]>
Commit | Line | Data |
---|---|---|
fd2f02f9 AL |
1 | // SPDX-License-Identifier: GPL-2.0+ |
2 | // | |
3 | // Regulator device driver for DA9061 and DA9062. | |
4 | // Copyright (C) 2015-2017 Dialog Semiconductor | |
5 | ||
4068e518 T |
6 | #include <linux/kernel.h> |
7 | #include <linux/module.h> | |
8 | #include <linux/init.h> | |
9 | #include <linux/err.h> | |
10 | #include <linux/slab.h> | |
11 | #include <linux/of.h> | |
12 | #include <linux/platform_device.h> | |
13 | #include <linux/regmap.h> | |
14 | #include <linux/regulator/driver.h> | |
15 | #include <linux/regulator/machine.h> | |
16 | #include <linux/regulator/of_regulator.h> | |
17 | #include <linux/mfd/da9062/core.h> | |
18 | #include <linux/mfd/da9062/registers.h> | |
19 | ||
20 | /* Regulator IDs */ | |
4b7f4958 ST |
21 | enum { |
22 | DA9061_ID_BUCK1, | |
23 | DA9061_ID_BUCK2, | |
24 | DA9061_ID_BUCK3, | |
25 | DA9061_ID_LDO1, | |
26 | DA9061_ID_LDO2, | |
27 | DA9061_ID_LDO3, | |
28 | DA9061_ID_LDO4, | |
29 | DA9061_MAX_REGULATORS, | |
30 | }; | |
31 | ||
4068e518 T |
32 | enum { |
33 | DA9062_ID_BUCK1, | |
34 | DA9062_ID_BUCK2, | |
35 | DA9062_ID_BUCK3, | |
36 | DA9062_ID_BUCK4, | |
37 | DA9062_ID_LDO1, | |
38 | DA9062_ID_LDO2, | |
39 | DA9062_ID_LDO3, | |
40 | DA9062_ID_LDO4, | |
41 | DA9062_MAX_REGULATORS, | |
42 | }; | |
43 | ||
44 | /* Regulator capabilities and registers description */ | |
45 | struct da9062_regulator_info { | |
46 | struct regulator_desc desc; | |
4068e518 T |
47 | /* Main register fields */ |
48 | struct reg_field mode; | |
49 | struct reg_field suspend; | |
50 | struct reg_field sleep; | |
51 | struct reg_field suspend_sleep; | |
52 | unsigned int suspend_vsel_reg; | |
4068e518 T |
53 | /* Event detection bit */ |
54 | struct reg_field oc_event; | |
55 | }; | |
56 | ||
57 | /* Single regulator settings */ | |
58 | struct da9062_regulator { | |
59 | struct regulator_desc desc; | |
60 | struct regulator_dev *rdev; | |
61 | struct da9062 *hw; | |
62 | const struct da9062_regulator_info *info; | |
63 | ||
64 | struct regmap_field *mode; | |
65 | struct regmap_field *suspend; | |
66 | struct regmap_field *sleep; | |
67 | struct regmap_field *suspend_sleep; | |
4068e518 T |
68 | }; |
69 | ||
70 | /* Encapsulates all information for the regulators driver */ | |
71 | struct da9062_regulators { | |
72 | int irq_ldo_lim; | |
73 | unsigned n_regulators; | |
74 | /* Array size to be defined during init. Keep at end. */ | |
75 | struct da9062_regulator regulator[0]; | |
76 | }; | |
77 | ||
78 | /* BUCK modes */ | |
79 | enum { | |
80 | BUCK_MODE_MANUAL, /* 0 */ | |
81 | BUCK_MODE_SLEEP, /* 1 */ | |
82 | BUCK_MODE_SYNC, /* 2 */ | |
83 | BUCK_MODE_AUTO /* 3 */ | |
84 | }; | |
85 | ||
86 | /* Regulator operations */ | |
87 | ||
4b7f4958 ST |
88 | /* Current limits array (in uA) |
89 | * - DA9061_ID_[BUCK1|BUCK3] | |
90 | * - DA9062_ID_[BUCK1|BUCK2|BUCK4] | |
91 | * Entry indexes corresponds to register values. | |
92 | */ | |
958e9b82 | 93 | static const unsigned int da9062_buck_a_limits[] = { |
4068e518 T |
94 | 500000, 600000, 700000, 800000, 900000, 1000000, 1100000, 1200000, |
95 | 1300000, 1400000, 1500000, 1600000, 1700000, 1800000, 1900000, 2000000 | |
96 | }; | |
97 | ||
4b7f4958 ST |
98 | /* Current limits array (in uA) |
99 | * - DA9061_ID_BUCK2 | |
100 | * - DA9062_ID_BUCK3 | |
101 | * Entry indexes corresponds to register values. | |
102 | */ | |
958e9b82 | 103 | static const unsigned int da9062_buck_b_limits[] = { |
4068e518 T |
104 | 1500000, 1600000, 1700000, 1800000, 1900000, 2000000, 2100000, 2200000, |
105 | 2300000, 2400000, 2500000, 2600000, 2700000, 2800000, 2900000, 3000000 | |
106 | }; | |
107 | ||
4068e518 T |
108 | static int da9062_buck_set_mode(struct regulator_dev *rdev, unsigned mode) |
109 | { | |
110 | struct da9062_regulator *regl = rdev_get_drvdata(rdev); | |
111 | unsigned val; | |
112 | ||
113 | switch (mode) { | |
114 | case REGULATOR_MODE_FAST: | |
115 | val = BUCK_MODE_SYNC; | |
116 | break; | |
117 | case REGULATOR_MODE_NORMAL: | |
118 | val = BUCK_MODE_AUTO; | |
119 | break; | |
120 | case REGULATOR_MODE_STANDBY: | |
121 | val = BUCK_MODE_SLEEP; | |
122 | break; | |
123 | default: | |
124 | return -EINVAL; | |
125 | } | |
126 | ||
127 | return regmap_field_write(regl->mode, val); | |
128 | } | |
129 | ||
130 | /* | |
131 | * Bucks use single mode register field for normal operation | |
132 | * and suspend state. | |
133 | * There are 3 modes to map to: FAST, NORMAL, and STANDBY. | |
134 | */ | |
135 | ||
136 | static unsigned da9062_buck_get_mode(struct regulator_dev *rdev) | |
137 | { | |
138 | struct da9062_regulator *regl = rdev_get_drvdata(rdev); | |
139 | struct regmap_field *field; | |
140 | unsigned int val, mode = 0; | |
141 | int ret; | |
142 | ||
143 | ret = regmap_field_read(regl->mode, &val); | |
144 | if (ret < 0) | |
145 | return ret; | |
146 | ||
147 | switch (val) { | |
148 | default: | |
149 | case BUCK_MODE_MANUAL: | |
150 | mode = REGULATOR_MODE_FAST | REGULATOR_MODE_STANDBY; | |
151 | /* Sleep flag bit decides the mode */ | |
152 | break; | |
153 | case BUCK_MODE_SLEEP: | |
154 | return REGULATOR_MODE_STANDBY; | |
155 | case BUCK_MODE_SYNC: | |
156 | return REGULATOR_MODE_FAST; | |
157 | case BUCK_MODE_AUTO: | |
158 | return REGULATOR_MODE_NORMAL; | |
159 | } | |
160 | ||
161 | /* Detect current regulator state */ | |
162 | ret = regmap_field_read(regl->suspend, &val); | |
163 | if (ret < 0) | |
164 | return 0; | |
165 | ||
166 | /* Read regulator mode from proper register, depending on state */ | |
167 | if (val) | |
168 | field = regl->suspend_sleep; | |
169 | else | |
170 | field = regl->sleep; | |
171 | ||
172 | ret = regmap_field_read(field, &val); | |
173 | if (ret < 0) | |
174 | return 0; | |
175 | ||
176 | if (val) | |
177 | mode &= REGULATOR_MODE_STANDBY; | |
178 | else | |
179 | mode &= REGULATOR_MODE_NORMAL | REGULATOR_MODE_FAST; | |
180 | ||
181 | return mode; | |
182 | } | |
183 | ||
184 | /* | |
185 | * LDOs use sleep flags - one for normal and one for suspend state. | |
186 | * There are 2 modes to map to: NORMAL and STANDBY (sleep) for each state. | |
187 | */ | |
188 | ||
189 | static int da9062_ldo_set_mode(struct regulator_dev *rdev, unsigned mode) | |
190 | { | |
191 | struct da9062_regulator *regl = rdev_get_drvdata(rdev); | |
192 | unsigned val; | |
193 | ||
194 | switch (mode) { | |
195 | case REGULATOR_MODE_NORMAL: | |
196 | val = 0; | |
197 | break; | |
198 | case REGULATOR_MODE_STANDBY: | |
199 | val = 1; | |
200 | break; | |
201 | default: | |
202 | return -EINVAL; | |
203 | } | |
204 | ||
205 | return regmap_field_write(regl->sleep, val); | |
206 | } | |
207 | ||
208 | static unsigned da9062_ldo_get_mode(struct regulator_dev *rdev) | |
209 | { | |
210 | struct da9062_regulator *regl = rdev_get_drvdata(rdev); | |
211 | struct regmap_field *field; | |
212 | int ret, val; | |
213 | ||
214 | /* Detect current regulator state */ | |
215 | ret = regmap_field_read(regl->suspend, &val); | |
216 | if (ret < 0) | |
217 | return 0; | |
218 | ||
219 | /* Read regulator mode from proper register, depending on state */ | |
220 | if (val) | |
221 | field = regl->suspend_sleep; | |
222 | else | |
223 | field = regl->sleep; | |
224 | ||
225 | ret = regmap_field_read(field, &val); | |
226 | if (ret < 0) | |
227 | return 0; | |
228 | ||
229 | if (val) | |
230 | return REGULATOR_MODE_STANDBY; | |
231 | else | |
232 | return REGULATOR_MODE_NORMAL; | |
233 | } | |
234 | ||
235 | static int da9062_buck_get_status(struct regulator_dev *rdev) | |
236 | { | |
237 | int ret = regulator_is_enabled_regmap(rdev); | |
238 | ||
239 | if (ret == 0) { | |
240 | ret = REGULATOR_STATUS_OFF; | |
241 | } else if (ret > 0) { | |
242 | ret = da9062_buck_get_mode(rdev); | |
243 | if (ret > 0) | |
244 | ret = regulator_mode_to_status(ret); | |
245 | else if (ret == 0) | |
246 | ret = -EIO; | |
247 | } | |
248 | ||
249 | return ret; | |
250 | } | |
251 | ||
252 | static int da9062_ldo_get_status(struct regulator_dev *rdev) | |
253 | { | |
254 | int ret = regulator_is_enabled_regmap(rdev); | |
255 | ||
256 | if (ret == 0) { | |
257 | ret = REGULATOR_STATUS_OFF; | |
258 | } else if (ret > 0) { | |
259 | ret = da9062_ldo_get_mode(rdev); | |
260 | if (ret > 0) | |
261 | ret = regulator_mode_to_status(ret); | |
262 | else if (ret == 0) | |
263 | ret = -EIO; | |
264 | } | |
265 | ||
266 | return ret; | |
267 | } | |
268 | ||
269 | static int da9062_set_suspend_voltage(struct regulator_dev *rdev, int uv) | |
270 | { | |
271 | struct da9062_regulator *regl = rdev_get_drvdata(rdev); | |
272 | const struct da9062_regulator_info *rinfo = regl->info; | |
273 | int ret, sel; | |
274 | ||
275 | sel = regulator_map_voltage_linear(rdev, uv, uv); | |
276 | if (sel < 0) | |
277 | return sel; | |
278 | ||
279 | sel <<= ffs(rdev->desc->vsel_mask) - 1; | |
280 | ||
281 | ret = regmap_update_bits(regl->hw->regmap, rinfo->suspend_vsel_reg, | |
282 | rdev->desc->vsel_mask, sel); | |
283 | ||
284 | return ret; | |
285 | } | |
286 | ||
287 | static int da9062_suspend_enable(struct regulator_dev *rdev) | |
288 | { | |
289 | struct da9062_regulator *regl = rdev_get_drvdata(rdev); | |
290 | ||
291 | return regmap_field_write(regl->suspend, 1); | |
292 | } | |
293 | ||
294 | static int da9062_suspend_disable(struct regulator_dev *rdev) | |
295 | { | |
296 | struct da9062_regulator *regl = rdev_get_drvdata(rdev); | |
297 | ||
298 | return regmap_field_write(regl->suspend, 0); | |
299 | } | |
300 | ||
301 | static int da9062_buck_set_suspend_mode(struct regulator_dev *rdev, | |
302 | unsigned mode) | |
303 | { | |
304 | struct da9062_regulator *regl = rdev_get_drvdata(rdev); | |
305 | int val; | |
306 | ||
307 | switch (mode) { | |
308 | case REGULATOR_MODE_FAST: | |
309 | val = BUCK_MODE_SYNC; | |
310 | break; | |
311 | case REGULATOR_MODE_NORMAL: | |
312 | val = BUCK_MODE_AUTO; | |
313 | break; | |
314 | case REGULATOR_MODE_STANDBY: | |
315 | val = BUCK_MODE_SLEEP; | |
316 | break; | |
317 | default: | |
318 | return -EINVAL; | |
319 | } | |
320 | ||
321 | return regmap_field_write(regl->mode, val); | |
322 | } | |
323 | ||
324 | static int da9062_ldo_set_suspend_mode(struct regulator_dev *rdev, | |
325 | unsigned mode) | |
326 | { | |
327 | struct da9062_regulator *regl = rdev_get_drvdata(rdev); | |
328 | unsigned val; | |
329 | ||
330 | switch (mode) { | |
331 | case REGULATOR_MODE_NORMAL: | |
332 | val = 0; | |
333 | break; | |
334 | case REGULATOR_MODE_STANDBY: | |
335 | val = 1; | |
336 | break; | |
337 | default: | |
338 | return -EINVAL; | |
339 | } | |
340 | ||
341 | return regmap_field_write(regl->suspend_sleep, val); | |
342 | } | |
343 | ||
71242b49 | 344 | static const struct regulator_ops da9062_buck_ops = { |
4068e518 T |
345 | .enable = regulator_enable_regmap, |
346 | .disable = regulator_disable_regmap, | |
347 | .is_enabled = regulator_is_enabled_regmap, | |
348 | .get_voltage_sel = regulator_get_voltage_sel_regmap, | |
349 | .set_voltage_sel = regulator_set_voltage_sel_regmap, | |
350 | .list_voltage = regulator_list_voltage_linear, | |
958e9b82 AL |
351 | .set_current_limit = regulator_set_current_limit_regmap, |
352 | .get_current_limit = regulator_get_current_limit_regmap, | |
4068e518 T |
353 | .set_mode = da9062_buck_set_mode, |
354 | .get_mode = da9062_buck_get_mode, | |
355 | .get_status = da9062_buck_get_status, | |
356 | .set_suspend_voltage = da9062_set_suspend_voltage, | |
357 | .set_suspend_enable = da9062_suspend_enable, | |
358 | .set_suspend_disable = da9062_suspend_disable, | |
359 | .set_suspend_mode = da9062_buck_set_suspend_mode, | |
360 | }; | |
361 | ||
71242b49 | 362 | static const struct regulator_ops da9062_ldo_ops = { |
4068e518 T |
363 | .enable = regulator_enable_regmap, |
364 | .disable = regulator_disable_regmap, | |
365 | .is_enabled = regulator_is_enabled_regmap, | |
366 | .get_voltage_sel = regulator_get_voltage_sel_regmap, | |
367 | .set_voltage_sel = regulator_set_voltage_sel_regmap, | |
368 | .list_voltage = regulator_list_voltage_linear, | |
369 | .set_mode = da9062_ldo_set_mode, | |
370 | .get_mode = da9062_ldo_get_mode, | |
371 | .get_status = da9062_ldo_get_status, | |
372 | .set_suspend_voltage = da9062_set_suspend_voltage, | |
373 | .set_suspend_enable = da9062_suspend_enable, | |
374 | .set_suspend_disable = da9062_suspend_disable, | |
375 | .set_suspend_mode = da9062_ldo_set_suspend_mode, | |
376 | }; | |
377 | ||
4b7f4958 ST |
378 | /* DA9061 Regulator information */ |
379 | static const struct da9062_regulator_info local_da9061_regulator_info[] = { | |
380 | { | |
381 | .desc.id = DA9061_ID_BUCK1, | |
382 | .desc.name = "DA9061 BUCK1", | |
383 | .desc.of_match = of_match_ptr("buck1"), | |
384 | .desc.regulators_node = of_match_ptr("regulators"), | |
385 | .desc.ops = &da9062_buck_ops, | |
386 | .desc.min_uV = (300) * 1000, | |
387 | .desc.uV_step = (10) * 1000, | |
388 | .desc.n_voltages = ((1570) - (300))/(10) + 1, | |
958e9b82 AL |
389 | .desc.curr_table = da9062_buck_a_limits, |
390 | .desc.n_current_limits = ARRAY_SIZE(da9062_buck_a_limits), | |
391 | .desc.csel_reg = DA9062AA_BUCK_ILIM_C, | |
392 | .desc.csel_mask = DA9062AA_BUCK1_ILIM_MASK, | |
4b7f4958 ST |
393 | .desc.enable_reg = DA9062AA_BUCK1_CONT, |
394 | .desc.enable_mask = DA9062AA_BUCK1_EN_MASK, | |
395 | .desc.vsel_reg = DA9062AA_VBUCK1_A, | |
396 | .desc.vsel_mask = DA9062AA_VBUCK1_A_MASK, | |
397 | .desc.linear_min_sel = 0, | |
398 | .sleep = REG_FIELD(DA9062AA_VBUCK1_A, | |
399 | __builtin_ffs((int)DA9062AA_BUCK1_SL_A_MASK) - 1, | |
400 | sizeof(unsigned int) * 8 - | |
401 | __builtin_clz((DA9062AA_BUCK1_SL_A_MASK)) - 1), | |
402 | .suspend_sleep = REG_FIELD(DA9062AA_VBUCK1_B, | |
403 | __builtin_ffs((int)DA9062AA_BUCK1_SL_B_MASK) - 1, | |
404 | sizeof(unsigned int) * 8 - | |
405 | __builtin_clz((DA9062AA_BUCK1_SL_B_MASK)) - 1), | |
406 | .suspend_vsel_reg = DA9062AA_VBUCK1_B, | |
407 | .mode = REG_FIELD(DA9062AA_BUCK1_CFG, | |
408 | __builtin_ffs((int)DA9062AA_BUCK1_MODE_MASK) - 1, | |
409 | sizeof(unsigned int) * 8 - | |
410 | __builtin_clz((DA9062AA_BUCK1_MODE_MASK)) - 1), | |
411 | .suspend = REG_FIELD(DA9062AA_DVC_1, | |
412 | __builtin_ffs((int)DA9062AA_VBUCK1_SEL_MASK) - 1, | |
413 | sizeof(unsigned int) * 8 - | |
414 | __builtin_clz((DA9062AA_VBUCK1_SEL_MASK)) - 1), | |
4b7f4958 ST |
415 | }, |
416 | { | |
417 | .desc.id = DA9061_ID_BUCK2, | |
418 | .desc.name = "DA9061 BUCK2", | |
419 | .desc.of_match = of_match_ptr("buck2"), | |
420 | .desc.regulators_node = of_match_ptr("regulators"), | |
421 | .desc.ops = &da9062_buck_ops, | |
422 | .desc.min_uV = (800) * 1000, | |
423 | .desc.uV_step = (20) * 1000, | |
424 | .desc.n_voltages = ((3340) - (800))/(20) + 1, | |
958e9b82 AL |
425 | .desc.curr_table = da9062_buck_b_limits, |
426 | .desc.n_current_limits = ARRAY_SIZE(da9062_buck_b_limits), | |
427 | .desc.csel_reg = DA9062AA_BUCK_ILIM_A, | |
428 | .desc.csel_mask = DA9062AA_BUCK3_ILIM_MASK, | |
4b7f4958 ST |
429 | .desc.enable_reg = DA9062AA_BUCK3_CONT, |
430 | .desc.enable_mask = DA9062AA_BUCK3_EN_MASK, | |
431 | .desc.vsel_reg = DA9062AA_VBUCK3_A, | |
432 | .desc.vsel_mask = DA9062AA_VBUCK3_A_MASK, | |
433 | .desc.linear_min_sel = 0, | |
434 | .sleep = REG_FIELD(DA9062AA_VBUCK3_A, | |
435 | __builtin_ffs((int)DA9062AA_BUCK3_SL_A_MASK) - 1, | |
436 | sizeof(unsigned int) * 8 - | |
437 | __builtin_clz((DA9062AA_BUCK3_SL_A_MASK)) - 1), | |
438 | .suspend_sleep = REG_FIELD(DA9062AA_VBUCK3_B, | |
439 | __builtin_ffs((int)DA9062AA_BUCK3_SL_B_MASK) - 1, | |
440 | sizeof(unsigned int) * 8 - | |
441 | __builtin_clz((DA9062AA_BUCK3_SL_B_MASK)) - 1), | |
442 | .suspend_vsel_reg = DA9062AA_VBUCK3_B, | |
443 | .mode = REG_FIELD(DA9062AA_BUCK3_CFG, | |
444 | __builtin_ffs((int)DA9062AA_BUCK3_MODE_MASK) - 1, | |
445 | sizeof(unsigned int) * 8 - | |
446 | __builtin_clz((DA9062AA_BUCK3_MODE_MASK)) - 1), | |
447 | .suspend = REG_FIELD(DA9062AA_DVC_1, | |
448 | __builtin_ffs((int)DA9062AA_VBUCK3_SEL_MASK) - 1, | |
449 | sizeof(unsigned int) * 8 - | |
450 | __builtin_clz((DA9062AA_VBUCK3_SEL_MASK)) - 1), | |
4b7f4958 ST |
451 | }, |
452 | { | |
453 | .desc.id = DA9061_ID_BUCK3, | |
454 | .desc.name = "DA9061 BUCK3", | |
455 | .desc.of_match = of_match_ptr("buck3"), | |
456 | .desc.regulators_node = of_match_ptr("regulators"), | |
457 | .desc.ops = &da9062_buck_ops, | |
458 | .desc.min_uV = (530) * 1000, | |
459 | .desc.uV_step = (10) * 1000, | |
460 | .desc.n_voltages = ((1800) - (530))/(10) + 1, | |
958e9b82 AL |
461 | .desc.curr_table = da9062_buck_a_limits, |
462 | .desc.n_current_limits = ARRAY_SIZE(da9062_buck_a_limits), | |
463 | .desc.csel_reg = DA9062AA_BUCK_ILIM_B, | |
464 | .desc.csel_mask = DA9062AA_BUCK4_ILIM_MASK, | |
4b7f4958 ST |
465 | .desc.enable_reg = DA9062AA_BUCK4_CONT, |
466 | .desc.enable_mask = DA9062AA_BUCK4_EN_MASK, | |
467 | .desc.vsel_reg = DA9062AA_VBUCK4_A, | |
468 | .desc.vsel_mask = DA9062AA_VBUCK4_A_MASK, | |
469 | .desc.linear_min_sel = 0, | |
470 | .sleep = REG_FIELD(DA9062AA_VBUCK4_A, | |
471 | __builtin_ffs((int)DA9062AA_BUCK4_SL_A_MASK) - 1, | |
472 | sizeof(unsigned int) * 8 - | |
473 | __builtin_clz((DA9062AA_BUCK4_SL_A_MASK)) - 1), | |
474 | .suspend_sleep = REG_FIELD(DA9062AA_VBUCK4_B, | |
475 | __builtin_ffs((int)DA9062AA_BUCK4_SL_B_MASK) - 1, | |
476 | sizeof(unsigned int) * 8 - | |
477 | __builtin_clz((DA9062AA_BUCK4_SL_B_MASK)) - 1), | |
478 | .suspend_vsel_reg = DA9062AA_VBUCK4_B, | |
479 | .mode = REG_FIELD(DA9062AA_BUCK4_CFG, | |
480 | __builtin_ffs((int)DA9062AA_BUCK4_MODE_MASK) - 1, | |
481 | sizeof(unsigned int) * 8 - | |
482 | __builtin_clz((DA9062AA_BUCK4_MODE_MASK)) - 1), | |
483 | .suspend = REG_FIELD(DA9062AA_DVC_1, | |
484 | __builtin_ffs((int)DA9062AA_VBUCK4_SEL_MASK) - 1, | |
485 | sizeof(unsigned int) * 8 - | |
486 | __builtin_clz((DA9062AA_VBUCK4_SEL_MASK)) - 1), | |
4b7f4958 ST |
487 | }, |
488 | { | |
489 | .desc.id = DA9061_ID_LDO1, | |
490 | .desc.name = "DA9061 LDO1", | |
491 | .desc.of_match = of_match_ptr("ldo1"), | |
492 | .desc.regulators_node = of_match_ptr("regulators"), | |
493 | .desc.ops = &da9062_ldo_ops, | |
494 | .desc.min_uV = (900) * 1000, | |
495 | .desc.uV_step = (50) * 1000, | |
fd5d1005 FR |
496 | .desc.n_voltages = ((3600) - (900))/(50) + 1 |
497 | + DA9062AA_VLDO_A_MIN_SEL, | |
4b7f4958 ST |
498 | .desc.enable_reg = DA9062AA_LDO1_CONT, |
499 | .desc.enable_mask = DA9062AA_LDO1_EN_MASK, | |
500 | .desc.vsel_reg = DA9062AA_VLDO1_A, | |
501 | .desc.vsel_mask = DA9062AA_VLDO1_A_MASK, | |
fd5d1005 | 502 | .desc.linear_min_sel = DA9062AA_VLDO_A_MIN_SEL, |
4b7f4958 ST |
503 | .sleep = REG_FIELD(DA9062AA_VLDO1_A, |
504 | __builtin_ffs((int)DA9062AA_LDO1_SL_A_MASK) - 1, | |
505 | sizeof(unsigned int) * 8 - | |
506 | __builtin_clz((DA9062AA_LDO1_SL_A_MASK)) - 1), | |
507 | .suspend_sleep = REG_FIELD(DA9062AA_VLDO1_B, | |
508 | __builtin_ffs((int)DA9062AA_LDO1_SL_B_MASK) - 1, | |
509 | sizeof(unsigned int) * 8 - | |
510 | __builtin_clz((DA9062AA_LDO1_SL_B_MASK)) - 1), | |
511 | .suspend_vsel_reg = DA9062AA_VLDO1_B, | |
512 | .suspend = REG_FIELD(DA9062AA_DVC_1, | |
513 | __builtin_ffs((int)DA9062AA_VLDO1_SEL_MASK) - 1, | |
514 | sizeof(unsigned int) * 8 - | |
515 | __builtin_clz((DA9062AA_VLDO1_SEL_MASK)) - 1), | |
516 | .oc_event = REG_FIELD(DA9062AA_STATUS_D, | |
517 | __builtin_ffs((int)DA9062AA_LDO1_ILIM_MASK) - 1, | |
518 | sizeof(unsigned int) * 8 - | |
519 | __builtin_clz((DA9062AA_LDO1_ILIM_MASK)) - 1), | |
520 | }, | |
521 | { | |
522 | .desc.id = DA9061_ID_LDO2, | |
523 | .desc.name = "DA9061 LDO2", | |
524 | .desc.of_match = of_match_ptr("ldo2"), | |
525 | .desc.regulators_node = of_match_ptr("regulators"), | |
526 | .desc.ops = &da9062_ldo_ops, | |
527 | .desc.min_uV = (900) * 1000, | |
528 | .desc.uV_step = (50) * 1000, | |
fd5d1005 FR |
529 | .desc.n_voltages = ((3600) - (900))/(50) + 1 |
530 | + DA9062AA_VLDO_A_MIN_SEL, | |
4b7f4958 ST |
531 | .desc.enable_reg = DA9062AA_LDO2_CONT, |
532 | .desc.enable_mask = DA9062AA_LDO2_EN_MASK, | |
533 | .desc.vsel_reg = DA9062AA_VLDO2_A, | |
534 | .desc.vsel_mask = DA9062AA_VLDO2_A_MASK, | |
fd5d1005 | 535 | .desc.linear_min_sel = DA9062AA_VLDO_A_MIN_SEL, |
4b7f4958 ST |
536 | .sleep = REG_FIELD(DA9062AA_VLDO2_A, |
537 | __builtin_ffs((int)DA9062AA_LDO2_SL_A_MASK) - 1, | |
538 | sizeof(unsigned int) * 8 - | |
539 | __builtin_clz((DA9062AA_LDO2_SL_A_MASK)) - 1), | |
540 | .suspend_sleep = REG_FIELD(DA9062AA_VLDO2_B, | |
541 | __builtin_ffs((int)DA9062AA_LDO2_SL_B_MASK) - 1, | |
542 | sizeof(unsigned int) * 8 - | |
543 | __builtin_clz((DA9062AA_LDO2_SL_B_MASK)) - 1), | |
544 | .suspend_vsel_reg = DA9062AA_VLDO2_B, | |
545 | .suspend = REG_FIELD(DA9062AA_DVC_1, | |
546 | __builtin_ffs((int)DA9062AA_VLDO2_SEL_MASK) - 1, | |
547 | sizeof(unsigned int) * 8 - | |
548 | __builtin_clz((DA9062AA_VLDO2_SEL_MASK)) - 1), | |
549 | .oc_event = REG_FIELD(DA9062AA_STATUS_D, | |
550 | __builtin_ffs((int)DA9062AA_LDO2_ILIM_MASK) - 1, | |
551 | sizeof(unsigned int) * 8 - | |
552 | __builtin_clz((DA9062AA_LDO2_ILIM_MASK)) - 1), | |
553 | }, | |
554 | { | |
555 | .desc.id = DA9061_ID_LDO3, | |
556 | .desc.name = "DA9061 LDO3", | |
557 | .desc.of_match = of_match_ptr("ldo3"), | |
558 | .desc.regulators_node = of_match_ptr("regulators"), | |
559 | .desc.ops = &da9062_ldo_ops, | |
560 | .desc.min_uV = (900) * 1000, | |
561 | .desc.uV_step = (50) * 1000, | |
fd5d1005 FR |
562 | .desc.n_voltages = ((3600) - (900))/(50) + 1 |
563 | + DA9062AA_VLDO_A_MIN_SEL, | |
4b7f4958 ST |
564 | .desc.enable_reg = DA9062AA_LDO3_CONT, |
565 | .desc.enable_mask = DA9062AA_LDO3_EN_MASK, | |
566 | .desc.vsel_reg = DA9062AA_VLDO3_A, | |
567 | .desc.vsel_mask = DA9062AA_VLDO3_A_MASK, | |
fd5d1005 | 568 | .desc.linear_min_sel = DA9062AA_VLDO_A_MIN_SEL, |
4b7f4958 ST |
569 | .sleep = REG_FIELD(DA9062AA_VLDO3_A, |
570 | __builtin_ffs((int)DA9062AA_LDO3_SL_A_MASK) - 1, | |
571 | sizeof(unsigned int) * 8 - | |
572 | __builtin_clz((DA9062AA_LDO3_SL_A_MASK)) - 1), | |
573 | .suspend_sleep = REG_FIELD(DA9062AA_VLDO3_B, | |
574 | __builtin_ffs((int)DA9062AA_LDO3_SL_B_MASK) - 1, | |
575 | sizeof(unsigned int) * 8 - | |
576 | __builtin_clz((DA9062AA_LDO3_SL_B_MASK)) - 1), | |
577 | .suspend_vsel_reg = DA9062AA_VLDO3_B, | |
578 | .suspend = REG_FIELD(DA9062AA_DVC_1, | |
579 | __builtin_ffs((int)DA9062AA_VLDO3_SEL_MASK) - 1, | |
580 | sizeof(unsigned int) * 8 - | |
581 | __builtin_clz((DA9062AA_VLDO3_SEL_MASK)) - 1), | |
582 | .oc_event = REG_FIELD(DA9062AA_STATUS_D, | |
583 | __builtin_ffs((int)DA9062AA_LDO3_ILIM_MASK) - 1, | |
584 | sizeof(unsigned int) * 8 - | |
585 | __builtin_clz((DA9062AA_LDO3_ILIM_MASK)) - 1), | |
586 | }, | |
587 | { | |
588 | .desc.id = DA9061_ID_LDO4, | |
589 | .desc.name = "DA9061 LDO4", | |
590 | .desc.of_match = of_match_ptr("ldo4"), | |
591 | .desc.regulators_node = of_match_ptr("regulators"), | |
592 | .desc.ops = &da9062_ldo_ops, | |
593 | .desc.min_uV = (900) * 1000, | |
594 | .desc.uV_step = (50) * 1000, | |
fd5d1005 FR |
595 | .desc.n_voltages = ((3600) - (900))/(50) + 1 |
596 | + DA9062AA_VLDO_A_MIN_SEL, | |
4b7f4958 ST |
597 | .desc.enable_reg = DA9062AA_LDO4_CONT, |
598 | .desc.enable_mask = DA9062AA_LDO4_EN_MASK, | |
599 | .desc.vsel_reg = DA9062AA_VLDO4_A, | |
600 | .desc.vsel_mask = DA9062AA_VLDO4_A_MASK, | |
fd5d1005 | 601 | .desc.linear_min_sel = DA9062AA_VLDO_A_MIN_SEL, |
4b7f4958 ST |
602 | .sleep = REG_FIELD(DA9062AA_VLDO4_A, |
603 | __builtin_ffs((int)DA9062AA_LDO4_SL_A_MASK) - 1, | |
604 | sizeof(unsigned int) * 8 - | |
605 | __builtin_clz((DA9062AA_LDO4_SL_A_MASK)) - 1), | |
606 | .suspend_sleep = REG_FIELD(DA9062AA_VLDO4_B, | |
607 | __builtin_ffs((int)DA9062AA_LDO4_SL_B_MASK) - 1, | |
608 | sizeof(unsigned int) * 8 - | |
609 | __builtin_clz((DA9062AA_LDO4_SL_B_MASK)) - 1), | |
610 | .suspend_vsel_reg = DA9062AA_VLDO4_B, | |
611 | .suspend = REG_FIELD(DA9062AA_DVC_1, | |
612 | __builtin_ffs((int)DA9062AA_VLDO4_SEL_MASK) - 1, | |
613 | sizeof(unsigned int) * 8 - | |
614 | __builtin_clz((DA9062AA_VLDO4_SEL_MASK)) - 1), | |
615 | .oc_event = REG_FIELD(DA9062AA_STATUS_D, | |
616 | __builtin_ffs((int)DA9062AA_LDO4_ILIM_MASK) - 1, | |
617 | sizeof(unsigned int) * 8 - | |
618 | __builtin_clz((DA9062AA_LDO4_ILIM_MASK)) - 1), | |
619 | }, | |
620 | }; | |
621 | ||
622 | /* DA9062 Regulator information */ | |
623 | static const struct da9062_regulator_info local_da9062_regulator_info[] = { | |
4068e518 T |
624 | { |
625 | .desc.id = DA9062_ID_BUCK1, | |
626 | .desc.name = "DA9062 BUCK1", | |
627 | .desc.of_match = of_match_ptr("buck1"), | |
628 | .desc.regulators_node = of_match_ptr("regulators"), | |
629 | .desc.ops = &da9062_buck_ops, | |
630 | .desc.min_uV = (300) * 1000, | |
631 | .desc.uV_step = (10) * 1000, | |
632 | .desc.n_voltages = ((1570) - (300))/(10) + 1, | |
958e9b82 AL |
633 | .desc.curr_table = da9062_buck_a_limits, |
634 | .desc.n_current_limits = ARRAY_SIZE(da9062_buck_a_limits), | |
635 | .desc.csel_reg = DA9062AA_BUCK_ILIM_C, | |
636 | .desc.csel_mask = DA9062AA_BUCK1_ILIM_MASK, | |
4068e518 T |
637 | .desc.enable_reg = DA9062AA_BUCK1_CONT, |
638 | .desc.enable_mask = DA9062AA_BUCK1_EN_MASK, | |
639 | .desc.vsel_reg = DA9062AA_VBUCK1_A, | |
640 | .desc.vsel_mask = DA9062AA_VBUCK1_A_MASK, | |
641 | .desc.linear_min_sel = 0, | |
642 | .sleep = REG_FIELD(DA9062AA_VBUCK1_A, | |
643 | __builtin_ffs((int)DA9062AA_BUCK1_SL_A_MASK) - 1, | |
644 | sizeof(unsigned int) * 8 - | |
645 | __builtin_clz((DA9062AA_BUCK1_SL_A_MASK)) - 1), | |
646 | .suspend_sleep = REG_FIELD(DA9062AA_VBUCK1_B, | |
647 | __builtin_ffs((int)DA9062AA_BUCK1_SL_B_MASK) - 1, | |
648 | sizeof(unsigned int) * 8 - | |
649 | __builtin_clz((DA9062AA_BUCK1_SL_B_MASK)) - 1), | |
650 | .suspend_vsel_reg = DA9062AA_VBUCK1_B, | |
651 | .mode = REG_FIELD(DA9062AA_BUCK1_CFG, | |
652 | __builtin_ffs((int)DA9062AA_BUCK1_MODE_MASK) - 1, | |
653 | sizeof(unsigned int) * 8 - | |
654 | __builtin_clz((DA9062AA_BUCK1_MODE_MASK)) - 1), | |
655 | .suspend = REG_FIELD(DA9062AA_DVC_1, | |
656 | __builtin_ffs((int)DA9062AA_VBUCK1_SEL_MASK) - 1, | |
657 | sizeof(unsigned int) * 8 - | |
658 | __builtin_clz((DA9062AA_VBUCK1_SEL_MASK)) - 1), | |
4068e518 T |
659 | }, |
660 | { | |
661 | .desc.id = DA9062_ID_BUCK2, | |
662 | .desc.name = "DA9062 BUCK2", | |
663 | .desc.of_match = of_match_ptr("buck2"), | |
664 | .desc.regulators_node = of_match_ptr("regulators"), | |
665 | .desc.ops = &da9062_buck_ops, | |
666 | .desc.min_uV = (300) * 1000, | |
667 | .desc.uV_step = (10) * 1000, | |
668 | .desc.n_voltages = ((1570) - (300))/(10) + 1, | |
958e9b82 AL |
669 | .desc.curr_table = da9062_buck_a_limits, |
670 | .desc.n_current_limits = ARRAY_SIZE(da9062_buck_a_limits), | |
671 | .desc.csel_reg = DA9062AA_BUCK_ILIM_C, | |
672 | .desc.csel_mask = DA9062AA_BUCK2_ILIM_MASK, | |
4068e518 T |
673 | .desc.enable_reg = DA9062AA_BUCK2_CONT, |
674 | .desc.enable_mask = DA9062AA_BUCK2_EN_MASK, | |
675 | .desc.vsel_reg = DA9062AA_VBUCK2_A, | |
676 | .desc.vsel_mask = DA9062AA_VBUCK2_A_MASK, | |
677 | .desc.linear_min_sel = 0, | |
678 | .sleep = REG_FIELD(DA9062AA_VBUCK2_A, | |
679 | __builtin_ffs((int)DA9062AA_BUCK2_SL_A_MASK) - 1, | |
680 | sizeof(unsigned int) * 8 - | |
681 | __builtin_clz((DA9062AA_BUCK2_SL_A_MASK)) - 1), | |
682 | .suspend_sleep = REG_FIELD(DA9062AA_VBUCK2_B, | |
683 | __builtin_ffs((int)DA9062AA_BUCK2_SL_B_MASK) - 1, | |
684 | sizeof(unsigned int) * 8 - | |
685 | __builtin_clz((DA9062AA_BUCK2_SL_B_MASK)) - 1), | |
686 | .suspend_vsel_reg = DA9062AA_VBUCK2_B, | |
687 | .mode = REG_FIELD(DA9062AA_BUCK2_CFG, | |
688 | __builtin_ffs((int)DA9062AA_BUCK2_MODE_MASK) - 1, | |
689 | sizeof(unsigned int) * 8 - | |
690 | __builtin_clz((DA9062AA_BUCK2_MODE_MASK)) - 1), | |
691 | .suspend = REG_FIELD(DA9062AA_DVC_1, | |
692 | __builtin_ffs((int)DA9062AA_VBUCK2_SEL_MASK) - 1, | |
693 | sizeof(unsigned int) * 8 - | |
694 | __builtin_clz((DA9062AA_VBUCK2_SEL_MASK)) - 1), | |
4068e518 T |
695 | }, |
696 | { | |
697 | .desc.id = DA9062_ID_BUCK3, | |
698 | .desc.name = "DA9062 BUCK3", | |
699 | .desc.of_match = of_match_ptr("buck3"), | |
700 | .desc.regulators_node = of_match_ptr("regulators"), | |
701 | .desc.ops = &da9062_buck_ops, | |
702 | .desc.min_uV = (800) * 1000, | |
703 | .desc.uV_step = (20) * 1000, | |
704 | .desc.n_voltages = ((3340) - (800))/(20) + 1, | |
958e9b82 AL |
705 | .desc.curr_table = da9062_buck_b_limits, |
706 | .desc.n_current_limits = ARRAY_SIZE(da9062_buck_b_limits), | |
707 | .desc.csel_reg = DA9062AA_BUCK_ILIM_A, | |
708 | .desc.csel_mask = DA9062AA_BUCK3_ILIM_MASK, | |
4068e518 T |
709 | .desc.enable_reg = DA9062AA_BUCK3_CONT, |
710 | .desc.enable_mask = DA9062AA_BUCK3_EN_MASK, | |
711 | .desc.vsel_reg = DA9062AA_VBUCK3_A, | |
712 | .desc.vsel_mask = DA9062AA_VBUCK3_A_MASK, | |
713 | .desc.linear_min_sel = 0, | |
714 | .sleep = REG_FIELD(DA9062AA_VBUCK3_A, | |
715 | __builtin_ffs((int)DA9062AA_BUCK3_SL_A_MASK) - 1, | |
716 | sizeof(unsigned int) * 8 - | |
717 | __builtin_clz((DA9062AA_BUCK3_SL_A_MASK)) - 1), | |
718 | .suspend_sleep = REG_FIELD(DA9062AA_VBUCK3_B, | |
719 | __builtin_ffs((int)DA9062AA_BUCK3_SL_B_MASK) - 1, | |
720 | sizeof(unsigned int) * 8 - | |
721 | __builtin_clz((DA9062AA_BUCK3_SL_B_MASK)) - 1), | |
722 | .suspend_vsel_reg = DA9062AA_VBUCK3_B, | |
723 | .mode = REG_FIELD(DA9062AA_BUCK3_CFG, | |
724 | __builtin_ffs((int)DA9062AA_BUCK3_MODE_MASK) - 1, | |
725 | sizeof(unsigned int) * 8 - | |
726 | __builtin_clz((DA9062AA_BUCK3_MODE_MASK)) - 1), | |
727 | .suspend = REG_FIELD(DA9062AA_DVC_1, | |
728 | __builtin_ffs((int)DA9062AA_VBUCK3_SEL_MASK) - 1, | |
729 | sizeof(unsigned int) * 8 - | |
730 | __builtin_clz((DA9062AA_VBUCK3_SEL_MASK)) - 1), | |
4068e518 T |
731 | }, |
732 | { | |
733 | .desc.id = DA9062_ID_BUCK4, | |
734 | .desc.name = "DA9062 BUCK4", | |
735 | .desc.of_match = of_match_ptr("buck4"), | |
736 | .desc.regulators_node = of_match_ptr("regulators"), | |
737 | .desc.ops = &da9062_buck_ops, | |
738 | .desc.min_uV = (530) * 1000, | |
739 | .desc.uV_step = (10) * 1000, | |
740 | .desc.n_voltages = ((1800) - (530))/(10) + 1, | |
958e9b82 AL |
741 | .desc.curr_table = da9062_buck_a_limits, |
742 | .desc.n_current_limits = ARRAY_SIZE(da9062_buck_a_limits), | |
743 | .desc.csel_reg = DA9062AA_BUCK_ILIM_B, | |
744 | .desc.csel_mask = DA9062AA_BUCK4_ILIM_MASK, | |
4068e518 T |
745 | .desc.enable_reg = DA9062AA_BUCK4_CONT, |
746 | .desc.enable_mask = DA9062AA_BUCK4_EN_MASK, | |
747 | .desc.vsel_reg = DA9062AA_VBUCK4_A, | |
748 | .desc.vsel_mask = DA9062AA_VBUCK4_A_MASK, | |
749 | .desc.linear_min_sel = 0, | |
750 | .sleep = REG_FIELD(DA9062AA_VBUCK4_A, | |
751 | __builtin_ffs((int)DA9062AA_BUCK4_SL_A_MASK) - 1, | |
752 | sizeof(unsigned int) * 8 - | |
753 | __builtin_clz((DA9062AA_BUCK4_SL_A_MASK)) - 1), | |
754 | .suspend_sleep = REG_FIELD(DA9062AA_VBUCK4_B, | |
755 | __builtin_ffs((int)DA9062AA_BUCK4_SL_B_MASK) - 1, | |
756 | sizeof(unsigned int) * 8 - | |
757 | __builtin_clz((DA9062AA_BUCK4_SL_B_MASK)) - 1), | |
758 | .suspend_vsel_reg = DA9062AA_VBUCK4_B, | |
759 | .mode = REG_FIELD(DA9062AA_BUCK4_CFG, | |
760 | __builtin_ffs((int)DA9062AA_BUCK4_MODE_MASK) - 1, | |
761 | sizeof(unsigned int) * 8 - | |
762 | __builtin_clz((DA9062AA_BUCK4_MODE_MASK)) - 1), | |
763 | .suspend = REG_FIELD(DA9062AA_DVC_1, | |
764 | __builtin_ffs((int)DA9062AA_VBUCK4_SEL_MASK) - 1, | |
765 | sizeof(unsigned int) * 8 - | |
766 | __builtin_clz((DA9062AA_VBUCK4_SEL_MASK)) - 1), | |
4068e518 T |
767 | }, |
768 | { | |
769 | .desc.id = DA9062_ID_LDO1, | |
770 | .desc.name = "DA9062 LDO1", | |
771 | .desc.of_match = of_match_ptr("ldo1"), | |
772 | .desc.regulators_node = of_match_ptr("regulators"), | |
773 | .desc.ops = &da9062_ldo_ops, | |
774 | .desc.min_uV = (900) * 1000, | |
775 | .desc.uV_step = (50) * 1000, | |
fd5d1005 FR |
776 | .desc.n_voltages = ((3600) - (900))/(50) + 1 |
777 | + DA9062AA_VLDO_A_MIN_SEL, | |
4068e518 T |
778 | .desc.enable_reg = DA9062AA_LDO1_CONT, |
779 | .desc.enable_mask = DA9062AA_LDO1_EN_MASK, | |
780 | .desc.vsel_reg = DA9062AA_VLDO1_A, | |
781 | .desc.vsel_mask = DA9062AA_VLDO1_A_MASK, | |
fd5d1005 | 782 | .desc.linear_min_sel = DA9062AA_VLDO_A_MIN_SEL, |
4068e518 T |
783 | .sleep = REG_FIELD(DA9062AA_VLDO1_A, |
784 | __builtin_ffs((int)DA9062AA_LDO1_SL_A_MASK) - 1, | |
785 | sizeof(unsigned int) * 8 - | |
786 | __builtin_clz((DA9062AA_LDO1_SL_A_MASK)) - 1), | |
787 | .suspend_sleep = REG_FIELD(DA9062AA_VLDO1_B, | |
788 | __builtin_ffs((int)DA9062AA_LDO1_SL_B_MASK) - 1, | |
789 | sizeof(unsigned int) * 8 - | |
790 | __builtin_clz((DA9062AA_LDO1_SL_B_MASK)) - 1), | |
791 | .suspend_vsel_reg = DA9062AA_VLDO1_B, | |
792 | .suspend = REG_FIELD(DA9062AA_DVC_1, | |
793 | __builtin_ffs((int)DA9062AA_VLDO1_SEL_MASK) - 1, | |
794 | sizeof(unsigned int) * 8 - | |
795 | __builtin_clz((DA9062AA_VLDO1_SEL_MASK)) - 1), | |
796 | .oc_event = REG_FIELD(DA9062AA_STATUS_D, | |
797 | __builtin_ffs((int)DA9062AA_LDO1_ILIM_MASK) - 1, | |
798 | sizeof(unsigned int) * 8 - | |
799 | __builtin_clz((DA9062AA_LDO1_ILIM_MASK)) - 1), | |
800 | }, | |
801 | { | |
802 | .desc.id = DA9062_ID_LDO2, | |
803 | .desc.name = "DA9062 LDO2", | |
804 | .desc.of_match = of_match_ptr("ldo2"), | |
805 | .desc.regulators_node = of_match_ptr("regulators"), | |
806 | .desc.ops = &da9062_ldo_ops, | |
807 | .desc.min_uV = (900) * 1000, | |
808 | .desc.uV_step = (50) * 1000, | |
fd5d1005 FR |
809 | .desc.n_voltages = ((3600) - (900))/(50) + 1 |
810 | + DA9062AA_VLDO_A_MIN_SEL, | |
4068e518 T |
811 | .desc.enable_reg = DA9062AA_LDO2_CONT, |
812 | .desc.enable_mask = DA9062AA_LDO2_EN_MASK, | |
813 | .desc.vsel_reg = DA9062AA_VLDO2_A, | |
814 | .desc.vsel_mask = DA9062AA_VLDO2_A_MASK, | |
fd5d1005 | 815 | .desc.linear_min_sel = DA9062AA_VLDO_A_MIN_SEL, |
4068e518 T |
816 | .sleep = REG_FIELD(DA9062AA_VLDO2_A, |
817 | __builtin_ffs((int)DA9062AA_LDO2_SL_A_MASK) - 1, | |
818 | sizeof(unsigned int) * 8 - | |
819 | __builtin_clz((DA9062AA_LDO2_SL_A_MASK)) - 1), | |
820 | .suspend_sleep = REG_FIELD(DA9062AA_VLDO2_B, | |
821 | __builtin_ffs((int)DA9062AA_LDO2_SL_B_MASK) - 1, | |
822 | sizeof(unsigned int) * 8 - | |
823 | __builtin_clz((DA9062AA_LDO2_SL_B_MASK)) - 1), | |
824 | .suspend_vsel_reg = DA9062AA_VLDO2_B, | |
825 | .suspend = REG_FIELD(DA9062AA_DVC_1, | |
826 | __builtin_ffs((int)DA9062AA_VLDO2_SEL_MASK) - 1, | |
827 | sizeof(unsigned int) * 8 - | |
828 | __builtin_clz((DA9062AA_VLDO2_SEL_MASK)) - 1), | |
829 | .oc_event = REG_FIELD(DA9062AA_STATUS_D, | |
830 | __builtin_ffs((int)DA9062AA_LDO2_ILIM_MASK) - 1, | |
831 | sizeof(unsigned int) * 8 - | |
832 | __builtin_clz((DA9062AA_LDO2_ILIM_MASK)) - 1), | |
833 | }, | |
834 | { | |
835 | .desc.id = DA9062_ID_LDO3, | |
836 | .desc.name = "DA9062 LDO3", | |
837 | .desc.of_match = of_match_ptr("ldo3"), | |
838 | .desc.regulators_node = of_match_ptr("regulators"), | |
839 | .desc.ops = &da9062_ldo_ops, | |
840 | .desc.min_uV = (900) * 1000, | |
841 | .desc.uV_step = (50) * 1000, | |
fd5d1005 FR |
842 | .desc.n_voltages = ((3600) - (900))/(50) + 1 |
843 | + DA9062AA_VLDO_A_MIN_SEL, | |
4068e518 T |
844 | .desc.enable_reg = DA9062AA_LDO3_CONT, |
845 | .desc.enable_mask = DA9062AA_LDO3_EN_MASK, | |
846 | .desc.vsel_reg = DA9062AA_VLDO3_A, | |
847 | .desc.vsel_mask = DA9062AA_VLDO3_A_MASK, | |
fd5d1005 | 848 | .desc.linear_min_sel = DA9062AA_VLDO_A_MIN_SEL, |
4068e518 T |
849 | .sleep = REG_FIELD(DA9062AA_VLDO3_A, |
850 | __builtin_ffs((int)DA9062AA_LDO3_SL_A_MASK) - 1, | |
851 | sizeof(unsigned int) * 8 - | |
852 | __builtin_clz((DA9062AA_LDO3_SL_A_MASK)) - 1), | |
853 | .suspend_sleep = REG_FIELD(DA9062AA_VLDO3_B, | |
854 | __builtin_ffs((int)DA9062AA_LDO3_SL_B_MASK) - 1, | |
855 | sizeof(unsigned int) * 8 - | |
856 | __builtin_clz((DA9062AA_LDO3_SL_B_MASK)) - 1), | |
857 | .suspend_vsel_reg = DA9062AA_VLDO3_B, | |
858 | .suspend = REG_FIELD(DA9062AA_DVC_1, | |
859 | __builtin_ffs((int)DA9062AA_VLDO3_SEL_MASK) - 1, | |
860 | sizeof(unsigned int) * 8 - | |
861 | __builtin_clz((DA9062AA_VLDO3_SEL_MASK)) - 1), | |
862 | .oc_event = REG_FIELD(DA9062AA_STATUS_D, | |
863 | __builtin_ffs((int)DA9062AA_LDO3_ILIM_MASK) - 1, | |
864 | sizeof(unsigned int) * 8 - | |
865 | __builtin_clz((DA9062AA_LDO3_ILIM_MASK)) - 1), | |
866 | }, | |
867 | { | |
868 | .desc.id = DA9062_ID_LDO4, | |
869 | .desc.name = "DA9062 LDO4", | |
870 | .desc.of_match = of_match_ptr("ldo4"), | |
871 | .desc.regulators_node = of_match_ptr("regulators"), | |
872 | .desc.ops = &da9062_ldo_ops, | |
873 | .desc.min_uV = (900) * 1000, | |
874 | .desc.uV_step = (50) * 1000, | |
fd5d1005 FR |
875 | .desc.n_voltages = ((3600) - (900))/(50) + 1 |
876 | + DA9062AA_VLDO_A_MIN_SEL, | |
4068e518 T |
877 | .desc.enable_reg = DA9062AA_LDO4_CONT, |
878 | .desc.enable_mask = DA9062AA_LDO4_EN_MASK, | |
879 | .desc.vsel_reg = DA9062AA_VLDO4_A, | |
880 | .desc.vsel_mask = DA9062AA_VLDO4_A_MASK, | |
fd5d1005 | 881 | .desc.linear_min_sel = DA9062AA_VLDO_A_MIN_SEL, |
4068e518 T |
882 | .sleep = REG_FIELD(DA9062AA_VLDO4_A, |
883 | __builtin_ffs((int)DA9062AA_LDO4_SL_A_MASK) - 1, | |
884 | sizeof(unsigned int) * 8 - | |
885 | __builtin_clz((DA9062AA_LDO4_SL_A_MASK)) - 1), | |
886 | .suspend_sleep = REG_FIELD(DA9062AA_VLDO4_B, | |
887 | __builtin_ffs((int)DA9062AA_LDO4_SL_B_MASK) - 1, | |
888 | sizeof(unsigned int) * 8 - | |
889 | __builtin_clz((DA9062AA_LDO4_SL_B_MASK)) - 1), | |
890 | .suspend_vsel_reg = DA9062AA_VLDO4_B, | |
891 | .suspend = REG_FIELD(DA9062AA_DVC_1, | |
892 | __builtin_ffs((int)DA9062AA_VLDO4_SEL_MASK) - 1, | |
893 | sizeof(unsigned int) * 8 - | |
894 | __builtin_clz((DA9062AA_VLDO4_SEL_MASK)) - 1), | |
895 | .oc_event = REG_FIELD(DA9062AA_STATUS_D, | |
896 | __builtin_ffs((int)DA9062AA_LDO4_ILIM_MASK) - 1, | |
897 | sizeof(unsigned int) * 8 - | |
898 | __builtin_clz((DA9062AA_LDO4_ILIM_MASK)) - 1), | |
899 | }, | |
900 | }; | |
901 | ||
902 | /* Regulator interrupt handlers */ | |
903 | static irqreturn_t da9062_ldo_lim_event(int irq, void *data) | |
904 | { | |
905 | struct da9062_regulators *regulators = data; | |
906 | struct da9062 *hw = regulators->regulator[0].hw; | |
907 | struct da9062_regulator *regl; | |
908 | int handled = IRQ_NONE; | |
909 | int bits, i, ret; | |
910 | ||
911 | ret = regmap_read(hw->regmap, DA9062AA_STATUS_D, &bits); | |
912 | if (ret < 0) { | |
913 | dev_err(hw->dev, | |
914 | "Failed to read LDO overcurrent indicator\n"); | |
915 | goto ldo_lim_error; | |
916 | } | |
917 | ||
918 | for (i = regulators->n_regulators - 1; i >= 0; i--) { | |
919 | regl = ®ulators->regulator[i]; | |
920 | if (regl->info->oc_event.reg != DA9062AA_STATUS_D) | |
921 | continue; | |
922 | ||
923 | if (BIT(regl->info->oc_event.lsb) & bits) { | |
978995de | 924 | regulator_lock(regl->rdev); |
4068e518 T |
925 | regulator_notifier_call_chain(regl->rdev, |
926 | REGULATOR_EVENT_OVER_CURRENT, NULL); | |
978995de | 927 | regulator_unlock(regl->rdev); |
4068e518 T |
928 | handled = IRQ_HANDLED; |
929 | } | |
930 | } | |
931 | ||
932 | ldo_lim_error: | |
933 | return handled; | |
934 | } | |
935 | ||
936 | static int da9062_regulator_probe(struct platform_device *pdev) | |
937 | { | |
938 | struct da9062 *chip = dev_get_drvdata(pdev->dev.parent); | |
4068e518 T |
939 | struct da9062_regulators *regulators; |
940 | struct da9062_regulator *regl; | |
941 | struct regulator_config config = { }; | |
4b7f4958 | 942 | const struct da9062_regulator_info *rinfo; |
4068e518 | 943 | int irq, n, ret; |
4b7f4958 ST |
944 | int max_regulators; |
945 | ||
946 | switch (chip->chip_type) { | |
947 | case COMPAT_TYPE_DA9061: | |
948 | max_regulators = DA9061_MAX_REGULATORS; | |
949 | rinfo = local_da9061_regulator_info; | |
950 | break; | |
951 | case COMPAT_TYPE_DA9062: | |
952 | max_regulators = DA9062_MAX_REGULATORS; | |
953 | rinfo = local_da9062_regulator_info; | |
954 | break; | |
955 | default: | |
956 | dev_err(chip->dev, "Unrecognised chip type\n"); | |
957 | return -ENODEV; | |
958 | } | |
4068e518 T |
959 | |
960 | /* Allocate memory required by usable regulators */ | |
97b047e7 GS |
961 | regulators = devm_kzalloc(&pdev->dev, struct_size(regulators, regulator, |
962 | max_regulators), GFP_KERNEL); | |
4068e518 T |
963 | if (!regulators) |
964 | return -ENOMEM; | |
965 | ||
4b7f4958 | 966 | regulators->n_regulators = max_regulators; |
4068e518 T |
967 | platform_set_drvdata(pdev, regulators); |
968 | ||
969 | n = 0; | |
970 | while (n < regulators->n_regulators) { | |
971 | /* Initialise regulator structure */ | |
972 | regl = ®ulators->regulator[n]; | |
973 | regl->hw = chip; | |
4b7f4958 | 974 | regl->info = &rinfo[n]; |
4068e518 T |
975 | regl->desc = regl->info->desc; |
976 | regl->desc.type = REGULATOR_VOLTAGE; | |
977 | regl->desc.owner = THIS_MODULE; | |
978 | ||
54129d64 | 979 | if (regl->info->mode.reg) { |
4068e518 T |
980 | regl->mode = devm_regmap_field_alloc( |
981 | &pdev->dev, | |
982 | chip->regmap, | |
983 | regl->info->mode); | |
54129d64 AL |
984 | if (IS_ERR(regl->mode)) |
985 | return PTR_ERR(regl->mode); | |
986 | } | |
987 | ||
988 | if (regl->info->suspend.reg) { | |
4068e518 T |
989 | regl->suspend = devm_regmap_field_alloc( |
990 | &pdev->dev, | |
991 | chip->regmap, | |
992 | regl->info->suspend); | |
54129d64 AL |
993 | if (IS_ERR(regl->suspend)) |
994 | return PTR_ERR(regl->suspend); | |
995 | } | |
996 | ||
997 | if (regl->info->sleep.reg) { | |
4068e518 T |
998 | regl->sleep = devm_regmap_field_alloc( |
999 | &pdev->dev, | |
1000 | chip->regmap, | |
1001 | regl->info->sleep); | |
54129d64 AL |
1002 | if (IS_ERR(regl->sleep)) |
1003 | return PTR_ERR(regl->sleep); | |
1004 | } | |
1005 | ||
1006 | if (regl->info->suspend_sleep.reg) { | |
4068e518 T |
1007 | regl->suspend_sleep = devm_regmap_field_alloc( |
1008 | &pdev->dev, | |
1009 | chip->regmap, | |
1010 | regl->info->suspend_sleep); | |
54129d64 AL |
1011 | if (IS_ERR(regl->suspend_sleep)) |
1012 | return PTR_ERR(regl->suspend_sleep); | |
1013 | } | |
1014 | ||
4068e518 T |
1015 | /* Register regulator */ |
1016 | memset(&config, 0, sizeof(config)); | |
1017 | config.dev = chip->dev; | |
1018 | config.driver_data = regl; | |
1019 | config.regmap = chip->regmap; | |
1020 | ||
1021 | regl->rdev = devm_regulator_register(&pdev->dev, ®l->desc, | |
1022 | &config); | |
1023 | if (IS_ERR(regl->rdev)) { | |
1024 | dev_err(&pdev->dev, | |
1025 | "Failed to register %s regulator\n", | |
1026 | regl->desc.name); | |
1027 | return PTR_ERR(regl->rdev); | |
1028 | } | |
1029 | ||
1030 | n++; | |
1031 | } | |
1032 | ||
1033 | /* LDOs overcurrent event support */ | |
1034 | irq = platform_get_irq_byname(pdev, "LDO_LIM"); | |
47241933 | 1035 | if (irq < 0) |
4068e518 | 1036 | return irq; |
4068e518 T |
1037 | regulators->irq_ldo_lim = irq; |
1038 | ||
1039 | ret = devm_request_threaded_irq(&pdev->dev, irq, | |
1040 | NULL, da9062_ldo_lim_event, | |
1041 | IRQF_TRIGGER_LOW | IRQF_ONESHOT, | |
1042 | "LDO_LIM", regulators); | |
1043 | if (ret) { | |
1044 | dev_warn(&pdev->dev, | |
1045 | "Failed to request LDO_LIM IRQ.\n"); | |
1046 | regulators->irq_ldo_lim = -ENXIO; | |
1047 | } | |
1048 | ||
1049 | return 0; | |
1050 | } | |
1051 | ||
1052 | static struct platform_driver da9062_regulator_driver = { | |
1053 | .driver = { | |
1054 | .name = "da9062-regulators", | |
4068e518 T |
1055 | }, |
1056 | .probe = da9062_regulator_probe, | |
1057 | }; | |
1058 | ||
1059 | static int __init da9062_regulator_init(void) | |
1060 | { | |
1061 | return platform_driver_register(&da9062_regulator_driver); | |
1062 | } | |
1063 | subsys_initcall(da9062_regulator_init); | |
1064 | ||
1065 | static void __exit da9062_regulator_cleanup(void) | |
1066 | { | |
1067 | platform_driver_unregister(&da9062_regulator_driver); | |
1068 | } | |
1069 | module_exit(da9062_regulator_cleanup); | |
1070 | ||
1071 | /* Module information */ | |
1072 | MODULE_AUTHOR("S Twiss <stwiss.opensource@diasemi.com>"); | |
4b7f4958 | 1073 | MODULE_DESCRIPTION("REGULATOR device driver for Dialog DA9062 and DA9061"); |
4068e518 | 1074 | MODULE_LICENSE("GPL"); |
ea6254e5 | 1075 | MODULE_ALIAS("platform:da9062-regulators"); |