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 #define AXP717_BOOST_V_OUT_MASK		GENMASK(7, 4)
147 
148 #define AXP803_PWR_OUT_DCDC1_MASK	BIT_MASK(0)
149 #define AXP803_PWR_OUT_DCDC2_MASK	BIT_MASK(1)
150 #define AXP803_PWR_OUT_DCDC3_MASK	BIT_MASK(2)
151 #define AXP803_PWR_OUT_DCDC4_MASK	BIT_MASK(3)
152 #define AXP803_PWR_OUT_DCDC5_MASK	BIT_MASK(4)
153 #define AXP803_PWR_OUT_DCDC6_MASK	BIT_MASK(5)
154 
155 #define AXP803_PWR_OUT_FLDO1_MASK	BIT_MASK(2)
156 #define AXP803_PWR_OUT_FLDO2_MASK	BIT_MASK(3)
157 
158 #define AXP803_DCDC1_V_OUT_MASK		GENMASK(4, 0)
159 #define AXP803_DCDC2_V_OUT_MASK		GENMASK(6, 0)
160 #define AXP803_DCDC3_V_OUT_MASK		GENMASK(6, 0)
161 #define AXP803_DCDC4_V_OUT_MASK		GENMASK(6, 0)
162 #define AXP803_DCDC5_V_OUT_MASK		GENMASK(6, 0)
163 #define AXP803_DCDC6_V_OUT_MASK		GENMASK(6, 0)
164 
165 #define AXP803_FLDO1_V_OUT_MASK		GENMASK(3, 0)
166 #define AXP803_FLDO2_V_OUT_MASK		GENMASK(3, 0)
167 
168 #define AXP803_DCDC23_POLYPHASE_DUAL	BIT(6)
169 #define AXP803_DCDC56_POLYPHASE_DUAL	BIT(5)
170 
171 #define AXP803_DCDC234_500mV_START	0x00
172 #define AXP803_DCDC234_500mV_STEPS	70
173 #define AXP803_DCDC234_500mV_END	\
174 	(AXP803_DCDC234_500mV_START + AXP803_DCDC234_500mV_STEPS)
175 #define AXP803_DCDC234_1220mV_START	0x47
176 #define AXP803_DCDC234_1220mV_STEPS	4
177 #define AXP803_DCDC234_1220mV_END	\
178 	(AXP803_DCDC234_1220mV_START + AXP803_DCDC234_1220mV_STEPS)
179 #define AXP803_DCDC234_NUM_VOLTAGES	76
180 
181 #define AXP803_DCDC5_800mV_START	0x00
182 #define AXP803_DCDC5_800mV_STEPS	32
183 #define AXP803_DCDC5_800mV_END		\
184 	(AXP803_DCDC5_800mV_START + AXP803_DCDC5_800mV_STEPS)
185 #define AXP803_DCDC5_1140mV_START	0x21
186 #define AXP803_DCDC5_1140mV_STEPS	35
187 #define AXP803_DCDC5_1140mV_END		\
188 	(AXP803_DCDC5_1140mV_START + AXP803_DCDC5_1140mV_STEPS)
189 #define AXP803_DCDC5_NUM_VOLTAGES	69
190 
191 #define AXP803_DCDC6_600mV_START	0x00
192 #define AXP803_DCDC6_600mV_STEPS	50
193 #define AXP803_DCDC6_600mV_END		\
194 	(AXP803_DCDC6_600mV_START + AXP803_DCDC6_600mV_STEPS)
195 #define AXP803_DCDC6_1120mV_START	0x33
196 #define AXP803_DCDC6_1120mV_STEPS	20
197 #define AXP803_DCDC6_1120mV_END		\
198 	(AXP803_DCDC6_1120mV_START + AXP803_DCDC6_1120mV_STEPS)
199 #define AXP803_DCDC6_NUM_VOLTAGES	72
200 
201 #define AXP803_DLDO2_700mV_START	0x00
202 #define AXP803_DLDO2_700mV_STEPS	26
203 #define AXP803_DLDO2_700mV_END		\
204 	(AXP803_DLDO2_700mV_START + AXP803_DLDO2_700mV_STEPS)
205 #define AXP803_DLDO2_3400mV_START	0x1b
206 #define AXP803_DLDO2_3400mV_STEPS	4
207 #define AXP803_DLDO2_3400mV_END		\
208 	(AXP803_DLDO2_3400mV_START + AXP803_DLDO2_3400mV_STEPS)
209 #define AXP803_DLDO2_NUM_VOLTAGES	32
210 
211 #define AXP806_DCDCA_V_CTRL_MASK	GENMASK(6, 0)
212 #define AXP806_DCDCB_V_CTRL_MASK	GENMASK(4, 0)
213 #define AXP806_DCDCC_V_CTRL_MASK	GENMASK(6, 0)
214 #define AXP806_DCDCD_V_CTRL_MASK	GENMASK(5, 0)
215 #define AXP806_DCDCE_V_CTRL_MASK	GENMASK(4, 0)
216 #define AXP806_ALDO1_V_CTRL_MASK	GENMASK(4, 0)
217 #define AXP806_ALDO2_V_CTRL_MASK	GENMASK(4, 0)
218 #define AXP806_ALDO3_V_CTRL_MASK	GENMASK(4, 0)
219 #define AXP806_BLDO1_V_CTRL_MASK	GENMASK(3, 0)
220 #define AXP806_BLDO2_V_CTRL_MASK	GENMASK(3, 0)
221 #define AXP806_BLDO3_V_CTRL_MASK	GENMASK(3, 0)
222 #define AXP806_BLDO4_V_CTRL_MASK	GENMASK(3, 0)
223 #define AXP806_CLDO1_V_CTRL_MASK	GENMASK(4, 0)
224 #define AXP806_CLDO2_V_CTRL_MASK	GENMASK(4, 0)
225 #define AXP806_CLDO3_V_CTRL_MASK	GENMASK(4, 0)
226 
227 #define AXP806_PWR_OUT_DCDCA_MASK	BIT_MASK(0)
228 #define AXP806_PWR_OUT_DCDCB_MASK	BIT_MASK(1)
229 #define AXP806_PWR_OUT_DCDCC_MASK	BIT_MASK(2)
230 #define AXP806_PWR_OUT_DCDCD_MASK	BIT_MASK(3)
231 #define AXP806_PWR_OUT_DCDCE_MASK	BIT_MASK(4)
232 #define AXP806_PWR_OUT_ALDO1_MASK	BIT_MASK(5)
233 #define AXP806_PWR_OUT_ALDO2_MASK	BIT_MASK(6)
234 #define AXP806_PWR_OUT_ALDO3_MASK	BIT_MASK(7)
235 #define AXP806_PWR_OUT_BLDO1_MASK	BIT_MASK(0)
236 #define AXP806_PWR_OUT_BLDO2_MASK	BIT_MASK(1)
237 #define AXP806_PWR_OUT_BLDO3_MASK	BIT_MASK(2)
238 #define AXP806_PWR_OUT_BLDO4_MASK	BIT_MASK(3)
239 #define AXP806_PWR_OUT_CLDO1_MASK	BIT_MASK(4)
240 #define AXP806_PWR_OUT_CLDO2_MASK	BIT_MASK(5)
241 #define AXP806_PWR_OUT_CLDO3_MASK	BIT_MASK(6)
242 #define AXP806_PWR_OUT_SW_MASK		BIT_MASK(7)
243 
244 #define AXP806_DCDCAB_POLYPHASE_DUAL	0x40
245 #define AXP806_DCDCABC_POLYPHASE_TRI	0x80
246 #define AXP806_DCDCABC_POLYPHASE_MASK	GENMASK(7, 6)
247 
248 #define AXP806_DCDCDE_POLYPHASE_DUAL	BIT(5)
249 
250 #define AXP806_DCDCA_600mV_START	0x00
251 #define AXP806_DCDCA_600mV_STEPS	50
252 #define AXP806_DCDCA_600mV_END		\
253 	(AXP806_DCDCA_600mV_START + AXP806_DCDCA_600mV_STEPS)
254 #define AXP806_DCDCA_1120mV_START	0x33
255 #define AXP806_DCDCA_1120mV_STEPS	20
256 #define AXP806_DCDCA_1120mV_END		\
257 	(AXP806_DCDCA_1120mV_START + AXP806_DCDCA_1120mV_STEPS)
258 #define AXP806_DCDCA_NUM_VOLTAGES	72
259 
260 #define AXP806_DCDCD_600mV_START	0x00
261 #define AXP806_DCDCD_600mV_STEPS	45
262 #define AXP806_DCDCD_600mV_END		\
263 	(AXP806_DCDCD_600mV_START + AXP806_DCDCD_600mV_STEPS)
264 #define AXP806_DCDCD_1600mV_START	0x2e
265 #define AXP806_DCDCD_1600mV_STEPS	17
266 #define AXP806_DCDCD_1600mV_END		\
267 	(AXP806_DCDCD_1600mV_START + AXP806_DCDCD_1600mV_STEPS)
268 #define AXP806_DCDCD_NUM_VOLTAGES	64
269 
270 #define AXP809_DCDC4_600mV_START	0x00
271 #define AXP809_DCDC4_600mV_STEPS	47
272 #define AXP809_DCDC4_600mV_END		\
273 	(AXP809_DCDC4_600mV_START + AXP809_DCDC4_600mV_STEPS)
274 #define AXP809_DCDC4_1800mV_START	0x30
275 #define AXP809_DCDC4_1800mV_STEPS	8
276 #define AXP809_DCDC4_1800mV_END		\
277 	(AXP809_DCDC4_1800mV_START + AXP809_DCDC4_1800mV_STEPS)
278 #define AXP809_DCDC4_NUM_VOLTAGES	57
279 
280 #define AXP813_DCDC7_V_OUT_MASK		GENMASK(6, 0)
281 
282 #define AXP813_PWR_OUT_DCDC7_MASK	BIT_MASK(6)
283 
284 #define AXP15060_DCDC1_V_CTRL_MASK		GENMASK(4, 0)
285 #define AXP15060_DCDC2_V_CTRL_MASK		GENMASK(6, 0)
286 #define AXP15060_DCDC3_V_CTRL_MASK		GENMASK(6, 0)
287 #define AXP15060_DCDC4_V_CTRL_MASK		GENMASK(6, 0)
288 #define AXP15060_DCDC5_V_CTRL_MASK		GENMASK(6, 0)
289 #define AXP15060_DCDC6_V_CTRL_MASK		GENMASK(4, 0)
290 #define AXP15060_ALDO1_V_CTRL_MASK		GENMASK(4, 0)
291 #define AXP15060_ALDO2_V_CTRL_MASK		GENMASK(4, 0)
292 #define AXP15060_ALDO3_V_CTRL_MASK		GENMASK(4, 0)
293 #define AXP15060_ALDO4_V_CTRL_MASK		GENMASK(4, 0)
294 #define AXP15060_ALDO5_V_CTRL_MASK		GENMASK(4, 0)
295 #define AXP15060_BLDO1_V_CTRL_MASK		GENMASK(4, 0)
296 #define AXP15060_BLDO2_V_CTRL_MASK		GENMASK(4, 0)
297 #define AXP15060_BLDO3_V_CTRL_MASK		GENMASK(4, 0)
298 #define AXP15060_BLDO4_V_CTRL_MASK		GENMASK(4, 0)
299 #define AXP15060_BLDO5_V_CTRL_MASK		GENMASK(4, 0)
300 #define AXP15060_CLDO1_V_CTRL_MASK		GENMASK(4, 0)
301 #define AXP15060_CLDO2_V_CTRL_MASK		GENMASK(4, 0)
302 #define AXP15060_CLDO3_V_CTRL_MASK		GENMASK(4, 0)
303 #define AXP15060_CLDO4_V_CTRL_MASK		GENMASK(5, 0)
304 #define AXP15060_CPUSLDO_V_CTRL_MASK		GENMASK(3, 0)
305 
306 #define AXP15060_PWR_OUT_DCDC1_MASK	BIT_MASK(0)
307 #define AXP15060_PWR_OUT_DCDC2_MASK	BIT_MASK(1)
308 #define AXP15060_PWR_OUT_DCDC3_MASK	BIT_MASK(2)
309 #define AXP15060_PWR_OUT_DCDC4_MASK	BIT_MASK(3)
310 #define AXP15060_PWR_OUT_DCDC5_MASK	BIT_MASK(4)
311 #define AXP15060_PWR_OUT_DCDC6_MASK	BIT_MASK(5)
312 #define AXP15060_PWR_OUT_ALDO1_MASK	BIT_MASK(0)
313 #define AXP15060_PWR_OUT_ALDO2_MASK	BIT_MASK(1)
314 #define AXP15060_PWR_OUT_ALDO3_MASK	BIT_MASK(2)
315 #define AXP15060_PWR_OUT_ALDO4_MASK	BIT_MASK(3)
316 #define AXP15060_PWR_OUT_ALDO5_MASK	BIT_MASK(4)
317 #define AXP15060_PWR_OUT_BLDO1_MASK	BIT_MASK(5)
318 #define AXP15060_PWR_OUT_BLDO2_MASK	BIT_MASK(6)
319 #define AXP15060_PWR_OUT_BLDO3_MASK	BIT_MASK(7)
320 #define AXP15060_PWR_OUT_BLDO4_MASK	BIT_MASK(0)
321 #define AXP15060_PWR_OUT_BLDO5_MASK	BIT_MASK(1)
322 #define AXP15060_PWR_OUT_CLDO1_MASK	BIT_MASK(2)
323 #define AXP15060_PWR_OUT_CLDO2_MASK	BIT_MASK(3)
324 #define AXP15060_PWR_OUT_CLDO3_MASK	BIT_MASK(4)
325 #define AXP15060_PWR_OUT_CLDO4_MASK	BIT_MASK(5)
326 #define AXP15060_PWR_OUT_CPUSLDO_MASK	BIT_MASK(6)
327 #define AXP15060_PWR_OUT_SW_MASK		BIT_MASK(7)
328 
329 #define AXP15060_DCDC23_POLYPHASE_DUAL_MASK		BIT_MASK(6)
330 #define AXP15060_DCDC46_POLYPHASE_DUAL_MASK		BIT_MASK(7)
331 
332 #define AXP15060_DCDC234_500mV_START	0x00
333 #define AXP15060_DCDC234_500mV_STEPS	70
334 #define AXP15060_DCDC234_500mV_END		\
335 	(AXP15060_DCDC234_500mV_START + AXP15060_DCDC234_500mV_STEPS)
336 #define AXP15060_DCDC234_1220mV_START	0x47
337 #define AXP15060_DCDC234_1220mV_STEPS	16
338 #define AXP15060_DCDC234_1220mV_END		\
339 	(AXP15060_DCDC234_1220mV_START + AXP15060_DCDC234_1220mV_STEPS)
340 #define AXP15060_DCDC234_NUM_VOLTAGES	88
341 
342 #define AXP15060_DCDC5_800mV_START	0x00
343 #define AXP15060_DCDC5_800mV_STEPS	32
344 #define AXP15060_DCDC5_800mV_END		\
345 	(AXP15060_DCDC5_800mV_START + AXP15060_DCDC5_800mV_STEPS)
346 #define AXP15060_DCDC5_1140mV_START	0x21
347 #define AXP15060_DCDC5_1140mV_STEPS	35
348 #define AXP15060_DCDC5_1140mV_END		\
349 	(AXP15060_DCDC5_1140mV_START + AXP15060_DCDC5_1140mV_STEPS)
350 #define AXP15060_DCDC5_NUM_VOLTAGES	69
351 
352 #define AXP_DESC_IO(_family, _id, _match, _supply, _min, _max, _step, _vreg,	\
353 		    _vmask, _ereg, _emask, _enable_val, _disable_val)		\
354 	[_family##_##_id] = {							\
355 		.name		= (_match),					\
356 		.supply_name	= (_supply),					\
357 		.of_match	= of_match_ptr(_match),				\
358 		.regulators_node = of_match_ptr("regulators"),			\
359 		.type		= REGULATOR_VOLTAGE,				\
360 		.id		= _family##_##_id,				\
361 		.n_voltages	= (((_max) - (_min)) / (_step) + 1),		\
362 		.owner		= THIS_MODULE,					\
363 		.min_uV		= (_min) * 1000,				\
364 		.uV_step	= (_step) * 1000,				\
365 		.vsel_reg	= (_vreg),					\
366 		.vsel_mask	= (_vmask),					\
367 		.enable_reg	= (_ereg),					\
368 		.enable_mask	= (_emask),					\
369 		.enable_val	= (_enable_val),				\
370 		.disable_val	= (_disable_val),				\
371 		.ops		= &axp20x_ops,					\
372 	}
373 
374 #define AXP_DESC(_family, _id, _match, _supply, _min, _max, _step, _vreg,	\
375 		 _vmask, _ereg, _emask)						\
376 	[_family##_##_id] = {							\
377 		.name		= (_match),					\
378 		.supply_name	= (_supply),					\
379 		.of_match	= of_match_ptr(_match),				\
380 		.regulators_node = of_match_ptr("regulators"),			\
381 		.type		= REGULATOR_VOLTAGE,				\
382 		.id		= _family##_##_id,				\
383 		.n_voltages	= (((_max) - (_min)) / (_step) + 1),		\
384 		.owner		= THIS_MODULE,					\
385 		.min_uV		= (_min) * 1000,				\
386 		.uV_step	= (_step) * 1000,				\
387 		.vsel_reg	= (_vreg),					\
388 		.vsel_mask	= (_vmask),					\
389 		.enable_reg	= (_ereg),					\
390 		.enable_mask	= (_emask),					\
391 		.ops		= &axp20x_ops,					\
392 	}
393 
394 #define AXP_DESC_SW(_family, _id, _match, _supply, _ereg, _emask)		\
395 	[_family##_##_id] = {							\
396 		.name		= (_match),					\
397 		.supply_name	= (_supply),					\
398 		.of_match	= of_match_ptr(_match),				\
399 		.regulators_node = of_match_ptr("regulators"),			\
400 		.type		= REGULATOR_VOLTAGE,				\
401 		.id		= _family##_##_id,				\
402 		.owner		= THIS_MODULE,					\
403 		.enable_reg	= (_ereg),					\
404 		.enable_mask	= (_emask),					\
405 		.ops		= &axp20x_ops_sw,				\
406 	}
407 
408 #define AXP_DESC_FIXED(_family, _id, _match, _supply, _volt)			\
409 	[_family##_##_id] = {							\
410 		.name		= (_match),					\
411 		.supply_name	= (_supply),					\
412 		.of_match	= of_match_ptr(_match),				\
413 		.regulators_node = of_match_ptr("regulators"),			\
414 		.type		= REGULATOR_VOLTAGE,				\
415 		.id		= _family##_##_id,				\
416 		.n_voltages	= 1,						\
417 		.owner		= THIS_MODULE,					\
418 		.min_uV		= (_volt) * 1000,				\
419 		.ops		= &axp20x_ops_fixed				\
420 	}
421 
422 #define AXP_DESC_RANGES_DELAY(_family, _id, _match, _supply, _ranges, _n_voltages,	\
423 			_vreg, _vmask, _ereg, _emask, _ramp_delay)	\
424 	[_family##_##_id] = {							\
425 		.name		= (_match),					\
426 		.supply_name	= (_supply),					\
427 		.of_match	= of_match_ptr(_match),				\
428 		.regulators_node = of_match_ptr("regulators"),			\
429 		.type		= REGULATOR_VOLTAGE,				\
430 		.id		= _family##_##_id,				\
431 		.n_voltages	= (_n_voltages),				\
432 		.owner		= THIS_MODULE,					\
433 		.vsel_reg	= (_vreg),					\
434 		.vsel_mask	= (_vmask),					\
435 		.enable_reg	= (_ereg),					\
436 		.enable_mask	= (_emask),					\
437 		.linear_ranges	= (_ranges),					\
438 		.n_linear_ranges = ARRAY_SIZE(_ranges),				\
439 		.ramp_delay = (_ramp_delay),					\
440 		.ops		= &axp20x_ops_range,				\
441 	}
442 
443 #define AXP_DESC_RANGES(_family, _id, _match, _supply, _ranges, _n_voltages,	\
444 			_vreg, _vmask, _ereg, _emask)				\
445 	AXP_DESC_RANGES_DELAY(_family, _id, _match, _supply, _ranges,		\
446 		 _n_voltages, _vreg, _vmask, _ereg, _emask, 0)
447 
448 static const int axp209_dcdc2_ldo3_slew_rates[] = {
449 	1600,
450 	 800,
451 };
452 
453 static int axp20x_set_ramp_delay(struct regulator_dev *rdev, int ramp)
454 {
455 	struct axp20x_dev *axp20x = rdev_get_drvdata(rdev);
456 	int id = rdev_get_id(rdev);
457 	u8 reg, mask, enable, cfg = 0xff;
458 	const int *slew_rates;
459 	int rate_count = 0;
460 
461 	switch (axp20x->variant) {
462 	case AXP209_ID:
463 		if (id == AXP20X_DCDC2) {
464 			slew_rates = axp209_dcdc2_ldo3_slew_rates;
465 			rate_count = ARRAY_SIZE(axp209_dcdc2_ldo3_slew_rates);
466 			reg = AXP20X_DCDC2_LDO3_V_RAMP;
467 			mask = AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_RATE_MASK |
468 			       AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_EN_MASK;
469 			enable = (ramp > 0) ?
470 				 AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_EN : 0;
471 			break;
472 		}
473 
474 		if (id == AXP20X_LDO3) {
475 			slew_rates = axp209_dcdc2_ldo3_slew_rates;
476 			rate_count = ARRAY_SIZE(axp209_dcdc2_ldo3_slew_rates);
477 			reg = AXP20X_DCDC2_LDO3_V_RAMP;
478 			mask = AXP20X_DCDC2_LDO3_V_RAMP_LDO3_RATE_MASK |
479 			       AXP20X_DCDC2_LDO3_V_RAMP_LDO3_EN_MASK;
480 			enable = (ramp > 0) ?
481 				 AXP20X_DCDC2_LDO3_V_RAMP_LDO3_EN : 0;
482 			break;
483 		}
484 
485 		if (rate_count > 0)
486 			break;
487 
488 		fallthrough;
489 	default:
490 		/* Not supported for this regulator */
491 		return -ENOTSUPP;
492 	}
493 
494 	if (ramp == 0) {
495 		cfg = enable;
496 	} else {
497 		int i;
498 
499 		for (i = 0; i < rate_count; i++) {
500 			if (ramp > slew_rates[i])
501 				break;
502 
503 			if (id == AXP20X_DCDC2)
504 				cfg = AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_RATE(i);
505 			else
506 				cfg = AXP20X_DCDC2_LDO3_V_RAMP_LDO3_RATE(i);
507 		}
508 
509 		if (cfg == 0xff) {
510 			dev_err(axp20x->dev, "unsupported ramp value %d", ramp);
511 			return -EINVAL;
512 		}
513 
514 		cfg |= enable;
515 	}
516 
517 	return regmap_update_bits(axp20x->regmap, reg, mask, cfg);
518 }
519 
520 static int axp20x_regulator_enable_regmap(struct regulator_dev *rdev)
521 {
522 	struct axp20x_dev *axp20x = rdev_get_drvdata(rdev);
523 	int id = rdev_get_id(rdev);
524 
525 	switch (axp20x->variant) {
526 	case AXP209_ID:
527 		if ((id == AXP20X_LDO3) &&
528 		    rdev->constraints && rdev->constraints->soft_start) {
529 			int v_out;
530 			int ret;
531 
532 			/*
533 			 * On some boards, the LDO3 can be overloaded when
534 			 * turning on, causing the entire PMIC to shutdown
535 			 * without warning. Turning it on at the minimal voltage
536 			 * and then setting the voltage to the requested value
537 			 * works reliably.
538 			 */
539 			if (regulator_is_enabled_regmap(rdev))
540 				break;
541 
542 			v_out = regulator_get_voltage_sel_regmap(rdev);
543 			if (v_out < 0)
544 				return v_out;
545 
546 			if (v_out == 0)
547 				break;
548 
549 			ret = regulator_set_voltage_sel_regmap(rdev, 0x00);
550 			/*
551 			 * A small pause is needed between
552 			 * setting the voltage and enabling the LDO to give the
553 			 * internal state machine time to process the request.
554 			 */
555 			usleep_range(1000, 5000);
556 			ret |= regulator_enable_regmap(rdev);
557 			ret |= regulator_set_voltage_sel_regmap(rdev, v_out);
558 
559 			return ret;
560 		}
561 		break;
562 	default:
563 		/* No quirks */
564 		break;
565 	}
566 
567 	return regulator_enable_regmap(rdev);
568 };
569 
570 static const struct regulator_ops axp20x_ops_fixed = {
571 	.list_voltage		= regulator_list_voltage_linear,
572 };
573 
574 static const struct regulator_ops axp20x_ops_range = {
575 	.set_voltage_sel	= regulator_set_voltage_sel_regmap,
576 	.get_voltage_sel	= regulator_get_voltage_sel_regmap,
577 	.list_voltage		= regulator_list_voltage_linear_range,
578 	.enable			= regulator_enable_regmap,
579 	.disable		= regulator_disable_regmap,
580 	.is_enabled		= regulator_is_enabled_regmap,
581 };
582 
583 static const struct regulator_ops axp20x_ops = {
584 	.set_voltage_sel	= regulator_set_voltage_sel_regmap,
585 	.get_voltage_sel	= regulator_get_voltage_sel_regmap,
586 	.list_voltage		= regulator_list_voltage_linear,
587 	.enable			= axp20x_regulator_enable_regmap,
588 	.disable		= regulator_disable_regmap,
589 	.is_enabled		= regulator_is_enabled_regmap,
590 	.set_ramp_delay		= axp20x_set_ramp_delay,
591 };
592 
593 static const struct regulator_ops axp20x_ops_sw = {
594 	.enable			= regulator_enable_regmap,
595 	.disable		= regulator_disable_regmap,
596 	.is_enabled		= regulator_is_enabled_regmap,
597 };
598 
599 static const struct linear_range axp20x_ldo4_ranges[] = {
600 	REGULATOR_LINEAR_RANGE(1250000,
601 			       AXP20X_LDO4_V_OUT_1250mV_START,
602 			       AXP20X_LDO4_V_OUT_1250mV_END,
603 			       0),
604 	REGULATOR_LINEAR_RANGE(1300000,
605 			       AXP20X_LDO4_V_OUT_1300mV_START,
606 			       AXP20X_LDO4_V_OUT_1300mV_END,
607 			       100000),
608 	REGULATOR_LINEAR_RANGE(2500000,
609 			       AXP20X_LDO4_V_OUT_2500mV_START,
610 			       AXP20X_LDO4_V_OUT_2500mV_END,
611 			       0),
612 	REGULATOR_LINEAR_RANGE(2700000,
613 			       AXP20X_LDO4_V_OUT_2700mV_START,
614 			       AXP20X_LDO4_V_OUT_2700mV_END,
615 			       100000),
616 	REGULATOR_LINEAR_RANGE(3000000,
617 			       AXP20X_LDO4_V_OUT_3000mV_START,
618 			       AXP20X_LDO4_V_OUT_3000mV_END,
619 			       100000),
620 };
621 
622 static const struct regulator_desc axp20x_regulators[] = {
623 	AXP_DESC(AXP20X, DCDC2, "dcdc2", "vin2", 700, 2275, 25,
624 		 AXP20X_DCDC2_V_OUT, AXP20X_DCDC2_V_OUT_MASK,
625 		 AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_DCDC2_MASK),
626 	AXP_DESC(AXP20X, DCDC3, "dcdc3", "vin3", 700, 3500, 25,
627 		 AXP20X_DCDC3_V_OUT, AXP20X_DCDC3_V_OUT_MASK,
628 		 AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_DCDC3_MASK),
629 	AXP_DESC_FIXED(AXP20X, LDO1, "ldo1", "acin", 1300),
630 	AXP_DESC(AXP20X, LDO2, "ldo2", "ldo24in", 1800, 3300, 100,
631 		 AXP20X_LDO24_V_OUT, AXP20X_LDO2_V_OUT_MASK,
632 		 AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_LDO2_MASK),
633 	AXP_DESC(AXP20X, LDO3, "ldo3", "ldo3in", 700, 3500, 25,
634 		 AXP20X_LDO3_V_OUT, AXP20X_LDO3_V_OUT_MASK,
635 		 AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_LDO3_MASK),
636 	AXP_DESC_RANGES(AXP20X, LDO4, "ldo4", "ldo24in",
637 			axp20x_ldo4_ranges, AXP20X_LDO4_V_OUT_NUM_VOLTAGES,
638 			AXP20X_LDO24_V_OUT, AXP20X_LDO4_V_OUT_MASK,
639 			AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_LDO4_MASK),
640 	AXP_DESC_IO(AXP20X, LDO5, "ldo5", "ldo5in", 1800, 3300, 100,
641 		    AXP20X_LDO5_V_OUT, AXP20X_LDO5_V_OUT_MASK,
642 		    AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK,
643 		    AXP20X_IO_ENABLED, AXP20X_IO_DISABLED),
644 };
645 
646 static const struct regulator_desc axp22x_regulators[] = {
647 	AXP_DESC(AXP22X, DCDC1, "dcdc1", "vin1", 1600, 3400, 100,
648 		 AXP22X_DCDC1_V_OUT, AXP22X_DCDC1_V_OUT_MASK,
649 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC1_MASK),
650 	AXP_DESC(AXP22X, DCDC2, "dcdc2", "vin2", 600, 1540, 20,
651 		 AXP22X_DCDC2_V_OUT, AXP22X_DCDC2_V_OUT_MASK,
652 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC2_MASK),
653 	AXP_DESC(AXP22X, DCDC3, "dcdc3", "vin3", 600, 1860, 20,
654 		 AXP22X_DCDC3_V_OUT, AXP22X_DCDC3_V_OUT_MASK,
655 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC3_MASK),
656 	AXP_DESC(AXP22X, DCDC4, "dcdc4", "vin4", 600, 1540, 20,
657 		 AXP22X_DCDC4_V_OUT, AXP22X_DCDC4_V_OUT_MASK,
658 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC4_MASK),
659 	AXP_DESC(AXP22X, DCDC5, "dcdc5", "vin5", 1000, 2550, 50,
660 		 AXP22X_DCDC5_V_OUT, AXP22X_DCDC5_V_OUT_MASK,
661 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC5_MASK),
662 	/* secondary switchable output of DCDC1 */
663 	AXP_DESC_SW(AXP22X, DC1SW, "dc1sw", NULL,
664 		    AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DC1SW_MASK),
665 	/* LDO regulator internally chained to DCDC5 */
666 	AXP_DESC(AXP22X, DC5LDO, "dc5ldo", NULL, 700, 1400, 100,
667 		 AXP22X_DC5LDO_V_OUT, AXP22X_DC5LDO_V_OUT_MASK,
668 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DC5LDO_MASK),
669 	AXP_DESC(AXP22X, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
670 		 AXP22X_ALDO1_V_OUT, AXP22X_ALDO1_V_OUT_MASK,
671 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_ALDO1_MASK),
672 	AXP_DESC(AXP22X, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
673 		 AXP22X_ALDO2_V_OUT, AXP22X_ALDO2_V_OUT_MASK,
674 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_ALDO2_MASK),
675 	AXP_DESC(AXP22X, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
676 		 AXP22X_ALDO3_V_OUT, AXP22X_ALDO3_V_OUT_MASK,
677 		 AXP22X_PWR_OUT_CTRL3, AXP22X_PWR_OUT_ALDO3_MASK),
678 	AXP_DESC(AXP22X, DLDO1, "dldo1", "dldoin", 700, 3300, 100,
679 		 AXP22X_DLDO1_V_OUT, AXP22X_DLDO1_V_OUT_MASK,
680 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO1_MASK),
681 	AXP_DESC(AXP22X, DLDO2, "dldo2", "dldoin", 700, 3300, 100,
682 		 AXP22X_DLDO2_V_OUT, AXP22X_DLDO2_V_OUT_MASK,
683 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO2_MASK),
684 	AXP_DESC(AXP22X, DLDO3, "dldo3", "dldoin", 700, 3300, 100,
685 		 AXP22X_DLDO3_V_OUT, AXP22X_DLDO3_V_OUT_MASK,
686 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO3_MASK),
687 	AXP_DESC(AXP22X, DLDO4, "dldo4", "dldoin", 700, 3300, 100,
688 		 AXP22X_DLDO4_V_OUT, AXP22X_DLDO4_V_OUT_MASK,
689 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO4_MASK),
690 	AXP_DESC(AXP22X, ELDO1, "eldo1", "eldoin", 700, 3300, 100,
691 		 AXP22X_ELDO1_V_OUT, AXP22X_ELDO1_V_OUT_MASK,
692 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO1_MASK),
693 	AXP_DESC(AXP22X, ELDO2, "eldo2", "eldoin", 700, 3300, 100,
694 		 AXP22X_ELDO2_V_OUT, AXP22X_ELDO2_V_OUT_MASK,
695 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO2_MASK),
696 	AXP_DESC(AXP22X, ELDO3, "eldo3", "eldoin", 700, 3300, 100,
697 		 AXP22X_ELDO3_V_OUT, AXP22X_ELDO3_V_OUT_MASK,
698 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO3_MASK),
699 	/* Note the datasheet only guarantees reliable operation up to
700 	 * 3.3V, this needs to be enforced via dts provided constraints */
701 	AXP_DESC_IO(AXP22X, LDO_IO0, "ldo_io0", "ips", 700, 3800, 100,
702 		    AXP22X_LDO_IO0_V_OUT, AXP22X_LDO_IO0_V_OUT_MASK,
703 		    AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK,
704 		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
705 	/* Note the datasheet only guarantees reliable operation up to
706 	 * 3.3V, this needs to be enforced via dts provided constraints */
707 	AXP_DESC_IO(AXP22X, LDO_IO1, "ldo_io1", "ips", 700, 3800, 100,
708 		    AXP22X_LDO_IO1_V_OUT, AXP22X_LDO_IO1_V_OUT_MASK,
709 		    AXP20X_GPIO1_CTRL, AXP20X_GPIO1_FUNC_MASK,
710 		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
711 	AXP_DESC_FIXED(AXP22X, RTC_LDO, "rtc_ldo", "ips", 3000),
712 };
713 
714 static const struct regulator_desc axp22x_drivevbus_regulator = {
715 	.name		= "drivevbus",
716 	.supply_name	= "drivevbus",
717 	.of_match	= of_match_ptr("drivevbus"),
718 	.regulators_node = of_match_ptr("regulators"),
719 	.type		= REGULATOR_VOLTAGE,
720 	.owner		= THIS_MODULE,
721 	.enable_reg	= AXP20X_VBUS_IPSOUT_MGMT,
722 	.enable_mask	= AXP20X_VBUS_IPSOUT_MGMT_MASK,
723 	.ops		= &axp20x_ops_sw,
724 };
725 
726 static const struct linear_range axp313a_dcdc1_ranges[] = {
727 	REGULATOR_LINEAR_RANGE(500000,   0,  70,  10000),
728 	REGULATOR_LINEAR_RANGE(1220000, 71,  87,  20000),
729 	REGULATOR_LINEAR_RANGE(1600000, 88, 106, 100000),
730 };
731 
732 static const struct linear_range axp313a_dcdc2_ranges[] = {
733 	REGULATOR_LINEAR_RANGE(500000,   0, 70, 10000),
734 	REGULATOR_LINEAR_RANGE(1220000, 71, 87, 20000),
735 };
736 
737 /*
738  * This is deviating from the datasheet. The values here are taken from the
739  * BSP driver and have been confirmed by measurements.
740  */
741 static const struct linear_range axp313a_dcdc3_ranges[] = {
742 	REGULATOR_LINEAR_RANGE(500000,   0,  70, 10000),
743 	REGULATOR_LINEAR_RANGE(1220000, 71, 102, 20000),
744 };
745 
746 static const struct regulator_desc axp313a_regulators[] = {
747 	AXP_DESC_RANGES(AXP313A, DCDC1, "dcdc1", "vin1",
748 			axp313a_dcdc1_ranges, AXP313A_DCDC1_NUM_VOLTAGES,
749 			AXP313A_DCDC1_CONTROL, AXP313A_DCDC_V_OUT_MASK,
750 			AXP313A_OUTPUT_CONTROL, BIT(0)),
751 	AXP_DESC_RANGES(AXP313A, DCDC2, "dcdc2", "vin2",
752 			axp313a_dcdc2_ranges, AXP313A_DCDC23_NUM_VOLTAGES,
753 			AXP313A_DCDC2_CONTROL, AXP313A_DCDC_V_OUT_MASK,
754 			AXP313A_OUTPUT_CONTROL, BIT(1)),
755 	AXP_DESC_RANGES(AXP313A, DCDC3, "dcdc3", "vin3",
756 			axp313a_dcdc3_ranges, AXP313A_DCDC23_NUM_VOLTAGES,
757 			AXP313A_DCDC3_CONTROL, AXP313A_DCDC_V_OUT_MASK,
758 			AXP313A_OUTPUT_CONTROL, BIT(2)),
759 	AXP_DESC(AXP313A, ALDO1, "aldo1", "vin1", 500, 3500, 100,
760 		 AXP313A_ALDO1_CONTROL, AXP313A_LDO_V_OUT_MASK,
761 		 AXP313A_OUTPUT_CONTROL, BIT(3)),
762 	AXP_DESC(AXP313A, DLDO1, "dldo1", "vin1", 500, 3500, 100,
763 		 AXP313A_DLDO1_CONTROL, AXP313A_LDO_V_OUT_MASK,
764 		 AXP313A_OUTPUT_CONTROL, BIT(4)),
765 	AXP_DESC_FIXED(AXP313A, RTC_LDO, "rtc-ldo", "vin1", 1800),
766 };
767 
768 static const struct linear_range axp717_dcdc1_ranges[] = {
769 	REGULATOR_LINEAR_RANGE(500000,   0, 70, 10000),
770 	REGULATOR_LINEAR_RANGE(1220000, 71, 87, 20000),
771 };
772 
773 /*
774  * The manual says that the last voltage is 3.4V, encoded as 0b1101011 (107),
775  * but every other method proves that this is wrong, so it's really 106 that
776  * programs the final 3.4V.
777  */
778 static const struct linear_range axp717_dcdc2_ranges[] = {
779 	REGULATOR_LINEAR_RANGE(500000,   0,  70,  10000),
780 	REGULATOR_LINEAR_RANGE(1220000, 71,  87,  20000),
781 	REGULATOR_LINEAR_RANGE(1600000, 88, 106, 100000),
782 };
783 
784 static const struct linear_range axp717_dcdc3_ranges[] = {
785 	REGULATOR_LINEAR_RANGE(500000,   0,  70, 10000),
786 	REGULATOR_LINEAR_RANGE(1220000, 71, 102, 20000),
787 };
788 
789 static const struct regulator_desc axp717_regulators[] = {
790 	AXP_DESC_RANGES_DELAY(AXP717, DCDC1, "dcdc1", "vin1",
791 			axp717_dcdc1_ranges, AXP717_DCDC1_NUM_VOLTAGES,
792 			AXP717_DCDC1_CONTROL, AXP717_DCDC_V_OUT_MASK,
793 			AXP717_DCDC_OUTPUT_CONTROL, BIT(0), 640),
794 	AXP_DESC_RANGES_DELAY(AXP717, DCDC2, "dcdc2", "vin2",
795 			axp717_dcdc2_ranges, AXP717_DCDC2_NUM_VOLTAGES,
796 			AXP717_DCDC2_CONTROL, AXP717_DCDC_V_OUT_MASK,
797 			AXP717_DCDC_OUTPUT_CONTROL, BIT(1), 640),
798 	AXP_DESC_RANGES_DELAY(AXP717, DCDC3, "dcdc3", "vin3",
799 			axp717_dcdc3_ranges, AXP717_DCDC3_NUM_VOLTAGES,
800 			AXP717_DCDC3_CONTROL, AXP717_DCDC_V_OUT_MASK,
801 			AXP717_DCDC_OUTPUT_CONTROL, BIT(2), 640),
802 	AXP_DESC(AXP717, DCDC4, "dcdc4", "vin4", 1000, 3700, 100,
803 		 AXP717_DCDC4_CONTROL, AXP717_DCDC_V_OUT_MASK,
804 		 AXP717_DCDC_OUTPUT_CONTROL, BIT(3)),
805 	AXP_DESC(AXP717, ALDO1, "aldo1", "aldoin", 500, 3500, 100,
806 		 AXP717_ALDO1_CONTROL, AXP717_LDO_V_OUT_MASK,
807 		 AXP717_LDO0_OUTPUT_CONTROL, BIT(0)),
808 	AXP_DESC(AXP717, ALDO2, "aldo2", "aldoin", 500, 3500, 100,
809 		 AXP717_ALDO2_CONTROL, AXP717_LDO_V_OUT_MASK,
810 		 AXP717_LDO0_OUTPUT_CONTROL, BIT(1)),
811 	AXP_DESC(AXP717, ALDO3, "aldo3", "aldoin", 500, 3500, 100,
812 		 AXP717_ALDO3_CONTROL, AXP717_LDO_V_OUT_MASK,
813 		 AXP717_LDO0_OUTPUT_CONTROL, BIT(2)),
814 	AXP_DESC(AXP717, ALDO4, "aldo4", "aldoin", 500, 3500, 100,
815 		 AXP717_ALDO4_CONTROL, AXP717_LDO_V_OUT_MASK,
816 		 AXP717_LDO0_OUTPUT_CONTROL, BIT(3)),
817 	AXP_DESC(AXP717, BLDO1, "bldo1", "bldoin", 500, 3500, 100,
818 		 AXP717_BLDO1_CONTROL, AXP717_LDO_V_OUT_MASK,
819 		 AXP717_LDO0_OUTPUT_CONTROL, BIT(4)),
820 	AXP_DESC(AXP717, BLDO2, "bldo2", "bldoin", 500, 3500, 100,
821 		 AXP717_BLDO2_CONTROL, AXP717_LDO_V_OUT_MASK,
822 		 AXP717_LDO0_OUTPUT_CONTROL, BIT(5)),
823 	AXP_DESC(AXP717, BLDO3, "bldo3", "bldoin", 500, 3500, 100,
824 		 AXP717_BLDO3_CONTROL, AXP717_LDO_V_OUT_MASK,
825 		 AXP717_LDO0_OUTPUT_CONTROL, BIT(6)),
826 	AXP_DESC(AXP717, BLDO4, "bldo4", "bldoin", 500, 3500, 100,
827 		 AXP717_BLDO4_CONTROL, AXP717_LDO_V_OUT_MASK,
828 		 AXP717_LDO0_OUTPUT_CONTROL, BIT(7)),
829 	AXP_DESC(AXP717, CLDO1, "cldo1", "cldoin", 500, 3500, 100,
830 		 AXP717_CLDO1_CONTROL, AXP717_LDO_V_OUT_MASK,
831 		 AXP717_LDO1_OUTPUT_CONTROL, BIT(0)),
832 	AXP_DESC(AXP717, CLDO2, "cldo2", "cldoin", 500, 3500, 100,
833 		 AXP717_CLDO2_CONTROL, AXP717_LDO_V_OUT_MASK,
834 		 AXP717_LDO1_OUTPUT_CONTROL, BIT(1)),
835 	AXP_DESC(AXP717, CLDO3, "cldo3", "cldoin", 500, 3500, 100,
836 		 AXP717_CLDO3_CONTROL, AXP717_LDO_V_OUT_MASK,
837 		 AXP717_LDO1_OUTPUT_CONTROL, BIT(2)),
838 	AXP_DESC(AXP717, CLDO4, "cldo4", "cldoin", 500, 3500, 100,
839 		 AXP717_CLDO4_CONTROL, AXP717_LDO_V_OUT_MASK,
840 		 AXP717_LDO1_OUTPUT_CONTROL, BIT(3)),
841 	AXP_DESC(AXP717, CPUSLDO, "cpusldo", "vin1", 500, 1400, 50,
842 		 AXP717_CPUSLDO_CONTROL, AXP717_LDO_V_OUT_MASK,
843 		 AXP717_LDO1_OUTPUT_CONTROL, BIT(4)),
844 	AXP_DESC(AXP717, BOOST, "boost", "vin1", 4550, 5510, 64,
845 		 AXP717_BOOST_CONTROL, AXP717_BOOST_V_OUT_MASK,
846 		 AXP717_MODULE_EN_CONTROL_2, BIT(4)),
847 };
848 
849 /* DCDC ranges shared with AXP813 */
850 static const struct linear_range axp803_dcdc234_ranges[] = {
851 	REGULATOR_LINEAR_RANGE(500000,
852 			       AXP803_DCDC234_500mV_START,
853 			       AXP803_DCDC234_500mV_END,
854 			       10000),
855 	REGULATOR_LINEAR_RANGE(1220000,
856 			       AXP803_DCDC234_1220mV_START,
857 			       AXP803_DCDC234_1220mV_END,
858 			       20000),
859 };
860 
861 static const struct linear_range axp803_dcdc5_ranges[] = {
862 	REGULATOR_LINEAR_RANGE(800000,
863 			       AXP803_DCDC5_800mV_START,
864 			       AXP803_DCDC5_800mV_END,
865 			       10000),
866 	REGULATOR_LINEAR_RANGE(1140000,
867 			       AXP803_DCDC5_1140mV_START,
868 			       AXP803_DCDC5_1140mV_END,
869 			       20000),
870 };
871 
872 static const struct linear_range axp803_dcdc6_ranges[] = {
873 	REGULATOR_LINEAR_RANGE(600000,
874 			       AXP803_DCDC6_600mV_START,
875 			       AXP803_DCDC6_600mV_END,
876 			       10000),
877 	REGULATOR_LINEAR_RANGE(1120000,
878 			       AXP803_DCDC6_1120mV_START,
879 			       AXP803_DCDC6_1120mV_END,
880 			       20000),
881 };
882 
883 /* AXP806's CLDO2 and AXP809's DLDO1 share the same range */
884 static const struct linear_range axp803_dldo2_ranges[] = {
885 	REGULATOR_LINEAR_RANGE(700000,
886 			       AXP803_DLDO2_700mV_START,
887 			       AXP803_DLDO2_700mV_END,
888 			       100000),
889 	REGULATOR_LINEAR_RANGE(3400000,
890 			       AXP803_DLDO2_3400mV_START,
891 			       AXP803_DLDO2_3400mV_END,
892 			       200000),
893 };
894 
895 static const struct regulator_desc axp803_regulators[] = {
896 	AXP_DESC(AXP803, DCDC1, "dcdc1", "vin1", 1600, 3400, 100,
897 		 AXP803_DCDC1_V_OUT, AXP803_DCDC1_V_OUT_MASK,
898 		 AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC1_MASK),
899 	AXP_DESC_RANGES(AXP803, DCDC2, "dcdc2", "vin2",
900 			axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
901 			AXP803_DCDC2_V_OUT, AXP803_DCDC2_V_OUT_MASK,
902 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC2_MASK),
903 	AXP_DESC_RANGES(AXP803, DCDC3, "dcdc3", "vin3",
904 			axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
905 			AXP803_DCDC3_V_OUT, AXP803_DCDC3_V_OUT_MASK,
906 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC3_MASK),
907 	AXP_DESC_RANGES(AXP803, DCDC4, "dcdc4", "vin4",
908 			axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
909 			AXP803_DCDC4_V_OUT, AXP803_DCDC4_V_OUT_MASK,
910 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC4_MASK),
911 	AXP_DESC_RANGES(AXP803, DCDC5, "dcdc5", "vin5",
912 			axp803_dcdc5_ranges, AXP803_DCDC5_NUM_VOLTAGES,
913 			AXP803_DCDC5_V_OUT, AXP803_DCDC5_V_OUT_MASK,
914 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC5_MASK),
915 	AXP_DESC_RANGES(AXP803, DCDC6, "dcdc6", "vin6",
916 			axp803_dcdc6_ranges, AXP803_DCDC6_NUM_VOLTAGES,
917 			AXP803_DCDC6_V_OUT, AXP803_DCDC6_V_OUT_MASK,
918 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC6_MASK),
919 	/* secondary switchable output of DCDC1 */
920 	AXP_DESC_SW(AXP803, DC1SW, "dc1sw", NULL,
921 		    AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DC1SW_MASK),
922 	AXP_DESC(AXP803, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
923 		 AXP22X_ALDO1_V_OUT, AXP22X_ALDO1_V_OUT_MASK,
924 		 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO1_MASK),
925 	AXP_DESC(AXP803, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
926 		 AXP22X_ALDO2_V_OUT, AXP22X_ALDO2_V_OUT_MASK,
927 		 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO2_MASK),
928 	AXP_DESC(AXP803, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
929 		 AXP22X_ALDO3_V_OUT, AXP22X_ALDO3_V_OUT_MASK,
930 		 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO3_MASK),
931 	AXP_DESC(AXP803, DLDO1, "dldo1", "dldoin", 700, 3300, 100,
932 		 AXP22X_DLDO1_V_OUT, AXP22X_DLDO1_V_OUT_MASK,
933 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO1_MASK),
934 	AXP_DESC_RANGES(AXP803, DLDO2, "dldo2", "dldoin",
935 			axp803_dldo2_ranges, AXP803_DLDO2_NUM_VOLTAGES,
936 			AXP22X_DLDO2_V_OUT, AXP22X_DLDO2_V_OUT_MASK,
937 			AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO2_MASK),
938 	AXP_DESC(AXP803, DLDO3, "dldo3", "dldoin", 700, 3300, 100,
939 		 AXP22X_DLDO3_V_OUT, AXP22X_DLDO3_V_OUT_MASK,
940 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO3_MASK),
941 	AXP_DESC(AXP803, DLDO4, "dldo4", "dldoin", 700, 3300, 100,
942 		 AXP22X_DLDO4_V_OUT, AXP22X_DLDO4_V_OUT_MASK,
943 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO4_MASK),
944 	AXP_DESC(AXP803, ELDO1, "eldo1", "eldoin", 700, 1900, 50,
945 		 AXP22X_ELDO1_V_OUT, AXP22X_ELDO1_V_OUT_MASK,
946 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO1_MASK),
947 	AXP_DESC(AXP803, ELDO2, "eldo2", "eldoin", 700, 1900, 50,
948 		 AXP22X_ELDO2_V_OUT, AXP22X_ELDO2_V_OUT_MASK,
949 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO2_MASK),
950 	AXP_DESC(AXP803, ELDO3, "eldo3", "eldoin", 700, 1900, 50,
951 		 AXP22X_ELDO3_V_OUT, AXP22X_ELDO3_V_OUT_MASK,
952 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO3_MASK),
953 	AXP_DESC(AXP803, FLDO1, "fldo1", "fldoin", 700, 1450, 50,
954 		 AXP803_FLDO1_V_OUT, AXP803_FLDO1_V_OUT_MASK,
955 		 AXP22X_PWR_OUT_CTRL3, AXP803_PWR_OUT_FLDO1_MASK),
956 	AXP_DESC(AXP803, FLDO2, "fldo2", "fldoin", 700, 1450, 50,
957 		 AXP803_FLDO2_V_OUT, AXP803_FLDO2_V_OUT_MASK,
958 		 AXP22X_PWR_OUT_CTRL3, AXP803_PWR_OUT_FLDO2_MASK),
959 	AXP_DESC_IO(AXP803, LDO_IO0, "ldo-io0", "ips", 700, 3300, 100,
960 		    AXP22X_LDO_IO0_V_OUT, AXP22X_LDO_IO0_V_OUT_MASK,
961 		    AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK,
962 		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
963 	AXP_DESC_IO(AXP803, LDO_IO1, "ldo-io1", "ips", 700, 3300, 100,
964 		    AXP22X_LDO_IO1_V_OUT, AXP22X_LDO_IO1_V_OUT_MASK,
965 		    AXP20X_GPIO1_CTRL, AXP20X_GPIO1_FUNC_MASK,
966 		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
967 	AXP_DESC_FIXED(AXP803, RTC_LDO, "rtc-ldo", "ips", 3000),
968 };
969 
970 static const struct linear_range axp806_dcdca_ranges[] = {
971 	REGULATOR_LINEAR_RANGE(600000,
972 			       AXP806_DCDCA_600mV_START,
973 			       AXP806_DCDCA_600mV_END,
974 			       10000),
975 	REGULATOR_LINEAR_RANGE(1120000,
976 			       AXP806_DCDCA_1120mV_START,
977 			       AXP806_DCDCA_1120mV_END,
978 			       20000),
979 };
980 
981 static const struct linear_range axp806_dcdcd_ranges[] = {
982 	REGULATOR_LINEAR_RANGE(600000,
983 			       AXP806_DCDCD_600mV_START,
984 			       AXP806_DCDCD_600mV_END,
985 			       20000),
986 	REGULATOR_LINEAR_RANGE(1600000,
987 			       AXP806_DCDCD_1600mV_START,
988 			       AXP806_DCDCD_1600mV_END,
989 			       100000),
990 };
991 
992 static const struct regulator_desc axp806_regulators[] = {
993 	AXP_DESC_RANGES(AXP806, DCDCA, "dcdca", "vina",
994 			axp806_dcdca_ranges, AXP806_DCDCA_NUM_VOLTAGES,
995 			AXP806_DCDCA_V_CTRL, AXP806_DCDCA_V_CTRL_MASK,
996 			AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCA_MASK),
997 	AXP_DESC(AXP806, DCDCB, "dcdcb", "vinb", 1000, 2550, 50,
998 		 AXP806_DCDCB_V_CTRL, AXP806_DCDCB_V_CTRL_MASK,
999 		 AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCB_MASK),
1000 	AXP_DESC_RANGES(AXP806, DCDCC, "dcdcc", "vinc",
1001 			axp806_dcdca_ranges, AXP806_DCDCA_NUM_VOLTAGES,
1002 			AXP806_DCDCC_V_CTRL, AXP806_DCDCC_V_CTRL_MASK,
1003 			AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCC_MASK),
1004 	AXP_DESC_RANGES(AXP806, DCDCD, "dcdcd", "vind",
1005 			axp806_dcdcd_ranges, AXP806_DCDCD_NUM_VOLTAGES,
1006 			AXP806_DCDCD_V_CTRL, AXP806_DCDCD_V_CTRL_MASK,
1007 			AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCD_MASK),
1008 	AXP_DESC(AXP806, DCDCE, "dcdce", "vine", 1100, 3400, 100,
1009 		 AXP806_DCDCE_V_CTRL, AXP806_DCDCE_V_CTRL_MASK,
1010 		 AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCE_MASK),
1011 	AXP_DESC(AXP806, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
1012 		 AXP806_ALDO1_V_CTRL, AXP806_ALDO1_V_CTRL_MASK,
1013 		 AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_ALDO1_MASK),
1014 	AXP_DESC(AXP806, ALDO2, "aldo2", "aldoin", 700, 3400, 100,
1015 		 AXP806_ALDO2_V_CTRL, AXP806_ALDO2_V_CTRL_MASK,
1016 		 AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_ALDO2_MASK),
1017 	AXP_DESC(AXP806, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
1018 		 AXP806_ALDO3_V_CTRL, AXP806_ALDO3_V_CTRL_MASK,
1019 		 AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_ALDO3_MASK),
1020 	AXP_DESC(AXP806, BLDO1, "bldo1", "bldoin", 700, 1900, 100,
1021 		 AXP806_BLDO1_V_CTRL, AXP806_BLDO1_V_CTRL_MASK,
1022 		 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_BLDO1_MASK),
1023 	AXP_DESC(AXP806, BLDO2, "bldo2", "bldoin", 700, 1900, 100,
1024 		 AXP806_BLDO2_V_CTRL, AXP806_BLDO2_V_CTRL_MASK,
1025 		 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_BLDO2_MASK),
1026 	AXP_DESC(AXP806, BLDO3, "bldo3", "bldoin", 700, 1900, 100,
1027 		 AXP806_BLDO3_V_CTRL, AXP806_BLDO3_V_CTRL_MASK,
1028 		 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_BLDO3_MASK),
1029 	AXP_DESC(AXP806, BLDO4, "bldo4", "bldoin", 700, 1900, 100,
1030 		 AXP806_BLDO4_V_CTRL, AXP806_BLDO4_V_CTRL_MASK,
1031 		 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_BLDO4_MASK),
1032 	AXP_DESC(AXP806, CLDO1, "cldo1", "cldoin", 700, 3300, 100,
1033 		 AXP806_CLDO1_V_CTRL, AXP806_CLDO1_V_CTRL_MASK,
1034 		 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_CLDO1_MASK),
1035 	AXP_DESC_RANGES(AXP806, CLDO2, "cldo2", "cldoin",
1036 			axp803_dldo2_ranges, AXP803_DLDO2_NUM_VOLTAGES,
1037 			AXP806_CLDO2_V_CTRL, AXP806_CLDO2_V_CTRL_MASK,
1038 			AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_CLDO2_MASK),
1039 	AXP_DESC(AXP806, CLDO3, "cldo3", "cldoin", 700, 3300, 100,
1040 		 AXP806_CLDO3_V_CTRL, AXP806_CLDO3_V_CTRL_MASK,
1041 		 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_CLDO3_MASK),
1042 	AXP_DESC_SW(AXP806, SW, "sw", "swin",
1043 		    AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_SW_MASK),
1044 };
1045 
1046 static const struct linear_range axp809_dcdc4_ranges[] = {
1047 	REGULATOR_LINEAR_RANGE(600000,
1048 			       AXP809_DCDC4_600mV_START,
1049 			       AXP809_DCDC4_600mV_END,
1050 			       20000),
1051 	REGULATOR_LINEAR_RANGE(1800000,
1052 			       AXP809_DCDC4_1800mV_START,
1053 			       AXP809_DCDC4_1800mV_END,
1054 			       100000),
1055 };
1056 
1057 static const struct regulator_desc axp809_regulators[] = {
1058 	AXP_DESC(AXP809, DCDC1, "dcdc1", "vin1", 1600, 3400, 100,
1059 		 AXP22X_DCDC1_V_OUT, AXP22X_DCDC1_V_OUT_MASK,
1060 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC1_MASK),
1061 	AXP_DESC(AXP809, DCDC2, "dcdc2", "vin2", 600, 1540, 20,
1062 		 AXP22X_DCDC2_V_OUT, AXP22X_DCDC2_V_OUT_MASK,
1063 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC2_MASK),
1064 	AXP_DESC(AXP809, DCDC3, "dcdc3", "vin3", 600, 1860, 20,
1065 		 AXP22X_DCDC3_V_OUT, AXP22X_DCDC3_V_OUT_MASK,
1066 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC3_MASK),
1067 	AXP_DESC_RANGES(AXP809, DCDC4, "dcdc4", "vin4",
1068 			axp809_dcdc4_ranges, AXP809_DCDC4_NUM_VOLTAGES,
1069 			AXP22X_DCDC4_V_OUT, AXP22X_DCDC4_V_OUT_MASK,
1070 			AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC4_MASK),
1071 	AXP_DESC(AXP809, DCDC5, "dcdc5", "vin5", 1000, 2550, 50,
1072 		 AXP22X_DCDC5_V_OUT, AXP22X_DCDC5_V_OUT_MASK,
1073 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC5_MASK),
1074 	/* secondary switchable output of DCDC1 */
1075 	AXP_DESC_SW(AXP809, DC1SW, "dc1sw", NULL,
1076 		    AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DC1SW_MASK),
1077 	/* LDO regulator internally chained to DCDC5 */
1078 	AXP_DESC(AXP809, DC5LDO, "dc5ldo", NULL, 700, 1400, 100,
1079 		 AXP22X_DC5LDO_V_OUT, AXP22X_DC5LDO_V_OUT_MASK,
1080 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DC5LDO_MASK),
1081 	AXP_DESC(AXP809, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
1082 		 AXP22X_ALDO1_V_OUT, AXP22X_ALDO1_V_OUT_MASK,
1083 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_ALDO1_MASK),
1084 	AXP_DESC(AXP809, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
1085 		 AXP22X_ALDO2_V_OUT, AXP22X_ALDO2_V_OUT_MASK,
1086 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_ALDO2_MASK),
1087 	AXP_DESC(AXP809, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
1088 		 AXP22X_ALDO3_V_OUT, AXP22X_ALDO3_V_OUT_MASK,
1089 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ALDO3_MASK),
1090 	AXP_DESC_RANGES(AXP809, DLDO1, "dldo1", "dldoin",
1091 			axp803_dldo2_ranges, AXP803_DLDO2_NUM_VOLTAGES,
1092 			AXP22X_DLDO1_V_OUT, AXP22X_DLDO1_V_OUT_MASK,
1093 			AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO1_MASK),
1094 	AXP_DESC(AXP809, DLDO2, "dldo2", "dldoin", 700, 3300, 100,
1095 		 AXP22X_DLDO2_V_OUT, AXP22X_DLDO2_V_OUT_MASK,
1096 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO2_MASK),
1097 	AXP_DESC(AXP809, ELDO1, "eldo1", "eldoin", 700, 3300, 100,
1098 		 AXP22X_ELDO1_V_OUT, AXP22X_ELDO1_V_OUT_MASK,
1099 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO1_MASK),
1100 	AXP_DESC(AXP809, ELDO2, "eldo2", "eldoin", 700, 3300, 100,
1101 		 AXP22X_ELDO2_V_OUT, AXP22X_ELDO2_V_OUT_MASK,
1102 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO2_MASK),
1103 	AXP_DESC(AXP809, ELDO3, "eldo3", "eldoin", 700, 3300, 100,
1104 		 AXP22X_ELDO3_V_OUT, AXP22X_ELDO3_V_OUT_MASK,
1105 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO3_MASK),
1106 	/*
1107 	 * Note the datasheet only guarantees reliable operation up to
1108 	 * 3.3V, this needs to be enforced via dts provided constraints
1109 	 */
1110 	AXP_DESC_IO(AXP809, LDO_IO0, "ldo_io0", "ips", 700, 3800, 100,
1111 		    AXP22X_LDO_IO0_V_OUT, AXP22X_LDO_IO0_V_OUT_MASK,
1112 		    AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK,
1113 		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
1114 	/*
1115 	 * Note the datasheet only guarantees reliable operation up to
1116 	 * 3.3V, this needs to be enforced via dts provided constraints
1117 	 */
1118 	AXP_DESC_IO(AXP809, LDO_IO1, "ldo_io1", "ips", 700, 3800, 100,
1119 		    AXP22X_LDO_IO1_V_OUT, AXP22X_LDO_IO1_V_OUT_MASK,
1120 		    AXP20X_GPIO1_CTRL, AXP20X_GPIO1_FUNC_MASK,
1121 		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
1122 	AXP_DESC_FIXED(AXP809, RTC_LDO, "rtc_ldo", "ips", 1800),
1123 	AXP_DESC_SW(AXP809, SW, "sw", "swin",
1124 		    AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_SW_MASK),
1125 };
1126 
1127 static const struct regulator_desc axp813_regulators[] = {
1128 	AXP_DESC(AXP813, DCDC1, "dcdc1", "vin1", 1600, 3400, 100,
1129 		 AXP803_DCDC1_V_OUT, AXP803_DCDC1_V_OUT_MASK,
1130 		 AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC1_MASK),
1131 	AXP_DESC_RANGES(AXP813, DCDC2, "dcdc2", "vin2",
1132 			axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
1133 			AXP803_DCDC2_V_OUT, AXP803_DCDC2_V_OUT_MASK,
1134 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC2_MASK),
1135 	AXP_DESC_RANGES(AXP813, DCDC3, "dcdc3", "vin3",
1136 			axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
1137 			AXP803_DCDC3_V_OUT, AXP803_DCDC3_V_OUT_MASK,
1138 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC3_MASK),
1139 	AXP_DESC_RANGES(AXP813, DCDC4, "dcdc4", "vin4",
1140 			axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
1141 			AXP803_DCDC4_V_OUT, AXP803_DCDC4_V_OUT_MASK,
1142 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC4_MASK),
1143 	AXP_DESC_RANGES(AXP813, DCDC5, "dcdc5", "vin5",
1144 			axp803_dcdc5_ranges, AXP803_DCDC5_NUM_VOLTAGES,
1145 			AXP803_DCDC5_V_OUT, AXP803_DCDC5_V_OUT_MASK,
1146 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC5_MASK),
1147 	AXP_DESC_RANGES(AXP813, DCDC6, "dcdc6", "vin6",
1148 			axp803_dcdc6_ranges, AXP803_DCDC6_NUM_VOLTAGES,
1149 			AXP803_DCDC6_V_OUT, AXP803_DCDC6_V_OUT_MASK,
1150 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC6_MASK),
1151 	AXP_DESC_RANGES(AXP813, DCDC7, "dcdc7", "vin7",
1152 			axp803_dcdc6_ranges, AXP803_DCDC6_NUM_VOLTAGES,
1153 			AXP813_DCDC7_V_OUT, AXP813_DCDC7_V_OUT_MASK,
1154 			AXP22X_PWR_OUT_CTRL1, AXP813_PWR_OUT_DCDC7_MASK),
1155 	AXP_DESC(AXP813, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
1156 		 AXP22X_ALDO1_V_OUT, AXP22X_ALDO1_V_OUT_MASK,
1157 		 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO1_MASK),
1158 	AXP_DESC(AXP813, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
1159 		 AXP22X_ALDO2_V_OUT, AXP22X_ALDO2_V_OUT_MASK,
1160 		 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO2_MASK),
1161 	AXP_DESC(AXP813, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
1162 		 AXP22X_ALDO3_V_OUT, AXP22X_ALDO3_V_OUT_MASK,
1163 		 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO3_MASK),
1164 	AXP_DESC(AXP813, DLDO1, "dldo1", "dldoin", 700, 3300, 100,
1165 		 AXP22X_DLDO1_V_OUT, AXP22X_DLDO1_V_OUT_MASK,
1166 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO1_MASK),
1167 	AXP_DESC_RANGES(AXP813, DLDO2, "dldo2", "dldoin",
1168 			axp803_dldo2_ranges, AXP803_DLDO2_NUM_VOLTAGES,
1169 			AXP22X_DLDO2_V_OUT, AXP22X_DLDO2_V_OUT_MASK,
1170 			AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO2_MASK),
1171 	AXP_DESC(AXP813, DLDO3, "dldo3", "dldoin", 700, 3300, 100,
1172 		 AXP22X_DLDO3_V_OUT, AXP22X_DLDO3_V_OUT_MASK,
1173 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO3_MASK),
1174 	AXP_DESC(AXP813, DLDO4, "dldo4", "dldoin", 700, 3300, 100,
1175 		 AXP22X_DLDO4_V_OUT, AXP22X_DLDO4_V_OUT_MASK,
1176 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO4_MASK),
1177 	AXP_DESC(AXP813, ELDO1, "eldo1", "eldoin", 700, 1900, 50,
1178 		 AXP22X_ELDO1_V_OUT, AXP22X_ELDO1_V_OUT_MASK,
1179 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO1_MASK),
1180 	AXP_DESC(AXP813, ELDO2, "eldo2", "eldoin", 700, 1900, 50,
1181 		 AXP22X_ELDO2_V_OUT, AXP22X_ELDO2_V_OUT_MASK,
1182 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO2_MASK),
1183 	AXP_DESC(AXP813, ELDO3, "eldo3", "eldoin", 700, 1900, 50,
1184 		 AXP22X_ELDO3_V_OUT, AXP22X_ELDO3_V_OUT_MASK,
1185 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO3_MASK),
1186 	/* to do / check ... */
1187 	AXP_DESC(AXP813, FLDO1, "fldo1", "fldoin", 700, 1450, 50,
1188 		 AXP803_FLDO1_V_OUT, AXP803_FLDO1_V_OUT_MASK,
1189 		 AXP22X_PWR_OUT_CTRL3, AXP803_PWR_OUT_FLDO1_MASK),
1190 	AXP_DESC(AXP813, FLDO2, "fldo2", "fldoin", 700, 1450, 50,
1191 		 AXP803_FLDO2_V_OUT, AXP803_FLDO2_V_OUT_MASK,
1192 		 AXP22X_PWR_OUT_CTRL3, AXP803_PWR_OUT_FLDO2_MASK),
1193 	/*
1194 	 * TODO: FLDO3 = {DCDC5, FLDOIN} / 2
1195 	 *
1196 	 * This means FLDO3 effectively switches supplies at runtime,
1197 	 * something the regulator subsystem does not support.
1198 	 */
1199 	AXP_DESC_FIXED(AXP813, RTC_LDO, "rtc-ldo", "ips", 1800),
1200 	AXP_DESC_IO(AXP813, LDO_IO0, "ldo-io0", "ips", 700, 3300, 100,
1201 		    AXP22X_LDO_IO0_V_OUT, AXP22X_LDO_IO0_V_OUT_MASK,
1202 		    AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK,
1203 		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
1204 	AXP_DESC_IO(AXP813, LDO_IO1, "ldo-io1", "ips", 700, 3300, 100,
1205 		    AXP22X_LDO_IO1_V_OUT, AXP22X_LDO_IO1_V_OUT_MASK,
1206 		    AXP20X_GPIO1_CTRL, AXP20X_GPIO1_FUNC_MASK,
1207 		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
1208 	AXP_DESC_SW(AXP813, SW, "sw", "swin",
1209 		    AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DC1SW_MASK),
1210 };
1211 
1212 static const struct linear_range axp15060_dcdc234_ranges[] = {
1213 	REGULATOR_LINEAR_RANGE(500000,
1214 			       AXP15060_DCDC234_500mV_START,
1215 			       AXP15060_DCDC234_500mV_END,
1216 			       10000),
1217 	REGULATOR_LINEAR_RANGE(1220000,
1218 			       AXP15060_DCDC234_1220mV_START,
1219 			       AXP15060_DCDC234_1220mV_END,
1220 			       20000),
1221 };
1222 
1223 static const struct linear_range axp15060_dcdc5_ranges[] = {
1224 	REGULATOR_LINEAR_RANGE(800000,
1225 			       AXP15060_DCDC5_800mV_START,
1226 			       AXP15060_DCDC5_800mV_END,
1227 			       10000),
1228 	REGULATOR_LINEAR_RANGE(1140000,
1229 			       AXP15060_DCDC5_1140mV_START,
1230 			       AXP15060_DCDC5_1140mV_END,
1231 			       20000),
1232 };
1233 
1234 static const struct regulator_desc axp15060_regulators[] = {
1235 	AXP_DESC(AXP15060, DCDC1, "dcdc1", "vin1", 1500, 3400, 100,
1236 		 AXP15060_DCDC1_V_CTRL, AXP15060_DCDC1_V_CTRL_MASK,
1237 		 AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC1_MASK),
1238 	AXP_DESC_RANGES(AXP15060, DCDC2, "dcdc2", "vin2",
1239 			axp15060_dcdc234_ranges, AXP15060_DCDC234_NUM_VOLTAGES,
1240 			AXP15060_DCDC2_V_CTRL, AXP15060_DCDC2_V_CTRL_MASK,
1241 			AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC2_MASK),
1242 	AXP_DESC_RANGES(AXP15060, DCDC3, "dcdc3", "vin3",
1243 			axp15060_dcdc234_ranges, AXP15060_DCDC234_NUM_VOLTAGES,
1244 			AXP15060_DCDC3_V_CTRL, AXP15060_DCDC3_V_CTRL_MASK,
1245 			AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC3_MASK),
1246 	AXP_DESC_RANGES(AXP15060, DCDC4, "dcdc4", "vin4",
1247 			axp15060_dcdc234_ranges, AXP15060_DCDC234_NUM_VOLTAGES,
1248 			AXP15060_DCDC4_V_CTRL, AXP15060_DCDC4_V_CTRL_MASK,
1249 			AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC4_MASK),
1250 	AXP_DESC_RANGES(AXP15060, DCDC5, "dcdc5", "vin5",
1251 			axp15060_dcdc5_ranges, AXP15060_DCDC5_NUM_VOLTAGES,
1252 			AXP15060_DCDC5_V_CTRL, AXP15060_DCDC5_V_CTRL_MASK,
1253 			AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC5_MASK),
1254 	AXP_DESC(AXP15060, DCDC6, "dcdc6", "vin6", 500, 3400, 100,
1255 		 AXP15060_DCDC6_V_CTRL, AXP15060_DCDC6_V_CTRL_MASK,
1256 		 AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC6_MASK),
1257 	AXP_DESC(AXP15060, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
1258 		 AXP15060_ALDO1_V_CTRL, AXP15060_ALDO1_V_CTRL_MASK,
1259 		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_ALDO1_MASK),
1260 	AXP_DESC(AXP15060, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
1261 		 AXP15060_ALDO2_V_CTRL, AXP15060_ALDO2_V_CTRL_MASK,
1262 		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_ALDO2_MASK),
1263 	AXP_DESC(AXP15060, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
1264 		 AXP15060_ALDO3_V_CTRL, AXP15060_ALDO3_V_CTRL_MASK,
1265 		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_ALDO3_MASK),
1266 	AXP_DESC(AXP15060, ALDO4, "aldo4", "aldoin", 700, 3300, 100,
1267 		 AXP15060_ALDO4_V_CTRL, AXP15060_ALDO4_V_CTRL_MASK,
1268 		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_ALDO4_MASK),
1269 	AXP_DESC(AXP15060, ALDO5, "aldo5", "aldoin", 700, 3300, 100,
1270 		 AXP15060_ALDO5_V_CTRL, AXP15060_ALDO5_V_CTRL_MASK,
1271 		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_ALDO5_MASK),
1272 	AXP_DESC(AXP15060, BLDO1, "bldo1", "bldoin", 700, 3300, 100,
1273 		 AXP15060_BLDO1_V_CTRL, AXP15060_BLDO1_V_CTRL_MASK,
1274 		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_BLDO1_MASK),
1275 	AXP_DESC(AXP15060, BLDO2, "bldo2", "bldoin", 700, 3300, 100,
1276 		 AXP15060_BLDO2_V_CTRL, AXP15060_BLDO2_V_CTRL_MASK,
1277 		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_BLDO2_MASK),
1278 	AXP_DESC(AXP15060, BLDO3, "bldo3", "bldoin", 700, 3300, 100,
1279 		 AXP15060_BLDO3_V_CTRL, AXP15060_BLDO3_V_CTRL_MASK,
1280 		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_BLDO3_MASK),
1281 	AXP_DESC(AXP15060, BLDO4, "bldo4", "bldoin", 700, 3300, 100,
1282 		 AXP15060_BLDO4_V_CTRL, AXP15060_BLDO4_V_CTRL_MASK,
1283 		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_BLDO4_MASK),
1284 	AXP_DESC(AXP15060, BLDO5, "bldo5", "bldoin", 700, 3300, 100,
1285 		 AXP15060_BLDO5_V_CTRL, AXP15060_BLDO5_V_CTRL_MASK,
1286 		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_BLDO5_MASK),
1287 	AXP_DESC(AXP15060, CLDO1, "cldo1", "cldoin", 700, 3300, 100,
1288 		 AXP15060_CLDO1_V_CTRL, AXP15060_CLDO1_V_CTRL_MASK,
1289 		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_CLDO1_MASK),
1290 	AXP_DESC(AXP15060, CLDO2, "cldo2", "cldoin", 700, 3300, 100,
1291 		 AXP15060_CLDO2_V_CTRL, AXP15060_CLDO2_V_CTRL_MASK,
1292 		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_CLDO2_MASK),
1293 	AXP_DESC(AXP15060, CLDO3, "cldo3", "cldoin", 700, 3300, 100,
1294 		 AXP15060_CLDO3_V_CTRL, AXP15060_CLDO3_V_CTRL_MASK,
1295 		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_CLDO3_MASK),
1296 	AXP_DESC(AXP15060, CLDO4, "cldo4", "cldoin", 700, 4200, 100,
1297 		 AXP15060_CLDO4_V_CTRL, AXP15060_CLDO4_V_CTRL_MASK,
1298 		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_CLDO4_MASK),
1299 	/* Supply comes from DCDC5 */
1300 	AXP_DESC(AXP15060, CPUSLDO, "cpusldo", NULL, 700, 1400, 50,
1301 		 AXP15060_CPUSLDO_V_CTRL, AXP15060_CPUSLDO_V_CTRL_MASK,
1302 		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_CPUSLDO_MASK),
1303 	/* Supply comes from DCDC1 */
1304 	AXP_DESC_SW(AXP15060, SW, "sw", NULL,
1305 		    AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_SW_MASK),
1306 	/* Supply comes from ALDO1 */
1307 	AXP_DESC_FIXED(AXP15060, RTC_LDO, "rtc-ldo", NULL, 1800),
1308 };
1309 
1310 static int axp20x_set_dcdc_freq(struct platform_device *pdev, u32 dcdcfreq)
1311 {
1312 	struct axp20x_dev *axp20x = dev_get_drvdata(pdev->dev.parent);
1313 	unsigned int reg = AXP20X_DCDC_FREQ;
1314 	u32 min, max, def, step;
1315 
1316 	switch (axp20x->variant) {
1317 	case AXP202_ID:
1318 	case AXP209_ID:
1319 		min = 750;
1320 		max = 1875;
1321 		def = 1500;
1322 		step = 75;
1323 		break;
1324 	case AXP803_ID:
1325 	case AXP813_ID:
1326 		/*
1327 		 * AXP803/AXP813 DCDC work frequency setting has the same
1328 		 * range and step as AXP22X, but at a different register.
1329 		 * (See include/linux/mfd/axp20x.h)
1330 		 */
1331 		reg = AXP803_DCDC_FREQ_CTRL;
1332 		fallthrough;	/* to the check below */
1333 	case AXP806_ID:
1334 		/*
1335 		 * AXP806 also have DCDC work frequency setting register at a
1336 		 * different position.
1337 		 */
1338 		if (axp20x->variant == AXP806_ID)
1339 			reg = AXP806_DCDC_FREQ_CTRL;
1340 		fallthrough;
1341 	case AXP221_ID:
1342 	case AXP223_ID:
1343 	case AXP809_ID:
1344 		min = 1800;
1345 		max = 4050;
1346 		def = 3000;
1347 		step = 150;
1348 		break;
1349 	case AXP313A_ID:
1350 	case AXP323_ID:
1351 	case AXP717_ID:
1352 	case AXP15060_ID:
1353 		/* The DCDC PWM frequency seems to be fixed to 3 MHz. */
1354 		if (dcdcfreq != 0) {
1355 			dev_err(&pdev->dev,
1356 				"DCDC frequency on this PMIC is fixed to 3 MHz.\n");
1357 			return -EINVAL;
1358 		}
1359 
1360 		return 0;
1361 	default:
1362 		dev_err(&pdev->dev,
1363 			"Setting DCDC frequency for unsupported AXP variant\n");
1364 		return -EINVAL;
1365 	}
1366 
1367 	if (dcdcfreq == 0)
1368 		dcdcfreq = def;
1369 
1370 	if (dcdcfreq < min) {
1371 		dcdcfreq = min;
1372 		dev_warn(&pdev->dev, "DCDC frequency too low. Set to %ukHz\n",
1373 			 min);
1374 	}
1375 
1376 	if (dcdcfreq > max) {
1377 		dcdcfreq = max;
1378 		dev_warn(&pdev->dev, "DCDC frequency too high. Set to %ukHz\n",
1379 			 max);
1380 	}
1381 
1382 	dcdcfreq = (dcdcfreq - min) / step;
1383 
1384 	return regmap_update_bits(axp20x->regmap, reg,
1385 				  AXP20X_FREQ_DCDC_MASK, dcdcfreq);
1386 }
1387 
1388 static int axp20x_regulator_parse_dt(struct platform_device *pdev)
1389 {
1390 	struct device_node *np, *regulators;
1391 	int ret = 0;
1392 	u32 dcdcfreq = 0;
1393 
1394 	np = of_node_get(pdev->dev.parent->of_node);
1395 	if (!np)
1396 		return 0;
1397 
1398 	regulators = of_get_child_by_name(np, "regulators");
1399 	if (!regulators) {
1400 		dev_warn(&pdev->dev, "regulators node not found\n");
1401 	} else {
1402 		of_property_read_u32(regulators, "x-powers,dcdc-freq", &dcdcfreq);
1403 		ret = axp20x_set_dcdc_freq(pdev, dcdcfreq);
1404 		if (ret < 0) {
1405 			dev_err(&pdev->dev, "Error setting dcdc frequency: %d\n", ret);
1406 		}
1407 		of_node_put(regulators);
1408 	}
1409 
1410 	of_node_put(np);
1411 	return ret;
1412 }
1413 
1414 static int axp20x_set_dcdc_workmode(struct regulator_dev *rdev, int id, u32 workmode)
1415 {
1416 	struct axp20x_dev *axp20x = rdev_get_drvdata(rdev);
1417 	unsigned int reg = AXP20X_DCDC_MODE;
1418 	unsigned int mask;
1419 
1420 	switch (axp20x->variant) {
1421 	case AXP202_ID:
1422 	case AXP209_ID:
1423 		if ((id != AXP20X_DCDC2) && (id != AXP20X_DCDC3))
1424 			return -EINVAL;
1425 
1426 		mask = AXP20X_WORKMODE_DCDC2_MASK;
1427 		if (id == AXP20X_DCDC3)
1428 			mask = AXP20X_WORKMODE_DCDC3_MASK;
1429 
1430 		workmode <<= ffs(mask) - 1;
1431 		break;
1432 
1433 	case AXP806_ID:
1434 		/*
1435 		 * AXP806 DCDC regulator IDs have the same range as AXP22X.
1436 		 * (See include/linux/mfd/axp20x.h)
1437 		 */
1438 		reg = AXP806_DCDC_MODE_CTRL2;
1439 		fallthrough;	/* to the check below */
1440 	case AXP221_ID:
1441 	case AXP223_ID:
1442 	case AXP809_ID:
1443 		if (id < AXP22X_DCDC1 || id > AXP22X_DCDC5)
1444 			return -EINVAL;
1445 
1446 		mask = AXP22X_WORKMODE_DCDCX_MASK(id - AXP22X_DCDC1);
1447 		workmode <<= id - AXP22X_DCDC1;
1448 		break;
1449 
1450 	case AXP803_ID:
1451 		if (id < AXP803_DCDC1 || id > AXP803_DCDC6)
1452 			return -EINVAL;
1453 
1454 		mask = AXP22X_WORKMODE_DCDCX_MASK(id - AXP803_DCDC1);
1455 		workmode <<= id - AXP803_DCDC1;
1456 		break;
1457 
1458 	case AXP813_ID:
1459 		if (id < AXP813_DCDC1 || id > AXP813_DCDC7)
1460 			return -EINVAL;
1461 
1462 		mask = AXP22X_WORKMODE_DCDCX_MASK(id - AXP813_DCDC1);
1463 		workmode <<= id - AXP813_DCDC1;
1464 		break;
1465 
1466 	case AXP15060_ID:
1467 		reg = AXP15060_DCDC_MODE_CTRL2;
1468 		if (id < AXP15060_DCDC1 || id > AXP15060_DCDC6)
1469 			return -EINVAL;
1470 
1471 		mask = AXP22X_WORKMODE_DCDCX_MASK(id - AXP15060_DCDC1);
1472 		workmode <<= id - AXP15060_DCDC1;
1473 		break;
1474 
1475 	default:
1476 		/* should not happen */
1477 		WARN_ON(1);
1478 		return -EINVAL;
1479 	}
1480 
1481 	return regmap_update_bits(rdev->regmap, reg, mask, workmode);
1482 }
1483 
1484 /*
1485  * This function checks whether a regulator is part of a poly-phase
1486  * output setup based on the registers settings. Returns true if it is.
1487  */
1488 static bool axp20x_is_polyphase_slave(struct axp20x_dev *axp20x, int id)
1489 {
1490 	u32 reg = 0;
1491 
1492 	/*
1493 	 * Currently in our supported AXP variants, only AXP803, AXP806,
1494 	 * AXP813 and AXP15060 have polyphase regulators.
1495 	 */
1496 	switch (axp20x->variant) {
1497 	case AXP803_ID:
1498 	case AXP813_ID:
1499 		regmap_read(axp20x->regmap, AXP803_POLYPHASE_CTRL, &reg);
1500 
1501 		switch (id) {
1502 		case AXP803_DCDC3:
1503 			return !!(reg & AXP803_DCDC23_POLYPHASE_DUAL);
1504 		case AXP803_DCDC6:
1505 			return !!(reg & AXP803_DCDC56_POLYPHASE_DUAL);
1506 		}
1507 		break;
1508 
1509 	case AXP806_ID:
1510 		regmap_read(axp20x->regmap, AXP806_DCDC_MODE_CTRL2, &reg);
1511 
1512 		switch (id) {
1513 		case AXP806_DCDCB:
1514 			return (((reg & AXP806_DCDCABC_POLYPHASE_MASK) ==
1515 				AXP806_DCDCAB_POLYPHASE_DUAL) ||
1516 				((reg & AXP806_DCDCABC_POLYPHASE_MASK) ==
1517 				AXP806_DCDCABC_POLYPHASE_TRI));
1518 		case AXP806_DCDCC:
1519 			return ((reg & AXP806_DCDCABC_POLYPHASE_MASK) ==
1520 				AXP806_DCDCABC_POLYPHASE_TRI);
1521 		case AXP806_DCDCE:
1522 			return !!(reg & AXP806_DCDCDE_POLYPHASE_DUAL);
1523 		}
1524 		break;
1525 
1526 	case AXP15060_ID:
1527 		regmap_read(axp20x->regmap, AXP15060_DCDC_MODE_CTRL1, &reg);
1528 
1529 		switch (id) {
1530 		case AXP15060_DCDC3:
1531 			return !!(reg & AXP15060_DCDC23_POLYPHASE_DUAL_MASK);
1532 		case AXP15060_DCDC6:
1533 			return !!(reg & AXP15060_DCDC46_POLYPHASE_DUAL_MASK);
1534 		}
1535 		break;
1536 
1537 	case AXP323_ID:
1538 		regmap_read(axp20x->regmap, AXP323_DCDC_MODE_CTRL2, &reg);
1539 
1540 		switch (id) {
1541 		case AXP313A_DCDC2:
1542 			return !!(reg & BIT(1));
1543 		}
1544 		break;
1545 
1546 	default:
1547 		return false;
1548 	}
1549 
1550 	return false;
1551 }
1552 
1553 static int axp20x_regulator_probe(struct platform_device *pdev)
1554 {
1555 	struct regulator_dev *rdev;
1556 	struct axp20x_dev *axp20x = dev_get_drvdata(pdev->dev.parent);
1557 	const struct regulator_desc *regulators;
1558 	struct regulator_config config = {
1559 		.dev = pdev->dev.parent,
1560 		.regmap = axp20x->regmap,
1561 		.driver_data = axp20x,
1562 	};
1563 	int ret, i, nregulators;
1564 	u32 workmode;
1565 	const char *dcdc1_name = axp22x_regulators[AXP22X_DCDC1].name;
1566 	const char *dcdc5_name = axp22x_regulators[AXP22X_DCDC5].name;
1567 	const char *aldo1_name = axp15060_regulators[AXP15060_ALDO1].name;
1568 	bool drivevbus = false;
1569 
1570 	switch (axp20x->variant) {
1571 	case AXP202_ID:
1572 	case AXP209_ID:
1573 		regulators = axp20x_regulators;
1574 		nregulators = AXP20X_REG_ID_MAX;
1575 		break;
1576 	case AXP221_ID:
1577 	case AXP223_ID:
1578 		regulators = axp22x_regulators;
1579 		nregulators = AXP22X_REG_ID_MAX;
1580 		drivevbus = of_property_read_bool(pdev->dev.parent->of_node,
1581 						  "x-powers,drive-vbus-en");
1582 		break;
1583 	case AXP313A_ID:
1584 	case AXP323_ID:
1585 		regulators = axp313a_regulators;
1586 		nregulators = AXP313A_REG_ID_MAX;
1587 		break;
1588 	case AXP717_ID:
1589 		regulators = axp717_regulators;
1590 		nregulators = AXP717_REG_ID_MAX;
1591 		break;
1592 	case AXP803_ID:
1593 		regulators = axp803_regulators;
1594 		nregulators = AXP803_REG_ID_MAX;
1595 		drivevbus = of_property_read_bool(pdev->dev.parent->of_node,
1596 						  "x-powers,drive-vbus-en");
1597 		break;
1598 	case AXP806_ID:
1599 		regulators = axp806_regulators;
1600 		nregulators = AXP806_REG_ID_MAX;
1601 		break;
1602 	case AXP809_ID:
1603 		regulators = axp809_regulators;
1604 		nregulators = AXP809_REG_ID_MAX;
1605 		break;
1606 	case AXP813_ID:
1607 		regulators = axp813_regulators;
1608 		nregulators = AXP813_REG_ID_MAX;
1609 		drivevbus = of_property_read_bool(pdev->dev.parent->of_node,
1610 						  "x-powers,drive-vbus-en");
1611 		break;
1612 	case AXP15060_ID:
1613 		regulators = axp15060_regulators;
1614 		nregulators = AXP15060_REG_ID_MAX;
1615 		break;
1616 	default:
1617 		dev_err(&pdev->dev, "Unsupported AXP variant: %d\n",
1618 			axp20x->variant);
1619 		return -EINVAL;
1620 	}
1621 
1622 	/* This only sets the dcdc freq. Ignore any errors */
1623 	axp20x_regulator_parse_dt(pdev);
1624 
1625 	for (i = 0; i < nregulators; i++) {
1626 		const struct regulator_desc *desc = &regulators[i];
1627 		struct regulator_desc *new_desc;
1628 
1629 		/*
1630 		 * If this regulator is a slave in a poly-phase setup,
1631 		 * skip it, as its controls are bound to the master
1632 		 * regulator and won't work.
1633 		 */
1634 		if (axp20x_is_polyphase_slave(axp20x, i))
1635 			continue;
1636 
1637 		/* Support for AXP813's FLDO3 is not implemented */
1638 		if (axp20x->variant == AXP813_ID && i == AXP813_FLDO3)
1639 			continue;
1640 
1641 		/*
1642 		 * Regulators DC1SW, DC5LDO and RTCLDO on AXP15060 are
1643 		 * connected internally, so we have to handle their supply
1644 		 * names separately.
1645 		 *
1646 		 * We always register the regulators in proper sequence,
1647 		 * so the supply names are correctly read. See the last
1648 		 * part of this loop to see where we save the DT defined
1649 		 * name.
1650 		 */
1651 		if ((regulators == axp22x_regulators && i == AXP22X_DC1SW) ||
1652 		    (regulators == axp803_regulators && i == AXP803_DC1SW) ||
1653 		    (regulators == axp809_regulators && i == AXP809_DC1SW) ||
1654 		    (regulators == axp15060_regulators && i == AXP15060_SW)) {
1655 			new_desc = devm_kzalloc(&pdev->dev, sizeof(*desc),
1656 						GFP_KERNEL);
1657 			if (!new_desc)
1658 				return -ENOMEM;
1659 
1660 			*new_desc = regulators[i];
1661 			new_desc->supply_name = dcdc1_name;
1662 			desc = new_desc;
1663 		}
1664 
1665 		if ((regulators == axp22x_regulators && i == AXP22X_DC5LDO) ||
1666 		    (regulators == axp809_regulators && i == AXP809_DC5LDO) ||
1667 		    (regulators == axp15060_regulators && i == AXP15060_CPUSLDO)) {
1668 			new_desc = devm_kzalloc(&pdev->dev, sizeof(*desc),
1669 						GFP_KERNEL);
1670 			if (!new_desc)
1671 				return -ENOMEM;
1672 
1673 			*new_desc = regulators[i];
1674 			new_desc->supply_name = dcdc5_name;
1675 			desc = new_desc;
1676 		}
1677 
1678 
1679 		if (regulators == axp15060_regulators && i == AXP15060_RTC_LDO) {
1680 			new_desc = devm_kzalloc(&pdev->dev, sizeof(*desc),
1681 						GFP_KERNEL);
1682 			if (!new_desc)
1683 				return -ENOMEM;
1684 
1685 			*new_desc = regulators[i];
1686 			new_desc->supply_name = aldo1_name;
1687 			desc = new_desc;
1688 		}
1689 
1690 		rdev = devm_regulator_register(&pdev->dev, desc, &config);
1691 		if (IS_ERR(rdev)) {
1692 			dev_err(&pdev->dev, "Failed to register %s\n",
1693 				regulators[i].name);
1694 
1695 			return PTR_ERR(rdev);
1696 		}
1697 
1698 		ret = of_property_read_u32(rdev->dev.of_node,
1699 					   "x-powers,dcdc-workmode",
1700 					   &workmode);
1701 		if (!ret) {
1702 			if (axp20x_set_dcdc_workmode(rdev, i, workmode))
1703 				dev_err(&pdev->dev, "Failed to set workmode on %s\n",
1704 					rdev->desc->name);
1705 		}
1706 
1707 		/*
1708 		 * Save AXP22X DCDC1 / DCDC5 / AXP15060 ALDO1 regulator names for later.
1709 		 */
1710 		if ((regulators == axp22x_regulators && i == AXP22X_DCDC1) ||
1711 		    (regulators == axp809_regulators && i == AXP809_DCDC1) ||
1712 		    (regulators == axp15060_regulators && i == AXP15060_DCDC1))
1713 			of_property_read_string(rdev->dev.of_node,
1714 						"regulator-name",
1715 						&dcdc1_name);
1716 
1717 		if ((regulators == axp22x_regulators && i == AXP22X_DCDC5) ||
1718 		    (regulators == axp809_regulators && i == AXP809_DCDC5) ||
1719 		    (regulators == axp15060_regulators && i == AXP15060_DCDC5))
1720 			of_property_read_string(rdev->dev.of_node,
1721 						"regulator-name",
1722 						&dcdc5_name);
1723 
1724 		if (regulators == axp15060_regulators && i == AXP15060_ALDO1)
1725 			of_property_read_string(rdev->dev.of_node,
1726 						"regulator-name",
1727 						&aldo1_name);
1728 	}
1729 
1730 	if (drivevbus) {
1731 		/* Change N_VBUSEN sense pin to DRIVEVBUS output pin */
1732 		regmap_update_bits(axp20x->regmap, AXP20X_OVER_TMP,
1733 				   AXP22X_MISC_N_VBUSEN_FUNC, 0);
1734 		rdev = devm_regulator_register(&pdev->dev,
1735 					       &axp22x_drivevbus_regulator,
1736 					       &config);
1737 		if (IS_ERR(rdev)) {
1738 			dev_err(&pdev->dev, "Failed to register drivevbus\n");
1739 			return PTR_ERR(rdev);
1740 		}
1741 	}
1742 
1743 	return 0;
1744 }
1745 
1746 static struct platform_driver axp20x_regulator_driver = {
1747 	.probe	= axp20x_regulator_probe,
1748 	.driver	= {
1749 		.name		= "axp20x-regulator",
1750 		.probe_type	= PROBE_PREFER_ASYNCHRONOUS,
1751 	},
1752 };
1753 
1754 module_platform_driver(axp20x_regulator_driver);
1755 
1756 MODULE_LICENSE("GPL v2");
1757 MODULE_AUTHOR("Carlo Caione <carlo@caione.org>");
1758 MODULE_DESCRIPTION("Regulator Driver for AXP20X PMIC");
1759 MODULE_ALIAS("platform:axp20x-regulator");
1760