP22X_ALDO1_V_OUT, AXP22X_ALDO1_V_OUT_MASK,
664 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_ALDO1_MASK),
665 	AXP_DESC(AXP22X, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
666 		 AXP22X_ALDO2_V_OUT, AXP22X_ALDO2_V_OUT_MASK,
667 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_ALDO2_MASK),
668 	AXP_DESC(AXP22X, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
669 		 AXP22X_ALDO3_V_OUT, AXP22X_ALDO3_V_OUT_MASK,
670 		 AXP22X_PWR_OUT_CTRL3, AXP22X_PWR_OUT_ALDO3_MASK),
671 	AXP_DESC(AXP22X, DLDO1, "dldo1", "dldoin", 700, 3300, 100,
672 		 AXP22X_DLDO1_V_OUT, AXP22X_DLDO1_V_OUT_MASK,
673 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO1_MASK),
674 	AXP_DESC(AXP22X, DLDO2, "dldo2", "dldoin", 700, 3300, 100,
675 		 AXP22X_DLDO2_V_OUT, AXP22X_DLDO2_V_OUT_MASK,
676 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO2_MASK),
677 	AXP_DESC(AXP22X, DLDO3, "dldo3", "dldoin", 700, 3300, 100,
678 		 AXP22X_DLDO3_V_OUT, AXP22X_DLDO3_V_OUT_MASK,
679 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO3_MASK),
680 	AXP_DESC(AXP22X, DLDO4, "dldo4", "dldoin", 700, 3300, 100,
681 		 AXP22X_DLDO4_V_OUT, AXP22X_DLDO4_V_OUT_MASK,
682 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO4_MASK),
683 	AXP_DESC(AXP22X, ELDO1, "eldo1", "eldoin", 700, 3300, 100,
684 		 AXP22X_ELDO1_V_OUT, AXP22X_ELDO1_V_OUT_MASK,
685 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO1_MASK),
686 	AXP_DESC(AXP22X, ELDO2, "eldo2", "eldoin", 700, 3300, 100,
687 		 AXP22X_ELDO2_V_OUT, AXP22X_ELDO2_V_OUT_MASK,
688 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO2_MASK),
689 	AXP_DESC(AXP22X, ELDO3, "eldo3", "eldoin", 700, 3300, 100,
690 		 AXP22X_ELDO3_V_OUT, AXP22X_ELDO3_V_OUT_MASK,
691 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO3_MASK),
692 	/* Note the datasheet only guarantees reliable operation up to
693 	 * 3.3V, this needs to be enforced via dts provided constraints */
694 	AXP_DESC_IO(AXP22X, LDO_IO0, "ldo_io0", "ips", 700, 3800, 100,
695 		    AXP22X_LDO_IO0_V_OUT, AXP22X_LDO_IO0_V_OUT_MASK,
696 		    AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK,
697 		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
698 	/* Note the datasheet only guarantees reliable operation up to
699 	 * 3.3V, this needs to be enforced via dts provided constraints */
700 	AXP_DESC_IO(AXP22X, LDO_IO1, "ldo_io1", "ips", 700, 3800, 100,
701 		    AXP22X_LDO_IO1_V_OUT, AXP22X_LDO_IO1_V_OUT_MASK,
702 		    AXP20X_GPIO1_CTRL, AXP20X_GPIO1_FUNC_MASK,
703 		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
704 	AXP_DESC_FIXED(AXP22X, RTC_LDO, "rtc_ldo", "ips", 3000),
705 };
706 
707 static const struct regulator_desc axp22x_drivevbus_regulator = {
708 	.name		= "drivevbus",
709 	.supply_name	= "drivevbus",
710 	.of_match	= of_match_ptr("drivevbus"),
711 	.regulators_node = of_match_ptr("regulators"),
712 	.type		= REGULATOR_VOLTAGE,
713 	.owner		= THIS_MODULE,
714 	.enable_reg	= AXP20X_VBUS_IPSOUT_MGMT,
715 	.enable_mask	= AXP20X_VBUS_IPSOUT_MGMT_MASK,
716 	.ops		= &axp20x_ops_sw,
717 };
718 
719 static const struct linear_range axp313a_dcdc1_ranges[] = {
720 	REGULATOR_LINEAR_RANGE(500000,   0,  70,  10000),
721 	REGULATOR_LINEAR_RANGE(1220000, 71,  87,  20000),
722 	REGULATOR_LINEAR_RANGE(1600000, 88, 106, 100000),
723 };
724 
725 static const struct linear_range axp313a_dcdc2_ranges[] = {
726 	REGULATOR_LINEAR_RANGE(500000,   0, 70, 10000),
727 	REGULATOR_LINEAR_RANGE(1220000, 71, 87, 20000),
728 };
729 
730 /*
731  * This is deviating from the datasheet. The values here are taken from the
732  * BSP driver and have been confirmed by measurements.
733  */
734 static const struct linear_range axp313a_dcdc3_ranges[] = {
735 	REGULATOR_LINEAR_RANGE(500000,   0,  70, 10000),
736 	REGULATOR_LINEAR_RANGE(1220000, 71, 102, 20000),
737 };
738 
739 static const struct regulator_desc axp313a_regulators[] = {
740 	AXP_DESC_RANGES(AXP313A, DCDC1, "dcdc1", "vin1",
741 			axp313a_dcdc1_ranges, AXP313A_DCDC1_NUM_VOLTAGES,
742 			AXP313A_DCDC1_CONTROL, AXP313A_DCDC_V_OUT_MASK,
743 			AXP313A_OUTPUT_CONTROL, BIT(0)),
744 	AXP_DESC_RANGES(AXP313A, DCDC2, "dcdc2", "vin2",
745 			axp313a_dcdc2_ranges, AXP313A_DCDC23_NUM_VOLTAGES,
746 			AXP313A_DCDC2_CONTROL, AXP313A_DCDC_V_OUT_MASK,
747 			AXP313A_OUTPUT_CONTROL, BIT(1)),
748 	AXP_DESC_RANGES(AXP313A, DCDC3, "dcdc3", "vin3",
749 			axp313a_dcdc3_ranges, AXP313A_DCDC23_NUM_VOLTAGES,
750 			AXP313A_DCDC3_CONTROL, AXP313A_DCDC_V_OUT_MASK,
751 			AXP313A_OUTPUT_CONTROL, BIT(2)),
752 	AXP_DESC(AXP313A, ALDO1, "aldo1", "vin1", 500, 3500, 100,
753 		 AXP313A_ALDO1_CONTROL, AXP313A_LDO_V_OUT_MASK,
754 		 AXP313A_OUTPUT_CONTROL, BIT(3)),
755 	AXP_DESC(AXP313A, DLDO1, "dldo1", "vin1", 500, 3500, 100,
756 		 AXP313A_DLDO1_CONTROL, AXP313A_LDO_V_OUT_MASK,
757 		 AXP313A_OUTPUT_CONTROL, BIT(4)),
758 	AXP_DESC_FIXED(AXP313A, RTC_LDO, "rtc-ldo", "vin1", 1800),
759 };
760 
761 static const struct linear_range axp717_dcdc1_ranges[] = {
762 	REGULATOR_LINEAR_RANGE(500000,   0, 70, 10000),
763 	REGULATOR_LINEAR_RANGE(1220000, 71, 87, 20000),
764 };
765 
766 /*
767  * The manual says that the last voltage is 3.4V, encoded as 0b1101011 (107),
768  * but every other method proves that this is wrong, so it's really 106 that
769  * programs the final 3.4V.
770  */
771 static const struct linear_range axp717_dcdc2_ranges[] = {
772 	REGULATOR_LINEAR_RANGE(500000,   0,  70,  10000),
773 	REGULATOR_LINEAR_RANGE(1220000, 71,  87,  20000),
774 	REGULATOR_LINEAR_RANGE(1600000, 88, 106, 100000),
775 };
776 
777 static const struct linear_range axp717_dcdc3_ranges[] = {
778 	REGULATOR_LINEAR_RANGE(500000,   0,  70, 10000),
779 	REGULATOR_LINEAR_RANGE(1220000, 71, 102, 20000),
780 };
781 
782 static const struct regulator_desc axp717_regulators[] = {
783 	AXP_DESC_RANGES(AXP717, DCDC1, "dcdc1", "vin1",
784 			axp717_dcdc1_ranges, AXP717_DCDC1_NUM_VOLTAGES,
785 			AXP717_DCDC1_CONTROL, AXP717_DCDC_V_OUT_MASK,
786 			AXP717_DCDC_OUTPUT_CONTROL, BIT(0)),
787 	AXP_DESC_RANGES(AXP717, DCDC2, "dcdc2", "vin2",
788 			axp717_dcdc2_ranges, AXP717_DCDC2_NUM_VOLTAGES,
789 			AXP717_DCDC2_CONTROL, AXP717_DCDC_V_OUT_MASK,
790 			AXP717_DCDC_OUTPUT_CONTROL, BIT(1)),
791 	AXP_DESC_RANGES(AXP717, DCDC3, "dcdc3", "vin3",
792 			axp717_dcdc3_ranges, AXP717_DCDC3_NUM_VOLTAGES,
793 			AXP717_DCDC3_CONTROL, AXP717_DCDC_V_OUT_MASK,
794 			AXP717_DCDC_OUTPUT_CONTROL, BIT(2)),
795 	AXP_DESC(AXP717, DCDC4, "dcdc4", "vin4", 1000, 3700, 100,
796 		 AXP717_DCDC4_CONTROL, AXP717_DCDC_V_OUT_MASK,
797 		 AXP717_DCDC_OUTPUT_CONTROL, BIT(3)),
798 	AXP_DESC(AXP717, ALDO1, "aldo1", "aldoin", 500, 3500, 100,
799 		 AXP717_ALDO1_CONTROL, AXP717_LDO_V_OUT_MASK,
800 		 AXP717_LDO0_OUTPUT_CONTROL, BIT(0)),
801 	AXP_DESC(AXP717, ALDO2, "aldo2", "aldoin", 500, 3500, 100,
802 		 AXP717_ALDO2_CONTROL, AXP717_LDO_V_OUT_MASK,
803 		 AXP717_LDO0_OUTPUT_CONTROL, BIT(1)),
804 	AXP_DESC(AXP717, ALDO3, "aldo3", "aldoin", 500, 3500, 100,
805 		 AXP717_ALDO3_CONTROL, AXP717_LDO_V_OUT_MASK,
806 		 AXP717_LDO0_OUTPUT_CONTROL, BIT(2)),
807 	AXP_DESC(AXP717, ALDO4, "aldo4", "aldoin", 500, 3500, 100,
808 		 AXP717_ALDO4_CONTROL, AXP717_LDO_V_OUT_MASK,
809 		 AXP717_LDO0_OUTPUT_CONTROL, BIT(3)),
810 	AXP_DESC(AXP717, BLDO1, "bldo1", "bldoin", 500, 3500, 100,
811 		 AXP717_BLDO1_CONTROL, AXP717_LDO_V_OUT_MASK,
812 		 AXP717_LDO0_OUTPUT_CONTROL, BIT(4)),
813 	AXP_DESC(AXP717, BLDO2, "bldo2", "bldoin", 500, 3500, 100,
814 		 AXP717_BLDO2_CONTROL, AXP717_LDO_V_OUT_MASK,
815 		 AXP717_LDO0_OUTPUT_CONTROL, BIT(5)),
816 	AXP_DESC(AXP717, BLDO3, "bldo3", "bldoin", 500, 3500, 100,
817 		 AXP717_BLDO3_CONTROL, AXP717_LDO_V_OUT_MASK,
818 		 AXP717_LDO0_OUTPUT_CONTROL, BIT(6)),
819 	AXP_DESC(AXP717, BLDO4, "bldo4", "bldoin", 500, 3500, 100,
820 		 AXP717_BLDO4_CONTROL, AXP717_LDO_V_OUT_MASK,
821 		 AXP717_LDO0_OUTPUT_CONTROL, BIT(7)),
822 	AXP_DESC(AXP717, CLDO1, "cldo1", "cldoin", 500, 3500, 100,
823 		 AXP717_CLDO1_CONTROL, AXP717_LDO_V_OUT_MASK,
824 		 AXP717_LDO1_OUTPUT_CONTROL, BIT(0)),
825 	AXP_DESC(AXP717, CLDO2, "cldo2", "cldoin", 500, 3500, 100,
826 		 AXP717_CLDO2_CONTROL, AXP717_LDO_V_OUT_MASK,
827 		 AXP717_LDO1_OUTPUT_CONTROL, BIT(1)),
828 	AXP_DESC(AXP717, CLDO3, "cldo3", "cldoin", 500, 3500, 100,
829 		 AXP717_CLDO3_CONTROL, AXP717_LDO_V_OUT_MASK,
830 		 AXP717_LDO1_OUTPUT_CONTROL, BIT(2)),
831 	AXP_DESC(AXP717, CLDO4, "cldo4", "cldoin", 500, 3500, 100,
832 		 AXP717_CLDO4_CONTROL, AXP717_LDO_V_OUT_MASK,
833 		 AXP717_LDO1_OUTPUT_CONTROL, BIT(3)),
834 	AXP_DESC(AXP717, CPUSLDO, "cpusldo", "vin1", 500, 1400, 50,
835 		 AXP717_CPUSLDO_CONTROL, AXP717_LDO_V_OUT_MASK,
836 		 AXP717_LDO1_OUTPUT_CONTROL, BIT(4)),
837 };
838 
839 /* DCDC ranges shared with AXP813 */
840 static const struct linear_range axp803_dcdc234_ranges[] = {
841 	REGULATOR_LINEAR_RANGE(500000,
842 			       AXP803_DCDC234_500mV_START,
843 			       AXP803_DCDC234_500mV_END,
844 			       10000),
845 	REGULATOR_LINEAR_RANGE(1220000,
846 			       AXP803_DCDC234_1220mV_START,
847 			       AXP803_DCDC234_1220mV_END,
848 			       20000),
849 };
850 
851 static const struct linear_range axp803_dcdc5_ranges[] = {
852 	REGULATOR_LINEAR_RANGE(800000,
853 			       AXP803_DCDC5_800mV_START,
854 			       AXP803_DCDC5_800mV_END,
855 			       10000),
856 	REGULATOR_LINEAR_RANGE(1140000,
857 			       AXP803_DCDC5_1140mV_START,
858 			       AXP803_DCDC5_1140mV_END,
859 			       20000),
860 };
861 
862 static const struct linear_range axp803_dcdc6_ranges[] = {
863 	REGULATOR_LINEAR_RANGE(600000,
864 			       AXP803_DCDC6_600mV_START,
865 			       AXP803_DCDC6_600mV_END,
866 			       10000),
867 	REGULATOR_LINEAR_RANGE(1120000,
868 			       AXP803_DCDC6_1120mV_START,
869 			       AXP803_DCDC6_1120mV_END,
870 			       20000),
871 };
872 
873 /* AXP806's CLDO2 and AXP809's DLDO1 share the same range */
874 static const struct linear_range axp803_dldo2_ranges[] = {
875 	REGULATOR_LINEAR_RANGE(700000,
876 			       AXP803_DLDO2_700mV_START,
877 			       AXP803_DLDO2_700mV_END,
878 			       100000),
879 	REGULATOR_LINEAR_RANGE(3400000,
880 			       AXP803_DLDO2_3400mV_START,
881 			       AXP803_DLDO2_3400mV_END,
882 			       200000),
883 };
884 
885 static const struct regulator_desc axp803_regulators[] = {
886 	AXP_DESC(AXP803, DCDC1, "dcdc1", "vin1", 1600, 3400, 100,
887 		 AXP803_DCDC1_V_OUT, AXP803_DCDC1_V_OUT_MASK,
888 		 AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC1_MASK),
889 	AXP_DESC_RANGES(AXP803, DCDC2, "dcdc2", "vin2",
890 			axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
891 			AXP803_DCDC2_V_OUT, AXP803_DCDC2_V_OUT_MASK,
892 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC2_MASK),
893 	AXP_DESC_RANGES(AXP803, DCDC3, "dcdc3", "vin3",
894 			axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
895 			AXP803_DCDC3_V_OUT, AXP803_DCDC3_V_OUT_MASK,
896 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC3_MASK),
897 	AXP_DESC_RANGES(AXP803, DCDC4, "dcdc4", "vin4",
898 			axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
899 			AXP803_DCDC4_V_OUT, AXP803_DCDC4_V_OUT_MASK,
900 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC4_MASK),
901 	AXP_DESC_RANGES(AXP803, DCDC5, "dcdc5", "vin5",
902 			axp803_dcdc5_ranges, AXP803_DCDC5_NUM_VOLTAGES,
903 			AXP803_DCDC5_V_OUT, AXP803_DCDC5_V_OUT_MASK,
904 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC5_MASK),
905 	AXP_DESC_RANGES(AXP803, DCDC6, "dcdc6", "vin6",
906 			axp803_dcdc6_ranges, AXP803_DCDC6_NUM_VOLTAGES,
907 			AXP803_DCDC6_V_OUT, AXP803_DCDC6_V_OUT_MASK,
908 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC6_MASK),
909 	/* secondary switchable output of DCDC1 */
910 	AXP_DESC_SW(AXP803, DC1SW, "dc1sw", NULL,
911 		    AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DC1SW_MASK),
912 	AXP_DESC(AXP803, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
913 		 AXP22X_ALDO1_V_OUT, AXP22X_ALDO1_V_OUT_MASK,
914 		 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO1_MASK),
915 	AXP_DESC(AXP803, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
916 		 AXP22X_ALDO2_V_OUT, AXP22X_ALDO2_V_OUT_MASK,
917 		 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO2_MASK),
918 	AXP_DESC(AXP803, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
919 		 AXP22X_ALDO3_V_OUT, AXP22X_ALDO3_V_OUT_MASK,
920 		 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO3_MASK),
921 	AXP_DESC(AXP803, DLDO1, "dldo1", "dldoin", 700, 3300, 100,
922 		 AXP22X_DLDO1_V_OUT, AXP22X_DLDO1_V_OUT_MASK,
923 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO1_MASK),
924 	AXP_DESC_RANGES(AXP803, DLDO2, "dldo2", "dldoin",
925 			axp803_dldo2_ranges, AXP803_DLDO2_NUM_VOLTAGES,
926 			AXP22X_DLDO2_V_OUT, AXP22X_DLDO2_V_OUT_MASK,
927 			AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO2_MASK),
928 	AXP_DESC(AXP803, DLDO3, "dldo3", "dldoin", 700, 3300, 100,
929 		 AXP22X_DLDO3_V_OUT, AXP22X_DLDO3_V_OUT_MASK,
930 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO3_MASK),
931 	AXP_DESC(AXP803, DLDO4, "dldo4", "dldoin", 700, 3300, 100,
932 		 AXP22X_DLDO4_V_OUT, AXP22X_DLDO4_V_OUT_MASK,
933 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO4_MASK),
934 	AXP_DESC(AXP803, ELDO1, "eldo1", "eldoin", 700, 1900, 50,
935 		 AXP22X_ELDO1_V_OUT, AXP22X_ELDO1_V_OUT_MASK,
936 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO1_MASK),
937 	AXP_DESC(AXP803, ELDO2, "eldo2", "eldoin", 700, 1900, 50,
938 		 AXP22X_ELDO2_V_OUT, AXP22X_ELDO2_V_OUT_MASK,
939 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO2_MASK),
940 	AXP_DESC(AXP803, ELDO3, "eldo3", "eldoin", 700, 1900, 50,
941 		 AXP22X_ELDO3_V_OUT, AXP22X_ELDO3_V_OUT_MASK,
942 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO3_MASK),
943 	AXP_DESC(AXP803, FLDO1, "fldo1", "fldoin", 700, 1450, 50,
944 		 AXP803_FLDO1_V_OUT, AXP803_FLDO1_V_OUT_MASK,
945 		 AXP22X_PWR_OUT_CTRL3, AXP803_PWR_OUT_FLDO1_MASK),
946 	AXP_DESC(AXP803, FLDO2, "fldo2", "fldoin", 700, 1450, 50,
947 		 AXP803_FLDO2_V_OUT, AXP803_FLDO2_V_OUT_MASK,
948 		 AXP22X_PWR_OUT_CTRL3, AXP803_PWR_OUT_FLDO2_MASK),
949 	AXP_DESC_IO(AXP803, LDO_IO0, "ldo-io0", "ips", 700, 3300, 100,
950 		    AXP22X_LDO_IO0_V_OUT, AXP22X_LDO_IO0_V_OUT_MASK,
951 		    AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK,
952 		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
953 	AXP_DESC_IO(AXP803, LDO_IO1, "ldo-io1", "ips", 700, 3300, 100,
954 		    AXP22X_LDO_IO1_V_OUT, AXP22X_LDO_IO1_V_OUT_MASK,
955 		    AXP20X_GPIO1_CTRL, AXP20X_GPIO1_FUNC_MASK,
956 		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
957 	AXP_DESC_FIXED(AXP803, RTC_LDO, "rtc-ldo", "ips", 3000),
958 };
959 
960 static const struct linear_range axp806_dcdca_ranges[] = {
961 	REGULATOR_LINEAR_RANGE(600000,
962 			       AXP806_DCDCA_600mV_START,
963 			       AXP806_DCDCA_600mV_END,
964 			       10000),
965 	REGULATOR_LINEAR_RANGE(1120000,
966 			       AXP806_DCDCA_1120mV_START,
967 			       AXP806_DCDCA_1120mV_END,
968 			       20000),
969 };
970 
971 static const struct linear_range axp806_dcdcd_ranges[] = {
972 	REGULATOR_LINEAR_RANGE(600000,
973 			       AXP806_DCDCD_600mV_START,
974 			       AXP806_DCDCD_600mV_END,
975 			       20000),
976 	REGULATOR_LINEAR_RANGE(1600000,
977 			       AXP806_DCDCD_1600mV_START,
978 			       AXP806_DCDCD_1600mV_END,
979 			       100000),
980 };
981 
982 static const struct regulator_desc axp806_regulators[] = {
983 	AXP_DESC_RANGES(AXP806, DCDCA, "dcdca", "vina",
984 			axp806_dcdca_ranges, AXP806_DCDCA_NUM_VOLTAGES,
985 			AXP806_DCDCA_V_CTRL, AXP806_DCDCA_V_CTRL_MASK,
986 			AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCA_MASK),
987 	AXP_DESC(AXP806, DCDCB, "dcdcb", "vinb", 1000, 2550, 50,
988 		 AXP806_DCDCB_V_CTRL, AXP806_DCDCB_V_CTRL_MASK,
989 		 AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCB_MASK),
990 	AXP_DESC_RANGES(AXP806, DCDCC, "dcdcc", "vinc",
991 			axp806_dcdca_ranges, AXP806_DCDCA_NUM_VOLTAGES,
992 			AXP806_DCDCC_V_CTRL, AXP806_DCDCC_V_CTRL_MASK,
993 			AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCC_MASK),
994 	AXP_DESC_RANGES(AXP806, DCDCD, "dcdcd", "vind",
995 			axp806_dcdcd_ranges, AXP806_DCDCD_NUM_VOLTAGES,
996 			AXP806_DCDCD_V_CTRL, AXP806_DCDCD_V_CTRL_MASK,
997 			AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCD_MASK),
998 	AXP_DESC(AXP806, DCDCE, "dcdce", "vine", 1100, 3400, 100,
999 		 AXP806_DCDCE_V_CTRL, AXP806_DCDCE_V_CTRL_MASK,
1000 		 AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCE_MASK),
1001 	AXP_DESC(AXP806, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
1002 		 AXP806_ALDO1_V_CTRL, AXP806_ALDO1_V_CTRL_MASK,
1003 		 AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_ALDO1_MASK),
1004 	AXP_DESC(AXP806, ALDO2, "aldo2", "aldoin", 700, 3400, 100,
1005 		 AXP806_ALDO2_V_CTRL, AXP806_ALDO2_V_CTRL_MASK,
1006 		 AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_ALDO2_MASK),
1007 	AXP_DESC(AXP806, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
1008 		 AXP806_ALDO3_V_CTRL, AXP806_ALDO3_V_CTRL_MASK,
1009 		 AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_ALDO3_MASK),
1010 	AXP_DESC(AXP806, BLDO1, "bldo1", "bldoin", 700, 1900, 100,
1011 		 AXP806_BLDO1_V_CTRL, AXP806_BLDO1_V_CTRL_MASK,
1012 		 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_BLDO1_MASK),
1013 	AXP_DESC(AXP806, BLDO2, "bldo2", "bldoin", 700, 1900, 100,
1014 		 AXP806_BLDO2_V_CTRL, AXP806_BLDO2_V_CTRL_MASK,
1015 		 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_BLDO2_MASK),
1016 	AXP_DESC(AXP806, BLDO3, "bldo3", "bldoin", 700, 1900, 100,
1017 		 AXP806_BLDO3_V_CTRL, AXP806_BLDO3_V_CTRL_MASK,
1018 		 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_BLDO3_MASK),
1019 	AXP_DESC(AXP806, BLDO4, "bldo4", "bldoin", 700, 1900, 100,
1020 		 AXP806_BLDO4_V_CTRL, AXP806_BLDO4_V_CTRL_MASK,
1021 		 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_BLDO4_MASK),
1022 	AXP_DESC(AXP806, CLDO1, "cldo1", "cldoin", 700, 3300, 100,
1023 		 AXP806_CLDO1_V_CTRL, AXP806_CLDO1_V_CTRL_MASK,
1024 		 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_CLDO1_MASK),
1025 	AXP_DESC_RANGES(AXP806, CLDO2, "cldo2", "cldoin",
1026 			axp803_dldo2_ranges, AXP803_DLDO2_NUM_VOLTAGES,
1027 			AXP806_CLDO2_V_CTRL, AXP806_CLDO2_V_CTRL_MASK,
1028 			AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_CLDO2_MASK),
1029 	AXP_DESC(AXP806, CLDO3, "cldo3", "cldoin", 700, 3300, 100,
1030 		 AXP806_CLDO3_V_CTRL, AXP806_CLDO3_V_CTRL_MASK,
1031 		 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_CLDO3_MASK),
1032 	AXP_DESC_SW(AXP806, SW, "sw", "swin",
1033 		    AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_SW_MASK),
1034 };
1035 
1036 static const struct linear_range axp809_dcdc4_ranges[] = {
1037 	REGULATOR_LINEAR_RANGE(600000,
1038 			       AXP809_DCDC4_600mV_START,
1039 			       AXP809_DCDC4_600mV_END,
1040 			       20000),
1041 	REGULATOR_LINEAR_RANGE(1800000,
1042 			       AXP809_DCDC4_1800mV_START,
1043 			       AXP809_DCDC4_1800mV_END,
1044 			       100000),
1045 };
1046 
1047 static const struct regulator_desc axp809_regulators[] = {
1048 	AXP_DESC(AXP809, DCDC1, "dcdc1", "vin1", 1600, 3400, 100,
1049 		 AXP22X_DCDC1_V_OUT, AXP22X_DCDC1_V_OUT_MASK,
1050 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC1_MASK),
1051 	AXP_DESC(AXP809, DCDC2, "dcdc2", "vin2", 600, 1540, 20,
1052 		 AXP22X_DCDC2_V_OUT, AXP22X_DCDC2_V_OUT_MASK,
1053 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC2_MASK),
1054 	AXP_DESC(AXP809, DCDC3, "dcdc3", "vin3", 600, 1860, 20,
1055 		 AXP22X_DCDC3_V_OUT, AXP22X_DCDC3_V_OUT_MASK,
1056 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC3_MASK),
1057 	AXP_DESC_RANGES(AXP809, DCDC4, "dcdc4", "vin4",
1058 			axp809_dcdc4_ranges, AXP809_DCDC4_NUM_VOLTAGES,
1059 			AXP22X_DCDC4_V_OUT, AXP22X_DCDC4_V_OUT_MASK,
1060 			AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC4_MASK),
1061 	AXP_DESC(AXP809, DCDC5, "dcdc5", "vin5", 1000, 2550, 50,
1062 		 AXP22X_DCDC5_V_OUT, AXP22X_DCDC5_V_OUT_MASK,
1063 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC5_MASK),
1064 	/* secondary switchable output of DCDC1 */
1065 	AXP_DESC_SW(AXP809, DC1SW, "dc1sw", NULL,
1066 		    AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DC1SW_MASK),
1067 	/* LDO regulator internally chained to DCDC5 */
1068 	AXP_DESC(AXP809, DC5LDO, "dc5ldo", NULL, 700, 1400, 100,
1069 		 AXP22X_DC5LDO_V_OUT, AXP22X_DC5LDO_V_OUT_MASK,
1070 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DC5LDO_MASK),
1071 	AXP_DESC(AXP809, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
1072 		 AXP22X_ALDO1_V_OUT, AXP22X_ALDO1_V_OUT_MASK,
1073 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_ALDO1_MASK),
1074 	AXP_DESC(AXP809, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
1075 		 AXP22X_ALDO2_V_OUT, AXP22X_ALDO2_V_OUT_MASK,
1076 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_ALDO2_MASK),
1077 	AXP_DESC(AXP809, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
1078 		 AXP22X_ALDO3_V_OUT, AXP22X_ALDO3_V_OUT_MASK,
1079 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ALDO3_MASK),
1080 	AXP_DESC_RANGES(AXP809, DLDO1, "dldo1", "dldoin",
1081 			axp803_dldo2_ranges, AXP803_DLDO2_NUM_VOLTAGES,
1082 			AXP22X_DLDO1_V_OUT, AXP22X_DLDO1_V_OUT_MASK,
1083 			AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO1_MASK),
1084 	AXP_DESC(AXP809, DLDO2, "dldo2", "dldoin", 700, 3300, 100,
1085 		 AXP22X_DLDO2_V_OUT, AXP22X_DLDO2_V_OUT_MASK,
1086 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO2_MASK),
1087 	AXP_DESC(AXP809, ELDO1, "eldo1", "eldoin", 700, 3300, 100,
1088 		 AXP22X_ELDO1_V_OUT, AXP22X_ELDO1_V_OUT_MASK,
1089 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO1_MASK),
1090 	AXP_DESC(AXP809, ELDO2, "eldo2", "eldoin", 700, 3300, 100,
1091 		 AXP22X_ELDO2_V_OUT, AXP22X_ELDO2_V_OUT_MASK,
1092 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO2_MASK),
1093 	AXP_DESC(AXP809, ELDO3, "eldo3", "eldoin", 700, 3300, 100,
1094 		 AXP22X_ELDO3_V_OUT, AXP22X_ELDO3_V_OUT_MASK,
1095 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO3_MASK),
1096 	/*
1097 	 * Note the datasheet only guarantees reliable operation up to
1098 	 * 3.3V, this needs to be enforced via dts provided constraints
1099 	 */
1100 	AXP_DESC_IO(AXP809, LDO_IO0, "ldo_io0", "ips", 700, 3800, 100,
1101 		    AXP22X_LDO_IO0_V_OUT, AXP22X_LDO_IO0_V_OUT_MASK,
1102 		    AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK,
1103 		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
1104 	/*
1105 	 * Note the datasheet only guarantees reliable operation up to
1106 	 * 3.3V, this needs to be enforced via dts provided constraints
1107 	 */
1108 	AXP_DESC_IO(AXP809, LDO_IO1, "ldo_io1", "ips", 700, 3800, 100,
1109 		    AXP22X_LDO_IO1_V_OUT, AXP22X_LDO_IO1_V_OUT_MASK,
1110 		    AXP20X_GPIO1_CTRL, AXP20X_GPIO1_FUNC_MASK,
1111 		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
1112 	AXP_DESC_FIXED(AXP809, RTC_LDO, "rtc_ldo", "ips", 1800),
1113 	AXP_DESC_SW(AXP809, SW, "sw", "swin",
1114 		    AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_SW_MASK),
1115 };
1116 
1117 static const struct regulator_desc axp813_regulators[] = {
1118 	AXP_DESC(AXP813, DCDC1, "dcdc1", "vin1", 1600, 3400, 100,
1119 		 AXP803_DCDC1_V_OUT, AXP803_DCDC1_V_OUT_MASK,
1120 		 AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC1_MASK),
1121 	AXP_DESC_RANGES(AXP813, DCDC2, "dcdc2", "vin2",
1122 			axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
1123 			AXP803_DCDC2_V_OUT, AXP803_DCDC2_V_OUT_MASK,
1124 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC2_MASK),
1125 	AXP_DESC_RANGES(AXP813, DCDC3, "dcdc3", "vin3",
1126 			axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
1127 			AXP803_DCDC3_V_OUT, AXP803_DCDC3_V_OUT_MASK,
1128 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC3_MASK),
1129 	AXP_DESC_RANGES(AXP813, DCDC4, "dcdc4", "vin4",
1130 			axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
1131 			AXP803_DCDC4_V_OUT, AXP803_DCDC4_V_OUT_MASK,
1132 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC4_MASK),
1133 	AXP_DESC_RANGES(AXP813, DCDC5, "dcdc5", "vin5",
1134 			axp803_dcdc5_ranges, AXP803_DCDC5_NUM_VOLTAGES,
1135 			AXP803_DCDC5_V_OUT, AXP803_DCDC5_V_OUT_MASK,
1136 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC5_MASK),
1137 	AXP_DESC_RANGES(AXP813, DCDC6, "dcdc6", "vin6",
1138 			axp803_dcdc6_ranges, AXP803_DCDC6_NUM_VOLTAGES,
1139 			AXP803_DCDC6_V_OUT, AXP803_DCDC6_V_OUT_MASK,
1140 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC6_MASK),
1141 	AXP_DESC_RANGES(AXP813, DCDC7, "dcdc7", "vin7",
1142 			axp803_dcdc6_ranges, AXP803_DCDC6_NUM_VOLTAGES,
1143 			AXP813_DCDC7_V_OUT, AXP813_DCDC7_V_OUT_MASK,
1144 			AXP22X_PWR_OUT_CTRL1, AXP813_PWR_OUT_DCDC7_MASK),
1145 	AXP_DESC(AXP813, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
1146 		 AXP22X_ALDO1_V_OUT, AXP22X_ALDO1_V_OUT_MASK,
1147 		 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO1_MASK),
1148 	AXP_DESC(AXP813, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
1149 		 AXP22X_ALDO2_V_OUT, AXP22X_ALDO2_V_OUT_MASK,
1150 		 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO2_MASK),
1151 	AXP_DESC(AXP813, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
1152 		 AXP22X_ALDO3_V_OUT, AXP22X_ALDO3_V_OUT_MASK,
1153 		 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO3_MASK),
1154 	AXP_DESC(AXP813, DLDO1, "dldo1", "dldoin", 700, 3300, 100,
1155 		 AXP22X_DLDO1_V_OUT, AXP22X_DLDO1_V_OUT_MASK,
1156 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO1_MASK),
1157 	AXP_DESC_RANGES(AXP813, DLDO2, "dldo2", "dldoin",
1158 			axp803_dldo2_ranges, AXP803_DLDO2_NUM_VOLTAGES,
1159 			AXP22X_DLDO2_V_OUT, AXP22X_DLDO2_V_OUT_MASK,
1160 			AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO2_MASK),
1161 	AXP_DESC(AXP813, DLDO3, "dldo3", "dldoin", 700, 3300, 100,
1162 		 AXP22X_DLDO3_V_OUT, AXP22X_DLDO3_V_OUT_MASK,
1163 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO3_MASK),
1164 	AXP_DESC(AXP813, DLDO4, "dldo4", "dldoin", 700, 3300, 100,
1165 		 AXP22X_DLDO4_V_OUT, AXP22X_DLDO4_V_OUT_MASK,
1166 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO4_MASK),
1167 	AXP_DESC(AXP813, ELDO1, "eldo1", "eldoin", 700, 1900, 50,
1168 		 AXP22X_ELDO1_V_OUT, AXP22X_ELDO1_V_OUT_MASK,
1169 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO1_MASK),
1170 	AXP_DESC(AXP813, ELDO2, "eldo2", "eldoin", 700, 1900, 50,
1171 		 AXP22X_ELDO2_V_OUT, AXP22X_ELDO2_V_OUT_MASK,
1172 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO2_MASK),
1173 	AXP_DESC(AXP813, ELDO3, "eldo3", "eldoin", 700, 1900, 50,
1174 		 AXP22X_ELDO3_V_OUT, AXP22X_ELDO3_V_OUT_MASK,
1175 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO3_MASK),
1176 	/* to do / check ... */
1177 	AXP_DESC(AXP813, FLDO1, "fldo1", "fldoin", 700, 1450, 50,
1178 		 AXP803_FLDO1_V_OUT, AXP803_FLDO1_V_OUT_MASK,
1179 		 AXP22X_PWR_OUT_CTRL3, AXP803_PWR_OUT_FLDO1_MASK),
1180 	AXP_DESC(AXP813, FLDO2, "fldo2", "fldoin", 700, 1450, 50,
1181 		 AXP803_FLDO2_V_OUT, AXP803_FLDO2_V_OUT_MASK,
1182 		 AXP22X_PWR_OUT_CTRL3, AXP803_PWR_OUT_FLDO2_MASK),
1183 	/*
1184 	 * TODO: FLDO3 = {DCDC5, FLDOIN} / 2
1185 	 *
1186 	 * This means FLDO3 effectively switches supplies at runtime,
1187 	 * something the regulator subsystem does not support.
1188 	 */
1189 	AXP_DESC_FIXED(AXP813, RTC_LDO, "rtc-ldo", "ips", 1800),
1190 	AXP_DESC_IO(AXP813, LDO_IO0, "ldo-io0", "ips", 700, 3300, 100,
1191 		    AXP22X_LDO_IO0_V_OUT, AXP22X_LDO_IO0_V_OUT_MASK,
1192 		    AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK,
1193 		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
1194 	AXP_DESC_IO(AXP813, LDO_IO1, "ldo-io1", "ips", 700, 3300, 100,
1195 		    AXP22X_LDO_IO1_V_OUT, AXP22X_LDO_IO1_V_OUT_MASK,
1196 		    AXP20X_GPIO1_CTRL, AXP20X_GPIO1_FUNC_MASK,
1197 		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
1198 	AXP_DESC_SW(AXP813, SW, "sw", "swin",
1199 		    AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DC1SW_MASK),
1200 };
1201 
1202 static const struct linear_range axp15060_dcdc234_ranges[] = {
1203 	REGULATOR_LINEAR_RANGE(500000,
1204 			       AXP15060_DCDC234_500mV_START,
1205 			       AXP15060_DCDC234_500mV_END,
1206 			       10000),
1207 	REGULATOR_LINEAR_RANGE(1220000,
1208 			       AXP15060_DCDC234_1220mV_START,
1209 			       AXP15060_DCDC234_1220mV_END,
1210 			       20000),
1211 };
1212 
1213 static const struct linear_range axp15060_dcdc5_ranges[] = {
1214 	REGULATOR_LINEAR_RANGE(800000,
1215 			       AXP15060_DCDC5_800mV_START,
1216 			       AXP15060_DCDC5_800mV_END,
1217 			       10000),
1218 	REGULATOR_LINEAR_RANGE(1140000,
1219 			       AXP15060_DCDC5_1140mV_START,
1220 			       AXP15060_DCDC5_1140mV_END,
1221 			       20000),
1222 };
1223 
1224 static const struct regulator_desc axp15060_regulators[] = {
1225 	AXP_DESC(AXP15060, DCDC1, "dcdc1", "vin1", 1500, 3400, 100,
1226 		 AXP15060_DCDC1_V_CTRL, AXP15060_DCDC1_V_CTRL_MASK,
1227 		 AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC1_MASK),
1228 	AXP_DESC_RANGES(AXP15060, DCDC2, "dcdc2", "vin2",
1229 			axp15060_dcdc234_ranges, AXP15060_DCDC234_NUM_VOLTAGES,
1230 			AXP15060_DCDC2_V_CTRL, AXP15060_DCDC2_V_CTRL_MASK,
1231 			AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC2_MASK),
1232 	AXP_DESC_RANGES(AXP15060, DCDC3, "dcdc3", "vin3",
1233 			axp15060_dcdc234_ranges, AXP15060_DCDC234_NUM_VOLTAGES,
1234 			AXP15060_DCDC3_V_CTRL, AXP15060_DCDC3_V_CTRL_MASK,
1235 			AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC3_MASK),
1236 	AXP_DESC_RANGES(AXP15060, DCDC4, "dcdc4", "vin4",
1237 			axp15060_dcdc234_ranges, AXP15060_DCDC234_NUM_VOLTAGES,
1238 			AXP15060_DCDC4_V_CTRL, AXP15060_DCDC4_V_CTRL_MASK,
1239 			AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC4_MASK),
1240 	AXP_DESC_RANGES(AXP15060, DCDC5, "dcdc5", "vin5",
1241 			axp15060_dcdc5_ranges, AXP15060_DCDC5_NUM_VOLTAGES,
1242 			AXP15060_DCDC5_V_CTRL, AXP15060_DCDC5_V_CTRL_MASK,
1243 			AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC5_MASK),
1244 	AXP_DESC(AXP15060, DCDC6, "dcdc6", "vin6", 500, 3400, 100,
1245 		 AXP15060_DCDC6_V_CTRL, AXP15060_DCDC6_V_CTRL_MASK,
1246 		 AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC6_MASK),
1247 	AXP_DESC(AXP15060, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
1248 		 AXP15060_ALDO1_V_CTRL, AXP15060_ALDO1_V_CTRL_MASK,
1249 		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_ALDO1_MASK),
1250 	AXP_DESC(AXP15060, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
1251 		 AXP15060_ALDO2_V_CTRL, AXP15060_ALDO2_V_CTRL_MASK,
1252 		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_ALDO2_MASK),
1253 	AXP_DESC(AXP15060, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
1254 		 AXP15060_ALDO3_V_CTRL, AXP15060_ALDO3_V_CTRL_MASK,
1255 		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_ALDO3_MASK),
1256 	AXP_DESC(AXP15060, ALDO4, "aldo4", "aldoin", 700, 3300, 100,
1257 		 AXP15060_ALDO4_V_CTRL, AXP15060_ALDO4_V_CTRL_MASK,
1258 		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_ALDO4_MASK),
1259 	AXP_DESC(AXP15060, ALDO5, "aldo5", "aldoin", 700, 3300, 100,
1260 		 AXP15060_ALDO5_V_CTRL, AXP15060_ALDO5_V_CTRL_MASK,
1261 		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_ALDO5_MASK),
1262 	AXP_DESC(AXP15060, BLDO1, "bldo1", "bldoin", 700, 3300, 100,
1263 		 AXP15060_BLDO1_V_CTRL, AXP15060_BLDO1_V_CTRL_MASK,
1264 		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_BLDO1_MASK),
1265 	AXP_DESC(AXP15060, BLDO2, "bldo2", "bldoin", 700, 3300, 100,
1266 		 AXP15060_BLDO2_V_CTRL, AXP15060_BLDO2_V_CTRL_MASK,
1267 		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_BLDO2_MASK),
1268 	AXP_DESC(AXP15060, BLDO3, "bldo3", "bldoin", 700, 3300, 100,
1269 		 AXP15060_BLDO3_V_CTRL, AXP15060_BLDO3_V_CTRL_MASK,
1270 		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_BLDO3_MASK),
1271 	AXP_DESC(AXP15060, BLDO4, "bldo4", "bldoin", 700, 3300, 100,
1272 		 AXP15060_BLDO4_V_CTRL, AXP15060_BLDO4_V_CTRL_MASK,
1273 		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_BLDO4_MASK),
1274 	AXP_DESC(AXP15060, BLDO5, "bldo5", "bldoin", 700, 3300, 100,
1275 		 AXP15060_BLDO5_V_CTRL, AXP15060_BLDO5_V_CTRL_MASK,
1276 		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_BLDO5_MASK),
1277 	AXP_DESC(AXP15060, CLDO1, "cldo1", "cldoin", 700, 3300, 100,
1278 		 AXP15060_CLDO1_V_CTRL, AXP15060_CLDO1_V_CTRL_MASK,
1279 		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_CLDO1_MASK),
1280 	AXP_DESC(AXP15060, CLDO2, "cldo2", "cldoin", 700, 3300, 100,
1281 		 AXP15060_CLDO2_V_CTRL, AXP15060_CLDO2_V_CTRL_MASK,
1282 		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_CLDO2_MASK),
1283 	AXP_DESC(AXP15060, CLDO3, "cldo3", "cldoin", 700, 3300, 100,
1284 		 AXP15060_CLDO3_V_CTRL, AXP15060_CLDO3_V_CTRL_MASK,
1285 		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_CLDO3_MASK),
1286 	AXP_DESC(AXP15060, CLDO4, "cldo4", "cldoin", 700, 4200, 100,
1287 		 AXP15060_CLDO4_V_CTRL, AXP15060_CLDO4_V_CTRL_MASK,
1288 		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_CLDO4_MASK),
1289 	/* Supply comes from DCDC5 */
1290 	AXP_DESC(AXP15060, CPUSLDO, "cpusldo", NULL, 700, 1400, 50,
1291 		 AXP15060_CPUSLDO_V_CTRL, AXP15060_CPUSLDO_V_CTRL_MASK,
1292 		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_CPUSLDO_MASK),
1293 	/* Supply comes from DCDC1 */
1294 	AXP_DESC_SW(AXP15060, SW, "sw", NULL,
1295 		    AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_SW_MASK),
1296 	/* Supply comes from ALDO1 */
1297 	AXP_DESC_FIXED(AXP15060, RTC_LDO, "rtc-ldo", NULL, 1800),
1298 };
1299 
1300 static int axp20x_set_dcdc_freq(struct platform_device *pdev, u32 dcdcfreq)
1301 {
1302 	struct axp20x_dev *axp20x = dev_get_drvdata(pdev->dev.parent);
1303 	unsigned int reg = AXP20X_DCDC_FREQ;
1304 	u32 min, max, def, step;
1305 
1306 	switch (axp20x->variant) {
1307 	case AXP202_ID:
1308 	case AXP209_ID:
1309 		min = 750;
1310 		max = 1875;
1311 		def = 1500;
1312 		step = 75;
1313 		break;
1314 	case AXP803_ID:
1315 	case AXP813_ID:
1316 		/*
1317 		 * AXP803/AXP813 DCDC work frequency setting has the same
1318 		 * range and step as AXP22X, but at a different register.
1319 		 * (See include/linux/mfd/axp20x.h)
1320 		 */
1321 		reg = AXP803_DCDC_FREQ_CTRL;
1322 		fallthrough;	/* to the check below */
1323 	case AXP806_ID:
1324 		/*
1325 		 * AXP806 also have DCDC work frequency setting register at a
1326 		 * different position.
1327 		 */
1328 		if (axp20x->variant == AXP806_ID)
1329 			reg = AXP806_DCDC_FREQ_CTRL;
1330 		fallthrough;
1331 	case AXP221_ID:
1332 	case AXP223_ID:
1333 	case AXP809_ID:
1334 		min = 1800;
1335 		max = 4050;
1336 		def = 3000;
1337 		step = 150;
1338 		break;
1339 	case AXP313A_ID:
1340 	case AXP717_ID:
1341 	case AXP15060_ID:
1342 		/* The DCDC PWM frequency seems to be fixed to 3 MHz. */
1343 		if (dcdcfreq != 0) {
1344 			dev_err(&pdev->dev,
1345 				"DCDC frequency on this PMIC is fixed to 3 MHz.\n");
1346 			return -EINVAL;
1347 		}
1348 
1349 		return 0;
1350 	default:
1351 		dev_err(&pdev->dev,
1352 			"Setting DCDC frequency for unsupported AXP variant\n");
1353 		return -EINVAL;
1354 	}
1355 
1356 	if (dcdcfreq == 0)
1357 		dcdcfreq = def;
1358 
1359 	if (dcdcfreq < min) {
1360 		dcdcfreq = min;
1361 		dev_warn(&pdev->dev, "DCDC frequency too low. Set to %ukHz\n",
1362 			 min);
1363 	}
1364 
1365 	if (dcdcfreq > max) {
1366 		dcdcfreq = max;
1367 		dev_warn(&pdev->dev, "DCDC frequency too high. Set to %ukHz\n",
1368 			 max);
1369 	}
1370 
1371 	dcdcfreq = (dcdcfreq - min) / step;
1372 
1373 	return regmap_update_bits(axp20x->regmap, reg,
1374 				  AXP20X_FREQ_DCDC_MASK, dcdcfreq);
1375 }
1376 
1377 static int axp20x_regulator_parse_dt(struct platform_device *pdev)
1378 {
1379 	struct device_node *np, *regulators;
1380 	int ret = 0;
1381 	u32 dcdcfreq = 0;
1382 
1383 	np = of_node_get(pdev->dev.parent->of_node);
1384 	if (!np)
1385 		return 0;
1386 
1387 	regulators = of_get_child_by_name(np, "regulators");
1388 	if (!regulators) {
1389 		dev_warn(&pdev->dev, "regulators node not found\n");
1390 	} else {
1391 		of_property_read_u32(regulators, "x-powers,dcdc-freq", &dcdcfreq);
1392 		ret = axp20x_set_dcdc_freq(pdev, dcdcfreq);
1393 		if (ret < 0) {
1394 			dev_err(&pdev->dev, "Error setting dcdc frequency: %d\n", ret);
1395 		}
1396 		of_node_put(regulators);
1397 	}
1398 
1399 	of_node_put(np);
1400 	return ret;
1401 }
1402 
1403 static int axp20x_set_dcdc_workmode(struct regulator_dev *rdev, int id, u32 workmode)
1404 {
1405 	struct axp20x_dev *axp20x = rdev_get_drvdata(rdev);
1406 	unsigned int reg = AXP20X_DCDC_MODE;
1407 	unsigned int mask;
1408 
1409 	switch (axp20x->variant) {
1410 	case AXP202_ID:
1411 	case AXP209_ID:
1412 		if ((id != AXP20X_DCDC2) && (id != AXP20X_DCDC3))
1413 			return -EINVAL;
1414 
1415 		mask = AXP20X_WORKMODE_DCDC2_MASK;
1416 		if (id == AXP20X_DCDC3)
1417 			mask = AXP20X_WORKMODE_DCDC3_MASK;
1418 
1419 		workmode <<= ffs(mask) - 1;
1420 		break;
1421 
1422 	case AXP806_ID:
1423 		/*
1424 		 * AXP806 DCDC regulator IDs have the same range as AXP22X.
1425 		 * (See include/linux/mfd/axp20x.h)
1426 		 */
1427 		reg = AXP806_DCDC_MODE_CTRL2;
1428 		fallthrough;	/* to the check below */
1429 	case AXP221_ID:
1430 	case AXP223_ID:
1431 	case AXP809_ID:
1432 		if (id < AXP22X_DCDC1 || id > AXP22X_DCDC5)
1433 			return -EINVAL;
1434 
1435 		mask = AXP22X_WORKMODE_DCDCX_MASK(id - AXP22X_DCDC1);
1436 		workmode <<= id - AXP22X_DCDC1;
1437 		break;
1438 
1439 	case AXP803_ID:
1440 		if (id < AXP803_DCDC1 || id > AXP803_DCDC6)
1441 			return -EINVAL;
1442 
1443 		mask = AXP22X_WORKMODE_DCDCX_MASK(id - AXP803_DCDC1);
1444 		workmode <<= id - AXP803_DCDC1;
1445 		break;
1446 
1447 	case AXP813_ID:
1448 		if (id < AXP813_DCDC1 || id > AXP813_DCDC7)
1449 			return -EINVAL;
1450 
1451 		mask = AXP22X_WORKMODE_DCDCX_MASK(id - AXP813_DCDC1);
1452 		workmode <<= id - AXP813_DCDC1;
1453 		break;
1454 
1455 	case AXP15060_ID:
1456 		reg = AXP15060_DCDC_MODE_CTRL2;
1457 		if (id < AXP15060_DCDC1 || id > AXP15060_DCDC6)
1458 			return -EINVAL;
1459 
1460 		mask = AXP22X_WORKMODE_DCDCX_MASK(id - AXP15060_DCDC1);
1461 		workmode <<= id - AXP15060_DCDC1;
1462 		break;
1463 
1464 	default:
1465 		/* should not happen */
1466 		WARN_ON(1);
1467 		return -EINVAL;
1468 	}
1469 
1470 	return regmap_update_bits(rdev->regmap, reg, mask, workmode);
1471 }
1472 
1473 /*
1474  * This function checks whether a regulator is part of a poly-phase
1475  * output setup based on the registers settings. Returns true if it is.
1476  */
1477 static bool axp20x_is_polyphase_slave(struct axp20x_dev *axp20x, int id)
1478 {
1479 	u32 reg = 0;
1480 
1481 	/*
1482 	 * Currently in our supported AXP variants, only AXP803, AXP806,
1483 	 * AXP813 and AXP15060 have polyphase regulators.
1484 	 */
1485 	switch (axp20x->variant) {
1486 	case AXP803_ID:
1487 	case AXP813_ID:
1488 		regmap_read(axp20x->regmap, AXP803_POLYPHASE_CTRL, &reg);
1489 
1490 		switch (id) {
1491 		case AXP803_DCDC3:
1492 			return !!(reg & AXP803_DCDC23_POLYPHASE_DUAL);
1493 		case AXP803_DCDC6:
1494 			return !!(reg & AXP803_DCDC56_POLYPHASE_DUAL);
1495 		}
1496 		break;
1497 
1498 	case AXP806_ID:
1499 		regmap_read(axp20x->regmap, AXP806_DCDC_MODE_CTRL2, &reg);
1500 
1501 		switch (id) {
1502 		case AXP806_DCDCB:
1503 			return (((reg & AXP806_DCDCABC_POLYPHASE_MASK) ==
1504 				AXP806_DCDCAB_POLYPHASE_DUAL) ||
1505 				((reg & AXP806_DCDCABC_POLYPHASE_MASK) ==
1506 				AXP806_DCDCABC_POLYPHASE_TRI));
1507 		case AXP806_DCDCC:
1508 			return ((reg & AXP806_DCDCABC_POLYPHASE_MASK) ==
1509 				AXP806_DCDCABC_POLYPHASE_TRI);
1510 		case AXP806_DCDCE:
1511 			return !!(reg & AXP806_DCDCDE_POLYPHASE_DUAL);
1512 		}
1513 		break;
1514 
1515 	case AXP15060_ID:
1516 		regmap_read(axp20x->regmap, AXP15060_DCDC_MODE_CTRL1, &reg);
1517 
1518 		switch (id) {
1519 		case AXP15060_DCDC3:
1520 			return !!(reg & AXP15060_DCDC23_POLYPHASE_DUAL_MASK);
1521 		case AXP15060_DCDC6:
1522 			return !!(reg & AXP15060_DCDC46_POLYPHASE_DUAL_MASK);
1523 		}
1524 		break;
1525 
1526 	default:
1527 		return false;
1528 	}
1529 
1530 	return false;
1531 }
1532 
1533 static int axp20x_regulator_probe(struct platform_device *pdev)
1534 {
1535 	struct regulator_dev *rdev;
1536 	struct axp20x_dev *axp20x = dev_get_drvdata(pdev->dev.parent);
1537 	const struct regulator_desc *regulators;
1538 	struct regulator_config config = {
1539 		.dev = pdev->dev.parent,
1540 		.regmap = axp20x->regmap,
1541 		.driver_data = axp20x,
1542 	};
1543 	int ret, i, nregulators;
1544 	u32 workmode;
1545 	const char *dcdc1_name = axp22x_regulators[AXP22X_DCDC1].name;
1546 	const char *dcdc5_name = axp22x_regulators[AXP22X_DCDC5].name;
1547 	const char *aldo1_name = axp15060_regulators[AXP15060_ALDO1].name;
1548 	bool drivevbus = false;
1549 
1550 	switch (axp20x->variant) {
1551 	case AXP202_ID:
1552 	case AXP209_ID:
1553 		regulators = axp20x_regulators;
1554 		nregulators = AXP20X_REG_ID_MAX;
1555 		break;
1556 	case AXP221_ID:
1557 	case AXP223_ID:
1558 		regulators = axp22x_regulators;
1559 		nregulators = AXP22X_REG_ID_MAX;
1560 		drivevbus = of_property_read_bool(pdev->dev.parent->of_node,
1561 						  "x-powers,drive-vbus-en");
1562 		break;
1563 	case AXP313A_ID:
1564 		regulators = axp313a_regulators;
1565 		nregulators = AXP313A_REG_ID_MAX;
1566 		break;
1567 	case AXP717_ID:
1568 		regulators = axp717_regulators;
1569 		nregulators = AXP717_REG_ID_MAX;
1570 		break;
1571 	case AXP803_ID:
1572 		regulators = axp803_regulators;
1573 		nregulators = AXP803_REG_ID_MAX;
1574 		drivevbus = of_property_read_bool(pdev->dev.parent->of_node,
1575 						  "x-powers,drive-vbus-en");
1576 		break;
1577 	case AXP806_ID:
1578 		regulators = axp806_regulators;
1579 		nregulators = AXP806_REG_ID_MAX;
1580 		break;
1581 	case AXP809_ID:
1582 		regulators = axp809_regulators;
1583 		nregulators = AXP809_REG_ID_MAX;
1584 		break;
1585 	case AXP813_ID:
1586 		regulators = axp813_regulators;
1587 		nregulators = AXP813_REG_ID_MAX;
1588 		drivevbus = of_property_read_bool(pdev->dev.parent->of_node,
1589 						  "x-powers,drive-vbus-en");
1590 		break;
1591 	case AXP15060_ID:
1592 		regulators = axp15060_regulators;
1593 		nregulators = AXP15060_REG_ID_MAX;
1594 		break;
1595 	default:
1596 		dev_err(&pdev->dev, "Unsupported AXP variant: %ld\n",
1597 			axp20x->variant);
1598 		return -EINVAL;
1599 	}
1600 
1601 	/* This only sets the dcdc freq. Ignore any errors */
1602 	axp20x_regulator_parse_dt(pdev);
1603 
1604 	for (i = 0; i < nregulators; i++) {
1605 		const struct regulator_desc *desc = &regulators[i];
1606 		struct regulator_desc *new_desc;
1607 
1608 		/*
1609 		 * If this regulator is a slave in a poly-phase setup,
1610 		 * skip it, as its controls are bound to the master
1611 		 * regulator and won't work.
1612 		 */
1613 		if (axp20x_is_polyphase_slave(axp20x, i))
1614 			continue;
1615 
1616 		/* Support for AXP813's FLDO3 is not implemented */
1617 		if (axp20x->variant == AXP813_ID && i == AXP813_FLDO3)
1618 			continue;
1619 
1620 		/*
1621 		 * Regulators DC1SW, DC5LDO and RTCLDO on AXP15060 are
1622 		 * connected internally, so we have to handle their supply
1623 		 * names separately.
1624 		 *
1625 		 * We always register the regulators in proper sequence,
1626 		 * so the supply names are correctly read. See the last
1627 		 * part of this loop to see where we save the DT defined
1628 		 * name.
1629 		 */
1630 		if ((regulators == axp22x_regulators && i == AXP22X_DC1SW) ||
1631 		    (regulators == axp803_regulators && i == AXP803_DC1SW) ||
1632 		    (regulators == axp809_regulators && i == AXP809_DC1SW) ||
1633 		    (regulators == axp15060_regulators && i == AXP15060_SW)) {
1634 			new_desc = devm_kzalloc(&pdev->dev, sizeof(*desc),
1635 						GFP_KERNEL);
1636 			if (!new_desc)
1637 				return -ENOMEM;
1638 
1639 			*new_desc = regulators[i];
1640 			new_desc->supply_name = dcdc1_name;
1641 			desc = new_desc;
1642 		}
1643 
1644 		if ((regulators == axp22x_regulators && i == AXP22X_DC5LDO) ||
1645 		    (regulators == axp809_regulators && i == AXP809_DC5LDO) ||
1646 		    (regulators == axp15060_regulators && i == AXP15060_CPUSLDO)) {
1647 			new_desc = devm_kzalloc(&pdev->dev, sizeof(*desc),
1648 						GFP_KERNEL);
1649 			if (!new_desc)
1650 				return -ENOMEM;
1651 
1652 			*new_desc = regulators[i];
1653 			new_desc->supply_name = dcdc5_name;
1654 			desc = new_desc;
1655 		}
1656 
1657 
1658 		if (regulators == axp15060_regulators && i == AXP15060_RTC_LDO) {
1659 			new_desc = devm_kzalloc(&pdev->dev, sizeof(*desc),
1660 						GFP_KERNEL);
1661 			if (!new_desc)
1662 				return -ENOMEM;
1663 
1664 			*new_desc = regulators[i];
1665 			new_desc->supply_name = aldo1_name;
1666 			desc = new_desc;
1667 		}
1668 
1669 		rdev = devm_regulator_register(&pdev->dev, desc, &config);
1670 		if (IS_ERR(rdev)) {
1671 			dev_err(&pdev->dev, "Failed to register %s\n",
1672 				regulators[i].name);
1673 
1674 			return PTR_ERR(rdev);
1675 		}
1676 
1677 		ret = of_property_read_u32(rdev->dev.of_node,
1678 					   "x-powers,dcdc-workmode",
1679 					   &workmode);
1680 		if (!ret) {
1681 			if (axp20x_set_dcdc_workmode(rdev, i, workmode))
1682 				dev_err(&pdev->dev, "Failed to set workmode on %s\n",
1683 					rdev->desc->name);
1684 		}
1685 
1686 		/*
1687 		 * Save AXP22X DCDC1 / DCDC5 / AXP15060 ALDO1 regulator names for later.
1688 		 */
1689 		if ((regulators == axp22x_regulators && i == AXP22X_DCDC1) ||
1690 		    (regulators == axp809_regulators && i == AXP809_DCDC1) ||
1691 		    (regulators == axp15060_regulators && i == AXP15060_DCDC1))
1692 			of_property_read_string(rdev->dev.of_node,
1693 						"regulator-name",
1694 						&dcdc1_name);
1695 
1696 		if ((regulators == axp22x_regulators && i == AXP22X_DCDC5) ||
1697 		    (regulators == axp809_regulators && i == AXP809_DCDC5) ||
1698 		    (regulators == axp15060_regulators && i == AXP15060_DCDC5))
1699 			of_property_read_string(rdev->dev.of_node,
1700 						"regulator-name",
1701 						&dcdc5_name);
1702 
1703 		if (regulators == axp15060_regulators && i == AXP15060_ALDO1)
1704 			of_property_read_string(rdev->dev.of_node,
1705 						"regulator-name",
1706 						&aldo1_name);
1707 	}
1708 
1709 	if (drivevbus) {
1710 		/* Change N_VBUSEN sense pin to DRIVEVBUS output pin */
1711 		regmap_update_bits(axp20x->regmap, AXP20X_OVER_TMP,
1712 				   AXP22X_MISC_N_VBUSEN_FUNC, 0);
1713 		rdev = devm_regulator_register(&pdev->dev,
1714 					       &axp22x_drivevbus_regulator,
1715 					       &config);
1716 		if (IS_ERR(rdev)) {
1717 			dev_err(&pdev->dev, "Failed to register drivevbus\n");
1718 			return PTR_ERR(rdev);
1719 		}
1720 	}
1721 
1722 	return 0;
1723 }
1724 
1725 static struct platform_driver axp20x_regulator_driver = {
1726 	.probe	= axp20x_regulator_probe,
1727 	.driver	= {
1728 		.name		= "axp20x-regulator",
1729 		.probe_type	= PROBE_PREFER_ASYNCHRONOUS,
1730 	},
1731 };
1732 
1733 module_platform_driver(axp20x_regulator_driver);
1734 
1735 MODULE_LICENSE("GPL v2");
1736 MODULE_AUTHOR("Carlo Caione <carlo@caione.org>");
1737 MODULE_DESCRIPTION("Regulator Driver for AXP20X PMIC");
1738 MODULE_ALIAS("platform:axp20x-regulator");
1739