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2874c5fd | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
e5ce4208 GG |
2 | /* |
3 | * Driver for Regulator part of Palmas PMIC Chips | |
4 | * | |
7be859f7 | 5 | * Copyright 2011-2013 Texas Instruments Inc. |
e5ce4208 GG |
6 | * |
7 | * Author: Graeme Gregory <gg@slimlogic.co.uk> | |
a7dddf27 | 8 | * Author: Ian Lartey <ian@slimlogic.co.uk> |
e5ce4208 GG |
9 | */ |
10 | ||
11 | #include <linux/kernel.h> | |
12 | #include <linux/module.h> | |
13 | #include <linux/init.h> | |
14 | #include <linux/err.h> | |
15 | #include <linux/platform_device.h> | |
16 | #include <linux/regulator/driver.h> | |
17 | #include <linux/regulator/machine.h> | |
18 | #include <linux/slab.h> | |
19 | #include <linux/regmap.h> | |
20 | #include <linux/mfd/palmas.h> | |
a361cd9f | 21 | #include <linux/of.h> |
a361cd9f | 22 | #include <linux/regulator/of_regulator.h> |
e5ce4208 | 23 | |
60ab7f41 | 24 | static const struct linear_range smps_low_ranges[] = { |
6b7f2d82 | 25 | REGULATOR_LINEAR_RANGE(0, 0x0, 0x0, 0), |
dbabd624 K |
26 | REGULATOR_LINEAR_RANGE(500000, 0x1, 0x6, 0), |
27 | REGULATOR_LINEAR_RANGE(510000, 0x7, 0x79, 10000), | |
28 | REGULATOR_LINEAR_RANGE(1650000, 0x7A, 0x7f, 0), | |
29 | }; | |
30 | ||
60ab7f41 | 31 | static const struct linear_range smps_high_ranges[] = { |
6b7f2d82 | 32 | REGULATOR_LINEAR_RANGE(0, 0x0, 0x0, 0), |
dbabd624 K |
33 | REGULATOR_LINEAR_RANGE(1000000, 0x1, 0x6, 0), |
34 | REGULATOR_LINEAR_RANGE(1020000, 0x7, 0x79, 20000), | |
35 | REGULATOR_LINEAR_RANGE(3300000, 0x7A, 0x7f, 0), | |
36 | }; | |
37 | ||
6839cd6f | 38 | static struct palmas_regs_info palmas_generic_regs_info[] = { |
e5ce4208 GG |
39 | { |
40 | .name = "SMPS12", | |
504382c9 | 41 | .sname = "smps1-in", |
e5ce4208 GG |
42 | .vsel_addr = PALMAS_SMPS12_VOLTAGE, |
43 | .ctrl_addr = PALMAS_SMPS12_CTRL, | |
44 | .tstep_addr = PALMAS_SMPS12_TSTEP, | |
32b6d3f6 | 45 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SMPS12, |
e5ce4208 GG |
46 | }, |
47 | { | |
48 | .name = "SMPS123", | |
504382c9 | 49 | .sname = "smps1-in", |
e5ce4208 GG |
50 | .vsel_addr = PALMAS_SMPS12_VOLTAGE, |
51 | .ctrl_addr = PALMAS_SMPS12_CTRL, | |
52 | .tstep_addr = PALMAS_SMPS12_TSTEP, | |
32b6d3f6 | 53 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SMPS12, |
e5ce4208 GG |
54 | }, |
55 | { | |
56 | .name = "SMPS3", | |
504382c9 | 57 | .sname = "smps3-in", |
e5ce4208 GG |
58 | .vsel_addr = PALMAS_SMPS3_VOLTAGE, |
59 | .ctrl_addr = PALMAS_SMPS3_CTRL, | |
32b6d3f6 | 60 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SMPS3, |
e5ce4208 GG |
61 | }, |
62 | { | |
63 | .name = "SMPS45", | |
504382c9 | 64 | .sname = "smps4-in", |
e5ce4208 GG |
65 | .vsel_addr = PALMAS_SMPS45_VOLTAGE, |
66 | .ctrl_addr = PALMAS_SMPS45_CTRL, | |
67 | .tstep_addr = PALMAS_SMPS45_TSTEP, | |
32b6d3f6 | 68 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SMPS45, |
e5ce4208 GG |
69 | }, |
70 | { | |
71 | .name = "SMPS457", | |
504382c9 | 72 | .sname = "smps4-in", |
e5ce4208 GG |
73 | .vsel_addr = PALMAS_SMPS45_VOLTAGE, |
74 | .ctrl_addr = PALMAS_SMPS45_CTRL, | |
75 | .tstep_addr = PALMAS_SMPS45_TSTEP, | |
32b6d3f6 | 76 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SMPS45, |
e5ce4208 GG |
77 | }, |
78 | { | |
79 | .name = "SMPS6", | |
504382c9 | 80 | .sname = "smps6-in", |
e5ce4208 GG |
81 | .vsel_addr = PALMAS_SMPS6_VOLTAGE, |
82 | .ctrl_addr = PALMAS_SMPS6_CTRL, | |
83 | .tstep_addr = PALMAS_SMPS6_TSTEP, | |
32b6d3f6 | 84 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SMPS6, |
e5ce4208 GG |
85 | }, |
86 | { | |
87 | .name = "SMPS7", | |
504382c9 | 88 | .sname = "smps7-in", |
e5ce4208 GG |
89 | .vsel_addr = PALMAS_SMPS7_VOLTAGE, |
90 | .ctrl_addr = PALMAS_SMPS7_CTRL, | |
32b6d3f6 | 91 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SMPS7, |
e5ce4208 GG |
92 | }, |
93 | { | |
94 | .name = "SMPS8", | |
504382c9 | 95 | .sname = "smps8-in", |
e5ce4208 GG |
96 | .vsel_addr = PALMAS_SMPS8_VOLTAGE, |
97 | .ctrl_addr = PALMAS_SMPS8_CTRL, | |
98 | .tstep_addr = PALMAS_SMPS8_TSTEP, | |
32b6d3f6 | 99 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SMPS8, |
e5ce4208 GG |
100 | }, |
101 | { | |
102 | .name = "SMPS9", | |
504382c9 | 103 | .sname = "smps9-in", |
e5ce4208 GG |
104 | .vsel_addr = PALMAS_SMPS9_VOLTAGE, |
105 | .ctrl_addr = PALMAS_SMPS9_CTRL, | |
32b6d3f6 | 106 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SMPS9, |
e5ce4208 GG |
107 | }, |
108 | { | |
77409d9b | 109 | .name = "SMPS10_OUT2", |
504382c9 | 110 | .sname = "smps10-in", |
e31089c6 | 111 | .ctrl_addr = PALMAS_SMPS10_CTRL, |
32b6d3f6 | 112 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SMPS10, |
e5ce4208 | 113 | }, |
77409d9b KVA |
114 | { |
115 | .name = "SMPS10_OUT1", | |
116 | .sname = "smps10-out2", | |
117 | .ctrl_addr = PALMAS_SMPS10_CTRL, | |
32b6d3f6 | 118 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SMPS10, |
77409d9b | 119 | }, |
e5ce4208 GG |
120 | { |
121 | .name = "LDO1", | |
504382c9 | 122 | .sname = "ldo1-in", |
e5ce4208 GG |
123 | .vsel_addr = PALMAS_LDO1_VOLTAGE, |
124 | .ctrl_addr = PALMAS_LDO1_CTRL, | |
32b6d3f6 | 125 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_LDO1, |
e5ce4208 GG |
126 | }, |
127 | { | |
128 | .name = "LDO2", | |
504382c9 | 129 | .sname = "ldo2-in", |
e5ce4208 GG |
130 | .vsel_addr = PALMAS_LDO2_VOLTAGE, |
131 | .ctrl_addr = PALMAS_LDO2_CTRL, | |
32b6d3f6 | 132 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_LDO2, |
e5ce4208 GG |
133 | }, |
134 | { | |
135 | .name = "LDO3", | |
504382c9 | 136 | .sname = "ldo3-in", |
e5ce4208 GG |
137 | .vsel_addr = PALMAS_LDO3_VOLTAGE, |
138 | .ctrl_addr = PALMAS_LDO3_CTRL, | |
32b6d3f6 | 139 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_LDO3, |
e5ce4208 GG |
140 | }, |
141 | { | |
142 | .name = "LDO4", | |
504382c9 | 143 | .sname = "ldo4-in", |
e5ce4208 GG |
144 | .vsel_addr = PALMAS_LDO4_VOLTAGE, |
145 | .ctrl_addr = PALMAS_LDO4_CTRL, | |
32b6d3f6 | 146 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_LDO4, |
e5ce4208 GG |
147 | }, |
148 | { | |
149 | .name = "LDO5", | |
504382c9 | 150 | .sname = "ldo5-in", |
e5ce4208 GG |
151 | .vsel_addr = PALMAS_LDO5_VOLTAGE, |
152 | .ctrl_addr = PALMAS_LDO5_CTRL, | |
32b6d3f6 | 153 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_LDO5, |
e5ce4208 GG |
154 | }, |
155 | { | |
156 | .name = "LDO6", | |
504382c9 | 157 | .sname = "ldo6-in", |
e5ce4208 GG |
158 | .vsel_addr = PALMAS_LDO6_VOLTAGE, |
159 | .ctrl_addr = PALMAS_LDO6_CTRL, | |
32b6d3f6 | 160 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_LDO6, |
e5ce4208 GG |
161 | }, |
162 | { | |
163 | .name = "LDO7", | |
504382c9 | 164 | .sname = "ldo7-in", |
e5ce4208 GG |
165 | .vsel_addr = PALMAS_LDO7_VOLTAGE, |
166 | .ctrl_addr = PALMAS_LDO7_CTRL, | |
32b6d3f6 | 167 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_LDO7, |
e5ce4208 GG |
168 | }, |
169 | { | |
170 | .name = "LDO8", | |
504382c9 | 171 | .sname = "ldo8-in", |
e5ce4208 GG |
172 | .vsel_addr = PALMAS_LDO8_VOLTAGE, |
173 | .ctrl_addr = PALMAS_LDO8_CTRL, | |
32b6d3f6 | 174 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_LDO8, |
e5ce4208 GG |
175 | }, |
176 | { | |
177 | .name = "LDO9", | |
504382c9 | 178 | .sname = "ldo9-in", |
e5ce4208 GG |
179 | .vsel_addr = PALMAS_LDO9_VOLTAGE, |
180 | .ctrl_addr = PALMAS_LDO9_CTRL, | |
32b6d3f6 | 181 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_LDO9, |
e5ce4208 GG |
182 | }, |
183 | { | |
184 | .name = "LDOLN", | |
504382c9 | 185 | .sname = "ldoln-in", |
e5ce4208 GG |
186 | .vsel_addr = PALMAS_LDOLN_VOLTAGE, |
187 | .ctrl_addr = PALMAS_LDOLN_CTRL, | |
32b6d3f6 | 188 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_LDOLN, |
e5ce4208 GG |
189 | }, |
190 | { | |
191 | .name = "LDOUSB", | |
504382c9 | 192 | .sname = "ldousb-in", |
e5ce4208 GG |
193 | .vsel_addr = PALMAS_LDOUSB_VOLTAGE, |
194 | .ctrl_addr = PALMAS_LDOUSB_CTRL, | |
32b6d3f6 | 195 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_LDOUSB, |
e5ce4208 | 196 | }, |
aa07f027 LD |
197 | { |
198 | .name = "REGEN1", | |
199 | .ctrl_addr = PALMAS_REGEN1_CTRL, | |
32b6d3f6 | 200 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_REGEN1, |
aa07f027 LD |
201 | }, |
202 | { | |
203 | .name = "REGEN2", | |
204 | .ctrl_addr = PALMAS_REGEN2_CTRL, | |
32b6d3f6 | 205 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_REGEN2, |
aa07f027 LD |
206 | }, |
207 | { | |
208 | .name = "REGEN3", | |
209 | .ctrl_addr = PALMAS_REGEN3_CTRL, | |
32b6d3f6 | 210 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_REGEN3, |
aa07f027 LD |
211 | }, |
212 | { | |
213 | .name = "SYSEN1", | |
214 | .ctrl_addr = PALMAS_SYSEN1_CTRL, | |
32b6d3f6 | 215 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SYSEN1, |
aa07f027 LD |
216 | }, |
217 | { | |
218 | .name = "SYSEN2", | |
219 | .ctrl_addr = PALMAS_SYSEN2_CTRL, | |
32b6d3f6 | 220 | .sleep_id = PALMAS_EXTERNAL_REQSTR_ID_SYSEN2, |
aa07f027 | 221 | }, |
e5ce4208 GG |
222 | }; |
223 | ||
e7cf34ef | 224 | static struct palmas_regs_info tps65917_regs_info[] = { |
d6f83370 K |
225 | { |
226 | .name = "SMPS1", | |
227 | .sname = "smps1-in", | |
228 | .vsel_addr = TPS65917_SMPS1_VOLTAGE, | |
229 | .ctrl_addr = TPS65917_SMPS1_CTRL, | |
230 | .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_SMPS1, | |
231 | }, | |
232 | { | |
233 | .name = "SMPS2", | |
234 | .sname = "smps2-in", | |
235 | .vsel_addr = TPS65917_SMPS2_VOLTAGE, | |
236 | .ctrl_addr = TPS65917_SMPS2_CTRL, | |
237 | .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_SMPS2, | |
238 | }, | |
239 | { | |
240 | .name = "SMPS3", | |
241 | .sname = "smps3-in", | |
242 | .vsel_addr = TPS65917_SMPS3_VOLTAGE, | |
243 | .ctrl_addr = TPS65917_SMPS3_CTRL, | |
244 | .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_SMPS3, | |
245 | }, | |
246 | { | |
247 | .name = "SMPS4", | |
248 | .sname = "smps4-in", | |
249 | .vsel_addr = TPS65917_SMPS4_VOLTAGE, | |
250 | .ctrl_addr = TPS65917_SMPS4_CTRL, | |
251 | .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_SMPS4, | |
252 | }, | |
253 | { | |
254 | .name = "SMPS5", | |
255 | .sname = "smps5-in", | |
256 | .vsel_addr = TPS65917_SMPS5_VOLTAGE, | |
257 | .ctrl_addr = TPS65917_SMPS5_CTRL, | |
258 | .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_SMPS5, | |
259 | }, | |
be035303 K |
260 | { |
261 | .name = "SMPS12", | |
262 | .sname = "smps1-in", | |
263 | .vsel_addr = TPS65917_SMPS1_VOLTAGE, | |
264 | .ctrl_addr = TPS65917_SMPS1_CTRL, | |
265 | .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_SMPS12, | |
266 | }, | |
d6f83370 K |
267 | { |
268 | .name = "LDO1", | |
269 | .sname = "ldo1-in", | |
270 | .vsel_addr = TPS65917_LDO1_VOLTAGE, | |
271 | .ctrl_addr = TPS65917_LDO1_CTRL, | |
272 | .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_LDO1, | |
273 | }, | |
274 | { | |
275 | .name = "LDO2", | |
276 | .sname = "ldo2-in", | |
277 | .vsel_addr = TPS65917_LDO2_VOLTAGE, | |
278 | .ctrl_addr = TPS65917_LDO2_CTRL, | |
279 | .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_LDO2, | |
280 | }, | |
281 | { | |
282 | .name = "LDO3", | |
283 | .sname = "ldo3-in", | |
284 | .vsel_addr = TPS65917_LDO3_VOLTAGE, | |
285 | .ctrl_addr = TPS65917_LDO3_CTRL, | |
286 | .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_LDO3, | |
287 | }, | |
288 | { | |
289 | .name = "LDO4", | |
290 | .sname = "ldo4-in", | |
291 | .vsel_addr = TPS65917_LDO4_VOLTAGE, | |
292 | .ctrl_addr = TPS65917_LDO4_CTRL, | |
293 | .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_LDO4, | |
294 | }, | |
295 | { | |
296 | .name = "LDO5", | |
297 | .sname = "ldo5-in", | |
298 | .vsel_addr = TPS65917_LDO5_VOLTAGE, | |
299 | .ctrl_addr = TPS65917_LDO5_CTRL, | |
300 | .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_LDO5, | |
301 | }, | |
302 | { | |
303 | .name = "REGEN1", | |
304 | .ctrl_addr = TPS65917_REGEN1_CTRL, | |
305 | .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_REGEN1, | |
306 | }, | |
307 | { | |
308 | .name = "REGEN2", | |
309 | .ctrl_addr = TPS65917_REGEN2_CTRL, | |
310 | .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_REGEN2, | |
311 | }, | |
312 | { | |
313 | .name = "REGEN3", | |
314 | .ctrl_addr = TPS65917_REGEN3_CTRL, | |
315 | .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_REGEN3, | |
316 | }, | |
317 | }; | |
318 | ||
cac9e916 K |
319 | #define EXTERNAL_REQUESTOR(_id, _offset, _pos) \ |
320 | [PALMAS_EXTERNAL_REQSTR_ID_##_id] = { \ | |
321 | .id = PALMAS_EXTERNAL_REQSTR_ID_##_id, \ | |
322 | .reg_offset = _offset, \ | |
323 | .bit_pos = _pos, \ | |
324 | } | |
325 | ||
4b09e17b | 326 | static struct palmas_sleep_requestor_info palma_sleep_req_info[] = { |
cac9e916 K |
327 | EXTERNAL_REQUESTOR(REGEN1, 0, 0), |
328 | EXTERNAL_REQUESTOR(REGEN2, 0, 1), | |
329 | EXTERNAL_REQUESTOR(SYSEN1, 0, 2), | |
330 | EXTERNAL_REQUESTOR(SYSEN2, 0, 3), | |
331 | EXTERNAL_REQUESTOR(CLK32KG, 0, 4), | |
332 | EXTERNAL_REQUESTOR(CLK32KGAUDIO, 0, 5), | |
333 | EXTERNAL_REQUESTOR(REGEN3, 0, 6), | |
334 | EXTERNAL_REQUESTOR(SMPS12, 1, 0), | |
335 | EXTERNAL_REQUESTOR(SMPS3, 1, 1), | |
336 | EXTERNAL_REQUESTOR(SMPS45, 1, 2), | |
337 | EXTERNAL_REQUESTOR(SMPS6, 1, 3), | |
338 | EXTERNAL_REQUESTOR(SMPS7, 1, 4), | |
339 | EXTERNAL_REQUESTOR(SMPS8, 1, 5), | |
340 | EXTERNAL_REQUESTOR(SMPS9, 1, 6), | |
341 | EXTERNAL_REQUESTOR(SMPS10, 1, 7), | |
342 | EXTERNAL_REQUESTOR(LDO1, 2, 0), | |
343 | EXTERNAL_REQUESTOR(LDO2, 2, 1), | |
344 | EXTERNAL_REQUESTOR(LDO3, 2, 2), | |
345 | EXTERNAL_REQUESTOR(LDO4, 2, 3), | |
346 | EXTERNAL_REQUESTOR(LDO5, 2, 4), | |
347 | EXTERNAL_REQUESTOR(LDO6, 2, 5), | |
348 | EXTERNAL_REQUESTOR(LDO7, 2, 6), | |
349 | EXTERNAL_REQUESTOR(LDO8, 2, 7), | |
350 | EXTERNAL_REQUESTOR(LDO9, 3, 0), | |
351 | EXTERNAL_REQUESTOR(LDOLN, 3, 1), | |
352 | EXTERNAL_REQUESTOR(LDOUSB, 3, 2), | |
353 | }; | |
354 | ||
d6f83370 K |
355 | #define EXTERNAL_REQUESTOR_TPS65917(_id, _offset, _pos) \ |
356 | [TPS65917_EXTERNAL_REQSTR_ID_##_id] = { \ | |
357 | .id = TPS65917_EXTERNAL_REQSTR_ID_##_id, \ | |
358 | .reg_offset = _offset, \ | |
359 | .bit_pos = _pos, \ | |
360 | } | |
361 | ||
362 | static struct palmas_sleep_requestor_info tps65917_sleep_req_info[] = { | |
363 | EXTERNAL_REQUESTOR_TPS65917(REGEN1, 0, 0), | |
364 | EXTERNAL_REQUESTOR_TPS65917(REGEN2, 0, 1), | |
365 | EXTERNAL_REQUESTOR_TPS65917(REGEN3, 0, 6), | |
366 | EXTERNAL_REQUESTOR_TPS65917(SMPS1, 1, 0), | |
367 | EXTERNAL_REQUESTOR_TPS65917(SMPS2, 1, 1), | |
368 | EXTERNAL_REQUESTOR_TPS65917(SMPS3, 1, 2), | |
369 | EXTERNAL_REQUESTOR_TPS65917(SMPS4, 1, 3), | |
370 | EXTERNAL_REQUESTOR_TPS65917(SMPS5, 1, 4), | |
be035303 | 371 | EXTERNAL_REQUESTOR_TPS65917(SMPS12, 1, 5), |
d6f83370 K |
372 | EXTERNAL_REQUESTOR_TPS65917(LDO1, 2, 0), |
373 | EXTERNAL_REQUESTOR_TPS65917(LDO2, 2, 1), | |
374 | EXTERNAL_REQUESTOR_TPS65917(LDO3, 2, 2), | |
375 | EXTERNAL_REQUESTOR_TPS65917(LDO4, 2, 3), | |
376 | EXTERNAL_REQUESTOR_TPS65917(LDO5, 2, 4), | |
377 | }; | |
378 | ||
ad542a52 | 379 | static const unsigned int palmas_smps_ramp_delay[4] = {0, 10000, 5000, 2500}; |
28d1e8cd | 380 | |
e5ce4208 GG |
381 | #define SMPS_CTRL_MODE_OFF 0x00 |
382 | #define SMPS_CTRL_MODE_ON 0x01 | |
383 | #define SMPS_CTRL_MODE_ECO 0x02 | |
384 | #define SMPS_CTRL_MODE_PWM 0x03 | |
385 | ||
0f45aa84 | 386 | #define PALMAS_SMPS_NUM_VOLTAGES 122 |
e5ce4208 GG |
387 | #define PALMAS_SMPS10_NUM_VOLTAGES 2 |
388 | #define PALMAS_LDO_NUM_VOLTAGES 50 | |
389 | ||
390 | #define SMPS10_VSEL (1<<3) | |
391 | #define SMPS10_BOOST_EN (1<<2) | |
392 | #define SMPS10_BYPASS_EN (1<<1) | |
393 | #define SMPS10_SWITCH_EN (1<<0) | |
394 | ||
395 | #define REGULATOR_SLAVE 0 | |
396 | ||
397 | static int palmas_smps_read(struct palmas *palmas, unsigned int reg, | |
398 | unsigned int *dest) | |
399 | { | |
400 | unsigned int addr; | |
401 | ||
402 | addr = PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE, reg); | |
403 | ||
404 | return regmap_read(palmas->regmap[REGULATOR_SLAVE], addr, dest); | |
405 | } | |
406 | ||
407 | static int palmas_smps_write(struct palmas *palmas, unsigned int reg, | |
408 | unsigned int value) | |
409 | { | |
410 | unsigned int addr; | |
411 | ||
412 | addr = PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE, reg); | |
413 | ||
414 | return regmap_write(palmas->regmap[REGULATOR_SLAVE], addr, value); | |
415 | } | |
416 | ||
417 | static int palmas_ldo_read(struct palmas *palmas, unsigned int reg, | |
418 | unsigned int *dest) | |
419 | { | |
420 | unsigned int addr; | |
421 | ||
422 | addr = PALMAS_BASE_TO_REG(PALMAS_LDO_BASE, reg); | |
423 | ||
424 | return regmap_read(palmas->regmap[REGULATOR_SLAVE], addr, dest); | |
425 | } | |
426 | ||
427 | static int palmas_ldo_write(struct palmas *palmas, unsigned int reg, | |
428 | unsigned int value) | |
429 | { | |
430 | unsigned int addr; | |
431 | ||
432 | addr = PALMAS_BASE_TO_REG(PALMAS_LDO_BASE, reg); | |
433 | ||
434 | return regmap_write(palmas->regmap[REGULATOR_SLAVE], addr, value); | |
435 | } | |
436 | ||
e5ce4208 GG |
437 | static int palmas_set_mode_smps(struct regulator_dev *dev, unsigned int mode) |
438 | { | |
cf910b6b | 439 | int id = rdev_get_id(dev); |
966e927b | 440 | int ret; |
e5ce4208 | 441 | struct palmas_pmic *pmic = rdev_get_drvdata(dev); |
cac9e916 | 442 | struct palmas_pmic_driver_data *ddata = pmic->palmas->pmic_ddata; |
cf910b6b | 443 | struct palmas_regs_info *rinfo = &ddata->palmas_regs_info[id]; |
e5ce4208 | 444 | unsigned int reg; |
51d3a0c9 | 445 | bool rail_enable = true; |
e5ce4208 | 446 | |
966e927b KL |
447 | ret = palmas_smps_read(pmic->palmas, rinfo->ctrl_addr, ®); |
448 | if (ret) | |
449 | return ret; | |
cac9e916 | 450 | |
999f0c7c | 451 | reg &= ~PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK; |
e5ce4208 | 452 | |
51d3a0c9 LD |
453 | if (reg == SMPS_CTRL_MODE_OFF) |
454 | rail_enable = false; | |
455 | ||
e5ce4208 GG |
456 | switch (mode) { |
457 | case REGULATOR_MODE_NORMAL: | |
458 | reg |= SMPS_CTRL_MODE_ON; | |
459 | break; | |
460 | case REGULATOR_MODE_IDLE: | |
461 | reg |= SMPS_CTRL_MODE_ECO; | |
462 | break; | |
463 | case REGULATOR_MODE_FAST: | |
464 | reg |= SMPS_CTRL_MODE_PWM; | |
465 | break; | |
466 | default: | |
467 | return -EINVAL; | |
468 | } | |
e5ce4208 | 469 | |
51d3a0c9 LD |
470 | pmic->current_reg_mode[id] = reg & PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK; |
471 | if (rail_enable) | |
cf910b6b | 472 | palmas_smps_write(pmic->palmas, rinfo->ctrl_addr, reg); |
318dbb02 NM |
473 | |
474 | /* Switch the enable value to ensure this is used for enable */ | |
475 | pmic->desc[id].enable_val = pmic->current_reg_mode[id]; | |
476 | ||
e5ce4208 GG |
477 | return 0; |
478 | } | |
479 | ||
480 | static unsigned int palmas_get_mode_smps(struct regulator_dev *dev) | |
481 | { | |
482 | struct palmas_pmic *pmic = rdev_get_drvdata(dev); | |
483 | int id = rdev_get_id(dev); | |
484 | unsigned int reg; | |
485 | ||
51d3a0c9 | 486 | reg = pmic->current_reg_mode[id] & PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK; |
e5ce4208 GG |
487 | |
488 | switch (reg) { | |
489 | case SMPS_CTRL_MODE_ON: | |
490 | return REGULATOR_MODE_NORMAL; | |
491 | case SMPS_CTRL_MODE_ECO: | |
492 | return REGULATOR_MODE_IDLE; | |
493 | case SMPS_CTRL_MODE_PWM: | |
494 | return REGULATOR_MODE_FAST; | |
495 | } | |
496 | ||
497 | return 0; | |
498 | } | |
499 | ||
28d1e8cd LD |
500 | static int palmas_smps_set_ramp_delay(struct regulator_dev *rdev, |
501 | int ramp_delay) | |
502 | { | |
cf910b6b | 503 | int id = rdev_get_id(rdev); |
28d1e8cd | 504 | struct palmas_pmic *pmic = rdev_get_drvdata(rdev); |
cac9e916 | 505 | struct palmas_pmic_driver_data *ddata = pmic->palmas->pmic_ddata; |
cf910b6b | 506 | struct palmas_regs_info *rinfo = &ddata->palmas_regs_info[id]; |
28d1e8cd | 507 | unsigned int reg = 0; |
28d1e8cd LD |
508 | int ret; |
509 | ||
f22c2bae AL |
510 | /* SMPS3 and SMPS7 do not have tstep_addr setting */ |
511 | switch (id) { | |
512 | case PALMAS_REG_SMPS3: | |
513 | case PALMAS_REG_SMPS7: | |
514 | return 0; | |
515 | } | |
516 | ||
28d1e8cd LD |
517 | if (ramp_delay <= 0) |
518 | reg = 0; | |
0ea34b57 | 519 | else if (ramp_delay <= 2500) |
28d1e8cd | 520 | reg = 3; |
0ea34b57 | 521 | else if (ramp_delay <= 5000) |
28d1e8cd LD |
522 | reg = 2; |
523 | else | |
524 | reg = 1; | |
525 | ||
cf910b6b | 526 | ret = palmas_smps_write(pmic->palmas, rinfo->tstep_addr, reg); |
28d1e8cd LD |
527 | if (ret < 0) { |
528 | dev_err(pmic->palmas->dev, "TSTEP write failed: %d\n", ret); | |
529 | return ret; | |
530 | } | |
531 | ||
532 | pmic->ramp_delay[id] = palmas_smps_ramp_delay[reg]; | |
533 | return ret; | |
534 | } | |
535 | ||
0e5a7680 | 536 | static const struct regulator_ops palmas_ops_smps = { |
dbabd624 K |
537 | .is_enabled = regulator_is_enabled_regmap, |
538 | .enable = regulator_enable_regmap, | |
539 | .disable = regulator_disable_regmap, | |
e5ce4208 GG |
540 | .set_mode = palmas_set_mode_smps, |
541 | .get_mode = palmas_get_mode_smps, | |
bdc4baac AL |
542 | .get_voltage_sel = regulator_get_voltage_sel_regmap, |
543 | .set_voltage_sel = regulator_set_voltage_sel_regmap, | |
dbabd624 K |
544 | .list_voltage = regulator_list_voltage_linear_range, |
545 | .map_voltage = regulator_map_voltage_linear_range, | |
546 | .set_voltage_time_sel = regulator_set_voltage_time_sel, | |
28d1e8cd | 547 | .set_ramp_delay = palmas_smps_set_ramp_delay, |
e5ce4208 GG |
548 | }; |
549 | ||
0e5a7680 | 550 | static const struct regulator_ops palmas_ops_ext_control_smps = { |
32b6d3f6 LD |
551 | .set_mode = palmas_set_mode_smps, |
552 | .get_mode = palmas_get_mode_smps, | |
553 | .get_voltage_sel = regulator_get_voltage_sel_regmap, | |
554 | .set_voltage_sel = regulator_set_voltage_sel_regmap, | |
dbabd624 K |
555 | .list_voltage = regulator_list_voltage_linear_range, |
556 | .map_voltage = regulator_map_voltage_linear_range, | |
557 | .set_voltage_time_sel = regulator_set_voltage_time_sel, | |
32b6d3f6 LD |
558 | .set_ramp_delay = palmas_smps_set_ramp_delay, |
559 | }; | |
560 | ||
0e5a7680 | 561 | static const struct regulator_ops palmas_ops_smps10 = { |
e5ce4208 GG |
562 | .is_enabled = regulator_is_enabled_regmap, |
563 | .enable = regulator_enable_regmap, | |
564 | .disable = regulator_disable_regmap, | |
565 | .get_voltage_sel = regulator_get_voltage_sel_regmap, | |
566 | .set_voltage_sel = regulator_set_voltage_sel_regmap, | |
8029a006 AL |
567 | .list_voltage = regulator_list_voltage_linear, |
568 | .map_voltage = regulator_map_voltage_linear, | |
77409d9b KVA |
569 | .set_bypass = regulator_set_bypass_regmap, |
570 | .get_bypass = regulator_get_bypass_regmap, | |
e5ce4208 GG |
571 | }; |
572 | ||
0e5a7680 | 573 | static const struct regulator_ops tps65917_ops_smps = { |
d6f83370 K |
574 | .is_enabled = regulator_is_enabled_regmap, |
575 | .enable = regulator_enable_regmap, | |
576 | .disable = regulator_disable_regmap, | |
577 | .set_mode = palmas_set_mode_smps, | |
578 | .get_mode = palmas_get_mode_smps, | |
579 | .get_voltage_sel = regulator_get_voltage_sel_regmap, | |
580 | .set_voltage_sel = regulator_set_voltage_sel_regmap, | |
581 | .list_voltage = regulator_list_voltage_linear_range, | |
582 | .map_voltage = regulator_map_voltage_linear_range, | |
583 | .set_voltage_time_sel = regulator_set_voltage_time_sel, | |
584 | }; | |
585 | ||
0e5a7680 | 586 | static const struct regulator_ops tps65917_ops_ext_control_smps = { |
d6f83370 K |
587 | .set_mode = palmas_set_mode_smps, |
588 | .get_mode = palmas_get_mode_smps, | |
589 | .get_voltage_sel = regulator_get_voltage_sel_regmap, | |
590 | .set_voltage_sel = regulator_set_voltage_sel_regmap, | |
591 | .list_voltage = regulator_list_voltage_linear_range, | |
592 | .map_voltage = regulator_map_voltage_linear_range, | |
593 | }; | |
594 | ||
e5ce4208 GG |
595 | static int palmas_is_enabled_ldo(struct regulator_dev *dev) |
596 | { | |
cf910b6b | 597 | int id = rdev_get_id(dev); |
e5ce4208 | 598 | struct palmas_pmic *pmic = rdev_get_drvdata(dev); |
cac9e916 | 599 | struct palmas_pmic_driver_data *ddata = pmic->palmas->pmic_ddata; |
cf910b6b | 600 | struct palmas_regs_info *rinfo = &ddata->palmas_regs_info[id]; |
e5ce4208 GG |
601 | unsigned int reg; |
602 | ||
cf910b6b | 603 | palmas_ldo_read(pmic->palmas, rinfo->ctrl_addr, ®); |
e5ce4208 GG |
604 | |
605 | reg &= PALMAS_LDO1_CTRL_STATUS; | |
606 | ||
607 | return !!(reg); | |
608 | } | |
609 | ||
0e5a7680 | 610 | static const struct regulator_ops palmas_ops_ldo = { |
e5ce4208 GG |
611 | .is_enabled = palmas_is_enabled_ldo, |
612 | .enable = regulator_enable_regmap, | |
613 | .disable = regulator_disable_regmap, | |
4a247a96 AL |
614 | .get_voltage_sel = regulator_get_voltage_sel_regmap, |
615 | .set_voltage_sel = regulator_set_voltage_sel_regmap, | |
9119ff6a AL |
616 | .list_voltage = regulator_list_voltage_linear, |
617 | .map_voltage = regulator_map_voltage_linear, | |
e5ce4208 GG |
618 | }; |
619 | ||
0e5a7680 | 620 | static const struct regulator_ops palmas_ops_ldo9 = { |
b554e145 K |
621 | .is_enabled = palmas_is_enabled_ldo, |
622 | .enable = regulator_enable_regmap, | |
623 | .disable = regulator_disable_regmap, | |
624 | .get_voltage_sel = regulator_get_voltage_sel_regmap, | |
625 | .set_voltage_sel = regulator_set_voltage_sel_regmap, | |
626 | .list_voltage = regulator_list_voltage_linear, | |
627 | .map_voltage = regulator_map_voltage_linear, | |
628 | .set_bypass = regulator_set_bypass_regmap, | |
629 | .get_bypass = regulator_get_bypass_regmap, | |
630 | }; | |
631 | ||
0e5a7680 | 632 | static const struct regulator_ops palmas_ops_ext_control_ldo = { |
32b6d3f6 LD |
633 | .get_voltage_sel = regulator_get_voltage_sel_regmap, |
634 | .set_voltage_sel = regulator_set_voltage_sel_regmap, | |
635 | .list_voltage = regulator_list_voltage_linear, | |
636 | .map_voltage = regulator_map_voltage_linear, | |
637 | }; | |
638 | ||
0e5a7680 | 639 | static const struct regulator_ops palmas_ops_extreg = { |
aa07f027 LD |
640 | .is_enabled = regulator_is_enabled_regmap, |
641 | .enable = regulator_enable_regmap, | |
642 | .disable = regulator_disable_regmap, | |
643 | }; | |
644 | ||
0e5a7680 | 645 | static const struct regulator_ops palmas_ops_ext_control_extreg = { |
32b6d3f6 LD |
646 | }; |
647 | ||
0e5a7680 | 648 | static const struct regulator_ops tps65917_ops_ldo = { |
d6f83370 K |
649 | .is_enabled = palmas_is_enabled_ldo, |
650 | .enable = regulator_enable_regmap, | |
651 | .disable = regulator_disable_regmap, | |
652 | .get_voltage_sel = regulator_get_voltage_sel_regmap, | |
653 | .set_voltage_sel = regulator_set_voltage_sel_regmap, | |
654 | .list_voltage = regulator_list_voltage_linear, | |
655 | .map_voltage = regulator_map_voltage_linear, | |
656 | .set_voltage_time_sel = regulator_set_voltage_time_sel, | |
657 | }; | |
658 | ||
0e5a7680 | 659 | static const struct regulator_ops tps65917_ops_ldo_1_2 = { |
b554e145 K |
660 | .is_enabled = palmas_is_enabled_ldo, |
661 | .enable = regulator_enable_regmap, | |
662 | .disable = regulator_disable_regmap, | |
663 | .get_voltage_sel = regulator_get_voltage_sel_regmap, | |
664 | .set_voltage_sel = regulator_set_voltage_sel_regmap, | |
665 | .list_voltage = regulator_list_voltage_linear, | |
666 | .map_voltage = regulator_map_voltage_linear, | |
667 | .set_voltage_time_sel = regulator_set_voltage_time_sel, | |
668 | .set_bypass = regulator_set_bypass_regmap, | |
669 | .get_bypass = regulator_get_bypass_regmap, | |
670 | }; | |
671 | ||
32b6d3f6 LD |
672 | static int palmas_regulator_config_external(struct palmas *palmas, int id, |
673 | struct palmas_reg_init *reg_init) | |
674 | { | |
cf910b6b NM |
675 | struct palmas_pmic_driver_data *ddata = palmas->pmic_ddata; |
676 | struct palmas_regs_info *rinfo = &ddata->palmas_regs_info[id]; | |
32b6d3f6 LD |
677 | int ret; |
678 | ||
cf910b6b NM |
679 | ret = palmas_ext_control_req_config(palmas, rinfo->sleep_id, |
680 | reg_init->roof_floor, true); | |
32b6d3f6 LD |
681 | if (ret < 0) |
682 | dev_err(palmas->dev, | |
683 | "Ext control config for regulator %d failed %d\n", | |
684 | id, ret); | |
685 | return ret; | |
686 | } | |
687 | ||
e5ce4208 GG |
688 | /* |
689 | * setup the hardware based sleep configuration of the SMPS/LDO regulators | |
690 | * from the platform data. This is different to the software based control | |
691 | * supported by the regulator framework as it is controlled by toggling | |
692 | * pins on the PMIC such as PREQ, SYSEN, ... | |
693 | */ | |
694 | static int palmas_smps_init(struct palmas *palmas, int id, | |
695 | struct palmas_reg_init *reg_init) | |
696 | { | |
697 | unsigned int reg; | |
e5ce4208 | 698 | int ret; |
cac9e916 | 699 | struct palmas_pmic_driver_data *ddata = palmas->pmic_ddata; |
cf910b6b NM |
700 | struct palmas_regs_info *rinfo = &ddata->palmas_regs_info[id]; |
701 | unsigned int addr = rinfo->ctrl_addr; | |
e5ce4208 GG |
702 | |
703 | ret = palmas_smps_read(palmas, addr, ®); | |
704 | if (ret) | |
705 | return ret; | |
706 | ||
fedd89b1 | 707 | switch (id) { |
77409d9b KVA |
708 | case PALMAS_REG_SMPS10_OUT1: |
709 | case PALMAS_REG_SMPS10_OUT2: | |
30590d04 LD |
710 | reg &= ~PALMAS_SMPS10_CTRL_MODE_SLEEP_MASK; |
711 | if (reg_init->mode_sleep) | |
fedd89b1 AL |
712 | reg |= reg_init->mode_sleep << |
713 | PALMAS_SMPS10_CTRL_MODE_SLEEP_SHIFT; | |
fedd89b1 AL |
714 | break; |
715 | default: | |
e5ce4208 GG |
716 | if (reg_init->warm_reset) |
717 | reg |= PALMAS_SMPS12_CTRL_WR_S; | |
30590d04 LD |
718 | else |
719 | reg &= ~PALMAS_SMPS12_CTRL_WR_S; | |
e5ce4208 GG |
720 | |
721 | if (reg_init->roof_floor) | |
722 | reg |= PALMAS_SMPS12_CTRL_ROOF_FLOOR_EN; | |
30590d04 LD |
723 | else |
724 | reg &= ~PALMAS_SMPS12_CTRL_ROOF_FLOOR_EN; | |
e5ce4208 | 725 | |
30590d04 LD |
726 | reg &= ~PALMAS_SMPS12_CTRL_MODE_SLEEP_MASK; |
727 | if (reg_init->mode_sleep) | |
e5ce4208 GG |
728 | reg |= reg_init->mode_sleep << |
729 | PALMAS_SMPS12_CTRL_MODE_SLEEP_SHIFT; | |
e5ce4208 | 730 | } |
fedd89b1 | 731 | |
e5ce4208 GG |
732 | ret = palmas_smps_write(palmas, addr, reg); |
733 | if (ret) | |
734 | return ret; | |
735 | ||
cf910b6b | 736 | if (rinfo->vsel_addr && reg_init->vsel) { |
e5ce4208 GG |
737 | |
738 | reg = reg_init->vsel; | |
739 | ||
cf910b6b | 740 | ret = palmas_smps_write(palmas, rinfo->vsel_addr, reg); |
e5ce4208 GG |
741 | if (ret) |
742 | return ret; | |
743 | } | |
744 | ||
32b6d3f6 LD |
745 | if (reg_init->roof_floor && (id != PALMAS_REG_SMPS10_OUT1) && |
746 | (id != PALMAS_REG_SMPS10_OUT2)) { | |
747 | /* Enable externally controlled regulator */ | |
32b6d3f6 LD |
748 | ret = palmas_smps_read(palmas, addr, ®); |
749 | if (ret < 0) | |
750 | return ret; | |
e5ce4208 | 751 | |
32b6d3f6 LD |
752 | if (!(reg & PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK)) { |
753 | reg |= SMPS_CTRL_MODE_ON; | |
754 | ret = palmas_smps_write(palmas, addr, reg); | |
755 | if (ret < 0) | |
756 | return ret; | |
757 | } | |
758 | return palmas_regulator_config_external(palmas, id, reg_init); | |
759 | } | |
e5ce4208 GG |
760 | return 0; |
761 | } | |
762 | ||
763 | static int palmas_ldo_init(struct palmas *palmas, int id, | |
764 | struct palmas_reg_init *reg_init) | |
765 | { | |
766 | unsigned int reg; | |
767 | unsigned int addr; | |
768 | int ret; | |
cac9e916 | 769 | struct palmas_pmic_driver_data *ddata = palmas->pmic_ddata; |
cf910b6b | 770 | struct palmas_regs_info *rinfo = &ddata->palmas_regs_info[id]; |
cac9e916 | 771 | |
cf910b6b | 772 | addr = rinfo->ctrl_addr; |
e5ce4208 | 773 | |
2735daeb | 774 | ret = palmas_ldo_read(palmas, addr, ®); |
e5ce4208 GG |
775 | if (ret) |
776 | return ret; | |
777 | ||
778 | if (reg_init->warm_reset) | |
779 | reg |= PALMAS_LDO1_CTRL_WR_S; | |
30590d04 LD |
780 | else |
781 | reg &= ~PALMAS_LDO1_CTRL_WR_S; | |
e5ce4208 GG |
782 | |
783 | if (reg_init->mode_sleep) | |
784 | reg |= PALMAS_LDO1_CTRL_MODE_SLEEP; | |
30590d04 LD |
785 | else |
786 | reg &= ~PALMAS_LDO1_CTRL_MODE_SLEEP; | |
e5ce4208 | 787 | |
2735daeb | 788 | ret = palmas_ldo_write(palmas, addr, reg); |
e5ce4208 GG |
789 | if (ret) |
790 | return ret; | |
791 | ||
32b6d3f6 LD |
792 | if (reg_init->roof_floor) { |
793 | /* Enable externally controlled regulator */ | |
32b6d3f6 LD |
794 | ret = palmas_update_bits(palmas, PALMAS_LDO_BASE, |
795 | addr, PALMAS_LDO1_CTRL_MODE_ACTIVE, | |
796 | PALMAS_LDO1_CTRL_MODE_ACTIVE); | |
797 | if (ret < 0) { | |
798 | dev_err(palmas->dev, | |
799 | "LDO Register 0x%02x update failed %d\n", | |
800 | addr, ret); | |
801 | return ret; | |
802 | } | |
803 | return palmas_regulator_config_external(palmas, id, reg_init); | |
804 | } | |
e5ce4208 GG |
805 | return 0; |
806 | } | |
807 | ||
aa07f027 LD |
808 | static int palmas_extreg_init(struct palmas *palmas, int id, |
809 | struct palmas_reg_init *reg_init) | |
810 | { | |
811 | unsigned int addr; | |
812 | int ret; | |
813 | unsigned int val = 0; | |
cac9e916 | 814 | struct palmas_pmic_driver_data *ddata = palmas->pmic_ddata; |
cf910b6b | 815 | struct palmas_regs_info *rinfo = &ddata->palmas_regs_info[id]; |
cac9e916 | 816 | |
cf910b6b | 817 | addr = rinfo->ctrl_addr; |
aa07f027 LD |
818 | |
819 | if (reg_init->mode_sleep) | |
820 | val = PALMAS_REGEN1_CTRL_MODE_SLEEP; | |
821 | ||
822 | ret = palmas_update_bits(palmas, PALMAS_RESOURCE_BASE, | |
823 | addr, PALMAS_REGEN1_CTRL_MODE_SLEEP, val); | |
824 | if (ret < 0) { | |
825 | dev_err(palmas->dev, "Resource reg 0x%02x update failed %d\n", | |
826 | addr, ret); | |
827 | return ret; | |
828 | } | |
32b6d3f6 LD |
829 | |
830 | if (reg_init->roof_floor) { | |
831 | /* Enable externally controlled regulator */ | |
32b6d3f6 LD |
832 | ret = palmas_update_bits(palmas, PALMAS_RESOURCE_BASE, |
833 | addr, PALMAS_REGEN1_CTRL_MODE_ACTIVE, | |
834 | PALMAS_REGEN1_CTRL_MODE_ACTIVE); | |
835 | if (ret < 0) { | |
836 | dev_err(palmas->dev, | |
837 | "Resource Register 0x%02x update failed %d\n", | |
838 | addr, ret); | |
839 | return ret; | |
840 | } | |
841 | return palmas_regulator_config_external(palmas, id, reg_init); | |
842 | } | |
aa07f027 LD |
843 | return 0; |
844 | } | |
845 | ||
17c11a76 LD |
846 | static void palmas_enable_ldo8_track(struct palmas *palmas) |
847 | { | |
848 | unsigned int reg; | |
849 | unsigned int addr; | |
850 | int ret; | |
cac9e916 | 851 | struct palmas_pmic_driver_data *ddata = palmas->pmic_ddata; |
cf910b6b | 852 | struct palmas_regs_info *rinfo; |
cac9e916 | 853 | |
cf910b6b NM |
854 | rinfo = &ddata->palmas_regs_info[PALMAS_REG_LDO8]; |
855 | addr = rinfo->ctrl_addr; | |
17c11a76 LD |
856 | |
857 | ret = palmas_ldo_read(palmas, addr, ®); | |
858 | if (ret) { | |
859 | dev_err(palmas->dev, "Error in reading ldo8 control reg\n"); | |
860 | return; | |
861 | } | |
862 | ||
863 | reg |= PALMAS_LDO8_CTRL_LDO_TRACKING_EN; | |
864 | ret = palmas_ldo_write(palmas, addr, reg); | |
865 | if (ret < 0) { | |
866 | dev_err(palmas->dev, "Error in enabling tracking mode\n"); | |
867 | return; | |
868 | } | |
869 | /* | |
870 | * When SMPS45 is set to off and LDO8 tracking is enabled, the LDO8 | |
871 | * output is defined by the LDO8_VOLTAGE.VSEL register divided by two, | |
872 | * and can be set from 0.45 to 1.65 V. | |
873 | */ | |
cf910b6b | 874 | addr = rinfo->vsel_addr; |
17c11a76 LD |
875 | ret = palmas_ldo_read(palmas, addr, ®); |
876 | if (ret) { | |
877 | dev_err(palmas->dev, "Error in reading ldo8 voltage reg\n"); | |
878 | return; | |
879 | } | |
880 | ||
881 | reg = (reg << 1) & PALMAS_LDO8_VOLTAGE_VSEL_MASK; | |
882 | ret = palmas_ldo_write(palmas, addr, reg); | |
883 | if (ret < 0) | |
884 | dev_err(palmas->dev, "Error in setting ldo8 voltage reg\n"); | |
885 | ||
886 | return; | |
887 | } | |
888 | ||
cac9e916 K |
889 | static int palmas_ldo_registration(struct palmas_pmic *pmic, |
890 | struct palmas_pmic_driver_data *ddata, | |
891 | struct palmas_pmic_platform_data *pdata, | |
892 | const char *pdev_name, | |
893 | struct regulator_config config) | |
a361cd9f | 894 | { |
cac9e916 K |
895 | int id, ret; |
896 | struct regulator_dev *rdev; | |
897 | struct palmas_reg_init *reg_init; | |
cf910b6b | 898 | struct palmas_regs_info *rinfo; |
429222d0 | 899 | struct regulator_desc *desc; |
a361cd9f | 900 | |
cac9e916 K |
901 | for (id = ddata->ldo_begin; id < ddata->max_reg; id++) { |
902 | if (pdata && pdata->reg_init[id]) | |
903 | reg_init = pdata->reg_init[id]; | |
904 | else | |
905 | reg_init = NULL; | |
a361cd9f | 906 | |
cf910b6b | 907 | rinfo = &ddata->palmas_regs_info[id]; |
cac9e916 K |
908 | /* Miss out regulators which are not available due |
909 | * to alternate functions. | |
910 | */ | |
a361cd9f | 911 | |
cac9e916 | 912 | /* Register the regulators */ |
429222d0 NM |
913 | desc = &pmic->desc[id]; |
914 | desc->name = rinfo->name; | |
915 | desc->id = id; | |
916 | desc->type = REGULATOR_VOLTAGE; | |
917 | desc->owner = THIS_MODULE; | |
a361cd9f | 918 | |
cac9e916 | 919 | if (id < PALMAS_REG_REGEN1) { |
429222d0 | 920 | desc->n_voltages = PALMAS_LDO_NUM_VOLTAGES; |
cac9e916 | 921 | if (reg_init && reg_init->roof_floor) |
429222d0 | 922 | desc->ops = &palmas_ops_ext_control_ldo; |
cac9e916 | 923 | else |
429222d0 NM |
924 | desc->ops = &palmas_ops_ldo; |
925 | desc->min_uV = 900000; | |
926 | desc->uV_step = 50000; | |
927 | desc->linear_min_sel = 1; | |
928 | desc->enable_time = 500; | |
929 | desc->vsel_reg = PALMAS_BASE_TO_REG(PALMAS_LDO_BASE, | |
930 | rinfo->vsel_addr); | |
931 | desc->vsel_mask = PALMAS_LDO1_VOLTAGE_VSEL_MASK; | |
932 | desc->enable_reg = PALMAS_BASE_TO_REG(PALMAS_LDO_BASE, | |
933 | rinfo->ctrl_addr); | |
934 | desc->enable_mask = PALMAS_LDO1_CTRL_MODE_ACTIVE; | |
a361cd9f | 935 | |
cac9e916 K |
936 | /* Check if LDO8 is in tracking mode or not */ |
937 | if (pdata && (id == PALMAS_REG_LDO8) && | |
938 | pdata->enable_ldo8_tracking) { | |
939 | palmas_enable_ldo8_track(pmic->palmas); | |
429222d0 NM |
940 | desc->min_uV = 450000; |
941 | desc->uV_step = 25000; | |
cac9e916 | 942 | } |
a361cd9f | 943 | |
cac9e916 K |
944 | /* LOD6 in vibrator mode will have enable time 2000us */ |
945 | if (pdata && pdata->ldo6_vibrator && | |
946 | (id == PALMAS_REG_LDO6)) | |
429222d0 | 947 | desc->enable_time = 2000; |
b554e145 K |
948 | |
949 | if (id == PALMAS_REG_LDO9) { | |
950 | desc->ops = &palmas_ops_ldo9; | |
951 | desc->bypass_reg = desc->enable_reg; | |
e0341f17 NM |
952 | desc->bypass_val_on = |
953 | PALMAS_LDO9_CTRL_LDO_BYPASS_EN; | |
b554e145 K |
954 | desc->bypass_mask = |
955 | PALMAS_LDO9_CTRL_LDO_BYPASS_EN; | |
956 | } | |
cac9e916 | 957 | } else { |
e999c728 K |
958 | if (!ddata->has_regen3 && id == PALMAS_REG_REGEN3) |
959 | continue; | |
960 | ||
429222d0 | 961 | desc->n_voltages = 1; |
cac9e916 | 962 | if (reg_init && reg_init->roof_floor) |
429222d0 | 963 | desc->ops = &palmas_ops_ext_control_extreg; |
cac9e916 | 964 | else |
429222d0 NM |
965 | desc->ops = &palmas_ops_extreg; |
966 | desc->enable_reg = | |
cac9e916 | 967 | PALMAS_BASE_TO_REG(PALMAS_RESOURCE_BASE, |
cf910b6b | 968 | rinfo->ctrl_addr); |
429222d0 | 969 | desc->enable_mask = PALMAS_REGEN1_CTRL_MODE_ACTIVE; |
cac9e916 | 970 | } |
a361cd9f | 971 | |
cac9e916 K |
972 | if (pdata) |
973 | config.init_data = pdata->reg_data[id]; | |
974 | else | |
975 | config.init_data = NULL; | |
32b6d3f6 | 976 | |
429222d0 | 977 | desc->supply_name = rinfo->sname; |
cac9e916 | 978 | config.of_node = ddata->palmas_matches[id].of_node; |
a361cd9f | 979 | |
429222d0 | 980 | rdev = devm_regulator_register(pmic->dev, desc, &config); |
cac9e916 K |
981 | if (IS_ERR(rdev)) { |
982 | dev_err(pmic->dev, | |
983 | "failed to register %s regulator\n", | |
984 | pdev_name); | |
985 | return PTR_ERR(rdev); | |
986 | } | |
a361cd9f | 987 | |
cac9e916 K |
988 | /* Initialise sleep/init values from platform data */ |
989 | if (pdata) { | |
990 | reg_init = pdata->reg_init[id]; | |
991 | if (reg_init) { | |
992 | if (id <= ddata->ldo_end) | |
993 | ret = palmas_ldo_init(pmic->palmas, id, | |
994 | reg_init); | |
995 | else | |
996 | ret = palmas_extreg_init(pmic->palmas, | |
997 | id, reg_init); | |
998 | if (ret) | |
999 | return ret; | |
1000 | } | |
1001 | } | |
a361cd9f GG |
1002 | } |
1003 | ||
cac9e916 | 1004 | return 0; |
a361cd9f GG |
1005 | } |
1006 | ||
d6f83370 K |
1007 | static int tps65917_ldo_registration(struct palmas_pmic *pmic, |
1008 | struct palmas_pmic_driver_data *ddata, | |
1009 | struct palmas_pmic_platform_data *pdata, | |
1010 | const char *pdev_name, | |
1011 | struct regulator_config config) | |
1012 | { | |
1013 | int id, ret; | |
1014 | struct regulator_dev *rdev; | |
1015 | struct palmas_reg_init *reg_init; | |
cf910b6b | 1016 | struct palmas_regs_info *rinfo; |
429222d0 | 1017 | struct regulator_desc *desc; |
d6f83370 K |
1018 | |
1019 | for (id = ddata->ldo_begin; id < ddata->max_reg; id++) { | |
1020 | if (pdata && pdata->reg_init[id]) | |
1021 | reg_init = pdata->reg_init[id]; | |
1022 | else | |
1023 | reg_init = NULL; | |
1024 | ||
1025 | /* Miss out regulators which are not available due | |
1026 | * to alternate functions. | |
1027 | */ | |
cf910b6b | 1028 | rinfo = &ddata->palmas_regs_info[id]; |
d6f83370 K |
1029 | |
1030 | /* Register the regulators */ | |
429222d0 NM |
1031 | desc = &pmic->desc[id]; |
1032 | desc->name = rinfo->name; | |
1033 | desc->id = id; | |
1034 | desc->type = REGULATOR_VOLTAGE; | |
1035 | desc->owner = THIS_MODULE; | |
d6f83370 K |
1036 | |
1037 | if (id < TPS65917_REG_REGEN1) { | |
429222d0 | 1038 | desc->n_voltages = PALMAS_LDO_NUM_VOLTAGES; |
d6f83370 | 1039 | if (reg_init && reg_init->roof_floor) |
429222d0 | 1040 | desc->ops = &palmas_ops_ext_control_ldo; |
d6f83370 | 1041 | else |
429222d0 NM |
1042 | desc->ops = &tps65917_ops_ldo; |
1043 | desc->min_uV = 900000; | |
1044 | desc->uV_step = 50000; | |
1045 | desc->linear_min_sel = 1; | |
1046 | desc->enable_time = 500; | |
1047 | desc->vsel_reg = PALMAS_BASE_TO_REG(PALMAS_LDO_BASE, | |
1048 | rinfo->vsel_addr); | |
1049 | desc->vsel_mask = PALMAS_LDO1_VOLTAGE_VSEL_MASK; | |
1050 | desc->enable_reg = PALMAS_BASE_TO_REG(PALMAS_LDO_BASE, | |
1051 | rinfo->ctrl_addr); | |
1052 | desc->enable_mask = PALMAS_LDO1_CTRL_MODE_ACTIVE; | |
d6f83370 K |
1053 | /* |
1054 | * To be confirmed. Discussion on going with PMIC Team. | |
1055 | * It is of the order of ~60mV/uS. | |
1056 | */ | |
429222d0 | 1057 | desc->ramp_delay = 2500; |
b554e145 K |
1058 | if (id == TPS65917_REG_LDO1 || |
1059 | id == TPS65917_REG_LDO2) { | |
1060 | desc->ops = &tps65917_ops_ldo_1_2; | |
1061 | desc->bypass_reg = desc->enable_reg; | |
e0341f17 NM |
1062 | desc->bypass_val_on = |
1063 | TPS65917_LDO1_CTRL_BYPASS_EN; | |
b554e145 K |
1064 | desc->bypass_mask = |
1065 | TPS65917_LDO1_CTRL_BYPASS_EN; | |
1066 | } | |
d6f83370 | 1067 | } else { |
429222d0 | 1068 | desc->n_voltages = 1; |
d6f83370 | 1069 | if (reg_init && reg_init->roof_floor) |
429222d0 | 1070 | desc->ops = &palmas_ops_ext_control_extreg; |
d6f83370 | 1071 | else |
429222d0 NM |
1072 | desc->ops = &palmas_ops_extreg; |
1073 | desc->enable_reg = | |
d6f83370 | 1074 | PALMAS_BASE_TO_REG(PALMAS_RESOURCE_BASE, |
cf910b6b | 1075 | rinfo->ctrl_addr); |
429222d0 | 1076 | desc->enable_mask = PALMAS_REGEN1_CTRL_MODE_ACTIVE; |
d6f83370 K |
1077 | } |
1078 | ||
1079 | if (pdata) | |
1080 | config.init_data = pdata->reg_data[id]; | |
1081 | else | |
1082 | config.init_data = NULL; | |
1083 | ||
429222d0 | 1084 | desc->supply_name = rinfo->sname; |
d6f83370 K |
1085 | config.of_node = ddata->palmas_matches[id].of_node; |
1086 | ||
429222d0 | 1087 | rdev = devm_regulator_register(pmic->dev, desc, &config); |
d6f83370 K |
1088 | if (IS_ERR(rdev)) { |
1089 | dev_err(pmic->dev, | |
1090 | "failed to register %s regulator\n", | |
1091 | pdev_name); | |
1092 | return PTR_ERR(rdev); | |
1093 | } | |
1094 | ||
d6f83370 K |
1095 | /* Initialise sleep/init values from platform data */ |
1096 | if (pdata) { | |
1097 | reg_init = pdata->reg_init[id]; | |
1098 | if (reg_init) { | |
1099 | if (id < TPS65917_REG_REGEN1) | |
1100 | ret = palmas_ldo_init(pmic->palmas, | |
1101 | id, reg_init); | |
1102 | else | |
1103 | ret = palmas_extreg_init(pmic->palmas, | |
1104 | id, reg_init); | |
1105 | if (ret) | |
1106 | return ret; | |
1107 | } | |
1108 | } | |
1109 | } | |
1110 | ||
1111 | return 0; | |
1112 | } | |
1113 | ||
cac9e916 K |
1114 | static int palmas_smps_registration(struct palmas_pmic *pmic, |
1115 | struct palmas_pmic_driver_data *ddata, | |
1116 | struct palmas_pmic_platform_data *pdata, | |
1117 | const char *pdev_name, | |
1118 | struct regulator_config config) | |
e5ce4208 | 1119 | { |
cac9e916 K |
1120 | int id, ret; |
1121 | unsigned int addr, reg; | |
e5ce4208 | 1122 | struct regulator_dev *rdev; |
e5ce4208 | 1123 | struct palmas_reg_init *reg_init; |
cf910b6b | 1124 | struct palmas_regs_info *rinfo; |
429222d0 | 1125 | struct regulator_desc *desc; |
e5ce4208 | 1126 | |
cac9e916 | 1127 | for (id = ddata->smps_start; id <= ddata->smps_end; id++) { |
28d1e8cd | 1128 | bool ramp_delay_support = false; |
e5ce4208 GG |
1129 | |
1130 | /* | |
1131 | * Miss out regulators which are not available due | |
1132 | * to slaving configurations. | |
1133 | */ | |
1134 | switch (id) { | |
1135 | case PALMAS_REG_SMPS12: | |
1136 | case PALMAS_REG_SMPS3: | |
1137 | if (pmic->smps123) | |
1138 | continue; | |
28d1e8cd LD |
1139 | if (id == PALMAS_REG_SMPS12) |
1140 | ramp_delay_support = true; | |
e5ce4208 GG |
1141 | break; |
1142 | case PALMAS_REG_SMPS123: | |
1143 | if (!pmic->smps123) | |
1144 | continue; | |
28d1e8cd | 1145 | ramp_delay_support = true; |
e5ce4208 GG |
1146 | break; |
1147 | case PALMAS_REG_SMPS45: | |
1148 | case PALMAS_REG_SMPS7: | |
1149 | if (pmic->smps457) | |
1150 | continue; | |
28d1e8cd LD |
1151 | if (id == PALMAS_REG_SMPS45) |
1152 | ramp_delay_support = true; | |
e5ce4208 GG |
1153 | break; |
1154 | case PALMAS_REG_SMPS457: | |
1155 | if (!pmic->smps457) | |
1156 | continue; | |
28d1e8cd LD |
1157 | ramp_delay_support = true; |
1158 | break; | |
77409d9b KVA |
1159 | case PALMAS_REG_SMPS10_OUT1: |
1160 | case PALMAS_REG_SMPS10_OUT2: | |
cac9e916 | 1161 | if (!PALMAS_PMIC_HAS(pmic->palmas, SMPS10_BOOST)) |
1ffb0be3 | 1162 | continue; |
28d1e8cd | 1163 | } |
cf910b6b | 1164 | rinfo = &ddata->palmas_regs_info[id]; |
429222d0 | 1165 | desc = &pmic->desc[id]; |
28d1e8cd | 1166 | |
3f4d6364 | 1167 | if ((id == PALMAS_REG_SMPS6) || (id == PALMAS_REG_SMPS8)) |
28d1e8cd LD |
1168 | ramp_delay_support = true; |
1169 | ||
1170 | if (ramp_delay_support) { | |
cf910b6b | 1171 | addr = rinfo->tstep_addr; |
28d1e8cd LD |
1172 | ret = palmas_smps_read(pmic->palmas, addr, ®); |
1173 | if (ret < 0) { | |
cac9e916 | 1174 | dev_err(pmic->dev, |
28d1e8cd | 1175 | "reading TSTEP reg failed: %d\n", ret); |
51c86b3e | 1176 | return ret; |
28d1e8cd | 1177 | } |
429222d0 NM |
1178 | desc->ramp_delay = palmas_smps_ramp_delay[reg & 0x3]; |
1179 | pmic->ramp_delay[id] = desc->ramp_delay; | |
e5ce4208 GG |
1180 | } |
1181 | ||
bdc4baac AL |
1182 | /* Initialise sleep/init values from platform data */ |
1183 | if (pdata && pdata->reg_init[id]) { | |
1184 | reg_init = pdata->reg_init[id]; | |
cac9e916 | 1185 | ret = palmas_smps_init(pmic->palmas, id, reg_init); |
bdc4baac | 1186 | if (ret) |
51c86b3e | 1187 | return ret; |
32b6d3f6 LD |
1188 | } else { |
1189 | reg_init = NULL; | |
bdc4baac AL |
1190 | } |
1191 | ||
e5ce4208 | 1192 | /* Register the regulators */ |
429222d0 NM |
1193 | desc->name = rinfo->name; |
1194 | desc->id = id; | |
e5ce4208 | 1195 | |
fedd89b1 | 1196 | switch (id) { |
77409d9b KVA |
1197 | case PALMAS_REG_SMPS10_OUT1: |
1198 | case PALMAS_REG_SMPS10_OUT2: | |
429222d0 NM |
1199 | desc->n_voltages = PALMAS_SMPS10_NUM_VOLTAGES; |
1200 | desc->ops = &palmas_ops_smps10; | |
1201 | desc->vsel_reg = PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE, | |
1202 | PALMAS_SMPS10_CTRL); | |
1203 | desc->vsel_mask = SMPS10_VSEL; | |
1204 | desc->enable_reg = PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE, | |
1205 | PALMAS_SMPS10_CTRL); | |
77409d9b | 1206 | if (id == PALMAS_REG_SMPS10_OUT1) |
429222d0 | 1207 | desc->enable_mask = SMPS10_SWITCH_EN; |
77409d9b | 1208 | else |
429222d0 NM |
1209 | desc->enable_mask = SMPS10_BOOST_EN; |
1210 | desc->bypass_reg = PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE, | |
1211 | PALMAS_SMPS10_CTRL); | |
e0341f17 | 1212 | desc->bypass_val_on = SMPS10_BYPASS_EN; |
429222d0 NM |
1213 | desc->bypass_mask = SMPS10_BYPASS_EN; |
1214 | desc->min_uV = 3750000; | |
1215 | desc->uV_step = 1250000; | |
fedd89b1 AL |
1216 | break; |
1217 | default: | |
bdc4baac AL |
1218 | /* |
1219 | * Read and store the RANGE bit for later use | |
1220 | * This must be done before regulator is probed, | |
51d3a0c9 LD |
1221 | * otherwise we error in probe with unsupportable |
1222 | * ranges. Read the current smps mode for later use. | |
bdc4baac | 1223 | */ |
cf910b6b | 1224 | addr = rinfo->vsel_addr; |
429222d0 | 1225 | desc->n_linear_ranges = 3; |
e5ce4208 GG |
1226 | |
1227 | ret = palmas_smps_read(pmic->palmas, addr, ®); | |
1228 | if (ret) | |
51c86b3e | 1229 | return ret; |
e5ce4208 GG |
1230 | if (reg & PALMAS_SMPS12_VOLTAGE_RANGE) |
1231 | pmic->range[id] = 1; | |
dbabd624 | 1232 | if (pmic->range[id]) |
429222d0 | 1233 | desc->linear_ranges = smps_high_ranges; |
dbabd624 | 1234 | else |
429222d0 | 1235 | desc->linear_ranges = smps_low_ranges; |
bdc4baac | 1236 | |
32b6d3f6 | 1237 | if (reg_init && reg_init->roof_floor) |
429222d0 | 1238 | desc->ops = &palmas_ops_ext_control_smps; |
32b6d3f6 | 1239 | else |
429222d0 NM |
1240 | desc->ops = &palmas_ops_smps; |
1241 | desc->n_voltages = PALMAS_SMPS_NUM_VOLTAGES; | |
1242 | desc->vsel_reg = PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE, | |
1243 | rinfo->vsel_addr); | |
1244 | desc->vsel_mask = PALMAS_SMPS12_VOLTAGE_VSEL_MASK; | |
51d3a0c9 LD |
1245 | |
1246 | /* Read the smps mode for later use. */ | |
cf910b6b | 1247 | addr = rinfo->ctrl_addr; |
51d3a0c9 LD |
1248 | ret = palmas_smps_read(pmic->palmas, addr, ®); |
1249 | if (ret) | |
51c86b3e | 1250 | return ret; |
51d3a0c9 LD |
1251 | pmic->current_reg_mode[id] = reg & |
1252 | PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK; | |
318dbb02 | 1253 | |
429222d0 NM |
1254 | desc->enable_reg = PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE, |
1255 | rinfo->ctrl_addr); | |
1256 | desc->enable_mask = PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK; | |
318dbb02 | 1257 | /* set_mode overrides this value */ |
429222d0 | 1258 | desc->enable_val = SMPS_CTRL_MODE_ON; |
e5ce4208 GG |
1259 | } |
1260 | ||
429222d0 NM |
1261 | desc->type = REGULATOR_VOLTAGE; |
1262 | desc->owner = THIS_MODULE; | |
bdc4baac | 1263 | |
a361cd9f | 1264 | if (pdata) |
e5ce4208 GG |
1265 | config.init_data = pdata->reg_data[id]; |
1266 | else | |
1267 | config.init_data = NULL; | |
1268 | ||
429222d0 | 1269 | desc->supply_name = rinfo->sname; |
cac9e916 | 1270 | config.of_node = ddata->palmas_matches[id].of_node; |
a361cd9f | 1271 | |
429222d0 | 1272 | rdev = devm_regulator_register(pmic->dev, desc, &config); |
e5ce4208 | 1273 | if (IS_ERR(rdev)) { |
cac9e916 | 1274 | dev_err(pmic->dev, |
e5ce4208 | 1275 | "failed to register %s regulator\n", |
cac9e916 | 1276 | pdev_name); |
51c86b3e | 1277 | return PTR_ERR(rdev); |
e5ce4208 | 1278 | } |
e5ce4208 GG |
1279 | } |
1280 | ||
cac9e916 K |
1281 | return 0; |
1282 | } | |
e5ce4208 | 1283 | |
d6f83370 K |
1284 | static int tps65917_smps_registration(struct palmas_pmic *pmic, |
1285 | struct palmas_pmic_driver_data *ddata, | |
1286 | struct palmas_pmic_platform_data *pdata, | |
1287 | const char *pdev_name, | |
1288 | struct regulator_config config) | |
1289 | { | |
1290 | int id, ret; | |
1291 | unsigned int addr, reg; | |
1292 | struct regulator_dev *rdev; | |
1293 | struct palmas_reg_init *reg_init; | |
cf910b6b | 1294 | struct palmas_regs_info *rinfo; |
429222d0 | 1295 | struct regulator_desc *desc; |
d6f83370 K |
1296 | |
1297 | for (id = ddata->smps_start; id <= ddata->smps_end; id++) { | |
1298 | /* | |
1299 | * Miss out regulators which are not available due | |
1300 | * to slaving configurations. | |
1301 | */ | |
429222d0 NM |
1302 | desc = &pmic->desc[id]; |
1303 | desc->n_linear_ranges = 3; | |
be035303 K |
1304 | if ((id == TPS65917_REG_SMPS2 || id == TPS65917_REG_SMPS1) && |
1305 | pmic->smps12) | |
d6f83370 K |
1306 | continue; |
1307 | ||
1308 | /* Initialise sleep/init values from platform data */ | |
1309 | if (pdata && pdata->reg_init[id]) { | |
1310 | reg_init = pdata->reg_init[id]; | |
1311 | ret = palmas_smps_init(pmic->palmas, id, reg_init); | |
1312 | if (ret) | |
1313 | return ret; | |
1314 | } else { | |
1315 | reg_init = NULL; | |
1316 | } | |
cf910b6b | 1317 | rinfo = &ddata->palmas_regs_info[id]; |
d6f83370 K |
1318 | |
1319 | /* Register the regulators */ | |
429222d0 NM |
1320 | desc->name = rinfo->name; |
1321 | desc->id = id; | |
d6f83370 K |
1322 | |
1323 | /* | |
1324 | * Read and store the RANGE bit for later use | |
1325 | * This must be done before regulator is probed, | |
1326 | * otherwise we error in probe with unsupportable | |
1327 | * ranges. Read the current smps mode for later use. | |
1328 | */ | |
cf910b6b | 1329 | addr = rinfo->vsel_addr; |
d6f83370 K |
1330 | |
1331 | ret = palmas_smps_read(pmic->palmas, addr, ®); | |
1332 | if (ret) | |
1333 | return ret; | |
1334 | if (reg & TPS65917_SMPS1_VOLTAGE_RANGE) | |
1335 | pmic->range[id] = 1; | |
1336 | ||
1337 | if (pmic->range[id]) | |
429222d0 NM |
1338 | desc->linear_ranges = smps_high_ranges; |
1339 | else | |
1340 | desc->linear_ranges = smps_low_ranges; | |
d6f83370 K |
1341 | |
1342 | if (reg_init && reg_init->roof_floor) | |
429222d0 | 1343 | desc->ops = &tps65917_ops_ext_control_smps; |
d6f83370 | 1344 | else |
429222d0 NM |
1345 | desc->ops = &tps65917_ops_smps; |
1346 | desc->n_voltages = PALMAS_SMPS_NUM_VOLTAGES; | |
1347 | desc->vsel_reg = PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE, | |
1348 | rinfo->vsel_addr); | |
1349 | desc->vsel_mask = PALMAS_SMPS12_VOLTAGE_VSEL_MASK; | |
1350 | desc->ramp_delay = 2500; | |
d6f83370 K |
1351 | |
1352 | /* Read the smps mode for later use. */ | |
cf910b6b | 1353 | addr = rinfo->ctrl_addr; |
d6f83370 K |
1354 | ret = palmas_smps_read(pmic->palmas, addr, ®); |
1355 | if (ret) | |
1356 | return ret; | |
1357 | pmic->current_reg_mode[id] = reg & | |
1358 | PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK; | |
b632815e NM |
1359 | desc->enable_reg = PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE, |
1360 | rinfo->ctrl_addr); | |
1361 | desc->enable_mask = PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK; | |
1362 | /* set_mode overrides this value */ | |
1363 | desc->enable_val = SMPS_CTRL_MODE_ON; | |
d6f83370 | 1364 | |
429222d0 NM |
1365 | desc->type = REGULATOR_VOLTAGE; |
1366 | desc->owner = THIS_MODULE; | |
d6f83370 K |
1367 | |
1368 | if (pdata) | |
1369 | config.init_data = pdata->reg_data[id]; | |
1370 | else | |
1371 | config.init_data = NULL; | |
1372 | ||
429222d0 | 1373 | desc->supply_name = rinfo->sname; |
d6f83370 K |
1374 | config.of_node = ddata->palmas_matches[id].of_node; |
1375 | ||
429222d0 | 1376 | rdev = devm_regulator_register(pmic->dev, desc, &config); |
d6f83370 K |
1377 | if (IS_ERR(rdev)) { |
1378 | dev_err(pmic->dev, | |
1379 | "failed to register %s regulator\n", | |
1380 | pdev_name); | |
1381 | return PTR_ERR(rdev); | |
1382 | } | |
d6f83370 K |
1383 | } |
1384 | ||
1385 | return 0; | |
1386 | } | |
1387 | ||
cac9e916 K |
1388 | static struct of_regulator_match palmas_matches[] = { |
1389 | { .name = "smps12", }, | |
1390 | { .name = "smps123", }, | |
1391 | { .name = "smps3", }, | |
1392 | { .name = "smps45", }, | |
1393 | { .name = "smps457", }, | |
1394 | { .name = "smps6", }, | |
1395 | { .name = "smps7", }, | |
1396 | { .name = "smps8", }, | |
1397 | { .name = "smps9", }, | |
1398 | { .name = "smps10_out2", }, | |
1399 | { .name = "smps10_out1", }, | |
1400 | { .name = "ldo1", }, | |
1401 | { .name = "ldo2", }, | |
1402 | { .name = "ldo3", }, | |
1403 | { .name = "ldo4", }, | |
1404 | { .name = "ldo5", }, | |
1405 | { .name = "ldo6", }, | |
1406 | { .name = "ldo7", }, | |
1407 | { .name = "ldo8", }, | |
1408 | { .name = "ldo9", }, | |
1409 | { .name = "ldoln", }, | |
1410 | { .name = "ldousb", }, | |
1411 | { .name = "regen1", }, | |
1412 | { .name = "regen2", }, | |
1413 | { .name = "regen3", }, | |
1414 | { .name = "sysen1", }, | |
1415 | { .name = "sysen2", }, | |
1416 | }; | |
e5ce4208 | 1417 | |
d6f83370 K |
1418 | static struct of_regulator_match tps65917_matches[] = { |
1419 | { .name = "smps1", }, | |
1420 | { .name = "smps2", }, | |
1421 | { .name = "smps3", }, | |
1422 | { .name = "smps4", }, | |
1423 | { .name = "smps5", }, | |
be035303 | 1424 | { .name = "smps12",}, |
d6f83370 K |
1425 | { .name = "ldo1", }, |
1426 | { .name = "ldo2", }, | |
1427 | { .name = "ldo3", }, | |
1428 | { .name = "ldo4", }, | |
1429 | { .name = "ldo5", }, | |
1430 | { .name = "regen1", }, | |
1431 | { .name = "regen2", }, | |
1432 | { .name = "regen3", }, | |
1433 | { .name = "sysen1", }, | |
1434 | { .name = "sysen2", }, | |
1435 | }; | |
1436 | ||
4b09e17b | 1437 | static struct palmas_pmic_driver_data palmas_ddata = { |
cac9e916 K |
1438 | .smps_start = PALMAS_REG_SMPS12, |
1439 | .smps_end = PALMAS_REG_SMPS10_OUT1, | |
1440 | .ldo_begin = PALMAS_REG_LDO1, | |
1441 | .ldo_end = PALMAS_REG_LDOUSB, | |
1442 | .max_reg = PALMAS_NUM_REGS, | |
e999c728 | 1443 | .has_regen3 = true, |
6839cd6f | 1444 | .palmas_regs_info = palmas_generic_regs_info, |
cac9e916 K |
1445 | .palmas_matches = palmas_matches, |
1446 | .sleep_req_info = palma_sleep_req_info, | |
1447 | .smps_register = palmas_smps_registration, | |
1448 | .ldo_register = palmas_ldo_registration, | |
1449 | }; | |
aa07f027 | 1450 | |
4b09e17b | 1451 | static struct palmas_pmic_driver_data tps65917_ddata = { |
d6f83370 | 1452 | .smps_start = TPS65917_REG_SMPS1, |
be035303 | 1453 | .smps_end = TPS65917_REG_SMPS12, |
d6f83370 K |
1454 | .ldo_begin = TPS65917_REG_LDO1, |
1455 | .ldo_end = TPS65917_REG_LDO5, | |
1456 | .max_reg = TPS65917_NUM_REGS, | |
e999c728 | 1457 | .has_regen3 = true, |
d6f83370 K |
1458 | .palmas_regs_info = tps65917_regs_info, |
1459 | .palmas_matches = tps65917_matches, | |
1460 | .sleep_req_info = tps65917_sleep_req_info, | |
1461 | .smps_register = tps65917_smps_registration, | |
1462 | .ldo_register = tps65917_ldo_registration, | |
1463 | }; | |
1464 | ||
7f091e53 NM |
1465 | static int palmas_dt_to_pdata(struct device *dev, |
1466 | struct device_node *node, | |
1467 | struct palmas_pmic_platform_data *pdata, | |
1468 | struct palmas_pmic_driver_data *ddata) | |
cac9e916 K |
1469 | { |
1470 | struct device_node *regulators; | |
1471 | u32 prop; | |
1472 | int idx, ret; | |
17c11a76 | 1473 | |
cac9e916 K |
1474 | regulators = of_get_child_by_name(node, "regulators"); |
1475 | if (!regulators) { | |
1476 | dev_info(dev, "regulator node not found\n"); | |
7f091e53 | 1477 | return 0; |
cac9e916 | 1478 | } |
087d30e3 | 1479 | |
cac9e916 K |
1480 | ret = of_regulator_match(dev, regulators, ddata->palmas_matches, |
1481 | ddata->max_reg); | |
1482 | of_node_put(regulators); | |
1483 | if (ret < 0) { | |
1484 | dev_err(dev, "Error parsing regulator init data: %d\n", ret); | |
7f091e53 | 1485 | return 0; |
cac9e916 | 1486 | } |
e5ce4208 | 1487 | |
cac9e916 | 1488 | for (idx = 0; idx < ddata->max_reg; idx++) { |
96e4f523 | 1489 | struct of_regulator_match *match; |
1b42443d | 1490 | struct palmas_reg_init *rinit; |
6c7d614f | 1491 | struct device_node *np; |
036d193d NM |
1492 | |
1493 | match = &ddata->palmas_matches[idx]; | |
6c7d614f | 1494 | np = match->of_node; |
036d193d | 1495 | |
6c7d614f | 1496 | if (!match->init_data || !np) |
cac9e916 | 1497 | continue; |
e5ce4208 | 1498 | |
1b42443d | 1499 | rinit = devm_kzalloc(dev, sizeof(*rinit), GFP_KERNEL); |
7f091e53 NM |
1500 | if (!rinit) |
1501 | return -ENOMEM; | |
1502 | ||
036d193d | 1503 | pdata->reg_data[idx] = match->init_data; |
1b42443d | 1504 | pdata->reg_init[idx] = rinit; |
a361cd9f | 1505 | |
6c7d614f NM |
1506 | rinit->warm_reset = of_property_read_bool(np, "ti,warm-reset"); |
1507 | ret = of_property_read_u32(np, "ti,roof-floor", &prop); | |
cac9e916 K |
1508 | /* EINVAL: Property not found */ |
1509 | if (ret != -EINVAL) { | |
1510 | int econtrol; | |
1511 | ||
1512 | /* use default value, when no value is specified */ | |
1513 | econtrol = PALMAS_EXT_CONTROL_NSLEEP; | |
1514 | if (!ret) { | |
1515 | switch (prop) { | |
1516 | case 1: | |
1517 | econtrol = PALMAS_EXT_CONTROL_ENABLE1; | |
1518 | break; | |
1519 | case 2: | |
1520 | econtrol = PALMAS_EXT_CONTROL_ENABLE2; | |
1521 | break; | |
1522 | case 3: | |
1523 | econtrol = PALMAS_EXT_CONTROL_NSLEEP; | |
1524 | break; | |
1525 | default: | |
1526 | WARN_ON(1); | |
1527 | dev_warn(dev, | |
1528 | "%s: Invalid roof-floor option: %u\n", | |
036d193d | 1529 | match->name, prop); |
cac9e916 K |
1530 | break; |
1531 | } | |
e5ce4208 | 1532 | } |
1b42443d | 1533 | rinit->roof_floor = econtrol; |
e5ce4208 | 1534 | } |
e5ce4208 | 1535 | |
6c7d614f | 1536 | ret = of_property_read_u32(np, "ti,mode-sleep", &prop); |
cac9e916 | 1537 | if (!ret) |
1b42443d | 1538 | rinit->mode_sleep = prop; |
17c11a76 | 1539 | |
6c7d614f | 1540 | ret = of_property_read_bool(np, "ti,smps-range"); |
cac9e916 | 1541 | if (ret) |
1b42443d | 1542 | rinit->vsel = PALMAS_SMPS12_VOLTAGE_RANGE; |
cac9e916 K |
1543 | |
1544 | if (idx == PALMAS_REG_LDO8) | |
1545 | pdata->enable_ldo8_tracking = of_property_read_bool( | |
6c7d614f | 1546 | np, "ti,enable-ldo8-tracking"); |
cac9e916 K |
1547 | } |
1548 | ||
1549 | pdata->ldo6_vibrator = of_property_read_bool(node, "ti,ldo6-vibrator"); | |
7f091e53 NM |
1550 | |
1551 | return 0; | |
e5ce4208 GG |
1552 | } |
1553 | ||
cdbf6f0e | 1554 | static const struct of_device_id of_palmas_match_tbl[] = { |
cac9e916 K |
1555 | { |
1556 | .compatible = "ti,palmas-pmic", | |
1557 | .data = &palmas_ddata, | |
1558 | }, | |
1559 | { | |
1560 | .compatible = "ti,twl6035-pmic", | |
1561 | .data = &palmas_ddata, | |
1562 | }, | |
1563 | { | |
1564 | .compatible = "ti,twl6036-pmic", | |
1565 | .data = &palmas_ddata, | |
1566 | }, | |
1567 | { | |
1568 | .compatible = "ti,twl6037-pmic", | |
1569 | .data = &palmas_ddata, | |
1570 | }, | |
1571 | { | |
1572 | .compatible = "ti,tps65913-pmic", | |
1573 | .data = &palmas_ddata, | |
1574 | }, | |
1575 | { | |
1576 | .compatible = "ti,tps65914-pmic", | |
1577 | .data = &palmas_ddata, | |
1578 | }, | |
1579 | { | |
1580 | .compatible = "ti,tps80036-pmic", | |
1581 | .data = &palmas_ddata, | |
1582 | }, | |
1583 | { | |
1584 | .compatible = "ti,tps659038-pmic", | |
1585 | .data = &palmas_ddata, | |
d6f83370 K |
1586 | }, |
1587 | { | |
1588 | .compatible = "ti,tps65917-pmic", | |
1589 | .data = &tps65917_ddata, | |
cac9e916 | 1590 | }, |
a361cd9f GG |
1591 | { /* end */ } |
1592 | }; | |
1593 | ||
cac9e916 K |
1594 | static int palmas_regulators_probe(struct platform_device *pdev) |
1595 | { | |
1596 | struct palmas *palmas = dev_get_drvdata(pdev->dev.parent); | |
1fc2e768 | 1597 | struct palmas_pmic_platform_data *pdata; |
cac9e916 K |
1598 | struct device_node *node = pdev->dev.of_node; |
1599 | struct palmas_pmic_driver_data *driver_data; | |
1600 | struct regulator_config config = { }; | |
1601 | struct palmas_pmic *pmic; | |
1602 | const char *pdev_name; | |
cac9e916 K |
1603 | int ret = 0; |
1604 | unsigned int reg; | |
1605 | ||
8f7e17d8 RH |
1606 | driver_data = (struct palmas_pmic_driver_data *)device_get_match_data(&pdev->dev); |
1607 | if (!driver_data) | |
cac9e916 K |
1608 | return -ENODATA; |
1609 | ||
cac9e916 K |
1610 | pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL); |
1611 | if (!pdata) | |
1612 | return -ENOMEM; | |
1613 | ||
1614 | pmic = devm_kzalloc(&pdev->dev, sizeof(*pmic), GFP_KERNEL); | |
1615 | if (!pmic) | |
1616 | return -ENOMEM; | |
1617 | ||
e999c728 | 1618 | if (of_device_is_compatible(node, "ti,tps659038-pmic")) { |
e03826d5 K |
1619 | palmas_generic_regs_info[PALMAS_REG_REGEN2].ctrl_addr = |
1620 | TPS659038_REGEN2_CTRL; | |
e999c728 K |
1621 | palmas_ddata.has_regen3 = false; |
1622 | } | |
e03826d5 | 1623 | |
cac9e916 K |
1624 | pmic->dev = &pdev->dev; |
1625 | pmic->palmas = palmas; | |
1626 | palmas->pmic = pmic; | |
1627 | platform_set_drvdata(pdev, pmic); | |
1628 | pmic->palmas->pmic_ddata = driver_data; | |
1629 | ||
7f091e53 NM |
1630 | ret = palmas_dt_to_pdata(&pdev->dev, node, pdata, driver_data); |
1631 | if (ret) | |
1632 | return ret; | |
cac9e916 K |
1633 | |
1634 | ret = palmas_smps_read(palmas, PALMAS_SMPS_CTRL, ®); | |
1635 | if (ret) | |
1636 | return ret; | |
1637 | ||
be035303 | 1638 | if (reg & PALMAS_SMPS_CTRL_SMPS12_SMPS123_EN) { |
cac9e916 | 1639 | pmic->smps123 = 1; |
be035303 K |
1640 | pmic->smps12 = 1; |
1641 | } | |
cac9e916 K |
1642 | |
1643 | if (reg & PALMAS_SMPS_CTRL_SMPS45_SMPS457_EN) | |
1644 | pmic->smps457 = 1; | |
1645 | ||
1646 | config.regmap = palmas->regmap[REGULATOR_SLAVE]; | |
1647 | config.dev = &pdev->dev; | |
1648 | config.driver_data = pmic; | |
1649 | pdev_name = pdev->name; | |
1650 | ||
1651 | ret = driver_data->smps_register(pmic, driver_data, pdata, pdev_name, | |
1652 | config); | |
1653 | if (ret) | |
1654 | return ret; | |
1655 | ||
1656 | ret = driver_data->ldo_register(pmic, driver_data, pdata, pdev_name, | |
1657 | config); | |
1658 | ||
1659 | return ret; | |
1660 | } | |
1661 | ||
e5ce4208 GG |
1662 | static struct platform_driver palmas_driver = { |
1663 | .driver = { | |
1664 | .name = "palmas-pmic", | |
259b93b2 | 1665 | .probe_type = PROBE_PREFER_ASYNCHRONOUS, |
a361cd9f | 1666 | .of_match_table = of_palmas_match_tbl, |
e5ce4208 | 1667 | }, |
bbcf50b1 | 1668 | .probe = palmas_regulators_probe, |
e5ce4208 GG |
1669 | }; |
1670 | ||
1671 | static int __init palmas_init(void) | |
1672 | { | |
1673 | return platform_driver_register(&palmas_driver); | |
1674 | } | |
1675 | subsys_initcall(palmas_init); | |
1676 | ||
1677 | static void __exit palmas_exit(void) | |
1678 | { | |
1679 | platform_driver_unregister(&palmas_driver); | |
1680 | } | |
1681 | module_exit(palmas_exit); | |
1682 | ||
1683 | MODULE_AUTHOR("Graeme Gregory <gg@slimlogic.co.uk>"); | |
1684 | MODULE_DESCRIPTION("Palmas voltage regulator driver"); | |
1685 | MODULE_LICENSE("GPL"); | |
1686 | MODULE_ALIAS("platform:palmas-pmic"); | |
a361cd9f | 1687 | MODULE_DEVICE_TABLE(of, of_palmas_match_tbl); |