Version:  2.0.40 2.2.26 2.4.37 3.8 3.9 3.10 3.11 3.12 3.13 3.14 3.15 3.16 3.17 3.18 3.19 4.0 4.1 4.2 4.3 4.4

Linux/drivers/mfd/ab8500-core.c

  1 /*
  2  * Copyright (C) ST-Ericsson SA 2010
  3  *
  4  * License Terms: GNU General Public License v2
  5  * Author: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com>
  6  * Author: Rabin Vincent <rabin.vincent@stericsson.com>
  7  * Author: Mattias Wallin <mattias.wallin@stericsson.com>
  8  */
  9 
 10 #include <linux/kernel.h>
 11 #include <linux/slab.h>
 12 #include <linux/init.h>
 13 #include <linux/irq.h>
 14 #include <linux/irqdomain.h>
 15 #include <linux/delay.h>
 16 #include <linux/interrupt.h>
 17 #include <linux/module.h>
 18 #include <linux/platform_device.h>
 19 #include <linux/mfd/core.h>
 20 #include <linux/mfd/abx500.h>
 21 #include <linux/mfd/abx500/ab8500.h>
 22 #include <linux/mfd/abx500/ab8500-bm.h>
 23 #include <linux/mfd/dbx500-prcmu.h>
 24 #include <linux/regulator/ab8500.h>
 25 #include <linux/of.h>
 26 #include <linux/of_device.h>
 27 
 28 /*
 29  * Interrupt register offsets
 30  * Bank : 0x0E
 31  */
 32 #define AB8500_IT_SOURCE1_REG           0x00
 33 #define AB8500_IT_SOURCE2_REG           0x01
 34 #define AB8500_IT_SOURCE3_REG           0x02
 35 #define AB8500_IT_SOURCE4_REG           0x03
 36 #define AB8500_IT_SOURCE5_REG           0x04
 37 #define AB8500_IT_SOURCE6_REG           0x05
 38 #define AB8500_IT_SOURCE7_REG           0x06
 39 #define AB8500_IT_SOURCE8_REG           0x07
 40 #define AB9540_IT_SOURCE13_REG          0x0C
 41 #define AB8500_IT_SOURCE19_REG          0x12
 42 #define AB8500_IT_SOURCE20_REG          0x13
 43 #define AB8500_IT_SOURCE21_REG          0x14
 44 #define AB8500_IT_SOURCE22_REG          0x15
 45 #define AB8500_IT_SOURCE23_REG          0x16
 46 #define AB8500_IT_SOURCE24_REG          0x17
 47 
 48 /*
 49  * latch registers
 50  */
 51 #define AB8500_IT_LATCH1_REG            0x20
 52 #define AB8500_IT_LATCH2_REG            0x21
 53 #define AB8500_IT_LATCH3_REG            0x22
 54 #define AB8500_IT_LATCH4_REG            0x23
 55 #define AB8500_IT_LATCH5_REG            0x24
 56 #define AB8500_IT_LATCH6_REG            0x25
 57 #define AB8500_IT_LATCH7_REG            0x26
 58 #define AB8500_IT_LATCH8_REG            0x27
 59 #define AB8500_IT_LATCH9_REG            0x28
 60 #define AB8500_IT_LATCH10_REG           0x29
 61 #define AB8500_IT_LATCH12_REG           0x2B
 62 #define AB9540_IT_LATCH13_REG           0x2C
 63 #define AB8500_IT_LATCH19_REG           0x32
 64 #define AB8500_IT_LATCH20_REG           0x33
 65 #define AB8500_IT_LATCH21_REG           0x34
 66 #define AB8500_IT_LATCH22_REG           0x35
 67 #define AB8500_IT_LATCH23_REG           0x36
 68 #define AB8500_IT_LATCH24_REG           0x37
 69 
 70 /*
 71  * mask registers
 72  */
 73 
 74 #define AB8500_IT_MASK1_REG             0x40
 75 #define AB8500_IT_MASK2_REG             0x41
 76 #define AB8500_IT_MASK3_REG             0x42
 77 #define AB8500_IT_MASK4_REG             0x43
 78 #define AB8500_IT_MASK5_REG             0x44
 79 #define AB8500_IT_MASK6_REG             0x45
 80 #define AB8500_IT_MASK7_REG             0x46
 81 #define AB8500_IT_MASK8_REG             0x47
 82 #define AB8500_IT_MASK9_REG             0x48
 83 #define AB8500_IT_MASK10_REG            0x49
 84 #define AB8500_IT_MASK11_REG            0x4A
 85 #define AB8500_IT_MASK12_REG            0x4B
 86 #define AB8500_IT_MASK13_REG            0x4C
 87 #define AB8500_IT_MASK14_REG            0x4D
 88 #define AB8500_IT_MASK15_REG            0x4E
 89 #define AB8500_IT_MASK16_REG            0x4F
 90 #define AB8500_IT_MASK17_REG            0x50
 91 #define AB8500_IT_MASK18_REG            0x51
 92 #define AB8500_IT_MASK19_REG            0x52
 93 #define AB8500_IT_MASK20_REG            0x53
 94 #define AB8500_IT_MASK21_REG            0x54
 95 #define AB8500_IT_MASK22_REG            0x55
 96 #define AB8500_IT_MASK23_REG            0x56
 97 #define AB8500_IT_MASK24_REG            0x57
 98 #define AB8500_IT_MASK25_REG            0x58
 99 
100 /*
101  * latch hierarchy registers
102  */
103 #define AB8500_IT_LATCHHIER1_REG        0x60
104 #define AB8500_IT_LATCHHIER2_REG        0x61
105 #define AB8500_IT_LATCHHIER3_REG        0x62
106 #define AB8540_IT_LATCHHIER4_REG        0x63
107 
108 #define AB8500_IT_LATCHHIER_NUM         3
109 #define AB8540_IT_LATCHHIER_NUM         4
110 
111 #define AB8500_REV_REG                  0x80
112 #define AB8500_IC_NAME_REG              0x82
113 #define AB8500_SWITCH_OFF_STATUS        0x00
114 
115 #define AB8500_TURN_ON_STATUS           0x00
116 #define AB8505_TURN_ON_STATUS_2 0x04
117 
118 #define AB8500_CH_USBCH_STAT1_REG       0x02
119 #define VBUS_DET_DBNC100                0x02
120 #define VBUS_DET_DBNC1                  0x01
121 
122 static DEFINE_SPINLOCK(on_stat_lock);
123 static u8 turn_on_stat_mask = 0xFF;
124 static u8 turn_on_stat_set;
125 static bool no_bm; /* No battery management */
126 module_param(no_bm, bool, S_IRUGO);
127 
128 #define AB9540_MODEM_CTRL2_REG                  0x23
129 #define AB9540_MODEM_CTRL2_SWDBBRSTN_BIT        BIT(2)
130 
131 /*
132  * Map interrupt numbers to the LATCH and MASK register offsets, Interrupt
133  * numbers are indexed into this array with (num / 8). The interupts are
134  * defined in linux/mfd/ab8500.h
135  *
136  * This is one off from the register names, i.e. AB8500_IT_MASK1_REG is at
137  * offset 0.
138  */
139 /* AB8500 support */
140 static const int ab8500_irq_regoffset[AB8500_NUM_IRQ_REGS] = {
141         0, 1, 2, 3, 4, 6, 7, 8, 9, 11, 18, 19, 20, 21,
142 };
143 
144 /* AB9540 / AB8505 support */
145 static const int ab9540_irq_regoffset[AB9540_NUM_IRQ_REGS] = {
146         0, 1, 2, 3, 4, 6, 7, 8, 9, 11, 18, 19, 20, 21, 12, 13, 24, 5, 22, 23
147 };
148 
149 /* AB8540 support */
150 static const int ab8540_irq_regoffset[AB8540_NUM_IRQ_REGS] = {
151         0, 1, 2, 3, 4, -1, -1, -1, -1, 11, 18, 19, 20, 21, 12, 13, 24, 5, 22,
152         23, 25, 26, 27, 28, 29, 30, 31,
153 };
154 
155 static const char ab8500_version_str[][7] = {
156         [AB8500_VERSION_AB8500] = "AB8500",
157         [AB8500_VERSION_AB8505] = "AB8505",
158         [AB8500_VERSION_AB9540] = "AB9540",
159         [AB8500_VERSION_AB8540] = "AB8540",
160 };
161 
162 static int ab8500_prcmu_write(struct ab8500 *ab8500, u16 addr, u8 data)
163 {
164         int ret;
165 
166         ret = prcmu_abb_write((u8)(addr >> 8), (u8)(addr & 0xFF), &data, 1);
167         if (ret < 0)
168                 dev_err(ab8500->dev, "prcmu i2c error %d\n", ret);
169         return ret;
170 }
171 
172 static int ab8500_prcmu_write_masked(struct ab8500 *ab8500, u16 addr, u8 mask,
173         u8 data)
174 {
175         int ret;
176 
177         ret = prcmu_abb_write_masked((u8)(addr >> 8), (u8)(addr & 0xFF), &data,
178                 &mask, 1);
179         if (ret < 0)
180                 dev_err(ab8500->dev, "prcmu i2c error %d\n", ret);
181         return ret;
182 }
183 
184 static int ab8500_prcmu_read(struct ab8500 *ab8500, u16 addr)
185 {
186         int ret;
187         u8 data;
188 
189         ret = prcmu_abb_read((u8)(addr >> 8), (u8)(addr & 0xFF), &data, 1);
190         if (ret < 0) {
191                 dev_err(ab8500->dev, "prcmu i2c error %d\n", ret);
192                 return ret;
193         }
194         return (int)data;
195 }
196 
197 static int ab8500_get_chip_id(struct device *dev)
198 {
199         struct ab8500 *ab8500;
200 
201         if (!dev)
202                 return -EINVAL;
203         ab8500 = dev_get_drvdata(dev->parent);
204         return ab8500 ? (int)ab8500->chip_id : -EINVAL;
205 }
206 
207 static int set_register_interruptible(struct ab8500 *ab8500, u8 bank,
208         u8 reg, u8 data)
209 {
210         int ret;
211         /*
212          * Put the u8 bank and u8 register together into a an u16.
213          * The bank on higher 8 bits and register in lower 8 bits.
214          * */
215         u16 addr = ((u16)bank) << 8 | reg;
216 
217         dev_vdbg(ab8500->dev, "wr: addr %#x <= %#x\n", addr, data);
218 
219         mutex_lock(&ab8500->lock);
220 
221         ret = ab8500->write(ab8500, addr, data);
222         if (ret < 0)
223                 dev_err(ab8500->dev, "failed to write reg %#x: %d\n",
224                         addr, ret);
225         mutex_unlock(&ab8500->lock);
226 
227         return ret;
228 }
229 
230 static int ab8500_set_register(struct device *dev, u8 bank,
231         u8 reg, u8 value)
232 {
233         int ret;
234         struct ab8500 *ab8500 = dev_get_drvdata(dev->parent);
235 
236         atomic_inc(&ab8500->transfer_ongoing);
237         ret = set_register_interruptible(ab8500, bank, reg, value);
238         atomic_dec(&ab8500->transfer_ongoing);
239         return ret;
240 }
241 
242 static int get_register_interruptible(struct ab8500 *ab8500, u8 bank,
243         u8 reg, u8 *value)
244 {
245         int ret;
246         /* put the u8 bank and u8 reg together into a an u16.
247          * bank on higher 8 bits and reg in lower */
248         u16 addr = ((u16)bank) << 8 | reg;
249 
250         mutex_lock(&ab8500->lock);
251 
252         ret = ab8500->read(ab8500, addr);
253         if (ret < 0)
254                 dev_err(ab8500->dev, "failed to read reg %#x: %d\n",
255                         addr, ret);
256         else
257                 *value = ret;
258 
259         mutex_unlock(&ab8500->lock);
260         dev_vdbg(ab8500->dev, "rd: addr %#x => data %#x\n", addr, ret);
261 
262         return ret;
263 }
264 
265 static int ab8500_get_register(struct device *dev, u8 bank,
266         u8 reg, u8 *value)
267 {
268         int ret;
269         struct ab8500 *ab8500 = dev_get_drvdata(dev->parent);
270 
271         atomic_inc(&ab8500->transfer_ongoing);
272         ret = get_register_interruptible(ab8500, bank, reg, value);
273         atomic_dec(&ab8500->transfer_ongoing);
274         return ret;
275 }
276 
277 static int mask_and_set_register_interruptible(struct ab8500 *ab8500, u8 bank,
278         u8 reg, u8 bitmask, u8 bitvalues)
279 {
280         int ret;
281         /* put the u8 bank and u8 reg together into a an u16.
282          * bank on higher 8 bits and reg in lower */
283         u16 addr = ((u16)bank) << 8 | reg;
284 
285         mutex_lock(&ab8500->lock);
286 
287         if (ab8500->write_masked == NULL) {
288                 u8 data;
289 
290                 ret = ab8500->read(ab8500, addr);
291                 if (ret < 0) {
292                         dev_err(ab8500->dev, "failed to read reg %#x: %d\n",
293                                 addr, ret);
294                         goto out;
295                 }
296 
297                 data = (u8)ret;
298                 data = (~bitmask & data) | (bitmask & bitvalues);
299 
300                 ret = ab8500->write(ab8500, addr, data);
301                 if (ret < 0)
302                         dev_err(ab8500->dev, "failed to write reg %#x: %d\n",
303                                 addr, ret);
304 
305                 dev_vdbg(ab8500->dev, "mask: addr %#x => data %#x\n", addr,
306                         data);
307                 goto out;
308         }
309         ret = ab8500->write_masked(ab8500, addr, bitmask, bitvalues);
310         if (ret < 0)
311                 dev_err(ab8500->dev, "failed to modify reg %#x: %d\n", addr,
312                         ret);
313 out:
314         mutex_unlock(&ab8500->lock);
315         return ret;
316 }
317 
318 static int ab8500_mask_and_set_register(struct device *dev,
319         u8 bank, u8 reg, u8 bitmask, u8 bitvalues)
320 {
321         int ret;
322         struct ab8500 *ab8500 = dev_get_drvdata(dev->parent);
323 
324         atomic_inc(&ab8500->transfer_ongoing);
325         ret = mask_and_set_register_interruptible(ab8500, bank, reg,
326                                                  bitmask, bitvalues);
327         atomic_dec(&ab8500->transfer_ongoing);
328         return ret;
329 }
330 
331 static struct abx500_ops ab8500_ops = {
332         .get_chip_id = ab8500_get_chip_id,
333         .get_register = ab8500_get_register,
334         .set_register = ab8500_set_register,
335         .get_register_page = NULL,
336         .set_register_page = NULL,
337         .mask_and_set_register = ab8500_mask_and_set_register,
338         .event_registers_startup_state_get = NULL,
339         .startup_irq_enabled = NULL,
340         .dump_all_banks = ab8500_dump_all_banks,
341 };
342 
343 static void ab8500_irq_lock(struct irq_data *data)
344 {
345         struct ab8500 *ab8500 = irq_data_get_irq_chip_data(data);
346 
347         mutex_lock(&ab8500->irq_lock);
348         atomic_inc(&ab8500->transfer_ongoing);
349 }
350 
351 static void ab8500_irq_sync_unlock(struct irq_data *data)
352 {
353         struct ab8500 *ab8500 = irq_data_get_irq_chip_data(data);
354         int i;
355 
356         for (i = 0; i < ab8500->mask_size; i++) {
357                 u8 old = ab8500->oldmask[i];
358                 u8 new = ab8500->mask[i];
359                 int reg;
360 
361                 if (new == old)
362                         continue;
363 
364                 /*
365                  * Interrupt register 12 doesn't exist prior to AB8500 version
366                  * 2.0
367                  */
368                 if (ab8500->irq_reg_offset[i] == 11 &&
369                         is_ab8500_1p1_or_earlier(ab8500))
370                         continue;
371 
372                 if (ab8500->irq_reg_offset[i] < 0)
373                         continue;
374 
375                 ab8500->oldmask[i] = new;
376 
377                 reg = AB8500_IT_MASK1_REG + ab8500->irq_reg_offset[i];
378                 set_register_interruptible(ab8500, AB8500_INTERRUPT, reg, new);
379         }
380         atomic_dec(&ab8500->transfer_ongoing);
381         mutex_unlock(&ab8500->irq_lock);
382 }
383 
384 static void ab8500_irq_mask(struct irq_data *data)
385 {
386         struct ab8500 *ab8500 = irq_data_get_irq_chip_data(data);
387         int offset = data->hwirq;
388         int index = offset / 8;
389         int mask = 1 << (offset % 8);
390 
391         ab8500->mask[index] |= mask;
392 
393         /* The AB8500 GPIOs have two interrupts each (rising & falling). */
394         if (offset >= AB8500_INT_GPIO6R && offset <= AB8500_INT_GPIO41R)
395                 ab8500->mask[index + 2] |= mask;
396         if (offset >= AB9540_INT_GPIO50R && offset <= AB9540_INT_GPIO54R)
397                 ab8500->mask[index + 1] |= mask;
398         if (offset == AB8540_INT_GPIO43R || offset == AB8540_INT_GPIO44R)
399                 /* Here the falling IRQ is one bit lower */
400                 ab8500->mask[index] |= (mask << 1);
401 }
402 
403 static void ab8500_irq_unmask(struct irq_data *data)
404 {
405         struct ab8500 *ab8500 = irq_data_get_irq_chip_data(data);
406         unsigned int type = irqd_get_trigger_type(data);
407         int offset = data->hwirq;
408         int index = offset / 8;
409         int mask = 1 << (offset % 8);
410 
411         if (type & IRQ_TYPE_EDGE_RISING)
412                 ab8500->mask[index] &= ~mask;
413 
414         /* The AB8500 GPIOs have two interrupts each (rising & falling). */
415         if (type & IRQ_TYPE_EDGE_FALLING) {
416                 if (offset >= AB8500_INT_GPIO6R && offset <= AB8500_INT_GPIO41R)
417                         ab8500->mask[index + 2] &= ~mask;
418                 else if (offset >= AB9540_INT_GPIO50R &&
419                          offset <= AB9540_INT_GPIO54R)
420                         ab8500->mask[index + 1] &= ~mask;
421                 else if (offset == AB8540_INT_GPIO43R ||
422                          offset == AB8540_INT_GPIO44R)
423                         /* Here the falling IRQ is one bit lower */
424                         ab8500->mask[index] &= ~(mask << 1);
425                 else
426                         ab8500->mask[index] &= ~mask;
427         } else {
428                 /* Satisfies the case where type is not set. */
429                 ab8500->mask[index] &= ~mask;
430         }
431 }
432 
433 static int ab8500_irq_set_type(struct irq_data *data, unsigned int type)
434 {
435         return 0;
436 }
437 
438 static struct irq_chip ab8500_irq_chip = {
439         .name                   = "ab8500",
440         .irq_bus_lock           = ab8500_irq_lock,
441         .irq_bus_sync_unlock    = ab8500_irq_sync_unlock,
442         .irq_mask               = ab8500_irq_mask,
443         .irq_disable            = ab8500_irq_mask,
444         .irq_unmask             = ab8500_irq_unmask,
445         .irq_set_type           = ab8500_irq_set_type,
446 };
447 
448 static void update_latch_offset(u8 *offset, int i)
449 {
450         /* Fix inconsistent ITFromLatch25 bit mapping... */
451         if (unlikely(*offset == 17))
452                         *offset = 24;
453         /* Fix inconsistent ab8540 bit mapping... */
454         if (unlikely(*offset == 16))
455                         *offset = 25;
456         if ((i == 3) && (*offset >= 24))
457                         *offset += 2;
458 }
459 
460 static int ab8500_handle_hierarchical_line(struct ab8500 *ab8500,
461                                         int latch_offset, u8 latch_val)
462 {
463         int int_bit, line, i;
464 
465         for (i = 0; i < ab8500->mask_size; i++)
466                 if (ab8500->irq_reg_offset[i] == latch_offset)
467                         break;
468 
469         if (i >= ab8500->mask_size) {
470                 dev_err(ab8500->dev, "Register offset 0x%2x not declared\n",
471                                 latch_offset);
472                 return -ENXIO;
473         }
474 
475         /* ignore masked out interrupts */
476         latch_val &= ~ab8500->mask[i];
477 
478         while (latch_val) {
479                 int_bit = __ffs(latch_val);
480                 line = (i << 3) + int_bit;
481                 latch_val &= ~(1 << int_bit);
482 
483                 /*
484                  * This handles the falling edge hwirqs from the GPIO
485                  * lines. Route them back to the line registered for the
486                  * rising IRQ, as this is merely a flag for the same IRQ
487                  * in linux terms.
488                  */
489                 if (line >= AB8500_INT_GPIO6F && line <= AB8500_INT_GPIO41F)
490                         line -= 16;
491                 if (line >= AB9540_INT_GPIO50F && line <= AB9540_INT_GPIO54F)
492                         line -= 8;
493                 if (line == AB8540_INT_GPIO43F || line == AB8540_INT_GPIO44F)
494                         line += 1;
495 
496                 handle_nested_irq(irq_create_mapping(ab8500->domain, line));
497         }
498 
499         return 0;
500 }
501 
502 static int ab8500_handle_hierarchical_latch(struct ab8500 *ab8500,
503                                         int hier_offset, u8 hier_val)
504 {
505         int latch_bit, status;
506         u8 latch_offset, latch_val;
507 
508         do {
509                 latch_bit = __ffs(hier_val);
510                 latch_offset = (hier_offset << 3) + latch_bit;
511 
512                 update_latch_offset(&latch_offset, hier_offset);
513 
514                 status = get_register_interruptible(ab8500,
515                                 AB8500_INTERRUPT,
516                                 AB8500_IT_LATCH1_REG + latch_offset,
517                                 &latch_val);
518                 if (status < 0 || latch_val == 0)
519                         goto discard;
520 
521                 status = ab8500_handle_hierarchical_line(ab8500,
522                                 latch_offset, latch_val);
523                 if (status < 0)
524                         return status;
525 discard:
526                 hier_val &= ~(1 << latch_bit);
527         } while (hier_val);
528 
529         return 0;
530 }
531 
532 static irqreturn_t ab8500_hierarchical_irq(int irq, void *dev)
533 {
534         struct ab8500 *ab8500 = dev;
535         u8 i;
536 
537         dev_vdbg(ab8500->dev, "interrupt\n");
538 
539         /*  Hierarchical interrupt version */
540         for (i = 0; i < (ab8500->it_latchhier_num); i++) {
541                 int status;
542                 u8 hier_val;
543 
544                 status = get_register_interruptible(ab8500, AB8500_INTERRUPT,
545                         AB8500_IT_LATCHHIER1_REG + i, &hier_val);
546                 if (status < 0 || hier_val == 0)
547                         continue;
548 
549                 status = ab8500_handle_hierarchical_latch(ab8500, i, hier_val);
550                 if (status < 0)
551                         break;
552         }
553         return IRQ_HANDLED;
554 }
555 
556 static int ab8500_irq_map(struct irq_domain *d, unsigned int virq,
557                                 irq_hw_number_t hwirq)
558 {
559         struct ab8500 *ab8500 = d->host_data;
560 
561         if (!ab8500)
562                 return -EINVAL;
563 
564         irq_set_chip_data(virq, ab8500);
565         irq_set_chip_and_handler(virq, &ab8500_irq_chip,
566                                 handle_simple_irq);
567         irq_set_nested_thread(virq, 1);
568         irq_set_noprobe(virq);
569 
570         return 0;
571 }
572 
573 static const struct irq_domain_ops ab8500_irq_ops = {
574         .map    = ab8500_irq_map,
575         .xlate  = irq_domain_xlate_twocell,
576 };
577 
578 static int ab8500_irq_init(struct ab8500 *ab8500, struct device_node *np)
579 {
580         int num_irqs;
581 
582         if (is_ab8540(ab8500))
583                 num_irqs = AB8540_NR_IRQS;
584         else if (is_ab9540(ab8500))
585                 num_irqs = AB9540_NR_IRQS;
586         else if (is_ab8505(ab8500))
587                 num_irqs = AB8505_NR_IRQS;
588         else
589                 num_irqs = AB8500_NR_IRQS;
590 
591         /* If ->irq_base is zero this will give a linear mapping */
592         ab8500->domain = irq_domain_add_simple(ab8500->dev->of_node,
593                         num_irqs, 0,
594                         &ab8500_irq_ops, ab8500);
595 
596         if (!ab8500->domain) {
597                 dev_err(ab8500->dev, "Failed to create irqdomain\n");
598                 return -ENOSYS;
599         }
600 
601         return 0;
602 }
603 
604 int ab8500_suspend(struct ab8500 *ab8500)
605 {
606         if (atomic_read(&ab8500->transfer_ongoing))
607                 return -EINVAL;
608 
609         return 0;
610 }
611 
612 static struct resource ab8500_gpadc_resources[] = {
613         {
614                 .name   = "HW_CONV_END",
615                 .start  = AB8500_INT_GP_HW_ADC_CONV_END,
616                 .end    = AB8500_INT_GP_HW_ADC_CONV_END,
617                 .flags  = IORESOURCE_IRQ,
618         },
619         {
620                 .name   = "SW_CONV_END",
621                 .start  = AB8500_INT_GP_SW_ADC_CONV_END,
622                 .end    = AB8500_INT_GP_SW_ADC_CONV_END,
623                 .flags  = IORESOURCE_IRQ,
624         },
625 };
626 
627 static struct resource ab8505_gpadc_resources[] = {
628         {
629                 .name   = "SW_CONV_END",
630                 .start  = AB8500_INT_GP_SW_ADC_CONV_END,
631                 .end    = AB8500_INT_GP_SW_ADC_CONV_END,
632                 .flags  = IORESOURCE_IRQ,
633         },
634 };
635 
636 static struct resource ab8500_rtc_resources[] = {
637         {
638                 .name   = "60S",
639                 .start  = AB8500_INT_RTC_60S,
640                 .end    = AB8500_INT_RTC_60S,
641                 .flags  = IORESOURCE_IRQ,
642         },
643         {
644                 .name   = "ALARM",
645                 .start  = AB8500_INT_RTC_ALARM,
646                 .end    = AB8500_INT_RTC_ALARM,
647                 .flags  = IORESOURCE_IRQ,
648         },
649 };
650 
651 static struct resource ab8540_rtc_resources[] = {
652         {
653                 .name   = "1S",
654                 .start  = AB8540_INT_RTC_1S,
655                 .end    = AB8540_INT_RTC_1S,
656                 .flags  = IORESOURCE_IRQ,
657         },
658         {
659                 .name   = "ALARM",
660                 .start  = AB8500_INT_RTC_ALARM,
661                 .end    = AB8500_INT_RTC_ALARM,
662                 .flags  = IORESOURCE_IRQ,
663         },
664 };
665 
666 static struct resource ab8500_poweronkey_db_resources[] = {
667         {
668                 .name   = "ONKEY_DBF",
669                 .start  = AB8500_INT_PON_KEY1DB_F,
670                 .end    = AB8500_INT_PON_KEY1DB_F,
671                 .flags  = IORESOURCE_IRQ,
672         },
673         {
674                 .name   = "ONKEY_DBR",
675                 .start  = AB8500_INT_PON_KEY1DB_R,
676                 .end    = AB8500_INT_PON_KEY1DB_R,
677                 .flags  = IORESOURCE_IRQ,
678         },
679 };
680 
681 static struct resource ab8500_av_acc_detect_resources[] = {
682         {
683                .name = "ACC_DETECT_1DB_F",
684                .start = AB8500_INT_ACC_DETECT_1DB_F,
685                .end = AB8500_INT_ACC_DETECT_1DB_F,
686                .flags = IORESOURCE_IRQ,
687         },
688         {
689                .name = "ACC_DETECT_1DB_R",
690                .start = AB8500_INT_ACC_DETECT_1DB_R,
691                .end = AB8500_INT_ACC_DETECT_1DB_R,
692                .flags = IORESOURCE_IRQ,
693         },
694         {
695                .name = "ACC_DETECT_21DB_F",
696                .start = AB8500_INT_ACC_DETECT_21DB_F,
697                .end = AB8500_INT_ACC_DETECT_21DB_F,
698                .flags = IORESOURCE_IRQ,
699         },
700         {
701                .name = "ACC_DETECT_21DB_R",
702                .start = AB8500_INT_ACC_DETECT_21DB_R,
703                .end = AB8500_INT_ACC_DETECT_21DB_R,
704                .flags = IORESOURCE_IRQ,
705         },
706         {
707                .name = "ACC_DETECT_22DB_F",
708                .start = AB8500_INT_ACC_DETECT_22DB_F,
709                .end = AB8500_INT_ACC_DETECT_22DB_F,
710                .flags = IORESOURCE_IRQ,
711         },
712         {
713                .name = "ACC_DETECT_22DB_R",
714                .start = AB8500_INT_ACC_DETECT_22DB_R,
715                .end = AB8500_INT_ACC_DETECT_22DB_R,
716                .flags = IORESOURCE_IRQ,
717         },
718 };
719 
720 static struct resource ab8500_charger_resources[] = {
721         {
722                 .name = "MAIN_CH_UNPLUG_DET",
723                 .start = AB8500_INT_MAIN_CH_UNPLUG_DET,
724                 .end = AB8500_INT_MAIN_CH_UNPLUG_DET,
725                 .flags = IORESOURCE_IRQ,
726         },
727         {
728                 .name = "MAIN_CHARGE_PLUG_DET",
729                 .start = AB8500_INT_MAIN_CH_PLUG_DET,
730                 .end = AB8500_INT_MAIN_CH_PLUG_DET,
731                 .flags = IORESOURCE_IRQ,
732         },
733         {
734                 .name = "VBUS_DET_R",
735                 .start = AB8500_INT_VBUS_DET_R,
736                 .end = AB8500_INT_VBUS_DET_R,
737                 .flags = IORESOURCE_IRQ,
738         },
739         {
740                 .name = "VBUS_DET_F",
741                 .start = AB8500_INT_VBUS_DET_F,
742                 .end = AB8500_INT_VBUS_DET_F,
743                 .flags = IORESOURCE_IRQ,
744         },
745         {
746                 .name = "USB_LINK_STATUS",
747                 .start = AB8500_INT_USB_LINK_STATUS,
748                 .end = AB8500_INT_USB_LINK_STATUS,
749                 .flags = IORESOURCE_IRQ,
750         },
751         {
752                 .name = "VBUS_OVV",
753                 .start = AB8500_INT_VBUS_OVV,
754                 .end = AB8500_INT_VBUS_OVV,
755                 .flags = IORESOURCE_IRQ,
756         },
757         {
758                 .name = "USB_CH_TH_PROT_R",
759                 .start = AB8500_INT_USB_CH_TH_PROT_R,
760                 .end = AB8500_INT_USB_CH_TH_PROT_R,
761                 .flags = IORESOURCE_IRQ,
762         },
763         {
764                 .name = "USB_CH_TH_PROT_F",
765                 .start = AB8500_INT_USB_CH_TH_PROT_F,
766                 .end = AB8500_INT_USB_CH_TH_PROT_F,
767                 .flags = IORESOURCE_IRQ,
768         },
769         {
770                 .name = "MAIN_EXT_CH_NOT_OK",
771                 .start = AB8500_INT_MAIN_EXT_CH_NOT_OK,
772                 .end = AB8500_INT_MAIN_EXT_CH_NOT_OK,
773                 .flags = IORESOURCE_IRQ,
774         },
775         {
776                 .name = "MAIN_CH_TH_PROT_R",
777                 .start = AB8500_INT_MAIN_CH_TH_PROT_R,
778                 .end = AB8500_INT_MAIN_CH_TH_PROT_R,
779                 .flags = IORESOURCE_IRQ,
780         },
781         {
782                 .name = "MAIN_CH_TH_PROT_F",
783                 .start = AB8500_INT_MAIN_CH_TH_PROT_F,
784                 .end = AB8500_INT_MAIN_CH_TH_PROT_F,
785                 .flags = IORESOURCE_IRQ,
786         },
787         {
788                 .name = "USB_CHARGER_NOT_OKR",
789                 .start = AB8500_INT_USB_CHARGER_NOT_OKR,
790                 .end = AB8500_INT_USB_CHARGER_NOT_OKR,
791                 .flags = IORESOURCE_IRQ,
792         },
793         {
794                 .name = "CH_WD_EXP",
795                 .start = AB8500_INT_CH_WD_EXP,
796                 .end = AB8500_INT_CH_WD_EXP,
797                 .flags = IORESOURCE_IRQ,
798         },
799         {
800                 .name = "VBUS_CH_DROP_END",
801                 .start = AB8500_INT_VBUS_CH_DROP_END,
802                 .end = AB8500_INT_VBUS_CH_DROP_END,
803                 .flags = IORESOURCE_IRQ,
804         },
805 };
806 
807 static struct resource ab8500_btemp_resources[] = {
808         {
809                 .name = "BAT_CTRL_INDB",
810                 .start = AB8500_INT_BAT_CTRL_INDB,
811                 .end = AB8500_INT_BAT_CTRL_INDB,
812                 .flags = IORESOURCE_IRQ,
813         },
814         {
815                 .name = "BTEMP_LOW",
816                 .start = AB8500_INT_BTEMP_LOW,
817                 .end = AB8500_INT_BTEMP_LOW,
818                 .flags = IORESOURCE_IRQ,
819         },
820         {
821                 .name = "BTEMP_HIGH",
822                 .start = AB8500_INT_BTEMP_HIGH,
823                 .end = AB8500_INT_BTEMP_HIGH,
824                 .flags = IORESOURCE_IRQ,
825         },
826         {
827                 .name = "BTEMP_LOW_MEDIUM",
828                 .start = AB8500_INT_BTEMP_LOW_MEDIUM,
829                 .end = AB8500_INT_BTEMP_LOW_MEDIUM,
830                 .flags = IORESOURCE_IRQ,
831         },
832         {
833                 .name = "BTEMP_MEDIUM_HIGH",
834                 .start = AB8500_INT_BTEMP_MEDIUM_HIGH,
835                 .end = AB8500_INT_BTEMP_MEDIUM_HIGH,
836                 .flags = IORESOURCE_IRQ,
837         },
838 };
839 
840 static struct resource ab8500_fg_resources[] = {
841         {
842                 .name = "NCONV_ACCU",
843                 .start = AB8500_INT_CCN_CONV_ACC,
844                 .end = AB8500_INT_CCN_CONV_ACC,
845                 .flags = IORESOURCE_IRQ,
846         },
847         {
848                 .name = "BATT_OVV",
849                 .start = AB8500_INT_BATT_OVV,
850                 .end = AB8500_INT_BATT_OVV,
851                 .flags = IORESOURCE_IRQ,
852         },
853         {
854                 .name = "LOW_BAT_F",
855                 .start = AB8500_INT_LOW_BAT_F,
856                 .end = AB8500_INT_LOW_BAT_F,
857                 .flags = IORESOURCE_IRQ,
858         },
859         {
860                 .name = "LOW_BAT_R",
861                 .start = AB8500_INT_LOW_BAT_R,
862                 .end = AB8500_INT_LOW_BAT_R,
863                 .flags = IORESOURCE_IRQ,
864         },
865         {
866                 .name = "CC_INT_CALIB",
867                 .start = AB8500_INT_CC_INT_CALIB,
868                 .end = AB8500_INT_CC_INT_CALIB,
869                 .flags = IORESOURCE_IRQ,
870         },
871         {
872                 .name = "CCEOC",
873                 .start = AB8500_INT_CCEOC,
874                 .end = AB8500_INT_CCEOC,
875                 .flags = IORESOURCE_IRQ,
876         },
877 };
878 
879 static struct resource ab8500_chargalg_resources[] = {};
880 
881 #ifdef CONFIG_DEBUG_FS
882 static struct resource ab8500_debug_resources[] = {
883         {
884                 .name   = "IRQ_AB8500",
885                 /*
886                  * Number will be filled in. NOTE: this is deliberately
887                  * not flagged as an IRQ in ordet to avoid remapping using
888                  * the irqdomain in the MFD core, so that this IRQ passes
889                  * unremapped to the debug code.
890                  */
891         },
892         {
893                 .name   = "IRQ_FIRST",
894                 .start  = AB8500_INT_MAIN_EXT_CH_NOT_OK,
895                 .end    = AB8500_INT_MAIN_EXT_CH_NOT_OK,
896                 .flags  = IORESOURCE_IRQ,
897         },
898         {
899                 .name   = "IRQ_LAST",
900                 .start  = AB8500_INT_XTAL32K_KO,
901                 .end    = AB8500_INT_XTAL32K_KO,
902                 .flags  = IORESOURCE_IRQ,
903         },
904 };
905 #endif
906 
907 static struct resource ab8500_usb_resources[] = {
908         {
909                 .name = "ID_WAKEUP_R",
910                 .start = AB8500_INT_ID_WAKEUP_R,
911                 .end = AB8500_INT_ID_WAKEUP_R,
912                 .flags = IORESOURCE_IRQ,
913         },
914         {
915                 .name = "ID_WAKEUP_F",
916                 .start = AB8500_INT_ID_WAKEUP_F,
917                 .end = AB8500_INT_ID_WAKEUP_F,
918                 .flags = IORESOURCE_IRQ,
919         },
920         {
921                 .name = "VBUS_DET_F",
922                 .start = AB8500_INT_VBUS_DET_F,
923                 .end = AB8500_INT_VBUS_DET_F,
924                 .flags = IORESOURCE_IRQ,
925         },
926         {
927                 .name = "VBUS_DET_R",
928                 .start = AB8500_INT_VBUS_DET_R,
929                 .end = AB8500_INT_VBUS_DET_R,
930                 .flags = IORESOURCE_IRQ,
931         },
932         {
933                 .name = "USB_LINK_STATUS",
934                 .start = AB8500_INT_USB_LINK_STATUS,
935                 .end = AB8500_INT_USB_LINK_STATUS,
936                 .flags = IORESOURCE_IRQ,
937         },
938         {
939                 .name = "USB_ADP_PROBE_PLUG",
940                 .start = AB8500_INT_ADP_PROBE_PLUG,
941                 .end = AB8500_INT_ADP_PROBE_PLUG,
942                 .flags = IORESOURCE_IRQ,
943         },
944         {
945                 .name = "USB_ADP_PROBE_UNPLUG",
946                 .start = AB8500_INT_ADP_PROBE_UNPLUG,
947                 .end = AB8500_INT_ADP_PROBE_UNPLUG,
948                 .flags = IORESOURCE_IRQ,
949         },
950 };
951 
952 static struct resource ab8505_iddet_resources[] = {
953         {
954                 .name  = "KeyDeglitch",
955                 .start = AB8505_INT_KEYDEGLITCH,
956                 .end   = AB8505_INT_KEYDEGLITCH,
957                 .flags = IORESOURCE_IRQ,
958         },
959         {
960                 .name  = "KP",
961                 .start = AB8505_INT_KP,
962                 .end   = AB8505_INT_KP,
963                 .flags = IORESOURCE_IRQ,
964         },
965         {
966                 .name  = "IKP",
967                 .start = AB8505_INT_IKP,
968                 .end   = AB8505_INT_IKP,
969                 .flags = IORESOURCE_IRQ,
970         },
971         {
972                 .name  = "IKR",
973                 .start = AB8505_INT_IKR,
974                 .end   = AB8505_INT_IKR,
975                 .flags = IORESOURCE_IRQ,
976         },
977         {
978                 .name  = "KeyStuck",
979                 .start = AB8505_INT_KEYSTUCK,
980                 .end   = AB8505_INT_KEYSTUCK,
981                 .flags = IORESOURCE_IRQ,
982         },
983         {
984                 .name = "VBUS_DET_R",
985                 .start = AB8500_INT_VBUS_DET_R,
986                 .end = AB8500_INT_VBUS_DET_R,
987                 .flags = IORESOURCE_IRQ,
988         },
989         {
990                 .name = "VBUS_DET_F",
991                 .start = AB8500_INT_VBUS_DET_F,
992                 .end = AB8500_INT_VBUS_DET_F,
993                 .flags = IORESOURCE_IRQ,
994         },
995         {
996                 .name = "ID_DET_PLUGR",
997                 .start = AB8500_INT_ID_DET_PLUGR,
998                 .end = AB8500_INT_ID_DET_PLUGR,
999                 .flags = IORESOURCE_IRQ,
1000         },
1001         {
1002                 .name = "ID_DET_PLUGF",
1003                 .start = AB8500_INT_ID_DET_PLUGF,
1004                 .end = AB8500_INT_ID_DET_PLUGF,
1005                 .flags = IORESOURCE_IRQ,
1006         },
1007 };
1008 
1009 static struct resource ab8500_temp_resources[] = {
1010         {
1011                 .name  = "ABX500_TEMP_WARM",
1012                 .start = AB8500_INT_TEMP_WARM,
1013                 .end   = AB8500_INT_TEMP_WARM,
1014                 .flags = IORESOURCE_IRQ,
1015         },
1016 };
1017 
1018 static const struct mfd_cell ab8500_bm_devs[] = {
1019         {
1020                 .name = "ab8500-charger",
1021                 .of_compatible = "stericsson,ab8500-charger",
1022                 .num_resources = ARRAY_SIZE(ab8500_charger_resources),
1023                 .resources = ab8500_charger_resources,
1024                 .platform_data = &ab8500_bm_data,
1025                 .pdata_size = sizeof(ab8500_bm_data),
1026         },
1027         {
1028                 .name = "ab8500-btemp",
1029                 .of_compatible = "stericsson,ab8500-btemp",
1030                 .num_resources = ARRAY_SIZE(ab8500_btemp_resources),
1031                 .resources = ab8500_btemp_resources,
1032                 .platform_data = &ab8500_bm_data,
1033                 .pdata_size = sizeof(ab8500_bm_data),
1034         },
1035         {
1036                 .name = "ab8500-fg",
1037                 .of_compatible = "stericsson,ab8500-fg",
1038                 .num_resources = ARRAY_SIZE(ab8500_fg_resources),
1039                 .resources = ab8500_fg_resources,
1040                 .platform_data = &ab8500_bm_data,
1041                 .pdata_size = sizeof(ab8500_bm_data),
1042         },
1043         {
1044                 .name = "ab8500-chargalg",
1045                 .of_compatible = "stericsson,ab8500-chargalg",
1046                 .num_resources = ARRAY_SIZE(ab8500_chargalg_resources),
1047                 .resources = ab8500_chargalg_resources,
1048                 .platform_data = &ab8500_bm_data,
1049                 .pdata_size = sizeof(ab8500_bm_data),
1050         },
1051 };
1052 
1053 static const struct mfd_cell ab8500_devs[] = {
1054 #ifdef CONFIG_DEBUG_FS
1055         {
1056                 .name = "ab8500-debug",
1057                 .of_compatible = "stericsson,ab8500-debug",
1058                 .num_resources = ARRAY_SIZE(ab8500_debug_resources),
1059                 .resources = ab8500_debug_resources,
1060         },
1061 #endif
1062         {
1063                 .name = "ab8500-sysctrl",
1064                 .of_compatible = "stericsson,ab8500-sysctrl",
1065         },
1066         {
1067                 .name = "ab8500-ext-regulator",
1068                 .of_compatible = "stericsson,ab8500-ext-regulator",
1069         },
1070         {
1071                 .name = "ab8500-regulator",
1072                 .of_compatible = "stericsson,ab8500-regulator",
1073         },
1074         {
1075                 .name = "abx500-clk",
1076                 .of_compatible = "stericsson,abx500-clk",
1077         },
1078         {
1079                 .name = "ab8500-gpadc",
1080                 .of_compatible = "stericsson,ab8500-gpadc",
1081                 .num_resources = ARRAY_SIZE(ab8500_gpadc_resources),
1082                 .resources = ab8500_gpadc_resources,
1083         },
1084         {
1085                 .name = "ab8500-rtc",
1086                 .of_compatible = "stericsson,ab8500-rtc",
1087                 .num_resources = ARRAY_SIZE(ab8500_rtc_resources),
1088                 .resources = ab8500_rtc_resources,
1089         },
1090         {
1091                 .name = "ab8500-acc-det",
1092                 .of_compatible = "stericsson,ab8500-acc-det",
1093                 .num_resources = ARRAY_SIZE(ab8500_av_acc_detect_resources),
1094                 .resources = ab8500_av_acc_detect_resources,
1095         },
1096         {
1097 
1098                 .name = "ab8500-poweron-key",
1099                 .of_compatible = "stericsson,ab8500-poweron-key",
1100                 .num_resources = ARRAY_SIZE(ab8500_poweronkey_db_resources),
1101                 .resources = ab8500_poweronkey_db_resources,
1102         },
1103         {
1104                 .name = "ab8500-pwm",
1105                 .of_compatible = "stericsson,ab8500-pwm",
1106                 .id = 1,
1107         },
1108         {
1109                 .name = "ab8500-pwm",
1110                 .of_compatible = "stericsson,ab8500-pwm",
1111                 .id = 2,
1112         },
1113         {
1114                 .name = "ab8500-pwm",
1115                 .of_compatible = "stericsson,ab8500-pwm",
1116                 .id = 3,
1117         },
1118         {
1119                 .name = "ab8500-denc",
1120                 .of_compatible = "stericsson,ab8500-denc",
1121         },
1122         {
1123                 .name = "pinctrl-ab8500",
1124                 .of_compatible = "stericsson,ab8500-gpio",
1125         },
1126         {
1127                 .name = "abx500-temp",
1128                 .of_compatible = "stericsson,abx500-temp",
1129                 .num_resources = ARRAY_SIZE(ab8500_temp_resources),
1130                 .resources = ab8500_temp_resources,
1131         },
1132         {
1133                 .name = "ab8500-usb",
1134                 .of_compatible = "stericsson,ab8500-usb",
1135                 .num_resources = ARRAY_SIZE(ab8500_usb_resources),
1136                 .resources = ab8500_usb_resources,
1137         },
1138         {
1139                 .name = "ab8500-codec",
1140                 .of_compatible = "stericsson,ab8500-codec",
1141         },
1142 };
1143 
1144 static const struct mfd_cell ab9540_devs[] = {
1145 #ifdef CONFIG_DEBUG_FS
1146         {
1147                 .name = "ab8500-debug",
1148                 .num_resources = ARRAY_SIZE(ab8500_debug_resources),
1149                 .resources = ab8500_debug_resources,
1150         },
1151 #endif
1152         {
1153                 .name = "ab8500-sysctrl",
1154         },
1155         {
1156                 .name = "ab8500-ext-regulator",
1157         },
1158         {
1159                 .name = "ab8500-regulator",
1160         },
1161         {
1162                 .name = "abx500-clk",
1163                 .of_compatible = "stericsson,abx500-clk",
1164         },
1165         {
1166                 .name = "ab8500-gpadc",
1167                 .of_compatible = "stericsson,ab8500-gpadc",
1168                 .num_resources = ARRAY_SIZE(ab8500_gpadc_resources),
1169                 .resources = ab8500_gpadc_resources,
1170         },
1171         {
1172                 .name = "ab8500-rtc",
1173                 .num_resources = ARRAY_SIZE(ab8500_rtc_resources),
1174                 .resources = ab8500_rtc_resources,
1175         },
1176         {
1177                 .name = "ab8500-acc-det",
1178                 .num_resources = ARRAY_SIZE(ab8500_av_acc_detect_resources),
1179                 .resources = ab8500_av_acc_detect_resources,
1180         },
1181         {
1182                 .name = "ab8500-poweron-key",
1183                 .num_resources = ARRAY_SIZE(ab8500_poweronkey_db_resources),
1184                 .resources = ab8500_poweronkey_db_resources,
1185         },
1186         {
1187                 .name = "ab8500-pwm",
1188                 .id = 1,
1189         },
1190         {
1191                 .name = "abx500-temp",
1192                 .num_resources = ARRAY_SIZE(ab8500_temp_resources),
1193                 .resources = ab8500_temp_resources,
1194         },
1195         {
1196                 .name = "pinctrl-ab9540",
1197                 .of_compatible = "stericsson,ab9540-gpio",
1198         },
1199         {
1200                 .name = "ab9540-usb",
1201                 .num_resources = ARRAY_SIZE(ab8500_usb_resources),
1202                 .resources = ab8500_usb_resources,
1203         },
1204         {
1205                 .name = "ab9540-codec",
1206         },
1207         {
1208                 .name = "ab-iddet",
1209                 .num_resources = ARRAY_SIZE(ab8505_iddet_resources),
1210                 .resources = ab8505_iddet_resources,
1211         },
1212 };
1213 
1214 /* Device list for ab8505  */
1215 static const struct mfd_cell ab8505_devs[] = {
1216 #ifdef CONFIG_DEBUG_FS
1217         {
1218                 .name = "ab8500-debug",
1219                 .num_resources = ARRAY_SIZE(ab8500_debug_resources),
1220                 .resources = ab8500_debug_resources,
1221         },
1222 #endif
1223         {
1224                 .name = "ab8500-sysctrl",
1225         },
1226         {
1227                 .name = "ab8500-regulator",
1228         },
1229         {
1230                 .name = "abx500-clk",
1231                 .of_compatible = "stericsson,abx500-clk",
1232         },
1233         {
1234                 .name = "ab8500-gpadc",
1235                 .of_compatible = "stericsson,ab8500-gpadc",
1236                 .num_resources = ARRAY_SIZE(ab8505_gpadc_resources),
1237                 .resources = ab8505_gpadc_resources,
1238         },
1239         {
1240                 .name = "ab8500-rtc",
1241                 .num_resources = ARRAY_SIZE(ab8500_rtc_resources),
1242                 .resources = ab8500_rtc_resources,
1243         },
1244         {
1245                 .name = "ab8500-acc-det",
1246                 .num_resources = ARRAY_SIZE(ab8500_av_acc_detect_resources),
1247                 .resources = ab8500_av_acc_detect_resources,
1248         },
1249         {
1250                 .name = "ab8500-poweron-key",
1251                 .num_resources = ARRAY_SIZE(ab8500_poweronkey_db_resources),
1252                 .resources = ab8500_poweronkey_db_resources,
1253         },
1254         {
1255                 .name = "ab8500-pwm",
1256                 .id = 1,
1257         },
1258         {
1259                 .name = "pinctrl-ab8505",
1260         },
1261         {
1262                 .name = "ab8500-usb",
1263                 .num_resources = ARRAY_SIZE(ab8500_usb_resources),
1264                 .resources = ab8500_usb_resources,
1265         },
1266         {
1267                 .name = "ab8500-codec",
1268         },
1269         {
1270                 .name = "ab-iddet",
1271                 .num_resources = ARRAY_SIZE(ab8505_iddet_resources),
1272                 .resources = ab8505_iddet_resources,
1273         },
1274 };
1275 
1276 static const struct mfd_cell ab8540_devs[] = {
1277 #ifdef CONFIG_DEBUG_FS
1278         {
1279                 .name = "ab8500-debug",
1280                 .num_resources = ARRAY_SIZE(ab8500_debug_resources),
1281                 .resources = ab8500_debug_resources,
1282         },
1283 #endif
1284         {
1285                 .name = "ab8500-sysctrl",
1286         },
1287         {
1288                 .name = "ab8500-ext-regulator",
1289         },
1290         {
1291                 .name = "ab8500-regulator",
1292         },
1293         {
1294                 .name = "abx500-clk",
1295                 .of_compatible = "stericsson,abx500-clk",
1296         },
1297         {
1298                 .name = "ab8500-gpadc",
1299                 .of_compatible = "stericsson,ab8500-gpadc",
1300                 .num_resources = ARRAY_SIZE(ab8505_gpadc_resources),
1301                 .resources = ab8505_gpadc_resources,
1302         },
1303         {
1304                 .name = "ab8500-acc-det",
1305                 .num_resources = ARRAY_SIZE(ab8500_av_acc_detect_resources),
1306                 .resources = ab8500_av_acc_detect_resources,
1307         },
1308         {
1309                 .name = "ab8500-poweron-key",
1310                 .num_resources = ARRAY_SIZE(ab8500_poweronkey_db_resources),
1311                 .resources = ab8500_poweronkey_db_resources,
1312         },
1313         {
1314                 .name = "ab8500-pwm",
1315                 .id = 1,
1316         },
1317         {
1318                 .name = "abx500-temp",
1319                 .num_resources = ARRAY_SIZE(ab8500_temp_resources),
1320                 .resources = ab8500_temp_resources,
1321         },
1322         {
1323                 .name = "pinctrl-ab8540",
1324         },
1325         {
1326                 .name = "ab8540-usb",
1327                 .num_resources = ARRAY_SIZE(ab8500_usb_resources),
1328                 .resources = ab8500_usb_resources,
1329         },
1330         {
1331                 .name = "ab8540-codec",
1332         },
1333         {
1334                 .name = "ab-iddet",
1335                 .num_resources = ARRAY_SIZE(ab8505_iddet_resources),
1336                 .resources = ab8505_iddet_resources,
1337         },
1338 };
1339 
1340 static const struct mfd_cell ab8540_cut1_devs[] = {
1341         {
1342                 .name = "ab8500-rtc",
1343                 .of_compatible = "stericsson,ab8500-rtc",
1344                 .num_resources = ARRAY_SIZE(ab8500_rtc_resources),
1345                 .resources = ab8500_rtc_resources,
1346         },
1347 };
1348 
1349 static const struct mfd_cell ab8540_cut2_devs[] = {
1350         {
1351                 .name = "ab8540-rtc",
1352                 .of_compatible = "stericsson,ab8540-rtc",
1353                 .num_resources = ARRAY_SIZE(ab8540_rtc_resources),
1354                 .resources = ab8540_rtc_resources,
1355         },
1356 };
1357 
1358 static ssize_t show_chip_id(struct device *dev,
1359                                 struct device_attribute *attr, char *buf)
1360 {
1361         struct ab8500 *ab8500;
1362 
1363         ab8500 = dev_get_drvdata(dev);
1364 
1365         return sprintf(buf, "%#x\n", ab8500 ? ab8500->chip_id : -EINVAL);
1366 }
1367 
1368 /*
1369  * ab8500 has switched off due to (SWITCH_OFF_STATUS):
1370  * 0x01 Swoff bit programming
1371  * 0x02 Thermal protection activation
1372  * 0x04 Vbat lower then BattOk falling threshold
1373  * 0x08 Watchdog expired
1374  * 0x10 Non presence of 32kHz clock
1375  * 0x20 Battery level lower than power on reset threshold
1376  * 0x40 Power on key 1 pressed longer than 10 seconds
1377  * 0x80 DB8500 thermal shutdown
1378  */
1379 static ssize_t show_switch_off_status(struct device *dev,
1380                                 struct device_attribute *attr, char *buf)
1381 {
1382         int ret;
1383         u8 value;
1384         struct ab8500 *ab8500;
1385 
1386         ab8500 = dev_get_drvdata(dev);
1387         ret = get_register_interruptible(ab8500, AB8500_RTC,
1388                 AB8500_SWITCH_OFF_STATUS, &value);
1389         if (ret < 0)
1390                 return ret;
1391         return sprintf(buf, "%#x\n", value);
1392 }
1393 
1394 /* use mask and set to override the register turn_on_stat value */
1395 void ab8500_override_turn_on_stat(u8 mask, u8 set)
1396 {
1397         spin_lock(&on_stat_lock);
1398         turn_on_stat_mask = mask;
1399         turn_on_stat_set = set;
1400         spin_unlock(&on_stat_lock);
1401 }
1402 
1403 /*
1404  * ab8500 has turned on due to (TURN_ON_STATUS):
1405  * 0x01 PORnVbat
1406  * 0x02 PonKey1dbF
1407  * 0x04 PonKey2dbF
1408  * 0x08 RTCAlarm
1409  * 0x10 MainChDet
1410  * 0x20 VbusDet
1411  * 0x40 UsbIDDetect
1412  * 0x80 Reserved
1413  */
1414 static ssize_t show_turn_on_status(struct device *dev,
1415                                 struct device_attribute *attr, char *buf)
1416 {
1417         int ret;
1418         u8 value;
1419         struct ab8500 *ab8500;
1420 
1421         ab8500 = dev_get_drvdata(dev);
1422         ret = get_register_interruptible(ab8500, AB8500_SYS_CTRL1_BLOCK,
1423                 AB8500_TURN_ON_STATUS, &value);
1424         if (ret < 0)
1425                 return ret;
1426 
1427         /*
1428          * In L9540, turn_on_status register is not updated correctly if
1429          * the device is rebooted with AC/USB charger connected. Due to
1430          * this, the device boots android instead of entering into charge
1431          * only mode. Read the AC/USB status register to detect the charger
1432          * presence and update the turn on status manually.
1433          */
1434         if (is_ab9540(ab8500)) {
1435                 spin_lock(&on_stat_lock);
1436                 value = (value & turn_on_stat_mask) | turn_on_stat_set;
1437                 spin_unlock(&on_stat_lock);
1438         }
1439 
1440         return sprintf(buf, "%#x\n", value);
1441 }
1442 
1443 static ssize_t show_turn_on_status_2(struct device *dev,
1444                                 struct device_attribute *attr, char *buf)
1445 {
1446         int ret;
1447         u8 value;
1448         struct ab8500 *ab8500;
1449 
1450         ab8500 = dev_get_drvdata(dev);
1451         ret = get_register_interruptible(ab8500, AB8500_SYS_CTRL1_BLOCK,
1452                 AB8505_TURN_ON_STATUS_2, &value);
1453         if (ret < 0)
1454                 return ret;
1455         return sprintf(buf, "%#x\n", (value & 0x1));
1456 }
1457 
1458 static ssize_t show_ab9540_dbbrstn(struct device *dev,
1459                                 struct device_attribute *attr, char *buf)
1460 {
1461         struct ab8500 *ab8500;
1462         int ret;
1463         u8 value;
1464 
1465         ab8500 = dev_get_drvdata(dev);
1466 
1467         ret = get_register_interruptible(ab8500, AB8500_REGU_CTRL2,
1468                 AB9540_MODEM_CTRL2_REG, &value);
1469         if (ret < 0)
1470                 return ret;
1471 
1472         return sprintf(buf, "%d\n",
1473                         (value & AB9540_MODEM_CTRL2_SWDBBRSTN_BIT) ? 1 : 0);
1474 }
1475 
1476 static ssize_t store_ab9540_dbbrstn(struct device *dev,
1477         struct device_attribute *attr, const char *buf, size_t count)
1478 {
1479         struct ab8500 *ab8500;
1480         int ret = count;
1481         int err;
1482         u8 bitvalues;
1483 
1484         ab8500 = dev_get_drvdata(dev);
1485 
1486         if (count > 0) {
1487                 switch (buf[0]) {
1488                 case '':
1489                         bitvalues = 0;
1490                         break;
1491                 case '1':
1492                         bitvalues = AB9540_MODEM_CTRL2_SWDBBRSTN_BIT;
1493                         break;
1494                 default:
1495                         goto exit;
1496                 }
1497 
1498                 err = mask_and_set_register_interruptible(ab8500,
1499                         AB8500_REGU_CTRL2, AB9540_MODEM_CTRL2_REG,
1500                         AB9540_MODEM_CTRL2_SWDBBRSTN_BIT, bitvalues);
1501                 if (err)
1502                         dev_info(ab8500->dev,
1503                                 "Failed to set DBBRSTN %c, err %#x\n",
1504                                 buf[0], err);
1505         }
1506 
1507 exit:
1508         return ret;
1509 }
1510 
1511 static DEVICE_ATTR(chip_id, S_IRUGO, show_chip_id, NULL);
1512 static DEVICE_ATTR(switch_off_status, S_IRUGO, show_switch_off_status, NULL);
1513 static DEVICE_ATTR(turn_on_status, S_IRUGO, show_turn_on_status, NULL);
1514 static DEVICE_ATTR(turn_on_status_2, S_IRUGO, show_turn_on_status_2, NULL);
1515 static DEVICE_ATTR(dbbrstn, S_IRUGO | S_IWUSR,
1516                         show_ab9540_dbbrstn, store_ab9540_dbbrstn);
1517 
1518 static struct attribute *ab8500_sysfs_entries[] = {
1519         &dev_attr_chip_id.attr,
1520         &dev_attr_switch_off_status.attr,
1521         &dev_attr_turn_on_status.attr,
1522         NULL,
1523 };
1524 
1525 static struct attribute *ab8505_sysfs_entries[] = {
1526         &dev_attr_turn_on_status_2.attr,
1527         NULL,
1528 };
1529 
1530 static struct attribute *ab9540_sysfs_entries[] = {
1531         &dev_attr_chip_id.attr,
1532         &dev_attr_switch_off_status.attr,
1533         &dev_attr_turn_on_status.attr,
1534         &dev_attr_dbbrstn.attr,
1535         NULL,
1536 };
1537 
1538 static struct attribute_group ab8500_attr_group = {
1539         .attrs  = ab8500_sysfs_entries,
1540 };
1541 
1542 static struct attribute_group ab8505_attr_group = {
1543         .attrs  = ab8505_sysfs_entries,
1544 };
1545 
1546 static struct attribute_group ab9540_attr_group = {
1547         .attrs  = ab9540_sysfs_entries,
1548 };
1549 
1550 static int ab8500_probe(struct platform_device *pdev)
1551 {
1552         static const char *switch_off_status[] = {
1553                 "Swoff bit programming",
1554                 "Thermal protection activation",
1555                 "Vbat lower then BattOk falling threshold",
1556                 "Watchdog expired",
1557                 "Non presence of 32kHz clock",
1558                 "Battery level lower than power on reset threshold",
1559                 "Power on key 1 pressed longer than 10 seconds",
1560                 "DB8500 thermal shutdown"};
1561         static const char *turn_on_status[] = {
1562                 "Battery rising (Vbat)",
1563                 "Power On Key 1 dbF",
1564                 "Power On Key 2 dbF",
1565                 "RTC Alarm",
1566                 "Main Charger Detect",
1567                 "Vbus Detect (USB)",
1568                 "USB ID Detect",
1569                 "UART Factory Mode Detect"};
1570         struct ab8500_platform_data *plat = dev_get_platdata(&pdev->dev);
1571         const struct platform_device_id *platid = platform_get_device_id(pdev);
1572         enum ab8500_version version = AB8500_VERSION_UNDEFINED;
1573         struct device_node *np = pdev->dev.of_node;
1574         struct ab8500 *ab8500;
1575         struct resource *resource;
1576         int ret;
1577         int i;
1578         u8 value;
1579 
1580         ab8500 = devm_kzalloc(&pdev->dev, sizeof(*ab8500), GFP_KERNEL);
1581         if (!ab8500)
1582                 return -ENOMEM;
1583 
1584         ab8500->dev = &pdev->dev;
1585 
1586         resource = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
1587         if (!resource) {
1588                 dev_err(&pdev->dev, "no IRQ resource\n");
1589                 return -ENODEV;
1590         }
1591 
1592         ab8500->irq = resource->start;
1593 
1594         ab8500->read = ab8500_prcmu_read;
1595         ab8500->write = ab8500_prcmu_write;
1596         ab8500->write_masked = ab8500_prcmu_write_masked;
1597 
1598         mutex_init(&ab8500->lock);
1599         mutex_init(&ab8500->irq_lock);
1600         atomic_set(&ab8500->transfer_ongoing, 0);
1601 
1602         platform_set_drvdata(pdev, ab8500);
1603 
1604         if (platid)
1605                 version = platid->driver_data;
1606 
1607         if (version != AB8500_VERSION_UNDEFINED)
1608                 ab8500->version = version;
1609         else {
1610                 ret = get_register_interruptible(ab8500, AB8500_MISC,
1611                         AB8500_IC_NAME_REG, &value);
1612                 if (ret < 0) {
1613                         dev_err(&pdev->dev, "could not probe HW\n");
1614                         return ret;
1615                 }
1616 
1617                 ab8500->version = value;
1618         }
1619 
1620         ret = get_register_interruptible(ab8500, AB8500_MISC,
1621                 AB8500_REV_REG, &value);
1622         if (ret < 0)
1623                 return ret;
1624 
1625         ab8500->chip_id = value;
1626 
1627         dev_info(ab8500->dev, "detected chip, %s rev. %1x.%1x\n",
1628                         ab8500_version_str[ab8500->version],
1629                         ab8500->chip_id >> 4,
1630                         ab8500->chip_id & 0x0F);
1631 
1632         /* Configure AB8540 */
1633         if (is_ab8540(ab8500)) {
1634                 ab8500->mask_size = AB8540_NUM_IRQ_REGS;
1635                 ab8500->irq_reg_offset = ab8540_irq_regoffset;
1636                 ab8500->it_latchhier_num = AB8540_IT_LATCHHIER_NUM;
1637         } /* Configure AB8500 or AB9540 IRQ */
1638         else if (is_ab9540(ab8500) || is_ab8505(ab8500)) {
1639                 ab8500->mask_size = AB9540_NUM_IRQ_REGS;
1640                 ab8500->irq_reg_offset = ab9540_irq_regoffset;
1641                 ab8500->it_latchhier_num = AB8500_IT_LATCHHIER_NUM;
1642         } else {
1643                 ab8500->mask_size = AB8500_NUM_IRQ_REGS;
1644                 ab8500->irq_reg_offset = ab8500_irq_regoffset;
1645                 ab8500->it_latchhier_num = AB8500_IT_LATCHHIER_NUM;
1646         }
1647         ab8500->mask = devm_kzalloc(&pdev->dev, ab8500->mask_size,
1648                                     GFP_KERNEL);
1649         if (!ab8500->mask)
1650                 return -ENOMEM;
1651         ab8500->oldmask = devm_kzalloc(&pdev->dev, ab8500->mask_size,
1652                                        GFP_KERNEL);
1653         if (!ab8500->oldmask)
1654                 return -ENOMEM;
1655 
1656         /*
1657          * ab8500 has switched off due to (SWITCH_OFF_STATUS):
1658          * 0x01 Swoff bit programming
1659          * 0x02 Thermal protection activation
1660          * 0x04 Vbat lower then BattOk falling threshold
1661          * 0x08 Watchdog expired
1662          * 0x10 Non presence of 32kHz clock
1663          * 0x20 Battery level lower than power on reset threshold
1664          * 0x40 Power on key 1 pressed longer than 10 seconds
1665          * 0x80 DB8500 thermal shutdown
1666          */
1667 
1668         ret = get_register_interruptible(ab8500, AB8500_RTC,
1669                 AB8500_SWITCH_OFF_STATUS, &value);
1670         if (ret < 0)
1671                 return ret;
1672         dev_info(ab8500->dev, "switch off cause(s) (%#x): ", value);
1673 
1674         if (value) {
1675                 for (i = 0; i < ARRAY_SIZE(switch_off_status); i++) {
1676                         if (value & 1)
1677                                 pr_cont(" \"%s\"", switch_off_status[i]);
1678                         value = value >> 1;
1679 
1680                 }
1681                 pr_cont("\n");
1682         } else {
1683                 pr_cont(" None\n");
1684         }
1685         ret = get_register_interruptible(ab8500, AB8500_SYS_CTRL1_BLOCK,
1686                 AB8500_TURN_ON_STATUS, &value);
1687         if (ret < 0)
1688                 return ret;
1689         dev_info(ab8500->dev, "turn on reason(s) (%#x): ", value);
1690 
1691         if (value) {
1692                 for (i = 0; i < ARRAY_SIZE(turn_on_status); i++) {
1693                         if (value & 1)
1694                                 pr_cont("\"%s\" ", turn_on_status[i]);
1695                         value = value >> 1;
1696                 }
1697                 pr_cont("\n");
1698         } else {
1699                 pr_cont("None\n");
1700         }
1701 
1702         if (plat && plat->init)
1703                 plat->init(ab8500);
1704 
1705         if (is_ab9540(ab8500)) {
1706                 ret = get_register_interruptible(ab8500, AB8500_CHARGER,
1707                         AB8500_CH_USBCH_STAT1_REG, &value);
1708                 if (ret < 0)
1709                         return ret;
1710                 if ((value & VBUS_DET_DBNC1) && (value & VBUS_DET_DBNC100))
1711                         ab8500_override_turn_on_stat(~AB8500_POW_KEY_1_ON,
1712                                                      AB8500_VBUS_DET);
1713         }
1714 
1715         /* Clear and mask all interrupts */
1716         for (i = 0; i < ab8500->mask_size; i++) {
1717                 /*
1718                  * Interrupt register 12 doesn't exist prior to AB8500 version
1719                  * 2.0
1720                  */
1721                 if (ab8500->irq_reg_offset[i] == 11 &&
1722                                 is_ab8500_1p1_or_earlier(ab8500))
1723                         continue;
1724 
1725                 if (ab8500->irq_reg_offset[i] < 0)
1726                         continue;
1727 
1728                 get_register_interruptible(ab8500, AB8500_INTERRUPT,
1729                         AB8500_IT_LATCH1_REG + ab8500->irq_reg_offset[i],
1730                         &value);
1731                 set_register_interruptible(ab8500, AB8500_INTERRUPT,
1732                         AB8500_IT_MASK1_REG + ab8500->irq_reg_offset[i], 0xff);
1733         }
1734 
1735         ret = abx500_register_ops(ab8500->dev, &ab8500_ops);
1736         if (ret)
1737                 return ret;
1738 
1739         for (i = 0; i < ab8500->mask_size; i++)
1740                 ab8500->mask[i] = ab8500->oldmask[i] = 0xff;
1741 
1742         ret = ab8500_irq_init(ab8500, np);
1743         if (ret)
1744                 return ret;
1745 
1746         ret = devm_request_threaded_irq(&pdev->dev, ab8500->irq, NULL,
1747                         ab8500_hierarchical_irq,
1748                         IRQF_ONESHOT | IRQF_NO_SUSPEND,
1749                         "ab8500", ab8500);
1750         if (ret)
1751                 return ret;
1752 
1753 #ifdef CONFIG_DEBUG_FS
1754         /* Pass to debugfs */
1755         ab8500_debug_resources[0].start = ab8500->irq;
1756         ab8500_debug_resources[0].end = ab8500->irq;
1757 #endif
1758 
1759         if (is_ab9540(ab8500))
1760                 ret = mfd_add_devices(ab8500->dev, 0, ab9540_devs,
1761                                 ARRAY_SIZE(ab9540_devs), NULL,
1762                                 0, ab8500->domain);
1763         else if (is_ab8540(ab8500)) {
1764                 ret = mfd_add_devices(ab8500->dev, 0, ab8540_devs,
1765                               ARRAY_SIZE(ab8540_devs), NULL,
1766                               0, ab8500->domain);
1767                 if (ret)
1768                         return ret;
1769 
1770                 if (is_ab8540_1p2_or_earlier(ab8500))
1771                         ret = mfd_add_devices(ab8500->dev, 0, ab8540_cut1_devs,
1772                               ARRAY_SIZE(ab8540_cut1_devs), NULL,
1773                               0, ab8500->domain);
1774                 else /* ab8540 >= cut2 */
1775                         ret = mfd_add_devices(ab8500->dev, 0, ab8540_cut2_devs,
1776                               ARRAY_SIZE(ab8540_cut2_devs), NULL,
1777                               0, ab8500->domain);
1778         } else if (is_ab8505(ab8500))
1779                 ret = mfd_add_devices(ab8500->dev, 0, ab8505_devs,
1780                               ARRAY_SIZE(ab8505_devs), NULL,
1781                               0, ab8500->domain);
1782         else
1783                 ret = mfd_add_devices(ab8500->dev, 0, ab8500_devs,
1784                                 ARRAY_SIZE(ab8500_devs), NULL,
1785                                 0, ab8500->domain);
1786         if (ret)
1787                 return ret;
1788 
1789         if (!no_bm) {
1790                 /* Add battery management devices */
1791                 ret = mfd_add_devices(ab8500->dev, 0, ab8500_bm_devs,
1792                                       ARRAY_SIZE(ab8500_bm_devs), NULL,
1793                                       0, ab8500->domain);
1794                 if (ret)
1795                         dev_err(ab8500->dev, "error adding bm devices\n");
1796         }
1797 
1798         if (((is_ab8505(ab8500) || is_ab9540(ab8500)) &&
1799                         ab8500->chip_id >= AB8500_CUT2P0) || is_ab8540(ab8500))
1800                 ret = sysfs_create_group(&ab8500->dev->kobj,
1801                                         &ab9540_attr_group);
1802         else
1803                 ret = sysfs_create_group(&ab8500->dev->kobj,
1804                                         &ab8500_attr_group);
1805 
1806         if ((is_ab8505(ab8500) || is_ab9540(ab8500)) &&
1807                         ab8500->chip_id >= AB8500_CUT2P0)
1808                 ret = sysfs_create_group(&ab8500->dev->kobj,
1809                                          &ab8505_attr_group);
1810 
1811         if (ret)
1812                 dev_err(ab8500->dev, "error creating sysfs entries\n");
1813 
1814         return ret;
1815 }
1816 
1817 static int ab8500_remove(struct platform_device *pdev)
1818 {
1819         struct ab8500 *ab8500 = platform_get_drvdata(pdev);
1820 
1821         if (((is_ab8505(ab8500) || is_ab9540(ab8500)) &&
1822                         ab8500->chip_id >= AB8500_CUT2P0) || is_ab8540(ab8500))
1823                 sysfs_remove_group(&ab8500->dev->kobj, &ab9540_attr_group);
1824         else
1825                 sysfs_remove_group(&ab8500->dev->kobj, &ab8500_attr_group);
1826 
1827         if ((is_ab8505(ab8500) || is_ab9540(ab8500)) &&
1828                         ab8500->chip_id >= AB8500_CUT2P0)
1829                 sysfs_remove_group(&ab8500->dev->kobj, &ab8505_attr_group);
1830 
1831         mfd_remove_devices(ab8500->dev);
1832 
1833         return 0;
1834 }
1835 
1836 static const struct platform_device_id ab8500_id[] = {
1837         { "ab8500-core", AB8500_VERSION_AB8500 },
1838         { "ab8505-i2c", AB8500_VERSION_AB8505 },
1839         { "ab9540-i2c", AB8500_VERSION_AB9540 },
1840         { "ab8540-i2c", AB8500_VERSION_AB8540 },
1841         { }
1842 };
1843 
1844 static struct platform_driver ab8500_core_driver = {
1845         .driver = {
1846                 .name = "ab8500-core",
1847         },
1848         .probe  = ab8500_probe,
1849         .remove = ab8500_remove,
1850         .id_table = ab8500_id,
1851 };
1852 
1853 static int __init ab8500_core_init(void)
1854 {
1855         return platform_driver_register(&ab8500_core_driver);
1856 }
1857 
1858 static void __exit ab8500_core_exit(void)
1859 {
1860         platform_driver_unregister(&ab8500_core_driver);
1861 }
1862 core_initcall(ab8500_core_init);
1863 module_exit(ab8500_core_exit);
1864 
1865 MODULE_AUTHOR("Mattias Wallin, Srinidhi Kasagar, Rabin Vincent");
1866 MODULE_DESCRIPTION("AB8500 MFD core");
1867 MODULE_LICENSE("GPL v2");
1868 

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