xref: /linux/drivers/regulator/axp20x-regulator.c (revision c532de5a67a70f8533d495f8f2aaa9a0491c3ad0)
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(_family, _id, _match, _supply, _ranges, _n_voltages,	\
423 			_vreg, _vmask, _ereg, _emask)				\
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 		.ops		= &axp20x_ops_range,				\
440 	}
441 
442 static const int axp209_dcdc2_ldo3_slew_rates[] = {
443 	1600,
444 	 800,
445 };
446 
447 static int axp20x_set_ramp_delay(struct regulator_dev *rdev, int ramp)
448 {
449 	struct axp20x_dev *axp20x = rdev_get_drvdata(rdev);
450 	int id = rdev_get_id(rdev);
451 	u8 reg, mask, enable, cfg = 0xff;
452 	const int *slew_rates;
453 	int rate_count = 0;
454 
455 	switch (axp20x->variant) {
456 	case AXP209_ID:
457 		if (id == AXP20X_DCDC2) {
458 			slew_rates = axp209_dcdc2_ldo3_slew_rates;
459 			rate_count = ARRAY_SIZE(axp209_dcdc2_ldo3_slew_rates);
460 			reg = AXP20X_DCDC2_LDO3_V_RAMP;
461 			mask = AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_RATE_MASK |
462 			       AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_EN_MASK;
463 			enable = (ramp > 0) ?
464 				 AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_EN : 0;
465 			break;
466 		}
467 
468 		if (id == AXP20X_LDO3) {
469 			slew_rates = axp209_dcdc2_ldo3_slew_rates;
470 			rate_count = ARRAY_SIZE(axp209_dcdc2_ldo3_slew_rates);
471 			reg = AXP20X_DCDC2_LDO3_V_RAMP;
472 			mask = AXP20X_DCDC2_LDO3_V_RAMP_LDO3_RATE_MASK |
473 			       AXP20X_DCDC2_LDO3_V_RAMP_LDO3_EN_MASK;
474 			enable = (ramp > 0) ?
475 				 AXP20X_DCDC2_LDO3_V_RAMP_LDO3_EN : 0;
476 			break;
477 		}
478 
479 		if (rate_count > 0)
480 			break;
481 
482 		fallthrough;
483 	default:
484 		/* Not supported for this regulator */
485 		return -ENOTSUPP;
486 	}
487 
488 	if (ramp == 0) {
489 		cfg = enable;
490 	} else {
491 		int i;
492 
493 		for (i = 0; i < rate_count; i++) {
494 			if (ramp > slew_rates[i])
495 				break;
496 
497 			if (id == AXP20X_DCDC2)
498 				cfg = AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_RATE(i);
499 			else
500 				cfg = AXP20X_DCDC2_LDO3_V_RAMP_LDO3_RATE(i);
501 		}
502 
503 		if (cfg == 0xff) {
504 			dev_err(axp20x->dev, "unsupported ramp value %d", ramp);
505 			return -EINVAL;
506 		}
507 
508 		cfg |= enable;
509 	}
510 
511 	return regmap_update_bits(axp20x->regmap, reg, mask, cfg);
512 }
513 
514 static int axp20x_regulator_enable_regmap(struct regulator_dev *rdev)
515 {
516 	struct axp20x_dev *axp20x = rdev_get_drvdata(rdev);
517 	int id = rdev_get_id(rdev);
518 
519 	switch (axp20x->variant) {
520 	case AXP209_ID:
521 		if ((id == AXP20X_LDO3) &&
522 		    rdev->constraints && rdev->constraints->soft_start) {
523 			int v_out;
524 			int ret;
525 
526 			/*
527 			 * On some boards, the LDO3 can be overloaded when
528 			 * turning on, causing the entire PMIC to shutdown
529 			 * without warning. Turning it on at the minimal voltage
530 			 * and then setting the voltage to the requested value
531 			 * works reliably.
532 			 */
533 			if (regulator_is_enabled_regmap(rdev))
534 				break;
535 
536 			v_out = regulator_get_voltage_sel_regmap(rdev);
537 			if (v_out < 0)
538 				return v_out;
539 
540 			if (v_out == 0)
541 				break;
542 
543 			ret = regulator_set_voltage_sel_regmap(rdev, 0x00);
544 			/*
545 			 * A small pause is needed between
546 			 * setting the voltage and enabling the LDO to give the
547 			 * internal state machine time to process the request.
548 			 */
549 			usleep_range(1000, 5000);
550 			ret |= regulator_enable_regmap(rdev);
551 			ret |= regulator_set_voltage_sel_regmap(rdev, v_out);
552 
553 			return ret;
554 		}
555 		break;
556 	default:
557 		/* No quirks */
558 		break;
559 	}
560 
561 	return regulator_enable_regmap(rdev);
562 };
563 
564 static const struct regulator_ops axp20x_ops_fixed = {
565 	.list_voltage		= regulator_list_voltage_linear,
566 };
567 
568 static const struct regulator_ops axp20x_ops_range = {
569 	.set_voltage_sel	= regulator_set_voltage_sel_regmap,
570 	.get_voltage_sel	= regulator_get_voltage_sel_regmap,
571 	.list_voltage		= regulator_list_voltage_linear_range,
572 	.enable			= regulator_enable_regmap,
573 	.disable		= regulator_disable_regmap,
574 	.is_enabled		= regulator_is_enabled_regmap,
575 };
576 
577 static const struct regulator_ops axp20x_ops = {
578 	.set_voltage_sel	= regulator_set_voltage_sel_regmap,
579 	.get_voltage_sel	= regulator_get_voltage_sel_regmap,
580 	.list_voltage		= regulator_list_voltage_linear,
581 	.enable			= axp20x_regulator_enable_regmap,
582 	.disable		= regulator_disable_regmap,
583 	.is_enabled		= regulator_is_enabled_regmap,
584 	.set_ramp_delay		= axp20x_set_ramp_delay,
585 };
586 
587 static const struct regulator_ops axp20x_ops_sw = {
588 	.enable			= regulator_enable_regmap,
589 	.disable		= regulator_disable_regmap,
590 	.is_enabled		= regulator_is_enabled_regmap,
591 };
592 
593 static const struct linear_range axp20x_ldo4_ranges[] = {
594 	REGULATOR_LINEAR_RANGE(1250000,
595 			       AXP20X_LDO4_V_OUT_1250mV_START,
596 			       AXP20X_LDO4_V_OUT_1250mV_END,
597 			       0),
598 	REGULATOR_LINEAR_RANGE(1300000,
599 			       AXP20X_LDO4_V_OUT_1300mV_START,
600 			       AXP20X_LDO4_V_OUT_1300mV_END,
601 			       100000),
602 	REGULATOR_LINEAR_RANGE(2500000,
603 			       AXP20X_LDO4_V_OUT_2500mV_START,
604 			       AXP20X_LDO4_V_OUT_2500mV_END,
605 			       0),
606 	REGULATOR_LINEAR_RANGE(2700000,
607 			       AXP20X_LDO4_V_OUT_2700mV_START,
608 			       AXP20X_LDO4_V_OUT_2700mV_END,
609 			       100000),
610 	REGULATOR_LINEAR_RANGE(3000000,
611 			       AXP20X_LDO4_V_OUT_3000mV_START,
612 			       AXP20X_LDO4_V_OUT_3000mV_END,
613 			       100000),
614 };
615 
616 static const struct regulator_desc axp20x_regulators[] = {
617 	AXP_DESC(AXP20X, DCDC2, "dcdc2", "vin2", 700, 2275, 25,
618 		 AXP20X_DCDC2_V_OUT, AXP20X_DCDC2_V_OUT_MASK,
619 		 AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_DCDC2_MASK),
620 	AXP_DESC(AXP20X, DCDC3, "dcdc3", "vin3", 700, 3500, 25,
621 		 AXP20X_DCDC3_V_OUT, AXP20X_DCDC3_V_OUT_MASK,
622 		 AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_DCDC3_MASK),
623 	AXP_DESC_FIXED(AXP20X, LDO1, "ldo1", "acin", 1300),
624 	AXP_DESC(AXP20X, LDO2, "ldo2", "ldo24in", 1800, 3300, 100,
625 		 AXP20X_LDO24_V_OUT, AXP20X_LDO2_V_OUT_MASK,
626 		 AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_LDO2_MASK),
627 	AXP_DESC(AXP20X, LDO3, "ldo3", "ldo3in", 700, 3500, 25,
628 		 AXP20X_LDO3_V_OUT, AXP20X_LDO3_V_OUT_MASK,
629 		 AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_LDO3_MASK),
630 	AXP_DESC_RANGES(AXP20X, LDO4, "ldo4", "ldo24in",
631 			axp20x_ldo4_ranges, AXP20X_LDO4_V_OUT_NUM_VOLTAGES,
632 			AXP20X_LDO24_V_OUT, AXP20X_LDO4_V_OUT_MASK,
633 			AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_LDO4_MASK),
634 	AXP_DESC_IO(AXP20X, LDO5, "ldo5", "ldo5in", 1800, 3300, 100,
635 		    AXP20X_LDO5_V_OUT, AXP20X_LDO5_V_OUT_MASK,
636 		    AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK,
637 		    AXP20X_IO_ENABLED, AXP20X_IO_DISABLED),
638 };
639 
640 static const struct regulator_desc axp22x_regulators[] = {
641 	AXP_DESC(AXP22X, DCDC1, "dcdc1", "vin1", 1600, 3400, 100,
642 		 AXP22X_DCDC1_V_OUT, AXP22X_DCDC1_V_OUT_MASK,
643 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC1_MASK),
644 	AXP_DESC(AXP22X, DCDC2, "dcdc2", "vin2", 600, 1540, 20,
645 		 AXP22X_DCDC2_V_OUT, AXP22X_DCDC2_V_OUT_MASK,
646 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC2_MASK),
647 	AXP_DESC(AXP22X, DCDC3, "dcdc3", "vin3", 600, 1860, 20,
648 		 AXP22X_DCDC3_V_OUT, AXP22X_DCDC3_V_OUT_MASK,
649 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC3_MASK),
650 	AXP_DESC(AXP22X, DCDC4, "dcdc4", "vin4", 600, 1540, 20,
651 		 AXP22X_DCDC4_V_OUT, AXP22X_DCDC4_V_OUT_MASK,
652 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC4_MASK),
653 	AXP_DESC(AXP22X, DCDC5, "dcdc5", "vin5", 1000, 2550, 50,
654 		 AXP22X_DCDC5_V_OUT, AXP22X_DCDC5_V_OUT_MASK,
655 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC5_MASK),
656 	/* secondary switchable output of DCDC1 */
657 	AXP_DESC_SW(AXP22X, DC1SW, "dc1sw", NULL,
658 		    AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DC1SW_MASK),
659 	/* LDO regulator internally chained to DCDC5 */
660 	AXP_DESC(AXP22X, DC5LDO, "dc5ldo", NULL, 700, 1400, 100,
661 		 AXP22X_DC5LDO_V_OUT, AXP22X_DC5LDO_V_OUT_MASK,
662 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DC5LDO_MASK),
663 	AXP_DESC(AXP22X, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
664 		 AXP22X_ALDO1_V_OUT, AXP22X_ALDO1_V_OUT_MASK,
665 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_ALDO1_MASK),
666 	AXP_DESC(AXP22X, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
667 		 AXP22X_ALDO2_V_OUT, AXP22X_ALDO2_V_OUT_MASK,
668 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_ALDO2_MASK),
669 	AXP_DESC(AXP22X, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
670 		 AXP22X_ALDO3_V_OUT, AXP22X_ALDO3_V_OUT_MASK,
671 		 AXP22X_PWR_OUT_CTRL3, AXP22X_PWR_OUT_ALDO3_MASK),
672 	AXP_DESC(AXP22X, DLDO1, "dldo1", "dldoin", 700, 3300, 100,
673 		 AXP22X_DLDO1_V_OUT, AXP22X_DLDO1_V_OUT_MASK,
674 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO1_MASK),
675 	AXP_DESC(AXP22X, DLDO2, "dldo2", "dldoin", 700, 3300, 100,
676 		 AXP22X_DLDO2_V_OUT, AXP22X_DLDO2_V_OUT_MASK,
677 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO2_MASK),
678 	AXP_DESC(AXP22X, DLDO3, "dldo3", "dldoin", 700, 3300, 100,
679 		 AXP22X_DLDO3_V_OUT, AXP22X_DLDO3_V_OUT_MASK,
680 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO3_MASK),
681 	AXP_DESC(AXP22X, DLDO4, "dldo4", "dldoin", 700, 3300, 100,
682 		 AXP22X_DLDO4_V_OUT, AXP22X_DLDO4_V_OUT_MASK,
683 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO4_MASK),
684 	AXP_DESC(AXP22X, ELDO1, "eldo1", "eldoin", 700, 3300, 100,
685 		 AXP22X_ELDO1_V_OUT, AXP22X_ELDO1_V_OUT_MASK,
686 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO1_MASK),
687 	AXP_DESC(AXP22X, ELDO2, "eldo2", "eldoin", 700, 3300, 100,
688 		 AXP22X_ELDO2_V_OUT, AXP22X_ELDO2_V_OUT_MASK,
689 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO2_MASK),
690 	AXP_DESC(AXP22X, ELDO3, "eldo3", "eldoin", 700, 3300, 100,
691 		 AXP22X_ELDO3_V_OUT, AXP22X_ELDO3_V_OUT_MASK,
692 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO3_MASK),
693 	/* Note the datasheet only guarantees reliable operation up to
694 	 * 3.3V, this needs to be enforced via dts provided constraints */
695 	AXP_DESC_IO(AXP22X, LDO_IO0, "ldo_io0", "ips", 700, 3800, 100,
696 		    AXP22X_LDO_IO0_V_OUT, AXP22X_LDO_IO0_V_OUT_MASK,
697 		    AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK,
698 		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
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_IO1, "ldo_io1", "ips", 700, 3800, 100,
702 		    AXP22X_LDO_IO1_V_OUT, AXP22X_LDO_IO1_V_OUT_MASK,
703 		    AXP20X_GPIO1_CTRL, AXP20X_GPIO1_FUNC_MASK,
704 		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
705 	AXP_DESC_FIXED(AXP22X, RTC_LDO, "rtc_ldo", "ips", 3000),
706 };
707 
708 static const struct regulator_desc axp22x_drivevbus_regulator = {
709 	.name		= "drivevbus",
710 	.supply_name	= "drivevbus",
711 	.of_match	= of_match_ptr("drivevbus"),
712 	.regulators_node = of_match_ptr("regulators"),
713 	.type		= REGULATOR_VOLTAGE,
714 	.owner		= THIS_MODULE,
715 	.enable_reg	= AXP20X_VBUS_IPSOUT_MGMT,
716 	.enable_mask	= AXP20X_VBUS_IPSOUT_MGMT_MASK,
717 	.ops		= &axp20x_ops_sw,
718 };
719 
720 static const struct linear_range axp313a_dcdc1_ranges[] = {
721 	REGULATOR_LINEAR_RANGE(500000,   0,  70,  10000),
722 	REGULATOR_LINEAR_RANGE(1220000, 71,  87,  20000),
723 	REGULATOR_LINEAR_RANGE(1600000, 88, 106, 100000),
724 };
725 
726 static const struct linear_range axp313a_dcdc2_ranges[] = {
727 	REGULATOR_LINEAR_RANGE(500000,   0, 70, 10000),
728 	REGULATOR_LINEAR_RANGE(1220000, 71, 87, 20000),
729 };
730 
731 /*
732  * This is deviating from the datasheet. The values here are taken from the
733  * BSP driver and have been confirmed by measurements.
734  */
735 static const struct linear_range axp313a_dcdc3_ranges[] = {
736 	REGULATOR_LINEAR_RANGE(500000,   0,  70, 10000),
737 	REGULATOR_LINEAR_RANGE(1220000, 71, 102, 20000),
738 };
739 
740 static const struct regulator_desc axp313a_regulators[] = {
741 	AXP_DESC_RANGES(AXP313A, DCDC1, "dcdc1", "vin1",
742 			axp313a_dcdc1_ranges, AXP313A_DCDC1_NUM_VOLTAGES,
743 			AXP313A_DCDC1_CONTROL, AXP313A_DCDC_V_OUT_MASK,
744 			AXP313A_OUTPUT_CONTROL, BIT(0)),
745 	AXP_DESC_RANGES(AXP313A, DCDC2, "dcdc2", "vin2",
746 			axp313a_dcdc2_ranges, AXP313A_DCDC23_NUM_VOLTAGES,
747 			AXP313A_DCDC2_CONTROL, AXP313A_DCDC_V_OUT_MASK,
748 			AXP313A_OUTPUT_CONTROL, BIT(1)),
749 	AXP_DESC_RANGES(AXP313A, DCDC3, "dcdc3", "vin3",
750 			axp313a_dcdc3_ranges, AXP313A_DCDC23_NUM_VOLTAGES,
751 			AXP313A_DCDC3_CONTROL, AXP313A_DCDC_V_OUT_MASK,
752 			AXP313A_OUTPUT_CONTROL, BIT(2)),
753 	AXP_DESC(AXP313A, ALDO1, "aldo1", "vin1", 500, 3500, 100,
754 		 AXP313A_ALDO1_CONTROL, AXP313A_LDO_V_OUT_MASK,
755 		 AXP313A_OUTPUT_CONTROL, BIT(3)),
756 	AXP_DESC(AXP313A, DLDO1, "dldo1", "vin1", 500, 3500, 100,
757 		 AXP313A_DLDO1_CONTROL, AXP313A_LDO_V_OUT_MASK,
758 		 AXP313A_OUTPUT_CONTROL, BIT(4)),
759 	AXP_DESC_FIXED(AXP313A, RTC_LDO, "rtc-ldo", "vin1", 1800),
760 };
761 
762 static const struct linear_range axp717_dcdc1_ranges[] = {
763 	REGULATOR_LINEAR_RANGE(500000,   0, 70, 10000),
764 	REGULATOR_LINEAR_RANGE(1220000, 71, 87, 20000),
765 };
766 
767 /*
768  * The manual says that the last voltage is 3.4V, encoded as 0b1101011 (107),
769  * but every other method proves that this is wrong, so it's really 106 that
770  * programs the final 3.4V.
771  */
772 static const struct linear_range axp717_dcdc2_ranges[] = {
773 	REGULATOR_LINEAR_RANGE(500000,   0,  70,  10000),
774 	REGULATOR_LINEAR_RANGE(1220000, 71,  87,  20000),
775 	REGULATOR_LINEAR_RANGE(1600000, 88, 106, 100000),
776 };
777 
778 static const struct linear_range axp717_dcdc3_ranges[] = {
779 	REGULATOR_LINEAR_RANGE(500000,   0,  70, 10000),
780 	REGULATOR_LINEAR_RANGE(1220000, 71, 102, 20000),
781 };
782 
783 static const struct regulator_desc axp717_regulators[] = {
784 	AXP_DESC_RANGES(AXP717, DCDC1, "dcdc1", "vin1",
785 			axp717_dcdc1_ranges, AXP717_DCDC1_NUM_VOLTAGES,
786 			AXP717_DCDC1_CONTROL, AXP717_DCDC_V_OUT_MASK,
787 			AXP717_DCDC_OUTPUT_CONTROL, BIT(0)),
788 	AXP_DESC_RANGES(AXP717, DCDC2, "dcdc2", "vin2",
789 			axp717_dcdc2_ranges, AXP717_DCDC2_NUM_VOLTAGES,
790 			AXP717_DCDC2_CONTROL, AXP717_DCDC_V_OUT_MASK,
791 			AXP717_DCDC_OUTPUT_CONTROL, BIT(1)),
792 	AXP_DESC_RANGES(AXP717, DCDC3, "dcdc3", "vin3",
793 			axp717_dcdc3_ranges, AXP717_DCDC3_NUM_VOLTAGES,
794 			AXP717_DCDC3_CONTROL, AXP717_DCDC_V_OUT_MASK,
795 			AXP717_DCDC_OUTPUT_CONTROL, BIT(2)),
796 	AXP_DESC(AXP717, DCDC4, "dcdc4", "vin4", 1000, 3700, 100,
797 		 AXP717_DCDC4_CONTROL, AXP717_DCDC_V_OUT_MASK,
798 		 AXP717_DCDC_OUTPUT_CONTROL, BIT(3)),
799 	AXP_DESC(AXP717, ALDO1, "aldo1", "aldoin", 500, 3500, 100,
800 		 AXP717_ALDO1_CONTROL, AXP717_LDO_V_OUT_MASK,
801 		 AXP717_LDO0_OUTPUT_CONTROL, BIT(0)),
802 	AXP_DESC(AXP717, ALDO2, "aldo2", "aldoin", 500, 3500, 100,
803 		 AXP717_ALDO2_CONTROL, AXP717_LDO_V_OUT_MASK,
804 		 AXP717_LDO0_OUTPUT_CONTROL, BIT(1)),
805 	AXP_DESC(AXP717, ALDO3, "aldo3", "aldoin", 500, 3500, 100,
806 		 AXP717_ALDO3_CONTROL, AXP717_LDO_V_OUT_MASK,
807 		 AXP717_LDO0_OUTPUT_CONTROL, BIT(2)),
808 	AXP_DESC(AXP717, ALDO4, "aldo4", "aldoin", 500, 3500, 100,
809 		 AXP717_ALDO4_CONTROL, AXP717_LDO_V_OUT_MASK,
810 		 AXP717_LDO0_OUTPUT_CONTROL, BIT(3)),
811 	AXP_DESC(AXP717, BLDO1, "bldo1", "bldoin", 500, 3500, 100,
812 		 AXP717_BLDO1_CONTROL, AXP717_LDO_V_OUT_MASK,
813 		 AXP717_LDO0_OUTPUT_CONTROL, BIT(4)),
814 	AXP_DESC(AXP717, BLDO2, "bldo2", "bldoin", 500, 3500, 100,
815 		 AXP717_BLDO2_CONTROL, AXP717_LDO_V_OUT_MASK,
816 		 AXP717_LDO0_OUTPUT_CONTROL, BIT(5)),
817 	AXP_DESC(AXP717, BLDO3, "bldo3", "bldoin", 500, 3500, 100,
818 		 AXP717_BLDO3_CONTROL, AXP717_LDO_V_OUT_MASK,
819 		 AXP717_LDO0_OUTPUT_CONTROL, BIT(6)),
820 	AXP_DESC(AXP717, BLDO4, "bldo4", "bldoin", 500, 3500, 100,
821 		 AXP717_BLDO4_CONTROL, AXP717_LDO_V_OUT_MASK,
822 		 AXP717_LDO0_OUTPUT_CONTROL, BIT(7)),
823 	AXP_DESC(AXP717, CLDO1, "cldo1", "cldoin", 500, 3500, 100,
824 		 AXP717_CLDO1_CONTROL, AXP717_LDO_V_OUT_MASK,
825 		 AXP717_LDO1_OUTPUT_CONTROL, BIT(0)),
826 	AXP_DESC(AXP717, CLDO2, "cldo2", "cldoin", 500, 3500, 100,
827 		 AXP717_CLDO2_CONTROL, AXP717_LDO_V_OUT_MASK,
828 		 AXP717_LDO1_OUTPUT_CONTROL, BIT(1)),
829 	AXP_DESC(AXP717, CLDO3, "cldo3", "cldoin", 500, 3500, 100,
830 		 AXP717_CLDO3_CONTROL, AXP717_LDO_V_OUT_MASK,
831 		 AXP717_LDO1_OUTPUT_CONTROL, BIT(2)),
832 	AXP_DESC(AXP717, CLDO4, "cldo4", "cldoin", 500, 3500, 100,
833 		 AXP717_CLDO4_CONTROL, AXP717_LDO_V_OUT_MASK,
834 		 AXP717_LDO1_OUTPUT_CONTROL, BIT(3)),
835 	AXP_DESC(AXP717, CPUSLDO, "cpusldo", "vin1", 500, 1400, 50,
836 		 AXP717_CPUSLDO_CONTROL, AXP717_LDO_V_OUT_MASK,
837 		 AXP717_LDO1_OUTPUT_CONTROL, BIT(4)),
838 	AXP_DESC(AXP717, BOOST, "boost", "vin1", 4550, 5510, 64,
839 		 AXP717_BOOST_CONTROL, AXP717_BOOST_V_OUT_MASK,
840 		 AXP717_MODULE_EN_CONTROL_2, BIT(4)),
841 };
842 
843 /* DCDC ranges shared with AXP813 */
844 static const struct linear_range axp803_dcdc234_ranges[] = {
845 	REGULATOR_LINEAR_RANGE(500000,
846 			       AXP803_DCDC234_500mV_START,
847 			       AXP803_DCDC234_500mV_END,
848 			       10000),
849 	REGULATOR_LINEAR_RANGE(1220000,
850 			       AXP803_DCDC234_1220mV_START,
851 			       AXP803_DCDC234_1220mV_END,
852 			       20000),
853 };
854 
855 static const struct linear_range axp803_dcdc5_ranges[] = {
856 	REGULATOR_LINEAR_RANGE(800000,
857 			       AXP803_DCDC5_800mV_START,
858 			       AXP803_DCDC5_800mV_END,
859 			       10000),
860 	REGULATOR_LINEAR_RANGE(1140000,
861 			       AXP803_DCDC5_1140mV_START,
862 			       AXP803_DCDC5_1140mV_END,
863 			       20000),
864 };
865 
866 static const struct linear_range axp803_dcdc6_ranges[] = {
867 	REGULATOR_LINEAR_RANGE(600000,
868 			       AXP803_DCDC6_600mV_START,
869 			       AXP803_DCDC6_600mV_END,
870 			       10000),
871 	REGULATOR_LINEAR_RANGE(1120000,
872 			       AXP803_DCDC6_1120mV_START,
873 			       AXP803_DCDC6_1120mV_END,
874 			       20000),
875 };
876 
877 /* AXP806's CLDO2 and AXP809's DLDO1 share the same range */
878 static const struct linear_range axp803_dldo2_ranges[] = {
879 	REGULATOR_LINEAR_RANGE(700000,
880 			       AXP803_DLDO2_700mV_START,
881 			       AXP803_DLDO2_700mV_END,
882 			       100000),
883 	REGULATOR_LINEAR_RANGE(3400000,
884 			       AXP803_DLDO2_3400mV_START,
885 			       AXP803_DLDO2_3400mV_END,
886 			       200000),
887 };
888 
889 static const struct regulator_desc axp803_regulators[] = {
890 	AXP_DESC(AXP803, DCDC1, "dcdc1", "vin1", 1600, 3400, 100,
891 		 AXP803_DCDC1_V_OUT, AXP803_DCDC1_V_OUT_MASK,
892 		 AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC1_MASK),
893 	AXP_DESC_RANGES(AXP803, DCDC2, "dcdc2", "vin2",
894 			axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
895 			AXP803_DCDC2_V_OUT, AXP803_DCDC2_V_OUT_MASK,
896 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC2_MASK),
897 	AXP_DESC_RANGES(AXP803, DCDC3, "dcdc3", "vin3",
898 			axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
899 			AXP803_DCDC3_V_OUT, AXP803_DCDC3_V_OUT_MASK,
900 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC3_MASK),
901 	AXP_DESC_RANGES(AXP803, DCDC4, "dcdc4", "vin4",
902 			axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
903 			AXP803_DCDC4_V_OUT, AXP803_DCDC4_V_OUT_MASK,
904 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC4_MASK),
905 	AXP_DESC_RANGES(AXP803, DCDC5, "dcdc5", "vin5",
906 			axp803_dcdc5_ranges, AXP803_DCDC5_NUM_VOLTAGES,
907 			AXP803_DCDC5_V_OUT, AXP803_DCDC5_V_OUT_MASK,
908 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC5_MASK),
909 	AXP_DESC_RANGES(AXP803, DCDC6, "dcdc6", "vin6",
910 			axp803_dcdc6_ranges, AXP803_DCDC6_NUM_VOLTAGES,
911 			AXP803_DCDC6_V_OUT, AXP803_DCDC6_V_OUT_MASK,
912 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC6_MASK),
913 	/* secondary switchable output of DCDC1 */
914 	AXP_DESC_SW(AXP803, DC1SW, "dc1sw", NULL,
915 		    AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DC1SW_MASK),
916 	AXP_DESC(AXP803, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
917 		 AXP22X_ALDO1_V_OUT, AXP22X_ALDO1_V_OUT_MASK,
918 		 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO1_MASK),
919 	AXP_DESC(AXP803, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
920 		 AXP22X_ALDO2_V_OUT, AXP22X_ALDO2_V_OUT_MASK,
921 		 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO2_MASK),
922 	AXP_DESC(AXP803, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
923 		 AXP22X_ALDO3_V_OUT, AXP22X_ALDO3_V_OUT_MASK,
924 		 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO3_MASK),
925 	AXP_DESC(AXP803, DLDO1, "dldo1", "dldoin", 700, 3300, 100,
926 		 AXP22X_DLDO1_V_OUT, AXP22X_DLDO1_V_OUT_MASK,
927 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO1_MASK),
928 	AXP_DESC_RANGES(AXP803, DLDO2, "dldo2", "dldoin",
929 			axp803_dldo2_ranges, AXP803_DLDO2_NUM_VOLTAGES,
930 			AXP22X_DLDO2_V_OUT, AXP22X_DLDO2_V_OUT_MASK,
931 			AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO2_MASK),
932 	AXP_DESC(AXP803, DLDO3, "dldo3", "dldoin", 700, 3300, 100,
933 		 AXP22X_DLDO3_V_OUT, AXP22X_DLDO3_V_OUT_MASK,
934 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO3_MASK),
935 	AXP_DESC(AXP803, DLDO4, "dldo4", "dldoin", 700, 3300, 100,
936 		 AXP22X_DLDO4_V_OUT, AXP22X_DLDO4_V_OUT_MASK,
937 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO4_MASK),
938 	AXP_DESC(AXP803, ELDO1, "eldo1", "eldoin", 700, 1900, 50,
939 		 AXP22X_ELDO1_V_OUT, AXP22X_ELDO1_V_OUT_MASK,
940 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO1_MASK),
941 	AXP_DESC(AXP803, ELDO2, "eldo2", "eldoin", 700, 1900, 50,
942 		 AXP22X_ELDO2_V_OUT, AXP22X_ELDO2_V_OUT_MASK,
943 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO2_MASK),
944 	AXP_DESC(AXP803, ELDO3, "eldo3", "eldoin", 700, 1900, 50,
945 		 AXP22X_ELDO3_V_OUT, AXP22X_ELDO3_V_OUT_MASK,
946 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO3_MASK),
947 	AXP_DESC(AXP803, FLDO1, "fldo1", "fldoin", 700, 1450, 50,
948 		 AXP803_FLDO1_V_OUT, AXP803_FLDO1_V_OUT_MASK,
949 		 AXP22X_PWR_OUT_CTRL3, AXP803_PWR_OUT_FLDO1_MASK),
950 	AXP_DESC(AXP803, FLDO2, "fldo2", "fldoin", 700, 1450, 50,
951 		 AXP803_FLDO2_V_OUT, AXP803_FLDO2_V_OUT_MASK,
952 		 AXP22X_PWR_OUT_CTRL3, AXP803_PWR_OUT_FLDO2_MASK),
953 	AXP_DESC_IO(AXP803, LDO_IO0, "ldo-io0", "ips", 700, 3300, 100,
954 		    AXP22X_LDO_IO0_V_OUT, AXP22X_LDO_IO0_V_OUT_MASK,
955 		    AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK,
956 		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
957 	AXP_DESC_IO(AXP803, LDO_IO1, "ldo-io1", "ips", 700, 3300, 100,
958 		    AXP22X_LDO_IO1_V_OUT, AXP22X_LDO_IO1_V_OUT_MASK,
959 		    AXP20X_GPIO1_CTRL, AXP20X_GPIO1_FUNC_MASK,
960 		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
961 	AXP_DESC_FIXED(AXP803, RTC_LDO, "rtc-ldo", "ips", 3000),
962 };
963 
964 static const struct linear_range axp806_dcdca_ranges[] = {
965 	REGULATOR_LINEAR_RANGE(600000,
966 			       AXP806_DCDCA_600mV_START,
967 			       AXP806_DCDCA_600mV_END,
968 			       10000),
969 	REGULATOR_LINEAR_RANGE(1120000,
970 			       AXP806_DCDCA_1120mV_START,
971 			       AXP806_DCDCA_1120mV_END,
972 			       20000),
973 };
974 
975 static const struct linear_range axp806_dcdcd_ranges[] = {
976 	REGULATOR_LINEAR_RANGE(600000,
977 			       AXP806_DCDCD_600mV_START,
978 			       AXP806_DCDCD_600mV_END,
979 			       20000),
980 	REGULATOR_LINEAR_RANGE(1600000,
981 			       AXP806_DCDCD_1600mV_START,
982 			       AXP806_DCDCD_1600mV_END,
983 			       100000),
984 };
985 
986 static const struct regulator_desc axp806_regulators[] = {
987 	AXP_DESC_RANGES(AXP806, DCDCA, "dcdca", "vina",
988 			axp806_dcdca_ranges, AXP806_DCDCA_NUM_VOLTAGES,
989 			AXP806_DCDCA_V_CTRL, AXP806_DCDCA_V_CTRL_MASK,
990 			AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCA_MASK),
991 	AXP_DESC(AXP806, DCDCB, "dcdcb", "vinb", 1000, 2550, 50,
992 		 AXP806_DCDCB_V_CTRL, AXP806_DCDCB_V_CTRL_MASK,
993 		 AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCB_MASK),
994 	AXP_DESC_RANGES(AXP806, DCDCC, "dcdcc", "vinc",
995 			axp806_dcdca_ranges, AXP806_DCDCA_NUM_VOLTAGES,
996 			AXP806_DCDCC_V_CTRL, AXP806_DCDCC_V_CTRL_MASK,
997 			AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCC_MASK),
998 	AXP_DESC_RANGES(AXP806, DCDCD, "dcdcd", "vind",
999 			axp806_dcdcd_ranges, AXP806_DCDCD_NUM_VOLTAGES,
1000 			AXP806_DCDCD_V_CTRL, AXP806_DCDCD_V_CTRL_MASK,
1001 			AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCD_MASK),
1002 	AXP_DESC(AXP806, DCDCE, "dcdce", "vine", 1100, 3400, 100,
1003 		 AXP806_DCDCE_V_CTRL, AXP806_DCDCE_V_CTRL_MASK,
1004 		 AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCE_MASK),
1005 	AXP_DESC(AXP806, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
1006 		 AXP806_ALDO1_V_CTRL, AXP806_ALDO1_V_CTRL_MASK,
1007 		 AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_ALDO1_MASK),
1008 	AXP_DESC(AXP806, ALDO2, "aldo2", "aldoin", 700, 3400, 100,
1009 		 AXP806_ALDO2_V_CTRL, AXP806_ALDO2_V_CTRL_MASK,
1010 		 AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_ALDO2_MASK),
1011 	AXP_DESC(AXP806, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
1012 		 AXP806_ALDO3_V_CTRL, AXP806_ALDO3_V_CTRL_MASK,
1013 		 AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_ALDO3_MASK),
1014 	AXP_DESC(AXP806, BLDO1, "bldo1", "bldoin", 700, 1900, 100,
1015 		 AXP806_BLDO1_V_CTRL, AXP806_BLDO1_V_CTRL_MASK,
1016 		 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_BLDO1_MASK),
1017 	AXP_DESC(AXP806, BLDO2, "bldo2", "bldoin", 700, 1900, 100,
1018 		 AXP806_BLDO2_V_CTRL, AXP806_BLDO2_V_CTRL_MASK,
1019 		 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_BLDO2_MASK),
1020 	AXP_DESC(AXP806, BLDO3, "bldo3", "bldoin", 700, 1900, 100,
1021 		 AXP806_BLDO3_V_CTRL, AXP806_BLDO3_V_CTRL_MASK,
1022 		 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_BLDO3_MASK),
1023 	AXP_DESC(AXP806, BLDO4, "bldo4", "bldoin", 700, 1900, 100,
1024 		 AXP806_BLDO4_V_CTRL, AXP806_BLDO4_V_CTRL_MASK,
1025 		 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_BLDO4_MASK),
1026 	AXP_DESC(AXP806, CLDO1, "cldo1", "cldoin", 700, 3300, 100,
1027 		 AXP806_CLDO1_V_CTRL, AXP806_CLDO1_V_CTRL_MASK,
1028 		 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_CLDO1_MASK),
1029 	AXP_DESC_RANGES(AXP806, CLDO2, "cldo2", "cldoin",
1030 			axp803_dldo2_ranges, AXP803_DLDO2_NUM_VOLTAGES,
1031 			AXP806_CLDO2_V_CTRL, AXP806_CLDO2_V_CTRL_MASK,
1032 			AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_CLDO2_MASK),
1033 	AXP_DESC(AXP806, CLDO3, "cldo3", "cldoin", 700, 3300, 100,
1034 		 AXP806_CLDO3_V_CTRL, AXP806_CLDO3_V_CTRL_MASK,
1035 		 AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_CLDO3_MASK),
1036 	AXP_DESC_SW(AXP806, SW, "sw", "swin",
1037 		    AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_SW_MASK),
1038 };
1039 
1040 static const struct linear_range axp809_dcdc4_ranges[] = {
1041 	REGULATOR_LINEAR_RANGE(600000,
1042 			       AXP809_DCDC4_600mV_START,
1043 			       AXP809_DCDC4_600mV_END,
1044 			       20000),
1045 	REGULATOR_LINEAR_RANGE(1800000,
1046 			       AXP809_DCDC4_1800mV_START,
1047 			       AXP809_DCDC4_1800mV_END,
1048 			       100000),
1049 };
1050 
1051 static const struct regulator_desc axp809_regulators[] = {
1052 	AXP_DESC(AXP809, DCDC1, "dcdc1", "vin1", 1600, 3400, 100,
1053 		 AXP22X_DCDC1_V_OUT, AXP22X_DCDC1_V_OUT_MASK,
1054 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC1_MASK),
1055 	AXP_DESC(AXP809, DCDC2, "dcdc2", "vin2", 600, 1540, 20,
1056 		 AXP22X_DCDC2_V_OUT, AXP22X_DCDC2_V_OUT_MASK,
1057 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC2_MASK),
1058 	AXP_DESC(AXP809, DCDC3, "dcdc3", "vin3", 600, 1860, 20,
1059 		 AXP22X_DCDC3_V_OUT, AXP22X_DCDC3_V_OUT_MASK,
1060 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC3_MASK),
1061 	AXP_DESC_RANGES(AXP809, DCDC4, "dcdc4", "vin4",
1062 			axp809_dcdc4_ranges, AXP809_DCDC4_NUM_VOLTAGES,
1063 			AXP22X_DCDC4_V_OUT, AXP22X_DCDC4_V_OUT_MASK,
1064 			AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC4_MASK),
1065 	AXP_DESC(AXP809, DCDC5, "dcdc5", "vin5", 1000, 2550, 50,
1066 		 AXP22X_DCDC5_V_OUT, AXP22X_DCDC5_V_OUT_MASK,
1067 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC5_MASK),
1068 	/* secondary switchable output of DCDC1 */
1069 	AXP_DESC_SW(AXP809, DC1SW, "dc1sw", NULL,
1070 		    AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DC1SW_MASK),
1071 	/* LDO regulator internally chained to DCDC5 */
1072 	AXP_DESC(AXP809, DC5LDO, "dc5ldo", NULL, 700, 1400, 100,
1073 		 AXP22X_DC5LDO_V_OUT, AXP22X_DC5LDO_V_OUT_MASK,
1074 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DC5LDO_MASK),
1075 	AXP_DESC(AXP809, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
1076 		 AXP22X_ALDO1_V_OUT, AXP22X_ALDO1_V_OUT_MASK,
1077 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_ALDO1_MASK),
1078 	AXP_DESC(AXP809, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
1079 		 AXP22X_ALDO2_V_OUT, AXP22X_ALDO2_V_OUT_MASK,
1080 		 AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_ALDO2_MASK),
1081 	AXP_DESC(AXP809, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
1082 		 AXP22X_ALDO3_V_OUT, AXP22X_ALDO3_V_OUT_MASK,
1083 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ALDO3_MASK),
1084 	AXP_DESC_RANGES(AXP809, DLDO1, "dldo1", "dldoin",
1085 			axp803_dldo2_ranges, AXP803_DLDO2_NUM_VOLTAGES,
1086 			AXP22X_DLDO1_V_OUT, AXP22X_DLDO1_V_OUT_MASK,
1087 			AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO1_MASK),
1088 	AXP_DESC(AXP809, DLDO2, "dldo2", "dldoin", 700, 3300, 100,
1089 		 AXP22X_DLDO2_V_OUT, AXP22X_DLDO2_V_OUT_MASK,
1090 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO2_MASK),
1091 	AXP_DESC(AXP809, ELDO1, "eldo1", "eldoin", 700, 3300, 100,
1092 		 AXP22X_ELDO1_V_OUT, AXP22X_ELDO1_V_OUT_MASK,
1093 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO1_MASK),
1094 	AXP_DESC(AXP809, ELDO2, "eldo2", "eldoin", 700, 3300, 100,
1095 		 AXP22X_ELDO2_V_OUT, AXP22X_ELDO2_V_OUT_MASK,
1096 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO2_MASK),
1097 	AXP_DESC(AXP809, ELDO3, "eldo3", "eldoin", 700, 3300, 100,
1098 		 AXP22X_ELDO3_V_OUT, AXP22X_ELDO3_V_OUT_MASK,
1099 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO3_MASK),
1100 	/*
1101 	 * Note the datasheet only guarantees reliable operation up to
1102 	 * 3.3V, this needs to be enforced via dts provided constraints
1103 	 */
1104 	AXP_DESC_IO(AXP809, LDO_IO0, "ldo_io0", "ips", 700, 3800, 100,
1105 		    AXP22X_LDO_IO0_V_OUT, AXP22X_LDO_IO0_V_OUT_MASK,
1106 		    AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK,
1107 		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
1108 	/*
1109 	 * Note the datasheet only guarantees reliable operation up to
1110 	 * 3.3V, this needs to be enforced via dts provided constraints
1111 	 */
1112 	AXP_DESC_IO(AXP809, LDO_IO1, "ldo_io1", "ips", 700, 3800, 100,
1113 		    AXP22X_LDO_IO1_V_OUT, AXP22X_LDO_IO1_V_OUT_MASK,
1114 		    AXP20X_GPIO1_CTRL, AXP20X_GPIO1_FUNC_MASK,
1115 		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
1116 	AXP_DESC_FIXED(AXP809, RTC_LDO, "rtc_ldo", "ips", 1800),
1117 	AXP_DESC_SW(AXP809, SW, "sw", "swin",
1118 		    AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_SW_MASK),
1119 };
1120 
1121 static const struct regulator_desc axp813_regulators[] = {
1122 	AXP_DESC(AXP813, DCDC1, "dcdc1", "vin1", 1600, 3400, 100,
1123 		 AXP803_DCDC1_V_OUT, AXP803_DCDC1_V_OUT_MASK,
1124 		 AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC1_MASK),
1125 	AXP_DESC_RANGES(AXP813, DCDC2, "dcdc2", "vin2",
1126 			axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
1127 			AXP803_DCDC2_V_OUT, AXP803_DCDC2_V_OUT_MASK,
1128 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC2_MASK),
1129 	AXP_DESC_RANGES(AXP813, DCDC3, "dcdc3", "vin3",
1130 			axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
1131 			AXP803_DCDC3_V_OUT, AXP803_DCDC3_V_OUT_MASK,
1132 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC3_MASK),
1133 	AXP_DESC_RANGES(AXP813, DCDC4, "dcdc4", "vin4",
1134 			axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES,
1135 			AXP803_DCDC4_V_OUT, AXP803_DCDC4_V_OUT_MASK,
1136 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC4_MASK),
1137 	AXP_DESC_RANGES(AXP813, DCDC5, "dcdc5", "vin5",
1138 			axp803_dcdc5_ranges, AXP803_DCDC5_NUM_VOLTAGES,
1139 			AXP803_DCDC5_V_OUT, AXP803_DCDC5_V_OUT_MASK,
1140 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC5_MASK),
1141 	AXP_DESC_RANGES(AXP813, DCDC6, "dcdc6", "vin6",
1142 			axp803_dcdc6_ranges, AXP803_DCDC6_NUM_VOLTAGES,
1143 			AXP803_DCDC6_V_OUT, AXP803_DCDC6_V_OUT_MASK,
1144 			AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC6_MASK),
1145 	AXP_DESC_RANGES(AXP813, DCDC7, "dcdc7", "vin7",
1146 			axp803_dcdc6_ranges, AXP803_DCDC6_NUM_VOLTAGES,
1147 			AXP813_DCDC7_V_OUT, AXP813_DCDC7_V_OUT_MASK,
1148 			AXP22X_PWR_OUT_CTRL1, AXP813_PWR_OUT_DCDC7_MASK),
1149 	AXP_DESC(AXP813, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
1150 		 AXP22X_ALDO1_V_OUT, AXP22X_ALDO1_V_OUT_MASK,
1151 		 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO1_MASK),
1152 	AXP_DESC(AXP813, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
1153 		 AXP22X_ALDO2_V_OUT, AXP22X_ALDO2_V_OUT_MASK,
1154 		 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO2_MASK),
1155 	AXP_DESC(AXP813, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
1156 		 AXP22X_ALDO3_V_OUT, AXP22X_ALDO3_V_OUT_MASK,
1157 		 AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO3_MASK),
1158 	AXP_DESC(AXP813, DLDO1, "dldo1", "dldoin", 700, 3300, 100,
1159 		 AXP22X_DLDO1_V_OUT, AXP22X_DLDO1_V_OUT_MASK,
1160 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO1_MASK),
1161 	AXP_DESC_RANGES(AXP813, DLDO2, "dldo2", "dldoin",
1162 			axp803_dldo2_ranges, AXP803_DLDO2_NUM_VOLTAGES,
1163 			AXP22X_DLDO2_V_OUT, AXP22X_DLDO2_V_OUT_MASK,
1164 			AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO2_MASK),
1165 	AXP_DESC(AXP813, DLDO3, "dldo3", "dldoin", 700, 3300, 100,
1166 		 AXP22X_DLDO3_V_OUT, AXP22X_DLDO3_V_OUT_MASK,
1167 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO3_MASK),
1168 	AXP_DESC(AXP813, DLDO4, "dldo4", "dldoin", 700, 3300, 100,
1169 		 AXP22X_DLDO4_V_OUT, AXP22X_DLDO4_V_OUT_MASK,
1170 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO4_MASK),
1171 	AXP_DESC(AXP813, ELDO1, "eldo1", "eldoin", 700, 1900, 50,
1172 		 AXP22X_ELDO1_V_OUT, AXP22X_ELDO1_V_OUT_MASK,
1173 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO1_MASK),
1174 	AXP_DESC(AXP813, ELDO2, "eldo2", "eldoin", 700, 1900, 50,
1175 		 AXP22X_ELDO2_V_OUT, AXP22X_ELDO2_V_OUT_MASK,
1176 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO2_MASK),
1177 	AXP_DESC(AXP813, ELDO3, "eldo3", "eldoin", 700, 1900, 50,
1178 		 AXP22X_ELDO3_V_OUT, AXP22X_ELDO3_V_OUT_MASK,
1179 		 AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO3_MASK),
1180 	/* to do / check ... */
1181 	AXP_DESC(AXP813, FLDO1, "fldo1", "fldoin", 700, 1450, 50,
1182 		 AXP803_FLDO1_V_OUT, AXP803_FLDO1_V_OUT_MASK,
1183 		 AXP22X_PWR_OUT_CTRL3, AXP803_PWR_OUT_FLDO1_MASK),
1184 	AXP_DESC(AXP813, FLDO2, "fldo2", "fldoin", 700, 1450, 50,
1185 		 AXP803_FLDO2_V_OUT, AXP803_FLDO2_V_OUT_MASK,
1186 		 AXP22X_PWR_OUT_CTRL3, AXP803_PWR_OUT_FLDO2_MASK),
1187 	/*
1188 	 * TODO: FLDO3 = {DCDC5, FLDOIN} / 2
1189 	 *
1190 	 * This means FLDO3 effectively switches supplies at runtime,
1191 	 * something the regulator subsystem does not support.
1192 	 */
1193 	AXP_DESC_FIXED(AXP813, RTC_LDO, "rtc-ldo", "ips", 1800),
1194 	AXP_DESC_IO(AXP813, LDO_IO0, "ldo-io0", "ips", 700, 3300, 100,
1195 		    AXP22X_LDO_IO0_V_OUT, AXP22X_LDO_IO0_V_OUT_MASK,
1196 		    AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK,
1197 		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
1198 	AXP_DESC_IO(AXP813, LDO_IO1, "ldo-io1", "ips", 700, 3300, 100,
1199 		    AXP22X_LDO_IO1_V_OUT, AXP22X_LDO_IO1_V_OUT_MASK,
1200 		    AXP20X_GPIO1_CTRL, AXP20X_GPIO1_FUNC_MASK,
1201 		    AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
1202 	AXP_DESC_SW(AXP813, SW, "sw", "swin",
1203 		    AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DC1SW_MASK),
1204 };
1205 
1206 static const struct linear_range axp15060_dcdc234_ranges[] = {
1207 	REGULATOR_LINEAR_RANGE(500000,
1208 			       AXP15060_DCDC234_500mV_START,
1209 			       AXP15060_DCDC234_500mV_END,
1210 			       10000),
1211 	REGULATOR_LINEAR_RANGE(1220000,
1212 			       AXP15060_DCDC234_1220mV_START,
1213 			       AXP15060_DCDC234_1220mV_END,
1214 			       20000),
1215 };
1216 
1217 static const struct linear_range axp15060_dcdc5_ranges[] = {
1218 	REGULATOR_LINEAR_RANGE(800000,
1219 			       AXP15060_DCDC5_800mV_START,
1220 			       AXP15060_DCDC5_800mV_END,
1221 			       10000),
1222 	REGULATOR_LINEAR_RANGE(1140000,
1223 			       AXP15060_DCDC5_1140mV_START,
1224 			       AXP15060_DCDC5_1140mV_END,
1225 			       20000),
1226 };
1227 
1228 static const struct regulator_desc axp15060_regulators[] = {
1229 	AXP_DESC(AXP15060, DCDC1, "dcdc1", "vin1", 1500, 3400, 100,
1230 		 AXP15060_DCDC1_V_CTRL, AXP15060_DCDC1_V_CTRL_MASK,
1231 		 AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC1_MASK),
1232 	AXP_DESC_RANGES(AXP15060, DCDC2, "dcdc2", "vin2",
1233 			axp15060_dcdc234_ranges, AXP15060_DCDC234_NUM_VOLTAGES,
1234 			AXP15060_DCDC2_V_CTRL, AXP15060_DCDC2_V_CTRL_MASK,
1235 			AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC2_MASK),
1236 	AXP_DESC_RANGES(AXP15060, DCDC3, "dcdc3", "vin3",
1237 			axp15060_dcdc234_ranges, AXP15060_DCDC234_NUM_VOLTAGES,
1238 			AXP15060_DCDC3_V_CTRL, AXP15060_DCDC3_V_CTRL_MASK,
1239 			AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC3_MASK),
1240 	AXP_DESC_RANGES(AXP15060, DCDC4, "dcdc4", "vin4",
1241 			axp15060_dcdc234_ranges, AXP15060_DCDC234_NUM_VOLTAGES,
1242 			AXP15060_DCDC4_V_CTRL, AXP15060_DCDC4_V_CTRL_MASK,
1243 			AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC4_MASK),
1244 	AXP_DESC_RANGES(AXP15060, DCDC5, "dcdc5", "vin5",
1245 			axp15060_dcdc5_ranges, AXP15060_DCDC5_NUM_VOLTAGES,
1246 			AXP15060_DCDC5_V_CTRL, AXP15060_DCDC5_V_CTRL_MASK,
1247 			AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC5_MASK),
1248 	AXP_DESC(AXP15060, DCDC6, "dcdc6", "vin6", 500, 3400, 100,
1249 		 AXP15060_DCDC6_V_CTRL, AXP15060_DCDC6_V_CTRL_MASK,
1250 		 AXP15060_PWR_OUT_CTRL1, AXP15060_PWR_OUT_DCDC6_MASK),
1251 	AXP_DESC(AXP15060, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
1252 		 AXP15060_ALDO1_V_CTRL, AXP15060_ALDO1_V_CTRL_MASK,
1253 		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_ALDO1_MASK),
1254 	AXP_DESC(AXP15060, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
1255 		 AXP15060_ALDO2_V_CTRL, AXP15060_ALDO2_V_CTRL_MASK,
1256 		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_ALDO2_MASK),
1257 	AXP_DESC(AXP15060, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
1258 		 AXP15060_ALDO3_V_CTRL, AXP15060_ALDO3_V_CTRL_MASK,
1259 		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_ALDO3_MASK),
1260 	AXP_DESC(AXP15060, ALDO4, "aldo4", "aldoin", 700, 3300, 100,
1261 		 AXP15060_ALDO4_V_CTRL, AXP15060_ALDO4_V_CTRL_MASK,
1262 		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_ALDO4_MASK),
1263 	AXP_DESC(AXP15060, ALDO5, "aldo5", "aldoin", 700, 3300, 100,
1264 		 AXP15060_ALDO5_V_CTRL, AXP15060_ALDO5_V_CTRL_MASK,
1265 		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_ALDO5_MASK),
1266 	AXP_DESC(AXP15060, BLDO1, "bldo1", "bldoin", 700, 3300, 100,
1267 		 AXP15060_BLDO1_V_CTRL, AXP15060_BLDO1_V_CTRL_MASK,
1268 		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_BLDO1_MASK),
1269 	AXP_DESC(AXP15060, BLDO2, "bldo2", "bldoin", 700, 3300, 100,
1270 		 AXP15060_BLDO2_V_CTRL, AXP15060_BLDO2_V_CTRL_MASK,
1271 		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_BLDO2_MASK),
1272 	AXP_DESC(AXP15060, BLDO3, "bldo3", "bldoin", 700, 3300, 100,
1273 		 AXP15060_BLDO3_V_CTRL, AXP15060_BLDO3_V_CTRL_MASK,
1274 		 AXP15060_PWR_OUT_CTRL2, AXP15060_PWR_OUT_BLDO3_MASK),
1275 	AXP_DESC(AXP15060, BLDO4, "bldo4", "bldoin", 700, 3300, 100,
1276 		 AXP15060_BLDO4_V_CTRL, AXP15060_BLDO4_V_CTRL_MASK,
1277 		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_BLDO4_MASK),
1278 	AXP_DESC(AXP15060, BLDO5, "bldo5", "bldoin", 700, 3300, 100,
1279 		 AXP15060_BLDO5_V_CTRL, AXP15060_BLDO5_V_CTRL_MASK,
1280 		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_BLDO5_MASK),
1281 	AXP_DESC(AXP15060, CLDO1, "cldo1", "cldoin", 700, 3300, 100,
1282 		 AXP15060_CLDO1_V_CTRL, AXP15060_CLDO1_V_CTRL_MASK,
1283 		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_CLDO1_MASK),
1284 	AXP_DESC(AXP15060, CLDO2, "cldo2", "cldoin", 700, 3300, 100,
1285 		 AXP15060_CLDO2_V_CTRL, AXP15060_CLDO2_V_CTRL_MASK,
1286 		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_CLDO2_MASK),
1287 	AXP_DESC(AXP15060, CLDO3, "cldo3", "cldoin", 700, 3300, 100,
1288 		 AXP15060_CLDO3_V_CTRL, AXP15060_CLDO3_V_CTRL_MASK,
1289 		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_CLDO3_MASK),
1290 	AXP_DESC(AXP15060, CLDO4, "cldo4", "cldoin", 700, 4200, 100,
1291 		 AXP15060_CLDO4_V_CTRL, AXP15060_CLDO4_V_CTRL_MASK,
1292 		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_CLDO4_MASK),
1293 	/* Supply comes from DCDC5 */
1294 	AXP_DESC(AXP15060, CPUSLDO, "cpusldo", NULL, 700, 1400, 50,
1295 		 AXP15060_CPUSLDO_V_CTRL, AXP15060_CPUSLDO_V_CTRL_MASK,
1296 		 AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_CPUSLDO_MASK),
1297 	/* Supply comes from DCDC1 */
1298 	AXP_DESC_SW(AXP15060, SW, "sw", NULL,
1299 		    AXP15060_PWR_OUT_CTRL3, AXP15060_PWR_OUT_SW_MASK),
1300 	/* Supply comes from ALDO1 */
1301 	AXP_DESC_FIXED(AXP15060, RTC_LDO, "rtc-ldo", NULL, 1800),
1302 };
1303 
1304 static int axp20x_set_dcdc_freq(struct platform_device *pdev, u32 dcdcfreq)
1305 {
1306 	struct axp20x_dev *axp20x = dev_get_drvdata(pdev->dev.parent);
1307 	unsigned int reg = AXP20X_DCDC_FREQ;
1308 	u32 min, max, def, step;
1309 
1310 	switch (axp20x->variant) {
1311 	case AXP202_ID:
1312 	case AXP209_ID:
1313 		min = 750;
1314 		max = 1875;
1315 		def = 1500;
1316 		step = 75;
1317 		break;
1318 	case AXP803_ID:
1319 	case AXP813_ID:
1320 		/*
1321 		 * AXP803/AXP813 DCDC work frequency setting has the same
1322 		 * range and step as AXP22X, but at a different register.
1323 		 * (See include/linux/mfd/axp20x.h)
1324 		 */
1325 		reg = AXP803_DCDC_FREQ_CTRL;
1326 		fallthrough;	/* to the check below */
1327 	case AXP806_ID:
1328 		/*
1329 		 * AXP806 also have DCDC work frequency setting register at a
1330 		 * different position.
1331 		 */
1332 		if (axp20x->variant == AXP806_ID)
1333 			reg = AXP806_DCDC_FREQ_CTRL;
1334 		fallthrough;
1335 	case AXP221_ID:
1336 	case AXP223_ID:
1337 	case AXP809_ID:
1338 		min = 1800;
1339 		max = 4050;
1340 		def = 3000;
1341 		step = 150;
1342 		break;
1343 	case AXP313A_ID:
1344 	case AXP717_ID:
1345 	case AXP15060_ID:
1346 		/* The DCDC PWM frequency seems to be fixed to 3 MHz. */
1347 		if (dcdcfreq != 0) {
1348 			dev_err(&pdev->dev,
1349 				"DCDC frequency on this PMIC is fixed to 3 MHz.\n");
1350 			return -EINVAL;
1351 		}
1352 
1353 		return 0;
1354 	default:
1355 		dev_err(&pdev->dev,
1356 			"Setting DCDC frequency for unsupported AXP variant\n");
1357 		return -EINVAL;
1358 	}
1359 
1360 	if (dcdcfreq == 0)
1361 		dcdcfreq = def;
1362 
1363 	if (dcdcfreq < min) {
1364 		dcdcfreq = min;
1365 		dev_warn(&pdev->dev, "DCDC frequency too low. Set to %ukHz\n",
1366 			 min);
1367 	}
1368 
1369 	if (dcdcfreq > max) {
1370 		dcdcfreq = max;
1371 		dev_warn(&pdev->dev, "DCDC frequency too high. Set to %ukHz\n",
1372 			 max);
1373 	}
1374 
1375 	dcdcfreq = (dcdcfreq - min) / step;
1376 
1377 	return regmap_update_bits(axp20x->regmap, reg,
1378 				  AXP20X_FREQ_DCDC_MASK, dcdcfreq);
1379 }
1380 
1381 static int axp20x_regulator_parse_dt(struct platform_device *pdev)
1382 {
1383 	struct device_node *np, *regulators;
1384 	int ret = 0;
1385 	u32 dcdcfreq = 0;
1386 
1387 	np = of_node_get(pdev->dev.parent->of_node);
1388 	if (!np)
1389 		return 0;
1390 
1391 	regulators = of_get_child_by_name(np, "regulators");
1392 	if (!regulators) {
1393 		dev_warn(&pdev->dev, "regulators node not found\n");
1394 	} else {
1395 		of_property_read_u32(regulators, "x-powers,dcdc-freq", &dcdcfreq);
1396 		ret = axp20x_set_dcdc_freq(pdev, dcdcfreq);
1397 		if (ret < 0) {
1398 			dev_err(&pdev->dev, "Error setting dcdc frequency: %d\n", ret);
1399 		}
1400 		of_node_put(regulators);
1401 	}
1402 
1403 	of_node_put(np);
1404 	return ret;
1405 }
1406 
1407 static int axp20x_set_dcdc_workmode(struct regulator_dev *rdev, int id, u32 workmode)
1408 {
1409 	struct axp20x_dev *axp20x = rdev_get_drvdata(rdev);
1410 	unsigned int reg = AXP20X_DCDC_MODE;
1411 	unsigned int mask;
1412 
1413 	switch (axp20x->variant) {
1414 	case AXP202_ID:
1415 	case AXP209_ID:
1416 		if ((id != AXP20X_DCDC2) && (id != AXP20X_DCDC3))
1417 			return -EINVAL;
1418 
1419 		mask = AXP20X_WORKMODE_DCDC2_MASK;
1420 		if (id == AXP20X_DCDC3)
1421 			mask = AXP20X_WORKMODE_DCDC3_MASK;
1422 
1423 		workmode <<= ffs(mask) - 1;
1424 		break;
1425 
1426 	case AXP806_ID:
1427 		/*
1428 		 * AXP806 DCDC regulator IDs have the same range as AXP22X.
1429 		 * (See include/linux/mfd/axp20x.h)
1430 		 */
1431 		reg = AXP806_DCDC_MODE_CTRL2;
1432 		fallthrough;	/* to the check below */
1433 	case AXP221_ID:
1434 	case AXP223_ID:
1435 	case AXP809_ID:
1436 		if (id < AXP22X_DCDC1 || id > AXP22X_DCDC5)
1437 			return -EINVAL;
1438 
1439 		mask = AXP22X_WORKMODE_DCDCX_MASK(id - AXP22X_DCDC1);
1440 		workmode <<= id - AXP22X_DCDC1;
1441 		break;
1442 
1443 	case AXP803_ID:
1444 		if (id < AXP803_DCDC1 || id > AXP803_DCDC6)
1445 			return -EINVAL;
1446 
1447 		mask = AXP22X_WORKMODE_DCDCX_MASK(id - AXP803_DCDC1);
1448 		workmode <<= id - AXP803_DCDC1;
1449 		break;
1450 
1451 	case AXP813_ID:
1452 		if (id < AXP813_DCDC1 || id > AXP813_DCDC7)
1453 			return -EINVAL;
1454 
1455 		mask = AXP22X_WORKMODE_DCDCX_MASK(id - AXP813_DCDC1);
1456 		workmode <<= id - AXP813_DCDC1;
1457 		break;
1458 
1459 	case AXP15060_ID:
1460 		reg = AXP15060_DCDC_MODE_CTRL2;
1461 		if (id < AXP15060_DCDC1 || id > AXP15060_DCDC6)
1462 			return -EINVAL;
1463 
1464 		mask = AXP22X_WORKMODE_DCDCX_MASK(id - AXP15060_DCDC1);
1465 		workmode <<= id - AXP15060_DCDC1;
1466 		break;
1467 
1468 	default:
1469 		/* should not happen */
1470 		WARN_ON(1);
1471 		return -EINVAL;
1472 	}
1473 
1474 	return regmap_update_bits(rdev->regmap, reg, mask, workmode);
1475 }
1476 
1477 /*
1478  * This function checks whether a regulator is part of a poly-phase
1479  * output setup based on the registers settings. Returns true if it is.
1480  */
1481 static bool axp20x_is_polyphase_slave(struct axp20x_dev *axp20x, int id)
1482 {
1483 	u32 reg = 0;
1484 
1485 	/*
1486 	 * Currently in our supported AXP variants, only AXP803, AXP806,
1487 	 * AXP813 and AXP15060 have polyphase regulators.
1488 	 */
1489 	switch (axp20x->variant) {
1490 	case AXP803_ID:
1491 	case AXP813_ID:
1492 		regmap_read(axp20x->regmap, AXP803_POLYPHASE_CTRL, &reg);
1493 
1494 		switch (id) {
1495 		case AXP803_DCDC3:
1496 			return !!(reg & AXP803_DCDC23_POLYPHASE_DUAL);
1497 		case AXP803_DCDC6:
1498 			return !!(reg & AXP803_DCDC56_POLYPHASE_DUAL);
1499 		}
1500 		break;
1501 
1502 	case AXP806_ID:
1503 		regmap_read(axp20x->regmap, AXP806_DCDC_MODE_CTRL2, &reg);
1504 
1505 		switch (id) {
1506 		case AXP806_DCDCB:
1507 			return (((reg & AXP806_DCDCABC_POLYPHASE_MASK) ==
1508 				AXP806_DCDCAB_POLYPHASE_DUAL) ||
1509 				((reg & AXP806_DCDCABC_POLYPHASE_MASK) ==
1510 				AXP806_DCDCABC_POLYPHASE_TRI));
1511 		case AXP806_DCDCC:
1512 			return ((reg & AXP806_DCDCABC_POLYPHASE_MASK) ==
1513 				AXP806_DCDCABC_POLYPHASE_TRI);
1514 		case AXP806_DCDCE:
1515 			return !!(reg & AXP806_DCDCDE_POLYPHASE_DUAL);
1516 		}
1517 		break;
1518 
1519 	case AXP15060_ID:
1520 		regmap_read(axp20x->regmap, AXP15060_DCDC_MODE_CTRL1, &reg);
1521 
1522 		switch (id) {
1523 		case AXP15060_DCDC3:
1524 			return !!(reg & AXP15060_DCDC23_POLYPHASE_DUAL_MASK);
1525 		case AXP15060_DCDC6:
1526 			return !!(reg & AXP15060_DCDC46_POLYPHASE_DUAL_MASK);
1527 		}
1528 		break;
1529 
1530 	default:
1531 		return false;
1532 	}
1533 
1534 	return false;
1535 }
1536 
1537 static int axp20x_regulator_probe(struct platform_device *pdev)
1538 {
1539 	struct regulator_dev *rdev;
1540 	struct axp20x_dev *axp20x = dev_get_drvdata(pdev->dev.parent);
1541 	const struct regulator_desc *regulators;
1542 	struct regulator_config config = {
1543 		.dev = pdev->dev.parent,
1544 		.regmap = axp20x->regmap,
1545 		.driver_data = axp20x,
1546 	};
1547 	int ret, i, nregulators;
1548 	u32 workmode;
1549 	const char *dcdc1_name = axp22x_regulators[AXP22X_DCDC1].name;
1550 	const char *dcdc5_name = axp22x_regulators[AXP22X_DCDC5].name;
1551 	const char *aldo1_name = axp15060_regulators[AXP15060_ALDO1].name;
1552 	bool drivevbus = false;
1553 
1554 	switch (axp20x->variant) {
1555 	case AXP202_ID:
1556 	case AXP209_ID:
1557 		regulators = axp20x_regulators;
1558 		nregulators = AXP20X_REG_ID_MAX;
1559 		break;
1560 	case AXP221_ID:
1561 	case AXP223_ID:
1562 		regulators = axp22x_regulators;
1563 		nregulators = AXP22X_REG_ID_MAX;
1564 		drivevbus = of_property_read_bool(pdev->dev.parent->of_node,
1565 						  "x-powers,drive-vbus-en");
1566 		break;
1567 	case AXP313A_ID:
1568 		regulators = axp313a_regulators;
1569 		nregulators = AXP313A_REG_ID_MAX;
1570 		break;
1571 	case AXP717_ID:
1572 		regulators = axp717_regulators;
1573 		nregulators = AXP717_REG_ID_MAX;
1574 		break;
1575 	case AXP803_ID:
1576 		regulators = axp803_regulators;
1577 		nregulators = AXP803_REG_ID_MAX;
1578 		drivevbus = of_property_read_bool(pdev->dev.parent->of_node,
1579 						  "x-powers,drive-vbus-en");
1580 		break;
1581 	case AXP806_ID:
1582 		regulators = axp806_regulators;
1583 		nregulators = AXP806_REG_ID_MAX;
1584 		break;
1585 	case AXP809_ID:
1586 		regulators = axp809_regulators;
1587 		nregulators = AXP809_REG_ID_MAX;
1588 		break;
1589 	case AXP813_ID:
1590 		regulators = axp813_regulators;
1591 		nregulators = AXP813_REG_ID_MAX;
1592 		drivevbus = of_property_read_bool(pdev->dev.parent->of_node,
1593 						  "x-powers,drive-vbus-en");
1594 		break;
1595 	case AXP15060_ID:
1596 		regulators = axp15060_regulators;
1597 		nregulators = AXP15060_REG_ID_MAX;
1598 		break;
1599 	default:
1600 		dev_err(&pdev->dev, "Unsupported AXP variant: %ld\n",
1601 			axp20x->variant);
1602 		return -EINVAL;
1603 	}
1604 
1605 	/* This only sets the dcdc freq. Ignore any errors */
1606 	axp20x_regulator_parse_dt(pdev);
1607 
1608 	for (i = 0; i < nregulators; i++) {
1609 		const struct regulator_desc *desc = &regulators[i];
1610 		struct regulator_desc *new_desc;
1611 
1612 		/*
1613 		 * If this regulator is a slave in a poly-phase setup,
1614 		 * skip it, as its controls are bound to the master
1615 		 * regulator and won't work.
1616 		 */
1617 		if (axp20x_is_polyphase_slave(axp20x, i))
1618 			continue;
1619 
1620 		/* Support for AXP813's FLDO3 is not implemented */
1621 		if (axp20x->variant == AXP813_ID && i == AXP813_FLDO3)
1622 			continue;
1623 
1624 		/*
1625 		 * Regulators DC1SW, DC5LDO and RTCLDO on AXP15060 are
1626 		 * connected internally, so we have to handle their supply
1627 		 * names separately.
1628 		 *
1629 		 * We always register the regulators in proper sequence,
1630 		 * so the supply names are correctly read. See the last
1631 		 * part of this loop to see where we save the DT defined
1632 		 * name.
1633 		 */
1634 		if ((regulators == axp22x_regulators && i == AXP22X_DC1SW) ||
1635 		    (regulators == axp803_regulators && i == AXP803_DC1SW) ||
1636 		    (regulators == axp809_regulators && i == AXP809_DC1SW) ||
1637 		    (regulators == axp15060_regulators && i == AXP15060_SW)) {
1638 			new_desc = devm_kzalloc(&pdev->dev, sizeof(*desc),
1639 						GFP_KERNEL);
1640 			if (!new_desc)
1641 				return -ENOMEM;
1642 
1643 			*new_desc = regulators[i];
1644 			new_desc->supply_name = dcdc1_name;
1645 			desc = new_desc;
1646 		}
1647 
1648 		if ((regulators == axp22x_regulators && i == AXP22X_DC5LDO) ||
1649 		    (regulators == axp809_regulators && i == AXP809_DC5LDO) ||
1650 		    (regulators == axp15060_regulators && i == AXP15060_CPUSLDO)) {
1651 			new_desc = devm_kzalloc(&pdev->dev, sizeof(*desc),
1652 						GFP_KERNEL);
1653 			if (!new_desc)
1654 				return -ENOMEM;
1655 
1656 			*new_desc = regulators[i];
1657 			new_desc->supply_name = dcdc5_name;
1658 			desc = new_desc;
1659 		}
1660 
1661 
1662 		if (regulators == axp15060_regulators && i == AXP15060_RTC_LDO) {
1663 			new_desc = devm_kzalloc(&pdev->dev, sizeof(*desc),
1664 						GFP_KERNEL);
1665 			if (!new_desc)
1666 				return -ENOMEM;
1667 
1668 			*new_desc = regulators[i];
1669 			new_desc->supply_name = aldo1_name;
1670 			desc = new_desc;
1671 		}
1672 
1673 		rdev = devm_regulator_register(&pdev->dev, desc, &config);
1674 		if (IS_ERR(rdev)) {
1675 			dev_err(&pdev->dev, "Failed to register %s\n",
1676 				regulators[i].name);
1677 
1678 			return PTR_ERR(rdev);
1679 		}
1680 
1681 		ret = of_property_read_u32(rdev->dev.of_node,
1682 					   "x-powers,dcdc-workmode",
1683 					   &workmode);
1684 		if (!ret) {
1685 			if (axp20x_set_dcdc_workmode(rdev, i, workmode))
1686 				dev_err(&pdev->dev, "Failed to set workmode on %s\n",
1687 					rdev->desc->name);
1688 		}
1689 
1690 		/*
1691 		 * Save AXP22X DCDC1 / DCDC5 / AXP15060 ALDO1 regulator names for later.
1692 		 */
1693 		if ((regulators == axp22x_regulators && i == AXP22X_DCDC1) ||
1694 		    (regulators == axp809_regulators && i == AXP809_DCDC1) ||
1695 		    (regulators == axp15060_regulators && i == AXP15060_DCDC1))
1696 			of_property_read_string(rdev->dev.of_node,
1697 						"regulator-name",
1698 						&dcdc1_name);
1699 
1700 		if ((regulators == axp22x_regulators && i == AXP22X_DCDC5) ||
1701 		    (regulators == axp809_regulators && i == AXP809_DCDC5) ||
1702 		    (regulators == axp15060_regulators && i == AXP15060_DCDC5))
1703 			of_property_read_string(rdev->dev.of_node,
1704 						"regulator-name",
1705 						&dcdc5_name);
1706 
1707 		if (regulators == axp15060_regulators && i == AXP15060_ALDO1)
1708 			of_property_read_string(rdev->dev.of_node,
1709 						"regulator-name",
1710 						&aldo1_name);
1711 	}
1712 
1713 	if (drivevbus) {
1714 		/* Change N_VBUSEN sense pin to DRIVEVBUS output pin */
1715 		regmap_update_bits(axp20x->regmap, AXP20X_OVER_TMP,
1716 				   AXP22X_MISC_N_VBUSEN_FUNC, 0);
1717 		rdev = devm_regulator_register(&pdev->dev,
1718 					       &axp22x_drivevbus_regulator,
1719 					       &config);
1720 		if (IS_ERR(rdev)) {
1721 			dev_err(&pdev->dev, "Failed to register drivevbus\n");
1722 			return PTR_ERR(rdev);
1723 		}
1724 	}
1725 
1726 	return 0;
1727 }
1728 
1729 static struct platform_driver axp20x_regulator_driver = {
1730 	.probe	= axp20x_regulator_probe,
1731 	.driver	= {
1732 		.name		= "axp20x-regulator",
1733 		.probe_type	= PROBE_PREFER_ASYNCHRONOUS,
1734 	},
1735 };
1736 
1737 module_platform_driver(axp20x_regulator_driver);
1738 
1739 MODULE_LICENSE("GPL v2");
1740 MODULE_AUTHOR("Carlo Caione <carlo@caione.org>");
1741 MODULE_DESCRIPTION("Regulator Driver for AXP20X PMIC");
1742 MODULE_ALIAS("platform:axp20x-regulator");
1743