mfd: Use completion interrupt for WM835x AUXADC
[linux-2.6.git] / include / linux / mfd / wm8350 / core.h
1 /*
2  * core.h  --  Core Driver for Wolfson WM8350 PMIC
3  *
4  * Copyright 2007 Wolfson Microelectronics PLC
5  *
6  *  This program is free software; you can redistribute  it and/or modify it
7  *  under  the terms of  the GNU General  Public License as published by the
8  *  Free Software Foundation;  either version 2 of the  License, or (at your
9  *  option) any later version.
10  *
11  */
12
13 #ifndef __LINUX_MFD_WM8350_CORE_H_
14 #define __LINUX_MFD_WM8350_CORE_H_
15
16 #include <linux/kernel.h>
17 #include <linux/mutex.h>
18 #include <linux/interrupt.h>
19 #include <linux/completion.h>
20
21 #include <linux/mfd/wm8350/audio.h>
22 #include <linux/mfd/wm8350/gpio.h>
23 #include <linux/mfd/wm8350/pmic.h>
24 #include <linux/mfd/wm8350/rtc.h>
25 #include <linux/mfd/wm8350/supply.h>
26 #include <linux/mfd/wm8350/wdt.h>
27
28 /*
29  * Register values.
30  */
31 #define WM8350_RESET_ID                         0x00
32 #define WM8350_ID                               0x01
33 #define WM8350_REVISION                         0x02
34 #define WM8350_SYSTEM_CONTROL_1                 0x03
35 #define WM8350_SYSTEM_CONTROL_2                 0x04
36 #define WM8350_SYSTEM_HIBERNATE                 0x05
37 #define WM8350_INTERFACE_CONTROL                0x06
38 #define WM8350_POWER_MGMT_1                     0x08
39 #define WM8350_POWER_MGMT_2                     0x09
40 #define WM8350_POWER_MGMT_3                     0x0A
41 #define WM8350_POWER_MGMT_4                     0x0B
42 #define WM8350_POWER_MGMT_5                     0x0C
43 #define WM8350_POWER_MGMT_6                     0x0D
44 #define WM8350_POWER_MGMT_7                     0x0E
45
46 #define WM8350_SYSTEM_INTERRUPTS                0x18
47 #define WM8350_INT_STATUS_1                     0x19
48 #define WM8350_INT_STATUS_2                     0x1A
49 #define WM8350_POWER_UP_INT_STATUS              0x1B
50 #define WM8350_UNDER_VOLTAGE_INT_STATUS         0x1C
51 #define WM8350_OVER_CURRENT_INT_STATUS          0x1D
52 #define WM8350_GPIO_INT_STATUS                  0x1E
53 #define WM8350_COMPARATOR_INT_STATUS            0x1F
54 #define WM8350_SYSTEM_INTERRUPTS_MASK           0x20
55 #define WM8350_INT_STATUS_1_MASK                0x21
56 #define WM8350_INT_STATUS_2_MASK                0x22
57 #define WM8350_POWER_UP_INT_STATUS_MASK         0x23
58 #define WM8350_UNDER_VOLTAGE_INT_STATUS_MASK    0x24
59 #define WM8350_OVER_CURRENT_INT_STATUS_MASK     0x25
60 #define WM8350_GPIO_INT_STATUS_MASK             0x26
61 #define WM8350_COMPARATOR_INT_STATUS_MASK       0x27
62 #define WM8350_CHARGER_OVERRIDES                0xE2
63 #define WM8350_MISC_OVERRIDES                   0xE3
64 #define WM8350_COMPARATOR_OVERRIDES             0xE7
65 #define WM8350_STATE_MACHINE_STATUS             0xE9
66
67 #define WM8350_MAX_REGISTER                     0xFF
68
69 /*
70  * Field Definitions.
71  */
72
73 /*
74  * R0 (0x00) - Reset/ID
75  */
76 #define WM8350_SW_RESET_CHIP_ID_MASK            0xFFFF
77
78 /*
79  * R1 (0x01) - ID
80  */
81 #define WM8350_CHIP_REV_MASK                    0x7000
82 #define WM8350_CONF_STS_MASK                    0x0C00
83 #define WM8350_CUST_ID_MASK                     0x00FF
84
85 /*
86  * R2 (0x02) - Revision
87  */
88 #define WM8350_MASK_REV_MASK                    0x00FF
89
90 /*
91  * R3 (0x03) - System Control 1
92  */
93 #define WM8350_CHIP_ON                          0x8000
94 #define WM8350_POWERCYCLE                       0x2000
95 #define WM8350_VCC_FAULT_OV                     0x1000
96 #define WM8350_REG_RSTB_TIME_MASK               0x0C00
97 #define WM8350_BG_SLEEP                         0x0200
98 #define WM8350_MEM_VALID                        0x0020
99 #define WM8350_CHIP_SET_UP                      0x0010
100 #define WM8350_ON_DEB_T                         0x0008
101 #define WM8350_ON_POL                           0x0002
102 #define WM8350_IRQ_POL                          0x0001
103
104 /*
105  * R4 (0x04) - System Control 2
106  */
107 #define WM8350_USB_SUSPEND_8MA                  0x8000
108 #define WM8350_USB_SUSPEND                      0x4000
109 #define WM8350_USB_MSTR                         0x2000
110 #define WM8350_USB_MSTR_SRC                     0x1000
111 #define WM8350_USB_500MA                        0x0800
112 #define WM8350_USB_NOLIM                        0x0400
113
114 /*
115  * R5 (0x05) - System Hibernate
116  */
117 #define WM8350_HIBERNATE                        0x8000
118 #define WM8350_WDOG_HIB_MODE                    0x0080
119 #define WM8350_REG_HIB_STARTUP_SEQ              0x0040
120 #define WM8350_REG_RESET_HIB_MODE               0x0020
121 #define WM8350_RST_HIB_MODE                     0x0010
122 #define WM8350_IRQ_HIB_MODE                     0x0008
123 #define WM8350_MEMRST_HIB_MODE                  0x0004
124 #define WM8350_PCCOMP_HIB_MODE                  0x0002
125 #define WM8350_TEMPMON_HIB_MODE                 0x0001
126
127 /*
128  * R6 (0x06) - Interface Control
129  */
130 #define WM8350_USE_DEV_PINS                     0x8000
131 #define WM8350_USE_DEV_PINS_MASK                0x8000
132 #define WM8350_USE_DEV_PINS_SHIFT                   15
133 #define WM8350_DEV_ADDR_MASK                    0x6000
134 #define WM8350_DEV_ADDR_SHIFT                       13
135 #define WM8350_CONFIG_DONE                      0x1000
136 #define WM8350_CONFIG_DONE_MASK                 0x1000
137 #define WM8350_CONFIG_DONE_SHIFT                    12
138 #define WM8350_RECONFIG_AT_ON                   0x0800
139 #define WM8350_RECONFIG_AT_ON_MASK              0x0800
140 #define WM8350_RECONFIG_AT_ON_SHIFT                 11
141 #define WM8350_AUTOINC                          0x0200
142 #define WM8350_AUTOINC_MASK                     0x0200
143 #define WM8350_AUTOINC_SHIFT                         9
144 #define WM8350_ARA                              0x0100
145 #define WM8350_ARA_MASK                         0x0100
146 #define WM8350_ARA_SHIFT                             8
147 #define WM8350_SPI_CFG                          0x0008
148 #define WM8350_SPI_CFG_MASK                     0x0008
149 #define WM8350_SPI_CFG_SHIFT                         3
150 #define WM8350_SPI_4WIRE                        0x0004
151 #define WM8350_SPI_4WIRE_MASK                   0x0004
152 #define WM8350_SPI_4WIRE_SHIFT                       2
153 #define WM8350_SPI_3WIRE                        0x0002
154 #define WM8350_SPI_3WIRE_MASK                   0x0002
155 #define WM8350_SPI_3WIRE_SHIFT                       1
156
157 /* Bit values for R06 (0x06) */
158 #define WM8350_USE_DEV_PINS_PRIMARY                  0
159 #define WM8350_USE_DEV_PINS_DEV                      1
160
161 #define WM8350_DEV_ADDR_34                           0
162 #define WM8350_DEV_ADDR_36                           1
163 #define WM8350_DEV_ADDR_3C                           2
164 #define WM8350_DEV_ADDR_3E                           3
165
166 #define WM8350_CONFIG_DONE_OFF                       0
167 #define WM8350_CONFIG_DONE_DONE                      1
168
169 #define WM8350_RECONFIG_AT_ON_OFF                    0
170 #define WM8350_RECONFIG_AT_ON_ON                     1
171
172 #define WM8350_AUTOINC_OFF                           0
173 #define WM8350_AUTOINC_ON                            1
174
175 #define WM8350_ARA_OFF                               0
176 #define WM8350_ARA_ON                                1
177
178 #define WM8350_SPI_CFG_CMOS                          0
179 #define WM8350_SPI_CFG_OD                            1
180
181 #define WM8350_SPI_4WIRE_3WIRE                       0
182 #define WM8350_SPI_4WIRE_4WIRE                       1
183
184 #define WM8350_SPI_3WIRE_I2C                         0
185 #define WM8350_SPI_3WIRE_SPI                         1
186
187 /*
188  * R8 (0x08) - Power mgmt (1)
189  */
190 #define WM8350_CODEC_ISEL_MASK                  0xC000
191 #define WM8350_VBUFEN                           0x2000
192 #define WM8350_OUTPUT_DRAIN_EN                  0x0400
193 #define WM8350_MIC_DET_ENA                      0x0100
194 #define WM8350_BIASEN                           0x0020
195 #define WM8350_MICBEN                           0x0010
196 #define WM8350_VMIDEN                           0x0004
197 #define WM8350_VMID_MASK                        0x0003
198 #define WM8350_VMID_SHIFT                            0
199
200 /*
201  * R9 (0x09) - Power mgmt (2)
202  */
203 #define WM8350_IN3R_ENA                         0x0800
204 #define WM8350_IN3L_ENA                         0x0400
205 #define WM8350_INR_ENA                          0x0200
206 #define WM8350_INL_ENA                          0x0100
207 #define WM8350_MIXINR_ENA                       0x0080
208 #define WM8350_MIXINL_ENA                       0x0040
209 #define WM8350_OUT4_ENA                         0x0020
210 #define WM8350_OUT3_ENA                         0x0010
211 #define WM8350_MIXOUTR_ENA                      0x0002
212 #define WM8350_MIXOUTL_ENA                      0x0001
213
214 /*
215  * R10 (0x0A) - Power mgmt (3)
216  */
217 #define WM8350_IN3R_TO_OUT2R                    0x0080
218 #define WM8350_OUT2R_ENA                        0x0008
219 #define WM8350_OUT2L_ENA                        0x0004
220 #define WM8350_OUT1R_ENA                        0x0002
221 #define WM8350_OUT1L_ENA                        0x0001
222
223 /*
224  * R11 (0x0B) - Power mgmt (4)
225  */
226 #define WM8350_SYSCLK_ENA                       0x4000
227 #define WM8350_ADC_HPF_ENA                      0x2000
228 #define WM8350_FLL_ENA                          0x0800
229 #define WM8350_FLL_OSC_ENA                      0x0400
230 #define WM8350_TOCLK_ENA                        0x0100
231 #define WM8350_DACR_ENA                         0x0020
232 #define WM8350_DACL_ENA                         0x0010
233 #define WM8350_ADCR_ENA                         0x0008
234 #define WM8350_ADCL_ENA                         0x0004
235
236 /*
237  * R12 (0x0C) - Power mgmt (5)
238  */
239 #define WM8350_CODEC_ENA                        0x1000
240 #define WM8350_RTC_TICK_ENA                     0x0800
241 #define WM8350_OSC32K_ENA                       0x0400
242 #define WM8350_CHG_ENA                          0x0200
243 #define WM8350_ACC_DET_ENA                      0x0100
244 #define WM8350_AUXADC_ENA                       0x0080
245 #define WM8350_DCMP4_ENA                        0x0008
246 #define WM8350_DCMP3_ENA                        0x0004
247 #define WM8350_DCMP2_ENA                        0x0002
248 #define WM8350_DCMP1_ENA                        0x0001
249
250 /*
251  * R13 (0x0D) - Power mgmt (6)
252  */
253 #define WM8350_LS_ENA                           0x8000
254 #define WM8350_LDO4_ENA                         0x0800
255 #define WM8350_LDO3_ENA                         0x0400
256 #define WM8350_LDO2_ENA                         0x0200
257 #define WM8350_LDO1_ENA                         0x0100
258 #define WM8350_DC6_ENA                          0x0020
259 #define WM8350_DC5_ENA                          0x0010
260 #define WM8350_DC4_ENA                          0x0008
261 #define WM8350_DC3_ENA                          0x0004
262 #define WM8350_DC2_ENA                          0x0002
263 #define WM8350_DC1_ENA                          0x0001
264
265 /*
266  * R14 (0x0E) - Power mgmt (7)
267  */
268 #define WM8350_CS2_ENA                          0x0002
269 #define WM8350_CS1_ENA                          0x0001
270
271 /*
272  * R24 (0x18) - System Interrupts
273  */
274 #define WM8350_OC_INT                           0x2000
275 #define WM8350_UV_INT                           0x1000
276 #define WM8350_PUTO_INT                         0x0800
277 #define WM8350_CS_INT                           0x0200
278 #define WM8350_EXT_INT                          0x0100
279 #define WM8350_CODEC_INT                        0x0080
280 #define WM8350_GP_INT                           0x0040
281 #define WM8350_AUXADC_INT                       0x0020
282 #define WM8350_RTC_INT                          0x0010
283 #define WM8350_SYS_INT                          0x0008
284 #define WM8350_CHG_INT                          0x0004
285 #define WM8350_USB_INT                          0x0002
286 #define WM8350_WKUP_INT                         0x0001
287
288 /*
289  * R25 (0x19) - Interrupt Status 1
290  */
291 #define WM8350_CHG_BAT_HOT_EINT                 0x8000
292 #define WM8350_CHG_BAT_COLD_EINT                0x4000
293 #define WM8350_CHG_BAT_FAIL_EINT                0x2000
294 #define WM8350_CHG_TO_EINT                      0x1000
295 #define WM8350_CHG_END_EINT                     0x0800
296 #define WM8350_CHG_START_EINT                   0x0400
297 #define WM8350_CHG_FAST_RDY_EINT                0x0200
298 #define WM8350_RTC_PER_EINT                     0x0080
299 #define WM8350_RTC_SEC_EINT                     0x0040
300 #define WM8350_RTC_ALM_EINT                     0x0020
301 #define WM8350_CHG_VBATT_LT_3P9_EINT            0x0004
302 #define WM8350_CHG_VBATT_LT_3P1_EINT            0x0002
303 #define WM8350_CHG_VBATT_LT_2P85_EINT           0x0001
304
305 /*
306  * R26 (0x1A) - Interrupt Status 2
307  */
308 #define WM8350_CS1_EINT                         0x2000
309 #define WM8350_CS2_EINT                         0x1000
310 #define WM8350_USB_LIMIT_EINT                   0x0400
311 #define WM8350_AUXADC_DATARDY_EINT              0x0100
312 #define WM8350_AUXADC_DCOMP4_EINT               0x0080
313 #define WM8350_AUXADC_DCOMP3_EINT               0x0040
314 #define WM8350_AUXADC_DCOMP2_EINT               0x0020
315 #define WM8350_AUXADC_DCOMP1_EINT               0x0010
316 #define WM8350_SYS_HYST_COMP_FAIL_EINT          0x0008
317 #define WM8350_SYS_CHIP_GT115_EINT              0x0004
318 #define WM8350_SYS_CHIP_GT140_EINT              0x0002
319 #define WM8350_SYS_WDOG_TO_EINT                 0x0001
320
321 /*
322  * R27 (0x1B) - Power Up Interrupt Status
323  */
324 #define WM8350_PUTO_LDO4_EINT                   0x0800
325 #define WM8350_PUTO_LDO3_EINT                   0x0400
326 #define WM8350_PUTO_LDO2_EINT                   0x0200
327 #define WM8350_PUTO_LDO1_EINT                   0x0100
328 #define WM8350_PUTO_DC6_EINT                    0x0020
329 #define WM8350_PUTO_DC5_EINT                    0x0010
330 #define WM8350_PUTO_DC4_EINT                    0x0008
331 #define WM8350_PUTO_DC3_EINT                    0x0004
332 #define WM8350_PUTO_DC2_EINT                    0x0002
333 #define WM8350_PUTO_DC1_EINT                    0x0001
334
335 /*
336  * R28 (0x1C) - Under Voltage Interrupt status
337  */
338 #define WM8350_UV_LDO4_EINT                     0x0800
339 #define WM8350_UV_LDO3_EINT                     0x0400
340 #define WM8350_UV_LDO2_EINT                     0x0200
341 #define WM8350_UV_LDO1_EINT                     0x0100
342 #define WM8350_UV_DC6_EINT                      0x0020
343 #define WM8350_UV_DC5_EINT                      0x0010
344 #define WM8350_UV_DC4_EINT                      0x0008
345 #define WM8350_UV_DC3_EINT                      0x0004
346 #define WM8350_UV_DC2_EINT                      0x0002
347 #define WM8350_UV_DC1_EINT                      0x0001
348
349 /*
350  * R29 (0x1D) - Over Current Interrupt status
351  */
352 #define WM8350_OC_LS_EINT                       0x8000
353
354 /*
355  * R30 (0x1E) - GPIO Interrupt Status
356  */
357 #define WM8350_GP12_EINT                        0x1000
358 #define WM8350_GP11_EINT                        0x0800
359 #define WM8350_GP10_EINT                        0x0400
360 #define WM8350_GP9_EINT                         0x0200
361 #define WM8350_GP8_EINT                         0x0100
362 #define WM8350_GP7_EINT                         0x0080
363 #define WM8350_GP6_EINT                         0x0040
364 #define WM8350_GP5_EINT                         0x0020
365 #define WM8350_GP4_EINT                         0x0010
366 #define WM8350_GP3_EINT                         0x0008
367 #define WM8350_GP2_EINT                         0x0004
368 #define WM8350_GP1_EINT                         0x0002
369 #define WM8350_GP0_EINT                         0x0001
370
371 /*
372  * R31 (0x1F) - Comparator Interrupt Status
373  */
374 #define WM8350_EXT_USB_FB_EINT                  0x8000
375 #define WM8350_EXT_WALL_FB_EINT                 0x4000
376 #define WM8350_EXT_BAT_FB_EINT                  0x2000
377 #define WM8350_CODEC_JCK_DET_L_EINT             0x0800
378 #define WM8350_CODEC_JCK_DET_R_EINT             0x0400
379 #define WM8350_CODEC_MICSCD_EINT                0x0200
380 #define WM8350_CODEC_MICD_EINT                  0x0100
381 #define WM8350_WKUP_OFF_STATE_EINT              0x0040
382 #define WM8350_WKUP_HIB_STATE_EINT              0x0020
383 #define WM8350_WKUP_CONV_FAULT_EINT             0x0010
384 #define WM8350_WKUP_WDOG_RST_EINT               0x0008
385 #define WM8350_WKUP_GP_PWR_ON_EINT              0x0004
386 #define WM8350_WKUP_ONKEY_EINT                  0x0002
387 #define WM8350_WKUP_GP_WAKEUP_EINT              0x0001
388
389 /*
390  * R32 (0x20) - System Interrupts Mask
391  */
392 #define WM8350_IM_OC_INT                        0x2000
393 #define WM8350_IM_UV_INT                        0x1000
394 #define WM8350_IM_PUTO_INT                      0x0800
395 #define WM8350_IM_SPARE_INT                     0x0400
396 #define WM8350_IM_CS_INT                        0x0200
397 #define WM8350_IM_EXT_INT                       0x0100
398 #define WM8350_IM_CODEC_INT                     0x0080
399 #define WM8350_IM_GP_INT                        0x0040
400 #define WM8350_IM_AUXADC_INT                    0x0020
401 #define WM8350_IM_RTC_INT                       0x0010
402 #define WM8350_IM_SYS_INT                       0x0008
403 #define WM8350_IM_CHG_INT                       0x0004
404 #define WM8350_IM_USB_INT                       0x0002
405 #define WM8350_IM_WKUP_INT                      0x0001
406
407 /*
408  * R33 (0x21) - Interrupt Status 1 Mask
409  */
410 #define WM8350_IM_CHG_BAT_HOT_EINT              0x8000
411 #define WM8350_IM_CHG_BAT_COLD_EINT             0x4000
412 #define WM8350_IM_CHG_BAT_FAIL_EINT             0x2000
413 #define WM8350_IM_CHG_TO_EINT                   0x1000
414 #define WM8350_IM_CHG_END_EINT                  0x0800
415 #define WM8350_IM_CHG_START_EINT                0x0400
416 #define WM8350_IM_CHG_FAST_RDY_EINT             0x0200
417 #define WM8350_IM_RTC_PER_EINT                  0x0080
418 #define WM8350_IM_RTC_SEC_EINT                  0x0040
419 #define WM8350_IM_RTC_ALM_EINT                  0x0020
420 #define WM8350_IM_CHG_VBATT_LT_3P9_EINT         0x0004
421 #define WM8350_IM_CHG_VBATT_LT_3P1_EINT         0x0002
422 #define WM8350_IM_CHG_VBATT_LT_2P85_EINT        0x0001
423
424 /*
425  * R34 (0x22) - Interrupt Status 2 Mask
426  */
427 #define WM8350_IM_SPARE2_EINT                   0x8000
428 #define WM8350_IM_SPARE1_EINT                   0x4000
429 #define WM8350_IM_CS1_EINT                      0x2000
430 #define WM8350_IM_CS2_EINT                      0x1000
431 #define WM8350_IM_USB_LIMIT_EINT                0x0400
432 #define WM8350_IM_AUXADC_DATARDY_EINT           0x0100
433 #define WM8350_IM_AUXADC_DCOMP4_EINT            0x0080
434 #define WM8350_IM_AUXADC_DCOMP3_EINT            0x0040
435 #define WM8350_IM_AUXADC_DCOMP2_EINT            0x0020
436 #define WM8350_IM_AUXADC_DCOMP1_EINT            0x0010
437 #define WM8350_IM_SYS_HYST_COMP_FAIL_EINT       0x0008
438 #define WM8350_IM_SYS_CHIP_GT115_EINT           0x0004
439 #define WM8350_IM_SYS_CHIP_GT140_EINT           0x0002
440 #define WM8350_IM_SYS_WDOG_TO_EINT              0x0001
441
442 /*
443  * R35 (0x23) - Power Up Interrupt Status Mask
444  */
445 #define WM8350_IM_PUTO_LDO4_EINT                0x0800
446 #define WM8350_IM_PUTO_LDO3_EINT                0x0400
447 #define WM8350_IM_PUTO_LDO2_EINT                0x0200
448 #define WM8350_IM_PUTO_LDO1_EINT                0x0100
449 #define WM8350_IM_PUTO_DC6_EINT                 0x0020
450 #define WM8350_IM_PUTO_DC5_EINT                 0x0010
451 #define WM8350_IM_PUTO_DC4_EINT                 0x0008
452 #define WM8350_IM_PUTO_DC3_EINT                 0x0004
453 #define WM8350_IM_PUTO_DC2_EINT                 0x0002
454 #define WM8350_IM_PUTO_DC1_EINT                 0x0001
455
456 /*
457  * R36 (0x24) - Under Voltage Interrupt status Mask
458  */
459 #define WM8350_IM_UV_LDO4_EINT                  0x0800
460 #define WM8350_IM_UV_LDO3_EINT                  0x0400
461 #define WM8350_IM_UV_LDO2_EINT                  0x0200
462 #define WM8350_IM_UV_LDO1_EINT                  0x0100
463 #define WM8350_IM_UV_DC6_EINT                   0x0020
464 #define WM8350_IM_UV_DC5_EINT                   0x0010
465 #define WM8350_IM_UV_DC4_EINT                   0x0008
466 #define WM8350_IM_UV_DC3_EINT                   0x0004
467 #define WM8350_IM_UV_DC2_EINT                   0x0002
468 #define WM8350_IM_UV_DC1_EINT                   0x0001
469
470 /*
471  * R37 (0x25) - Over Current Interrupt status Mask
472  */
473 #define WM8350_IM_OC_LS_EINT                    0x8000
474
475 /*
476  * R38 (0x26) - GPIO Interrupt Status Mask
477  */
478 #define WM8350_IM_GP12_EINT                     0x1000
479 #define WM8350_IM_GP11_EINT                     0x0800
480 #define WM8350_IM_GP10_EINT                     0x0400
481 #define WM8350_IM_GP9_EINT                      0x0200
482 #define WM8350_IM_GP8_EINT                      0x0100
483 #define WM8350_IM_GP7_EINT                      0x0080
484 #define WM8350_IM_GP6_EINT                      0x0040
485 #define WM8350_IM_GP5_EINT                      0x0020
486 #define WM8350_IM_GP4_EINT                      0x0010
487 #define WM8350_IM_GP3_EINT                      0x0008
488 #define WM8350_IM_GP2_EINT                      0x0004
489 #define WM8350_IM_GP1_EINT                      0x0002
490 #define WM8350_IM_GP0_EINT                      0x0001
491
492 /*
493  * R39 (0x27) - Comparator Interrupt Status Mask
494  */
495 #define WM8350_IM_EXT_USB_FB_EINT               0x8000
496 #define WM8350_IM_EXT_WALL_FB_EINT              0x4000
497 #define WM8350_IM_EXT_BAT_FB_EINT               0x2000
498 #define WM8350_IM_CODEC_JCK_DET_L_EINT          0x0800
499 #define WM8350_IM_CODEC_JCK_DET_R_EINT          0x0400
500 #define WM8350_IM_CODEC_MICSCD_EINT             0x0200
501 #define WM8350_IM_CODEC_MICD_EINT               0x0100
502 #define WM8350_IM_WKUP_OFF_STATE_EINT           0x0040
503 #define WM8350_IM_WKUP_HIB_STATE_EINT           0x0020
504 #define WM8350_IM_WKUP_CONV_FAULT_EINT          0x0010
505 #define WM8350_IM_WKUP_WDOG_RST_EINT            0x0008
506 #define WM8350_IM_WKUP_GP_PWR_ON_EINT           0x0004
507 #define WM8350_IM_WKUP_ONKEY_EINT               0x0002
508 #define WM8350_IM_WKUP_GP_WAKEUP_EINT           0x0001
509
510 /*
511  * R220 (0xDC) - RAM BIST 1
512  */
513 #define WM8350_READ_STATUS                      0x0800
514 #define WM8350_TSTRAM_CLK                       0x0100
515 #define WM8350_TSTRAM_CLK_ENA                   0x0080
516 #define WM8350_STARTSEQ                         0x0040
517 #define WM8350_READ_SRC                         0x0020
518 #define WM8350_COUNT_DIR                        0x0010
519 #define WM8350_TSTRAM_MODE_MASK                 0x000E
520 #define WM8350_TSTRAM_ENA                       0x0001
521
522 /*
523  * R225 (0xE1) - DCDC/LDO status
524  */
525 #define WM8350_LS_STS                           0x8000
526 #define WM8350_LDO4_STS                         0x0800
527 #define WM8350_LDO3_STS                         0x0400
528 #define WM8350_LDO2_STS                         0x0200
529 #define WM8350_LDO1_STS                         0x0100
530 #define WM8350_DC6_STS                          0x0020
531 #define WM8350_DC5_STS                          0x0010
532 #define WM8350_DC4_STS                          0x0008
533 #define WM8350_DC3_STS                          0x0004
534 #define WM8350_DC2_STS                          0x0002
535 #define WM8350_DC1_STS                          0x0001
536
537 /*
538  * R226 (0xE2) - Charger status
539  */
540 #define WM8350_CHG_BATT_HOT_OVRDE               0x8000
541 #define WM8350_CHG_BATT_COLD_OVRDE              0x4000
542
543 /*
544  * R227 (0xE3) - Misc Overrides
545  */
546 #define WM8350_USB_LIMIT_OVRDE                  0x0400
547
548 /*
549  * R227 (0xE7) - Comparator Overrides
550  */
551 #define WM8350_USB_FB_OVRDE                     0x8000
552 #define WM8350_WALL_FB_OVRDE                    0x4000
553 #define WM8350_BATT_FB_OVRDE                    0x2000
554
555
556 /*
557  * R233 (0xE9) - State Machinine Status
558  */
559 #define WM8350_USB_SM_MASK                      0x0700
560 #define WM8350_USB_SM_SHIFT                     8
561
562 #define WM8350_USB_SM_100_SLV   1
563 #define WM8350_USB_SM_500_SLV   5
564 #define WM8350_USB_SM_STDBY_SLV 7
565
566 /* WM8350 wake up conditions */
567 #define WM8350_IRQ_WKUP_OFF_STATE               43
568 #define WM8350_IRQ_WKUP_HIB_STATE               44
569 #define WM8350_IRQ_WKUP_CONV_FAULT              45
570 #define WM8350_IRQ_WKUP_WDOG_RST                46
571 #define WM8350_IRQ_WKUP_GP_PWR_ON               47
572 #define WM8350_IRQ_WKUP_ONKEY                   48
573 #define WM8350_IRQ_WKUP_GP_WAKEUP               49
574
575 /* wm8350 chip revisions */
576 #define WM8350_REV_E                            0x4
577 #define WM8350_REV_F                            0x5
578 #define WM8350_REV_G                            0x6
579 #define WM8350_REV_H                            0x7
580
581 #define WM8350_NUM_IRQ                          63
582
583 #define WM8350_NUM_IRQ_REGS 7
584
585 struct wm8350_reg_access {
586         u16 readable;           /* Mask of readable bits */
587         u16 writable;           /* Mask of writable bits */
588         u16 vol;                /* Mask of volatile bits */
589 };
590 extern const struct wm8350_reg_access wm8350_reg_io_map[];
591 extern const u16 wm8350_mode0_defaults[];
592 extern const u16 wm8350_mode1_defaults[];
593 extern const u16 wm8350_mode2_defaults[];
594 extern const u16 wm8350_mode3_defaults[];
595 extern const u16 wm8351_mode0_defaults[];
596 extern const u16 wm8351_mode1_defaults[];
597 extern const u16 wm8351_mode2_defaults[];
598 extern const u16 wm8351_mode3_defaults[];
599 extern const u16 wm8352_mode0_defaults[];
600 extern const u16 wm8352_mode1_defaults[];
601 extern const u16 wm8352_mode2_defaults[];
602 extern const u16 wm8352_mode3_defaults[];
603
604 struct wm8350;
605
606 struct wm8350_hwmon {
607         struct platform_device *pdev;
608         struct device *classdev;
609 };
610
611 struct wm8350 {
612         struct device *dev;
613
614         /* device IO */
615         union {
616                 struct i2c_client *i2c_client;
617                 struct spi_device *spi_device;
618         };
619         int (*read_dev)(struct wm8350 *wm8350, char reg, int size, void *dest);
620         int (*write_dev)(struct wm8350 *wm8350, char reg, int size,
621                          void *src);
622         u16 *reg_cache;
623
624         struct mutex auxadc_mutex;
625         struct completion auxadc_done;
626
627         /* Interrupt handling */
628         struct mutex irq_lock;
629         int chip_irq;
630         int irq_base;
631         u16 irq_masks[WM8350_NUM_IRQ_REGS];
632
633         /* Client devices */
634         struct wm8350_codec codec;
635         struct wm8350_gpio gpio;
636         struct wm8350_hwmon hwmon;
637         struct wm8350_pmic pmic;
638         struct wm8350_power power;
639         struct wm8350_rtc rtc;
640         struct wm8350_wdt wdt;
641 };
642
643 /**
644  * Data to be supplied by the platform to initialise the WM8350.
645  *
646  * @init: Function called during driver initialisation.  Should be
647  *        used by the platform to configure GPIO functions and similar.
648  * @irq_high: Set if WM8350 IRQ is active high.
649  * @irq_base: Base IRQ for genirq (not currently used).
650  * @gpio_base: Base for gpiolib.
651  */
652 struct wm8350_platform_data {
653         int (*init)(struct wm8350 *wm8350);
654         int irq_high;
655         int irq_base;
656         int gpio_base;
657 };
658
659
660 /*
661  * WM8350 device initialisation and exit.
662  */
663 int wm8350_device_init(struct wm8350 *wm8350, int irq,
664                        struct wm8350_platform_data *pdata);
665 void wm8350_device_exit(struct wm8350 *wm8350);
666
667 /*
668  * WM8350 device IO
669  */
670 int wm8350_clear_bits(struct wm8350 *wm8350, u16 reg, u16 mask);
671 int wm8350_set_bits(struct wm8350 *wm8350, u16 reg, u16 mask);
672 u16 wm8350_reg_read(struct wm8350 *wm8350, int reg);
673 int wm8350_reg_write(struct wm8350 *wm8350, int reg, u16 val);
674 int wm8350_reg_lock(struct wm8350 *wm8350);
675 int wm8350_reg_unlock(struct wm8350 *wm8350);
676 int wm8350_block_read(struct wm8350 *wm8350, int reg, int size, u16 *dest);
677 int wm8350_block_write(struct wm8350 *wm8350, int reg, int size, u16 *src);
678
679 /*
680  * WM8350 internal interrupts
681  */
682 static inline int wm8350_register_irq(struct wm8350 *wm8350, int irq,
683                                       irq_handler_t handler,
684                                       unsigned long flags,
685                                       const char *name, void *data)
686 {
687         if (!wm8350->irq_base)
688                 return -ENODEV;
689
690         return request_threaded_irq(irq + wm8350->irq_base, NULL,
691                                     handler, flags, name, data);
692 }
693
694 static inline void wm8350_free_irq(struct wm8350 *wm8350, int irq, void *data)
695 {
696         free_irq(irq + wm8350->irq_base, data);
697 }
698
699 static inline void wm8350_mask_irq(struct wm8350 *wm8350, int irq)
700 {
701         disable_irq(irq + wm8350->irq_base);
702 }
703
704 static inline void wm8350_unmask_irq(struct wm8350 *wm8350, int irq)
705 {
706         enable_irq(irq + wm8350->irq_base);
707 }
708
709 int wm8350_irq_init(struct wm8350 *wm8350, int irq,
710                     struct wm8350_platform_data *pdata);
711 int wm8350_irq_exit(struct wm8350 *wm8350);
712
713 #endif