fae08aa654131997c5b4ea1a43dba3b81f634627
[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
20 #include <linux/mfd/wm8350/audio.h>
21 #include <linux/mfd/wm8350/gpio.h>
22 #include <linux/mfd/wm8350/pmic.h>
23 #include <linux/mfd/wm8350/rtc.h>
24 #include <linux/mfd/wm8350/supply.h>
25 #include <linux/mfd/wm8350/wdt.h>
26
27 /*
28  * Register values.
29  */
30 #define WM8350_RESET_ID                         0x00
31 #define WM8350_ID                               0x01
32 #define WM8350_REVISION                         0x02
33 #define WM8350_SYSTEM_CONTROL_1                 0x03
34 #define WM8350_SYSTEM_CONTROL_2                 0x04
35 #define WM8350_SYSTEM_HIBERNATE                 0x05
36 #define WM8350_INTERFACE_CONTROL                0x06
37 #define WM8350_POWER_MGMT_1                     0x08
38 #define WM8350_POWER_MGMT_2                     0x09
39 #define WM8350_POWER_MGMT_3                     0x0A
40 #define WM8350_POWER_MGMT_4                     0x0B
41 #define WM8350_POWER_MGMT_5                     0x0C
42 #define WM8350_POWER_MGMT_6                     0x0D
43 #define WM8350_POWER_MGMT_7                     0x0E
44
45 #define WM8350_SYSTEM_INTERRUPTS                0x18
46 #define WM8350_INT_STATUS_1                     0x19
47 #define WM8350_INT_STATUS_2                     0x1A
48 #define WM8350_POWER_UP_INT_STATUS              0x1B
49 #define WM8350_UNDER_VOLTAGE_INT_STATUS         0x1C
50 #define WM8350_OVER_CURRENT_INT_STATUS          0x1D
51 #define WM8350_GPIO_INT_STATUS                  0x1E
52 #define WM8350_COMPARATOR_INT_STATUS            0x1F
53 #define WM8350_SYSTEM_INTERRUPTS_MASK           0x20
54 #define WM8350_INT_STATUS_1_MASK                0x21
55 #define WM8350_INT_STATUS_2_MASK                0x22
56 #define WM8350_POWER_UP_INT_STATUS_MASK         0x23
57 #define WM8350_UNDER_VOLTAGE_INT_STATUS_MASK    0x24
58 #define WM8350_OVER_CURRENT_INT_STATUS_MASK     0x25
59 #define WM8350_GPIO_INT_STATUS_MASK             0x26
60 #define WM8350_COMPARATOR_INT_STATUS_MASK       0x27
61 #define WM8350_CHARGER_OVERRIDES                0xE2
62 #define WM8350_MISC_OVERRIDES                   0xE3
63 #define WM8350_COMPARATOR_OVERRIDES             0xE7
64 #define WM8350_STATE_MACHINE_STATUS             0xE9
65
66 #define WM8350_MAX_REGISTER                     0xFF
67
68 /*
69  * Field Definitions.
70  */
71
72 /*
73  * R0 (0x00) - Reset/ID
74  */
75 #define WM8350_SW_RESET_CHIP_ID_MASK            0xFFFF
76
77 /*
78  * R1 (0x01) - ID
79  */
80 #define WM8350_CHIP_REV_MASK                    0x7000
81 #define WM8350_CONF_STS_MASK                    0x0C00
82 #define WM8350_CUST_ID_MASK                     0x00FF
83
84 /*
85  * R2 (0x02) - Revision
86  */
87 #define WM8350_MASK_REV_MASK                    0x00FF
88
89 /*
90  * R3 (0x03) - System Control 1
91  */
92 #define WM8350_CHIP_ON                          0x8000
93 #define WM8350_POWERCYCLE                       0x2000
94 #define WM8350_VCC_FAULT_OV                     0x1000
95 #define WM8350_REG_RSTB_TIME_MASK               0x0C00
96 #define WM8350_BG_SLEEP                         0x0200
97 #define WM8350_MEM_VALID                        0x0020
98 #define WM8350_CHIP_SET_UP                      0x0010
99 #define WM8350_ON_DEB_T                         0x0008
100 #define WM8350_ON_POL                           0x0002
101 #define WM8350_IRQ_POL                          0x0001
102
103 /*
104  * R4 (0x04) - System Control 2
105  */
106 #define WM8350_USB_SUSPEND_8MA                  0x8000
107 #define WM8350_USB_SUSPEND                      0x4000
108 #define WM8350_USB_MSTR                         0x2000
109 #define WM8350_USB_MSTR_SRC                     0x1000
110 #define WM8350_USB_500MA                        0x0800
111 #define WM8350_USB_NOLIM                        0x0400
112
113 /*
114  * R5 (0x05) - System Hibernate
115  */
116 #define WM8350_HIBERNATE                        0x8000
117 #define WM8350_WDOG_HIB_MODE                    0x0080
118 #define WM8350_REG_HIB_STARTUP_SEQ              0x0040
119 #define WM8350_REG_RESET_HIB_MODE               0x0020
120 #define WM8350_RST_HIB_MODE                     0x0010
121 #define WM8350_IRQ_HIB_MODE                     0x0008
122 #define WM8350_MEMRST_HIB_MODE                  0x0004
123 #define WM8350_PCCOMP_HIB_MODE                  0x0002
124 #define WM8350_TEMPMON_HIB_MODE                 0x0001
125
126 /*
127  * R6 (0x06) - Interface Control
128  */
129 #define WM8350_USE_DEV_PINS                     0x8000
130 #define WM8350_USE_DEV_PINS_MASK                0x8000
131 #define WM8350_USE_DEV_PINS_SHIFT                   15
132 #define WM8350_DEV_ADDR_MASK                    0x6000
133 #define WM8350_DEV_ADDR_SHIFT                       13
134 #define WM8350_CONFIG_DONE                      0x1000
135 #define WM8350_CONFIG_DONE_MASK                 0x1000
136 #define WM8350_CONFIG_DONE_SHIFT                    12
137 #define WM8350_RECONFIG_AT_ON                   0x0800
138 #define WM8350_RECONFIG_AT_ON_MASK              0x0800
139 #define WM8350_RECONFIG_AT_ON_SHIFT                 11
140 #define WM8350_AUTOINC                          0x0200
141 #define WM8350_AUTOINC_MASK                     0x0200
142 #define WM8350_AUTOINC_SHIFT                         9
143 #define WM8350_ARA                              0x0100
144 #define WM8350_ARA_MASK                         0x0100
145 #define WM8350_ARA_SHIFT                             8
146 #define WM8350_SPI_CFG                          0x0008
147 #define WM8350_SPI_CFG_MASK                     0x0008
148 #define WM8350_SPI_CFG_SHIFT                         3
149 #define WM8350_SPI_4WIRE                        0x0004
150 #define WM8350_SPI_4WIRE_MASK                   0x0004
151 #define WM8350_SPI_4WIRE_SHIFT                       2
152 #define WM8350_SPI_3WIRE                        0x0002
153 #define WM8350_SPI_3WIRE_MASK                   0x0002
154 #define WM8350_SPI_3WIRE_SHIFT                       1
155
156 /* Bit values for R06 (0x06) */
157 #define WM8350_USE_DEV_PINS_PRIMARY                  0
158 #define WM8350_USE_DEV_PINS_DEV                      1
159
160 #define WM8350_DEV_ADDR_34                           0
161 #define WM8350_DEV_ADDR_36                           1
162 #define WM8350_DEV_ADDR_3C                           2
163 #define WM8350_DEV_ADDR_3E                           3
164
165 #define WM8350_CONFIG_DONE_OFF                       0
166 #define WM8350_CONFIG_DONE_DONE                      1
167
168 #define WM8350_RECONFIG_AT_ON_OFF                    0
169 #define WM8350_RECONFIG_AT_ON_ON                     1
170
171 #define WM8350_AUTOINC_OFF                           0
172 #define WM8350_AUTOINC_ON                            1
173
174 #define WM8350_ARA_OFF                               0
175 #define WM8350_ARA_ON                                1
176
177 #define WM8350_SPI_CFG_CMOS                          0
178 #define WM8350_SPI_CFG_OD                            1
179
180 #define WM8350_SPI_4WIRE_3WIRE                       0
181 #define WM8350_SPI_4WIRE_4WIRE                       1
182
183 #define WM8350_SPI_3WIRE_I2C                         0
184 #define WM8350_SPI_3WIRE_SPI                         1
185
186 /*
187  * R8 (0x08) - Power mgmt (1)
188  */
189 #define WM8350_CODEC_ISEL_MASK                  0xC000
190 #define WM8350_VBUFEN                           0x2000
191 #define WM8350_OUTPUT_DRAIN_EN                  0x0400
192 #define WM8350_MIC_DET_ENA                      0x0100
193 #define WM8350_BIASEN                           0x0020
194 #define WM8350_MICBEN                           0x0010
195 #define WM8350_VMIDEN                           0x0004
196 #define WM8350_VMID_MASK                        0x0003
197 #define WM8350_VMID_SHIFT                            0
198
199 /*
200  * R9 (0x09) - Power mgmt (2)
201  */
202 #define WM8350_IN3R_ENA                         0x0800
203 #define WM8350_IN3L_ENA                         0x0400
204 #define WM8350_INR_ENA                          0x0200
205 #define WM8350_INL_ENA                          0x0100
206 #define WM8350_MIXINR_ENA                       0x0080
207 #define WM8350_MIXINL_ENA                       0x0040
208 #define WM8350_OUT4_ENA                         0x0020
209 #define WM8350_OUT3_ENA                         0x0010
210 #define WM8350_MIXOUTR_ENA                      0x0002
211 #define WM8350_MIXOUTL_ENA                      0x0001
212
213 /*
214  * R10 (0x0A) - Power mgmt (3)
215  */
216 #define WM8350_IN3R_TO_OUT2R                    0x0080
217 #define WM8350_OUT2R_ENA                        0x0008
218 #define WM8350_OUT2L_ENA                        0x0004
219 #define WM8350_OUT1R_ENA                        0x0002
220 #define WM8350_OUT1L_ENA                        0x0001
221
222 /*
223  * R11 (0x0B) - Power mgmt (4)
224  */
225 #define WM8350_SYSCLK_ENA                       0x4000
226 #define WM8350_ADC_HPF_ENA                      0x2000
227 #define WM8350_FLL_ENA                          0x0800
228 #define WM8350_FLL_OSC_ENA                      0x0400
229 #define WM8350_TOCLK_ENA                        0x0100
230 #define WM8350_DACR_ENA                         0x0020
231 #define WM8350_DACL_ENA                         0x0010
232 #define WM8350_ADCR_ENA                         0x0008
233 #define WM8350_ADCL_ENA                         0x0004
234
235 /*
236  * R12 (0x0C) - Power mgmt (5)
237  */
238 #define WM8350_CODEC_ENA                        0x1000
239 #define WM8350_RTC_TICK_ENA                     0x0800
240 #define WM8350_OSC32K_ENA                       0x0400
241 #define WM8350_CHG_ENA                          0x0200
242 #define WM8350_ACC_DET_ENA                      0x0100
243 #define WM8350_AUXADC_ENA                       0x0080
244 #define WM8350_DCMP4_ENA                        0x0008
245 #define WM8350_DCMP3_ENA                        0x0004
246 #define WM8350_DCMP2_ENA                        0x0002
247 #define WM8350_DCMP1_ENA                        0x0001
248
249 /*
250  * R13 (0x0D) - Power mgmt (6)
251  */
252 #define WM8350_LS_ENA                           0x8000
253 #define WM8350_LDO4_ENA                         0x0800
254 #define WM8350_LDO3_ENA                         0x0400
255 #define WM8350_LDO2_ENA                         0x0200
256 #define WM8350_LDO1_ENA                         0x0100
257 #define WM8350_DC6_ENA                          0x0020
258 #define WM8350_DC5_ENA                          0x0010
259 #define WM8350_DC4_ENA                          0x0008
260 #define WM8350_DC3_ENA                          0x0004
261 #define WM8350_DC2_ENA                          0x0002
262 #define WM8350_DC1_ENA                          0x0001
263
264 /*
265  * R14 (0x0E) - Power mgmt (7)
266  */
267 #define WM8350_CS2_ENA                          0x0002
268 #define WM8350_CS1_ENA                          0x0001
269
270 /*
271  * R24 (0x18) - System Interrupts
272  */
273 #define WM8350_OC_INT                           0x2000
274 #define WM8350_UV_INT                           0x1000
275 #define WM8350_PUTO_INT                         0x0800
276 #define WM8350_CS_INT                           0x0200
277 #define WM8350_EXT_INT                          0x0100
278 #define WM8350_CODEC_INT                        0x0080
279 #define WM8350_GP_INT                           0x0040
280 #define WM8350_AUXADC_INT                       0x0020
281 #define WM8350_RTC_INT                          0x0010
282 #define WM8350_SYS_INT                          0x0008
283 #define WM8350_CHG_INT                          0x0004
284 #define WM8350_USB_INT                          0x0002
285 #define WM8350_WKUP_INT                         0x0001
286
287 /*
288  * R25 (0x19) - Interrupt Status 1
289  */
290 #define WM8350_CHG_BAT_HOT_EINT                 0x8000
291 #define WM8350_CHG_BAT_COLD_EINT                0x4000
292 #define WM8350_CHG_BAT_FAIL_EINT                0x2000
293 #define WM8350_CHG_TO_EINT                      0x1000
294 #define WM8350_CHG_END_EINT                     0x0800
295 #define WM8350_CHG_START_EINT                   0x0400
296 #define WM8350_CHG_FAST_RDY_EINT                0x0200
297 #define WM8350_RTC_PER_EINT                     0x0080
298 #define WM8350_RTC_SEC_EINT                     0x0040
299 #define WM8350_RTC_ALM_EINT                     0x0020
300 #define WM8350_CHG_VBATT_LT_3P9_EINT            0x0004
301 #define WM8350_CHG_VBATT_LT_3P1_EINT            0x0002
302 #define WM8350_CHG_VBATT_LT_2P85_EINT           0x0001
303
304 /*
305  * R26 (0x1A) - Interrupt Status 2
306  */
307 #define WM8350_CS1_EINT                         0x2000
308 #define WM8350_CS2_EINT                         0x1000
309 #define WM8350_USB_LIMIT_EINT                   0x0400
310 #define WM8350_AUXADC_DATARDY_EINT              0x0100
311 #define WM8350_AUXADC_DCOMP4_EINT               0x0080
312 #define WM8350_AUXADC_DCOMP3_EINT               0x0040
313 #define WM8350_AUXADC_DCOMP2_EINT               0x0020
314 #define WM8350_AUXADC_DCOMP1_EINT               0x0010
315 #define WM8350_SYS_HYST_COMP_FAIL_EINT          0x0008
316 #define WM8350_SYS_CHIP_GT115_EINT              0x0004
317 #define WM8350_SYS_CHIP_GT140_EINT              0x0002
318 #define WM8350_SYS_WDOG_TO_EINT                 0x0001
319
320 /*
321  * R27 (0x1B) - Power Up Interrupt Status
322  */
323 #define WM8350_PUTO_LDO4_EINT                   0x0800
324 #define WM8350_PUTO_LDO3_EINT                   0x0400
325 #define WM8350_PUTO_LDO2_EINT                   0x0200
326 #define WM8350_PUTO_LDO1_EINT                   0x0100
327 #define WM8350_PUTO_DC6_EINT                    0x0020
328 #define WM8350_PUTO_DC5_EINT                    0x0010
329 #define WM8350_PUTO_DC4_EINT                    0x0008
330 #define WM8350_PUTO_DC3_EINT                    0x0004
331 #define WM8350_PUTO_DC2_EINT                    0x0002
332 #define WM8350_PUTO_DC1_EINT                    0x0001
333
334 /*
335  * R28 (0x1C) - Under Voltage Interrupt status
336  */
337 #define WM8350_UV_LDO4_EINT                     0x0800
338 #define WM8350_UV_LDO3_EINT                     0x0400
339 #define WM8350_UV_LDO2_EINT                     0x0200
340 #define WM8350_UV_LDO1_EINT                     0x0100
341 #define WM8350_UV_DC6_EINT                      0x0020
342 #define WM8350_UV_DC5_EINT                      0x0010
343 #define WM8350_UV_DC4_EINT                      0x0008
344 #define WM8350_UV_DC3_EINT                      0x0004
345 #define WM8350_UV_DC2_EINT                      0x0002
346 #define WM8350_UV_DC1_EINT                      0x0001
347
348 /*
349  * R29 (0x1D) - Over Current Interrupt status
350  */
351 #define WM8350_OC_LS_EINT                       0x8000
352
353 /*
354  * R30 (0x1E) - GPIO Interrupt Status
355  */
356 #define WM8350_GP12_EINT                        0x1000
357 #define WM8350_GP11_EINT                        0x0800
358 #define WM8350_GP10_EINT                        0x0400
359 #define WM8350_GP9_EINT                         0x0200
360 #define WM8350_GP8_EINT                         0x0100
361 #define WM8350_GP7_EINT                         0x0080
362 #define WM8350_GP6_EINT                         0x0040
363 #define WM8350_GP5_EINT                         0x0020
364 #define WM8350_GP4_EINT                         0x0010
365 #define WM8350_GP3_EINT                         0x0008
366 #define WM8350_GP2_EINT                         0x0004
367 #define WM8350_GP1_EINT                         0x0002
368 #define WM8350_GP0_EINT                         0x0001
369
370 /*
371  * R31 (0x1F) - Comparator Interrupt Status
372  */
373 #define WM8350_EXT_USB_FB_EINT                  0x8000
374 #define WM8350_EXT_WALL_FB_EINT                 0x4000
375 #define WM8350_EXT_BAT_FB_EINT                  0x2000
376 #define WM8350_CODEC_JCK_DET_L_EINT             0x0800
377 #define WM8350_CODEC_JCK_DET_R_EINT             0x0400
378 #define WM8350_CODEC_MICSCD_EINT                0x0200
379 #define WM8350_CODEC_MICD_EINT                  0x0100
380 #define WM8350_WKUP_OFF_STATE_EINT              0x0040
381 #define WM8350_WKUP_HIB_STATE_EINT              0x0020
382 #define WM8350_WKUP_CONV_FAULT_EINT             0x0010
383 #define WM8350_WKUP_WDOG_RST_EINT               0x0008
384 #define WM8350_WKUP_GP_PWR_ON_EINT              0x0004
385 #define WM8350_WKUP_ONKEY_EINT                  0x0002
386 #define WM8350_WKUP_GP_WAKEUP_EINT              0x0001
387
388 /*
389  * R32 (0x20) - System Interrupts Mask
390  */
391 #define WM8350_IM_OC_INT                        0x2000
392 #define WM8350_IM_UV_INT                        0x1000
393 #define WM8350_IM_PUTO_INT                      0x0800
394 #define WM8350_IM_SPARE_INT                     0x0400
395 #define WM8350_IM_CS_INT                        0x0200
396 #define WM8350_IM_EXT_INT                       0x0100
397 #define WM8350_IM_CODEC_INT                     0x0080
398 #define WM8350_IM_GP_INT                        0x0040
399 #define WM8350_IM_AUXADC_INT                    0x0020
400 #define WM8350_IM_RTC_INT                       0x0010
401 #define WM8350_IM_SYS_INT                       0x0008
402 #define WM8350_IM_CHG_INT                       0x0004
403 #define WM8350_IM_USB_INT                       0x0002
404 #define WM8350_IM_WKUP_INT                      0x0001
405
406 /*
407  * R33 (0x21) - Interrupt Status 1 Mask
408  */
409 #define WM8350_IM_CHG_BAT_HOT_EINT              0x8000
410 #define WM8350_IM_CHG_BAT_COLD_EINT             0x4000
411 #define WM8350_IM_CHG_BAT_FAIL_EINT             0x2000
412 #define WM8350_IM_CHG_TO_EINT                   0x1000
413 #define WM8350_IM_CHG_END_EINT                  0x0800
414 #define WM8350_IM_CHG_START_EINT                0x0400
415 #define WM8350_IM_CHG_FAST_RDY_EINT             0x0200
416 #define WM8350_IM_RTC_PER_EINT                  0x0080
417 #define WM8350_IM_RTC_SEC_EINT                  0x0040
418 #define WM8350_IM_RTC_ALM_EINT                  0x0020
419 #define WM8350_IM_CHG_VBATT_LT_3P9_EINT         0x0004
420 #define WM8350_IM_CHG_VBATT_LT_3P1_EINT         0x0002
421 #define WM8350_IM_CHG_VBATT_LT_2P85_EINT        0x0001
422
423 /*
424  * R34 (0x22) - Interrupt Status 2 Mask
425  */
426 #define WM8350_IM_SPARE2_EINT                   0x8000
427 #define WM8350_IM_SPARE1_EINT                   0x4000
428 #define WM8350_IM_CS1_EINT                      0x2000
429 #define WM8350_IM_CS2_EINT                      0x1000
430 #define WM8350_IM_USB_LIMIT_EINT                0x0400
431 #define WM8350_IM_AUXADC_DATARDY_EINT           0x0100
432 #define WM8350_IM_AUXADC_DCOMP4_EINT            0x0080
433 #define WM8350_IM_AUXADC_DCOMP3_EINT            0x0040
434 #define WM8350_IM_AUXADC_DCOMP2_EINT            0x0020
435 #define WM8350_IM_AUXADC_DCOMP1_EINT            0x0010
436 #define WM8350_IM_SYS_HYST_COMP_FAIL_EINT       0x0008
437 #define WM8350_IM_SYS_CHIP_GT115_EINT           0x0004
438 #define WM8350_IM_SYS_CHIP_GT140_EINT           0x0002
439 #define WM8350_IM_SYS_WDOG_TO_EINT              0x0001
440
441 /*
442  * R35 (0x23) - Power Up Interrupt Status Mask
443  */
444 #define WM8350_IM_PUTO_LDO4_EINT                0x0800
445 #define WM8350_IM_PUTO_LDO3_EINT                0x0400
446 #define WM8350_IM_PUTO_LDO2_EINT                0x0200
447 #define WM8350_IM_PUTO_LDO1_EINT                0x0100
448 #define WM8350_IM_PUTO_DC6_EINT                 0x0020
449 #define WM8350_IM_PUTO_DC5_EINT                 0x0010
450 #define WM8350_IM_PUTO_DC4_EINT                 0x0008
451 #define WM8350_IM_PUTO_DC3_EINT                 0x0004
452 #define WM8350_IM_PUTO_DC2_EINT                 0x0002
453 #define WM8350_IM_PUTO_DC1_EINT                 0x0001
454
455 /*
456  * R36 (0x24) - Under Voltage Interrupt status Mask
457  */
458 #define WM8350_IM_UV_LDO4_EINT                  0x0800
459 #define WM8350_IM_UV_LDO3_EINT                  0x0400
460 #define WM8350_IM_UV_LDO2_EINT                  0x0200
461 #define WM8350_IM_UV_LDO1_EINT                  0x0100
462 #define WM8350_IM_UV_DC6_EINT                   0x0020
463 #define WM8350_IM_UV_DC5_EINT                   0x0010
464 #define WM8350_IM_UV_DC4_EINT                   0x0008
465 #define WM8350_IM_UV_DC3_EINT                   0x0004
466 #define WM8350_IM_UV_DC2_EINT                   0x0002
467 #define WM8350_IM_UV_DC1_EINT                   0x0001
468
469 /*
470  * R37 (0x25) - Over Current Interrupt status Mask
471  */
472 #define WM8350_IM_OC_LS_EINT                    0x8000
473
474 /*
475  * R38 (0x26) - GPIO Interrupt Status Mask
476  */
477 #define WM8350_IM_GP12_EINT                     0x1000
478 #define WM8350_IM_GP11_EINT                     0x0800
479 #define WM8350_IM_GP10_EINT                     0x0400
480 #define WM8350_IM_GP9_EINT                      0x0200
481 #define WM8350_IM_GP8_EINT                      0x0100
482 #define WM8350_IM_GP7_EINT                      0x0080
483 #define WM8350_IM_GP6_EINT                      0x0040
484 #define WM8350_IM_GP5_EINT                      0x0020
485 #define WM8350_IM_GP4_EINT                      0x0010
486 #define WM8350_IM_GP3_EINT                      0x0008
487 #define WM8350_IM_GP2_EINT                      0x0004
488 #define WM8350_IM_GP1_EINT                      0x0002
489 #define WM8350_IM_GP0_EINT                      0x0001
490
491 /*
492  * R39 (0x27) - Comparator Interrupt Status Mask
493  */
494 #define WM8350_IM_EXT_USB_FB_EINT               0x8000
495 #define WM8350_IM_EXT_WALL_FB_EINT              0x4000
496 #define WM8350_IM_EXT_BAT_FB_EINT               0x2000
497 #define WM8350_IM_CODEC_JCK_DET_L_EINT          0x0800
498 #define WM8350_IM_CODEC_JCK_DET_R_EINT          0x0400
499 #define WM8350_IM_CODEC_MICSCD_EINT             0x0200
500 #define WM8350_IM_CODEC_MICD_EINT               0x0100
501 #define WM8350_IM_WKUP_OFF_STATE_EINT           0x0040
502 #define WM8350_IM_WKUP_HIB_STATE_EINT           0x0020
503 #define WM8350_IM_WKUP_CONV_FAULT_EINT          0x0010
504 #define WM8350_IM_WKUP_WDOG_RST_EINT            0x0008
505 #define WM8350_IM_WKUP_GP_PWR_ON_EINT           0x0004
506 #define WM8350_IM_WKUP_ONKEY_EINT               0x0002
507 #define WM8350_IM_WKUP_GP_WAKEUP_EINT           0x0001
508
509 /*
510  * R220 (0xDC) - RAM BIST 1
511  */
512 #define WM8350_READ_STATUS                      0x0800
513 #define WM8350_TSTRAM_CLK                       0x0100
514 #define WM8350_TSTRAM_CLK_ENA                   0x0080
515 #define WM8350_STARTSEQ                         0x0040
516 #define WM8350_READ_SRC                         0x0020
517 #define WM8350_COUNT_DIR                        0x0010
518 #define WM8350_TSTRAM_MODE_MASK                 0x000E
519 #define WM8350_TSTRAM_ENA                       0x0001
520
521 /*
522  * R225 (0xE1) - DCDC/LDO status
523  */
524 #define WM8350_LS_STS                           0x8000
525 #define WM8350_LDO4_STS                         0x0800
526 #define WM8350_LDO3_STS                         0x0400
527 #define WM8350_LDO2_STS                         0x0200
528 #define WM8350_LDO1_STS                         0x0100
529 #define WM8350_DC6_STS                          0x0020
530 #define WM8350_DC5_STS                          0x0010
531 #define WM8350_DC4_STS                          0x0008
532 #define WM8350_DC3_STS                          0x0004
533 #define WM8350_DC2_STS                          0x0002
534 #define WM8350_DC1_STS                          0x0001
535
536 /*
537  * R226 (0xE2) - Charger status
538  */
539 #define WM8350_CHG_BATT_HOT_OVRDE               0x8000
540 #define WM8350_CHG_BATT_COLD_OVRDE              0x4000
541
542 /*
543  * R227 (0xE3) - Misc Overrides
544  */
545 #define WM8350_USB_LIMIT_OVRDE                  0x0400
546
547 /*
548  * R227 (0xE7) - Comparator Overrides
549  */
550 #define WM8350_USB_FB_OVRDE                     0x8000
551 #define WM8350_WALL_FB_OVRDE                    0x4000
552 #define WM8350_BATT_FB_OVRDE                    0x2000
553
554
555 /*
556  * R233 (0xE9) - State Machinine Status
557  */
558 #define WM8350_USB_SM_MASK                      0x0700
559 #define WM8350_USB_SM_SHIFT                     8
560
561 #define WM8350_USB_SM_100_SLV   1
562 #define WM8350_USB_SM_500_SLV   5
563 #define WM8350_USB_SM_STDBY_SLV 7
564
565 /* WM8350 wake up conditions */
566 #define WM8350_IRQ_WKUP_OFF_STATE               43
567 #define WM8350_IRQ_WKUP_HIB_STATE               44
568 #define WM8350_IRQ_WKUP_CONV_FAULT              45
569 #define WM8350_IRQ_WKUP_WDOG_RST                46
570 #define WM8350_IRQ_WKUP_GP_PWR_ON               47
571 #define WM8350_IRQ_WKUP_ONKEY                   48
572 #define WM8350_IRQ_WKUP_GP_WAKEUP               49
573
574 /* wm8350 chip revisions */
575 #define WM8350_REV_E                            0x4
576 #define WM8350_REV_F                            0x5
577 #define WM8350_REV_G                            0x6
578 #define WM8350_REV_H                            0x7
579
580 #define WM8350_NUM_IRQ                          63
581
582 #define WM8350_NUM_IRQ_REGS 7
583
584 struct wm8350_reg_access {
585         u16 readable;           /* Mask of readable bits */
586         u16 writable;           /* Mask of writable bits */
587         u16 vol;                /* Mask of volatile bits */
588 };
589 extern const struct wm8350_reg_access wm8350_reg_io_map[];
590 extern const u16 wm8350_mode0_defaults[];
591 extern const u16 wm8350_mode1_defaults[];
592 extern const u16 wm8350_mode2_defaults[];
593 extern const u16 wm8350_mode3_defaults[];
594 extern const u16 wm8351_mode0_defaults[];
595 extern const u16 wm8351_mode1_defaults[];
596 extern const u16 wm8351_mode2_defaults[];
597 extern const u16 wm8351_mode3_defaults[];
598 extern const u16 wm8352_mode0_defaults[];
599 extern const u16 wm8352_mode1_defaults[];
600 extern const u16 wm8352_mode2_defaults[];
601 extern const u16 wm8352_mode3_defaults[];
602
603 struct wm8350;
604
605 struct wm8350_hwmon {
606         struct platform_device *pdev;
607         struct device *classdev;
608 };
609
610 struct wm8350 {
611         struct device *dev;
612
613         /* device IO */
614         union {
615                 struct i2c_client *i2c_client;
616                 struct spi_device *spi_device;
617         };
618         int (*read_dev)(struct wm8350 *wm8350, char reg, int size, void *dest);
619         int (*write_dev)(struct wm8350 *wm8350, char reg, int size,
620                          void *src);
621         u16 *reg_cache;
622
623         struct mutex auxadc_mutex;
624
625         /* Interrupt handling */
626         struct mutex irq_lock;
627         int chip_irq;
628         int irq_base;
629         u16 irq_masks[WM8350_NUM_IRQ_REGS];
630
631         /* Client devices */
632         struct wm8350_codec codec;
633         struct wm8350_gpio gpio;
634         struct wm8350_hwmon hwmon;
635         struct wm8350_pmic pmic;
636         struct wm8350_power power;
637         struct wm8350_rtc rtc;
638         struct wm8350_wdt wdt;
639 };
640
641 /**
642  * Data to be supplied by the platform to initialise the WM8350.
643  *
644  * @init: Function called during driver initialisation.  Should be
645  *        used by the platform to configure GPIO functions and similar.
646  * @irq_high: Set if WM8350 IRQ is active high.
647  * @irq_base: Base IRQ for genirq (not currently used).
648  * @gpio_base: Base for gpiolib.
649  */
650 struct wm8350_platform_data {
651         int (*init)(struct wm8350 *wm8350);
652         int irq_high;
653         int irq_base;
654         int gpio_base;
655 };
656
657
658 /*
659  * WM8350 device initialisation and exit.
660  */
661 int wm8350_device_init(struct wm8350 *wm8350, int irq,
662                        struct wm8350_platform_data *pdata);
663 void wm8350_device_exit(struct wm8350 *wm8350);
664
665 /*
666  * WM8350 device IO
667  */
668 int wm8350_clear_bits(struct wm8350 *wm8350, u16 reg, u16 mask);
669 int wm8350_set_bits(struct wm8350 *wm8350, u16 reg, u16 mask);
670 u16 wm8350_reg_read(struct wm8350 *wm8350, int reg);
671 int wm8350_reg_write(struct wm8350 *wm8350, int reg, u16 val);
672 int wm8350_reg_lock(struct wm8350 *wm8350);
673 int wm8350_reg_unlock(struct wm8350 *wm8350);
674 int wm8350_block_read(struct wm8350 *wm8350, int reg, int size, u16 *dest);
675 int wm8350_block_write(struct wm8350 *wm8350, int reg, int size, u16 *src);
676
677 /*
678  * WM8350 internal interrupts
679  */
680 static inline int wm8350_register_irq(struct wm8350 *wm8350, int irq,
681                                       irq_handler_t handler,
682                                       unsigned long flags,
683                                       const char *name, void *data)
684 {
685         if (!wm8350->irq_base)
686                 return -ENODEV;
687
688         return request_threaded_irq(irq + wm8350->irq_base, NULL,
689                                     handler, flags, name, data);
690 }
691
692 static inline void wm8350_free_irq(struct wm8350 *wm8350, int irq, void *data)
693 {
694         free_irq(irq + wm8350->irq_base, data);
695 }
696
697 static inline void wm8350_mask_irq(struct wm8350 *wm8350, int irq)
698 {
699         disable_irq(irq + wm8350->irq_base);
700 }
701
702 static inline void wm8350_unmask_irq(struct wm8350 *wm8350, int irq)
703 {
704         enable_irq(irq + wm8350->irq_base);
705 }
706
707 int wm8350_irq_init(struct wm8350 *wm8350, int irq,
708                     struct wm8350_platform_data *pdata);
709 int wm8350_irq_exit(struct wm8350 *wm8350);
710
711 #endif