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core.h
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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 #include <linux/regmap.h>
21 
22 #include <linux/mfd/wm8350/audio.h>
23 #include <linux/mfd/wm8350/gpio.h>
24 #include <linux/mfd/wm8350/pmic.h>
25 #include <linux/mfd/wm8350/rtc.h>
27 #include <linux/mfd/wm8350/wdt.h>
28 
29 /*
30  * Register values.
31  */
32 #define WM8350_RESET_ID 0x00
33 #define WM8350_ID 0x01
34 #define WM8350_REVISION 0x02
35 #define WM8350_SYSTEM_CONTROL_1 0x03
36 #define WM8350_SYSTEM_CONTROL_2 0x04
37 #define WM8350_SYSTEM_HIBERNATE 0x05
38 #define WM8350_INTERFACE_CONTROL 0x06
39 #define WM8350_POWER_MGMT_1 0x08
40 #define WM8350_POWER_MGMT_2 0x09
41 #define WM8350_POWER_MGMT_3 0x0A
42 #define WM8350_POWER_MGMT_4 0x0B
43 #define WM8350_POWER_MGMT_5 0x0C
44 #define WM8350_POWER_MGMT_6 0x0D
45 #define WM8350_POWER_MGMT_7 0x0E
46 
47 #define WM8350_SYSTEM_INTERRUPTS 0x18
48 #define WM8350_INT_STATUS_1 0x19
49 #define WM8350_INT_STATUS_2 0x1A
50 #define WM8350_POWER_UP_INT_STATUS 0x1B
51 #define WM8350_UNDER_VOLTAGE_INT_STATUS 0x1C
52 #define WM8350_OVER_CURRENT_INT_STATUS 0x1D
53 #define WM8350_GPIO_INT_STATUS 0x1E
54 #define WM8350_COMPARATOR_INT_STATUS 0x1F
55 #define WM8350_SYSTEM_INTERRUPTS_MASK 0x20
56 #define WM8350_INT_STATUS_1_MASK 0x21
57 #define WM8350_INT_STATUS_2_MASK 0x22
58 #define WM8350_POWER_UP_INT_STATUS_MASK 0x23
59 #define WM8350_UNDER_VOLTAGE_INT_STATUS_MASK 0x24
60 #define WM8350_OVER_CURRENT_INT_STATUS_MASK 0x25
61 #define WM8350_GPIO_INT_STATUS_MASK 0x26
62 #define WM8350_COMPARATOR_INT_STATUS_MASK 0x27
63 #define WM8350_CHARGER_OVERRIDES 0xE2
64 #define WM8350_MISC_OVERRIDES 0xE3
65 #define WM8350_COMPARATOR_OVERRIDES 0xE7
66 #define WM8350_STATE_MACHINE_STATUS 0xE9
67 
68 #define WM8350_MAX_REGISTER 0xFF
69 
70 #define WM8350_UNLOCK_KEY 0x0013
71 #define WM8350_LOCK_KEY 0x0000
72 
73 /*
74  * Field Definitions.
75  */
76 
77 /*
78  * R0 (0x00) - Reset/ID
79  */
80 #define WM8350_SW_RESET_CHIP_ID_MASK 0xFFFF
81 
82 /*
83  * R1 (0x01) - ID
84  */
85 #define WM8350_CHIP_REV_MASK 0x7000
86 #define WM8350_CONF_STS_MASK 0x0C00
87 #define WM8350_CUST_ID_MASK 0x00FF
88 
89 /*
90  * R2 (0x02) - Revision
91  */
92 #define WM8350_MASK_REV_MASK 0x00FF
93 
94 /*
95  * R3 (0x03) - System Control 1
96  */
97 #define WM8350_CHIP_ON 0x8000
98 #define WM8350_POWERCYCLE 0x2000
99 #define WM8350_VCC_FAULT_OV 0x1000
100 #define WM8350_REG_RSTB_TIME_MASK 0x0C00
101 #define WM8350_BG_SLEEP 0x0200
102 #define WM8350_MEM_VALID 0x0020
103 #define WM8350_CHIP_SET_UP 0x0010
104 #define WM8350_ON_DEB_T 0x0008
105 #define WM8350_ON_POL 0x0002
106 #define WM8350_IRQ_POL 0x0001
107 
108 /*
109  * R4 (0x04) - System Control 2
110  */
111 #define WM8350_USB_SUSPEND_8MA 0x8000
112 #define WM8350_USB_SUSPEND 0x4000
113 #define WM8350_USB_MSTR 0x2000
114 #define WM8350_USB_MSTR_SRC 0x1000
115 #define WM8350_USB_500MA 0x0800
116 #define WM8350_USB_NOLIM 0x0400
117 
118 /*
119  * R5 (0x05) - System Hibernate
120  */
121 #define WM8350_HIBERNATE 0x8000
122 #define WM8350_WDOG_HIB_MODE 0x0080
123 #define WM8350_REG_HIB_STARTUP_SEQ 0x0040
124 #define WM8350_REG_RESET_HIB_MODE 0x0020
125 #define WM8350_RST_HIB_MODE 0x0010
126 #define WM8350_IRQ_HIB_MODE 0x0008
127 #define WM8350_MEMRST_HIB_MODE 0x0004
128 #define WM8350_PCCOMP_HIB_MODE 0x0002
129 #define WM8350_TEMPMON_HIB_MODE 0x0001
130 
131 /*
132  * R6 (0x06) - Interface Control
133  */
134 #define WM8350_USE_DEV_PINS 0x8000
135 #define WM8350_USE_DEV_PINS_MASK 0x8000
136 #define WM8350_USE_DEV_PINS_SHIFT 15
137 #define WM8350_DEV_ADDR_MASK 0x6000
138 #define WM8350_DEV_ADDR_SHIFT 13
139 #define WM8350_CONFIG_DONE 0x1000
140 #define WM8350_CONFIG_DONE_MASK 0x1000
141 #define WM8350_CONFIG_DONE_SHIFT 12
142 #define WM8350_RECONFIG_AT_ON 0x0800
143 #define WM8350_RECONFIG_AT_ON_MASK 0x0800
144 #define WM8350_RECONFIG_AT_ON_SHIFT 11
145 #define WM8350_AUTOINC 0x0200
146 #define WM8350_AUTOINC_MASK 0x0200
147 #define WM8350_AUTOINC_SHIFT 9
148 #define WM8350_ARA 0x0100
149 #define WM8350_ARA_MASK 0x0100
150 #define WM8350_ARA_SHIFT 8
151 #define WM8350_SPI_CFG 0x0008
152 #define WM8350_SPI_CFG_MASK 0x0008
153 #define WM8350_SPI_CFG_SHIFT 3
154 #define WM8350_SPI_4WIRE 0x0004
155 #define WM8350_SPI_4WIRE_MASK 0x0004
156 #define WM8350_SPI_4WIRE_SHIFT 2
157 #define WM8350_SPI_3WIRE 0x0002
158 #define WM8350_SPI_3WIRE_MASK 0x0002
159 #define WM8350_SPI_3WIRE_SHIFT 1
160 
161 /* Bit values for R06 (0x06) */
162 #define WM8350_USE_DEV_PINS_PRIMARY 0
163 #define WM8350_USE_DEV_PINS_DEV 1
164 
165 #define WM8350_DEV_ADDR_34 0
166 #define WM8350_DEV_ADDR_36 1
167 #define WM8350_DEV_ADDR_3C 2
168 #define WM8350_DEV_ADDR_3E 3
169 
170 #define WM8350_CONFIG_DONE_OFF 0
171 #define WM8350_CONFIG_DONE_DONE 1
172 
173 #define WM8350_RECONFIG_AT_ON_OFF 0
174 #define WM8350_RECONFIG_AT_ON_ON 1
175 
176 #define WM8350_AUTOINC_OFF 0
177 #define WM8350_AUTOINC_ON 1
178 
179 #define WM8350_ARA_OFF 0
180 #define WM8350_ARA_ON 1
181 
182 #define WM8350_SPI_CFG_CMOS 0
183 #define WM8350_SPI_CFG_OD 1
184 
185 #define WM8350_SPI_4WIRE_3WIRE 0
186 #define WM8350_SPI_4WIRE_4WIRE 1
187 
188 #define WM8350_SPI_3WIRE_I2C 0
189 #define WM8350_SPI_3WIRE_SPI 1
190 
191 /*
192  * R8 (0x08) - Power mgmt (1)
193  */
194 #define WM8350_CODEC_ISEL_MASK 0xC000
195 #define WM8350_VBUFEN 0x2000
196 #define WM8350_OUTPUT_DRAIN_EN 0x0400
197 #define WM8350_MIC_DET_ENA 0x0100
198 #define WM8350_BIASEN 0x0020
199 #define WM8350_MICBEN 0x0010
200 #define WM8350_VMIDEN 0x0004
201 #define WM8350_VMID_MASK 0x0003
202 #define WM8350_VMID_SHIFT 0
203 
204 /*
205  * R9 (0x09) - Power mgmt (2)
206  */
207 #define WM8350_IN3R_ENA 0x0800
208 #define WM8350_IN3L_ENA 0x0400
209 #define WM8350_INR_ENA 0x0200
210 #define WM8350_INL_ENA 0x0100
211 #define WM8350_MIXINR_ENA 0x0080
212 #define WM8350_MIXINL_ENA 0x0040
213 #define WM8350_OUT4_ENA 0x0020
214 #define WM8350_OUT3_ENA 0x0010
215 #define WM8350_MIXOUTR_ENA 0x0002
216 #define WM8350_MIXOUTL_ENA 0x0001
217 
218 /*
219  * R10 (0x0A) - Power mgmt (3)
220  */
221 #define WM8350_IN3R_TO_OUT2R 0x0080
222 #define WM8350_OUT2R_ENA 0x0008
223 #define WM8350_OUT2L_ENA 0x0004
224 #define WM8350_OUT1R_ENA 0x0002
225 #define WM8350_OUT1L_ENA 0x0001
226 
227 /*
228  * R11 (0x0B) - Power mgmt (4)
229  */
230 #define WM8350_SYSCLK_ENA 0x4000
231 #define WM8350_ADC_HPF_ENA 0x2000
232 #define WM8350_FLL_ENA 0x0800
233 #define WM8350_FLL_OSC_ENA 0x0400
234 #define WM8350_TOCLK_ENA 0x0100
235 #define WM8350_DACR_ENA 0x0020
236 #define WM8350_DACL_ENA 0x0010
237 #define WM8350_ADCR_ENA 0x0008
238 #define WM8350_ADCL_ENA 0x0004
239 
240 /*
241  * R12 (0x0C) - Power mgmt (5)
242  */
243 #define WM8350_CODEC_ENA 0x1000
244 #define WM8350_RTC_TICK_ENA 0x0800
245 #define WM8350_OSC32K_ENA 0x0400
246 #define WM8350_CHG_ENA 0x0200
247 #define WM8350_ACC_DET_ENA 0x0100
248 #define WM8350_AUXADC_ENA 0x0080
249 #define WM8350_DCMP4_ENA 0x0008
250 #define WM8350_DCMP3_ENA 0x0004
251 #define WM8350_DCMP2_ENA 0x0002
252 #define WM8350_DCMP1_ENA 0x0001
253 
254 /*
255  * R13 (0x0D) - Power mgmt (6)
256  */
257 #define WM8350_LS_ENA 0x8000
258 #define WM8350_LDO4_ENA 0x0800
259 #define WM8350_LDO3_ENA 0x0400
260 #define WM8350_LDO2_ENA 0x0200
261 #define WM8350_LDO1_ENA 0x0100
262 #define WM8350_DC6_ENA 0x0020
263 #define WM8350_DC5_ENA 0x0010
264 #define WM8350_DC4_ENA 0x0008
265 #define WM8350_DC3_ENA 0x0004
266 #define WM8350_DC2_ENA 0x0002
267 #define WM8350_DC1_ENA 0x0001
268 
269 /*
270  * R14 (0x0E) - Power mgmt (7)
271  */
272 #define WM8350_CS2_ENA 0x0002
273 #define WM8350_CS1_ENA 0x0001
274 
275 /*
276  * R24 (0x18) - System Interrupts
277  */
278 #define WM8350_OC_INT 0x2000
279 #define WM8350_UV_INT 0x1000
280 #define WM8350_PUTO_INT 0x0800
281 #define WM8350_CS_INT 0x0200
282 #define WM8350_EXT_INT 0x0100
283 #define WM8350_CODEC_INT 0x0080
284 #define WM8350_GP_INT 0x0040
285 #define WM8350_AUXADC_INT 0x0020
286 #define WM8350_RTC_INT 0x0010
287 #define WM8350_SYS_INT 0x0008
288 #define WM8350_CHG_INT 0x0004
289 #define WM8350_USB_INT 0x0002
290 #define WM8350_WKUP_INT 0x0001
291 
292 /*
293  * R25 (0x19) - Interrupt Status 1
294  */
295 #define WM8350_CHG_BAT_HOT_EINT 0x8000
296 #define WM8350_CHG_BAT_COLD_EINT 0x4000
297 #define WM8350_CHG_BAT_FAIL_EINT 0x2000
298 #define WM8350_CHG_TO_EINT 0x1000
299 #define WM8350_CHG_END_EINT 0x0800
300 #define WM8350_CHG_START_EINT 0x0400
301 #define WM8350_CHG_FAST_RDY_EINT 0x0200
302 #define WM8350_RTC_PER_EINT 0x0080
303 #define WM8350_RTC_SEC_EINT 0x0040
304 #define WM8350_RTC_ALM_EINT 0x0020
305 #define WM8350_CHG_VBATT_LT_3P9_EINT 0x0004
306 #define WM8350_CHG_VBATT_LT_3P1_EINT 0x0002
307 #define WM8350_CHG_VBATT_LT_2P85_EINT 0x0001
308 
309 /*
310  * R26 (0x1A) - Interrupt Status 2
311  */
312 #define WM8350_CS1_EINT 0x2000
313 #define WM8350_CS2_EINT 0x1000
314 #define WM8350_USB_LIMIT_EINT 0x0400
315 #define WM8350_AUXADC_DATARDY_EINT 0x0100
316 #define WM8350_AUXADC_DCOMP4_EINT 0x0080
317 #define WM8350_AUXADC_DCOMP3_EINT 0x0040
318 #define WM8350_AUXADC_DCOMP2_EINT 0x0020
319 #define WM8350_AUXADC_DCOMP1_EINT 0x0010
320 #define WM8350_SYS_HYST_COMP_FAIL_EINT 0x0008
321 #define WM8350_SYS_CHIP_GT115_EINT 0x0004
322 #define WM8350_SYS_CHIP_GT140_EINT 0x0002
323 #define WM8350_SYS_WDOG_TO_EINT 0x0001
324 
325 /*
326  * R27 (0x1B) - Power Up Interrupt Status
327  */
328 #define WM8350_PUTO_LDO4_EINT 0x0800
329 #define WM8350_PUTO_LDO3_EINT 0x0400
330 #define WM8350_PUTO_LDO2_EINT 0x0200
331 #define WM8350_PUTO_LDO1_EINT 0x0100
332 #define WM8350_PUTO_DC6_EINT 0x0020
333 #define WM8350_PUTO_DC5_EINT 0x0010
334 #define WM8350_PUTO_DC4_EINT 0x0008
335 #define WM8350_PUTO_DC3_EINT 0x0004
336 #define WM8350_PUTO_DC2_EINT 0x0002
337 #define WM8350_PUTO_DC1_EINT 0x0001
338 
339 /*
340  * R28 (0x1C) - Under Voltage Interrupt status
341  */
342 #define WM8350_UV_LDO4_EINT 0x0800
343 #define WM8350_UV_LDO3_EINT 0x0400
344 #define WM8350_UV_LDO2_EINT 0x0200
345 #define WM8350_UV_LDO1_EINT 0x0100
346 #define WM8350_UV_DC6_EINT 0x0020
347 #define WM8350_UV_DC5_EINT 0x0010
348 #define WM8350_UV_DC4_EINT 0x0008
349 #define WM8350_UV_DC3_EINT 0x0004
350 #define WM8350_UV_DC2_EINT 0x0002
351 #define WM8350_UV_DC1_EINT 0x0001
352 
353 /*
354  * R29 (0x1D) - Over Current Interrupt status
355  */
356 #define WM8350_OC_LS_EINT 0x8000
357 
358 /*
359  * R30 (0x1E) - GPIO Interrupt Status
360  */
361 #define WM8350_GP12_EINT 0x1000
362 #define WM8350_GP11_EINT 0x0800
363 #define WM8350_GP10_EINT 0x0400
364 #define WM8350_GP9_EINT 0x0200
365 #define WM8350_GP8_EINT 0x0100
366 #define WM8350_GP7_EINT 0x0080
367 #define WM8350_GP6_EINT 0x0040
368 #define WM8350_GP5_EINT 0x0020
369 #define WM8350_GP4_EINT 0x0010
370 #define WM8350_GP3_EINT 0x0008
371 #define WM8350_GP2_EINT 0x0004
372 #define WM8350_GP1_EINT 0x0002
373 #define WM8350_GP0_EINT 0x0001
374 
375 /*
376  * R31 (0x1F) - Comparator Interrupt Status
377  */
378 #define WM8350_EXT_USB_FB_EINT 0x8000
379 #define WM8350_EXT_WALL_FB_EINT 0x4000
380 #define WM8350_EXT_BAT_FB_EINT 0x2000
381 #define WM8350_CODEC_JCK_DET_L_EINT 0x0800
382 #define WM8350_CODEC_JCK_DET_R_EINT 0x0400
383 #define WM8350_CODEC_MICSCD_EINT 0x0200
384 #define WM8350_CODEC_MICD_EINT 0x0100
385 #define WM8350_WKUP_OFF_STATE_EINT 0x0040
386 #define WM8350_WKUP_HIB_STATE_EINT 0x0020
387 #define WM8350_WKUP_CONV_FAULT_EINT 0x0010
388 #define WM8350_WKUP_WDOG_RST_EINT 0x0008
389 #define WM8350_WKUP_GP_PWR_ON_EINT 0x0004
390 #define WM8350_WKUP_ONKEY_EINT 0x0002
391 #define WM8350_WKUP_GP_WAKEUP_EINT 0x0001
392 
393 /*
394  * R32 (0x20) - System Interrupts Mask
395  */
396 #define WM8350_IM_OC_INT 0x2000
397 #define WM8350_IM_UV_INT 0x1000
398 #define WM8350_IM_PUTO_INT 0x0800
399 #define WM8350_IM_SPARE_INT 0x0400
400 #define WM8350_IM_CS_INT 0x0200
401 #define WM8350_IM_EXT_INT 0x0100
402 #define WM8350_IM_CODEC_INT 0x0080
403 #define WM8350_IM_GP_INT 0x0040
404 #define WM8350_IM_AUXADC_INT 0x0020
405 #define WM8350_IM_RTC_INT 0x0010
406 #define WM8350_IM_SYS_INT 0x0008
407 #define WM8350_IM_CHG_INT 0x0004
408 #define WM8350_IM_USB_INT 0x0002
409 #define WM8350_IM_WKUP_INT 0x0001
410 
411 /*
412  * R33 (0x21) - Interrupt Status 1 Mask
413  */
414 #define WM8350_IM_CHG_BAT_HOT_EINT 0x8000
415 #define WM8350_IM_CHG_BAT_COLD_EINT 0x4000
416 #define WM8350_IM_CHG_BAT_FAIL_EINT 0x2000
417 #define WM8350_IM_CHG_TO_EINT 0x1000
418 #define WM8350_IM_CHG_END_EINT 0x0800
419 #define WM8350_IM_CHG_START_EINT 0x0400
420 #define WM8350_IM_CHG_FAST_RDY_EINT 0x0200
421 #define WM8350_IM_RTC_PER_EINT 0x0080
422 #define WM8350_IM_RTC_SEC_EINT 0x0040
423 #define WM8350_IM_RTC_ALM_EINT 0x0020
424 #define WM8350_IM_CHG_VBATT_LT_3P9_EINT 0x0004
425 #define WM8350_IM_CHG_VBATT_LT_3P1_EINT 0x0002
426 #define WM8350_IM_CHG_VBATT_LT_2P85_EINT 0x0001
427 
428 /*
429  * R34 (0x22) - Interrupt Status 2 Mask
430  */
431 #define WM8350_IM_SPARE2_EINT 0x8000
432 #define WM8350_IM_SPARE1_EINT 0x4000
433 #define WM8350_IM_CS1_EINT 0x2000
434 #define WM8350_IM_CS2_EINT 0x1000
435 #define WM8350_IM_USB_LIMIT_EINT 0x0400
436 #define WM8350_IM_AUXADC_DATARDY_EINT 0x0100
437 #define WM8350_IM_AUXADC_DCOMP4_EINT 0x0080
438 #define WM8350_IM_AUXADC_DCOMP3_EINT 0x0040
439 #define WM8350_IM_AUXADC_DCOMP2_EINT 0x0020
440 #define WM8350_IM_AUXADC_DCOMP1_EINT 0x0010
441 #define WM8350_IM_SYS_HYST_COMP_FAIL_EINT 0x0008
442 #define WM8350_IM_SYS_CHIP_GT115_EINT 0x0004
443 #define WM8350_IM_SYS_CHIP_GT140_EINT 0x0002
444 #define WM8350_IM_SYS_WDOG_TO_EINT 0x0001
445 
446 /*
447  * R35 (0x23) - Power Up Interrupt Status Mask
448  */
449 #define WM8350_IM_PUTO_LDO4_EINT 0x0800
450 #define WM8350_IM_PUTO_LDO3_EINT 0x0400
451 #define WM8350_IM_PUTO_LDO2_EINT 0x0200
452 #define WM8350_IM_PUTO_LDO1_EINT 0x0100
453 #define WM8350_IM_PUTO_DC6_EINT 0x0020
454 #define WM8350_IM_PUTO_DC5_EINT 0x0010
455 #define WM8350_IM_PUTO_DC4_EINT 0x0008
456 #define WM8350_IM_PUTO_DC3_EINT 0x0004
457 #define WM8350_IM_PUTO_DC2_EINT 0x0002
458 #define WM8350_IM_PUTO_DC1_EINT 0x0001
459 
460 /*
461  * R36 (0x24) - Under Voltage Interrupt status Mask
462  */
463 #define WM8350_IM_UV_LDO4_EINT 0x0800
464 #define WM8350_IM_UV_LDO3_EINT 0x0400
465 #define WM8350_IM_UV_LDO2_EINT 0x0200
466 #define WM8350_IM_UV_LDO1_EINT 0x0100
467 #define WM8350_IM_UV_DC6_EINT 0x0020
468 #define WM8350_IM_UV_DC5_EINT 0x0010
469 #define WM8350_IM_UV_DC4_EINT 0x0008
470 #define WM8350_IM_UV_DC3_EINT 0x0004
471 #define WM8350_IM_UV_DC2_EINT 0x0002
472 #define WM8350_IM_UV_DC1_EINT 0x0001
473 
474 /*
475  * R37 (0x25) - Over Current Interrupt status Mask
476  */
477 #define WM8350_IM_OC_LS_EINT 0x8000
478 
479 /*
480  * R38 (0x26) - GPIO Interrupt Status Mask
481  */
482 #define WM8350_IM_GP12_EINT 0x1000
483 #define WM8350_IM_GP11_EINT 0x0800
484 #define WM8350_IM_GP10_EINT 0x0400
485 #define WM8350_IM_GP9_EINT 0x0200
486 #define WM8350_IM_GP8_EINT 0x0100
487 #define WM8350_IM_GP7_EINT 0x0080
488 #define WM8350_IM_GP6_EINT 0x0040
489 #define WM8350_IM_GP5_EINT 0x0020
490 #define WM8350_IM_GP4_EINT 0x0010
491 #define WM8350_IM_GP3_EINT 0x0008
492 #define WM8350_IM_GP2_EINT 0x0004
493 #define WM8350_IM_GP1_EINT 0x0002
494 #define WM8350_IM_GP0_EINT 0x0001
495 
496 /*
497  * R39 (0x27) - Comparator Interrupt Status Mask
498  */
499 #define WM8350_IM_EXT_USB_FB_EINT 0x8000
500 #define WM8350_IM_EXT_WALL_FB_EINT 0x4000
501 #define WM8350_IM_EXT_BAT_FB_EINT 0x2000
502 #define WM8350_IM_CODEC_JCK_DET_L_EINT 0x0800
503 #define WM8350_IM_CODEC_JCK_DET_R_EINT 0x0400
504 #define WM8350_IM_CODEC_MICSCD_EINT 0x0200
505 #define WM8350_IM_CODEC_MICD_EINT 0x0100
506 #define WM8350_IM_WKUP_OFF_STATE_EINT 0x0040
507 #define WM8350_IM_WKUP_HIB_STATE_EINT 0x0020
508 #define WM8350_IM_WKUP_CONV_FAULT_EINT 0x0010
509 #define WM8350_IM_WKUP_WDOG_RST_EINT 0x0008
510 #define WM8350_IM_WKUP_GP_PWR_ON_EINT 0x0004
511 #define WM8350_IM_WKUP_ONKEY_EINT 0x0002
512 #define WM8350_IM_WKUP_GP_WAKEUP_EINT 0x0001
513 
514 /*
515  * R220 (0xDC) - RAM BIST 1
516  */
517 #define WM8350_READ_STATUS 0x0800
518 #define WM8350_TSTRAM_CLK 0x0100
519 #define WM8350_TSTRAM_CLK_ENA 0x0080
520 #define WM8350_STARTSEQ 0x0040
521 #define WM8350_READ_SRC 0x0020
522 #define WM8350_COUNT_DIR 0x0010
523 #define WM8350_TSTRAM_MODE_MASK 0x000E
524 #define WM8350_TSTRAM_ENA 0x0001
525 
526 /*
527  * R225 (0xE1) - DCDC/LDO status
528  */
529 #define WM8350_LS_STS 0x8000
530 #define WM8350_LDO4_STS 0x0800
531 #define WM8350_LDO3_STS 0x0400
532 #define WM8350_LDO2_STS 0x0200
533 #define WM8350_LDO1_STS 0x0100
534 #define WM8350_DC6_STS 0x0020
535 #define WM8350_DC5_STS 0x0010
536 #define WM8350_DC4_STS 0x0008
537 #define WM8350_DC3_STS 0x0004
538 #define WM8350_DC2_STS 0x0002
539 #define WM8350_DC1_STS 0x0001
540 
541 /*
542  * R226 (0xE2) - Charger status
543  */
544 #define WM8350_CHG_BATT_HOT_OVRDE 0x8000
545 #define WM8350_CHG_BATT_COLD_OVRDE 0x4000
546 
547 /*
548  * R227 (0xE3) - Misc Overrides
549  */
550 #define WM8350_USB_LIMIT_OVRDE 0x0400
551 
552 /*
553  * R227 (0xE7) - Comparator Overrides
554  */
555 #define WM8350_USB_FB_OVRDE 0x8000
556 #define WM8350_WALL_FB_OVRDE 0x4000
557 #define WM8350_BATT_FB_OVRDE 0x2000
558 
559 
560 /*
561  * R233 (0xE9) - State Machinine Status
562  */
563 #define WM8350_USB_SM_MASK 0x0700
564 #define WM8350_USB_SM_SHIFT 8
565 
566 #define WM8350_USB_SM_100_SLV 1
567 #define WM8350_USB_SM_500_SLV 5
568 #define WM8350_USB_SM_STDBY_SLV 7
569 
570 /* WM8350 wake up conditions */
571 #define WM8350_IRQ_WKUP_OFF_STATE 43
572 #define WM8350_IRQ_WKUP_HIB_STATE 44
573 #define WM8350_IRQ_WKUP_CONV_FAULT 45
574 #define WM8350_IRQ_WKUP_WDOG_RST 46
575 #define WM8350_IRQ_WKUP_GP_PWR_ON 47
576 #define WM8350_IRQ_WKUP_ONKEY 48
577 #define WM8350_IRQ_WKUP_GP_WAKEUP 49
578 
579 /* wm8350 chip revisions */
580 #define WM8350_REV_E 0x4
581 #define WM8350_REV_F 0x5
582 #define WM8350_REV_G 0x6
583 #define WM8350_REV_H 0x7
584 
585 #define WM8350_NUM_IRQ 63
586 
587 #define WM8350_NUM_IRQ_REGS 7
588 
589 extern const struct regmap_config wm8350_regmap;
590 
591 struct wm8350;
592 
593 struct wm8350_hwmon {
595  struct device *classdev;
596 };
597 
598 struct wm8350 {
599  struct device *dev;
600 
601  /* device IO */
602  struct regmap *regmap;
603  bool unlocked;
604 
607 
608  /* Interrupt handling */
609  struct mutex irq_lock;
610  int chip_irq;
611  int irq_base;
613 
614  /* Client devices */
620  struct wm8350_rtc rtc;
621  struct wm8350_wdt wdt;
622 };
623 
634  int (*init)(struct wm8350 *wm8350);
635  int irq_high;
636  int irq_base;
638 };
639 
640 
641 /*
642  * WM8350 device initialisation and exit.
643  */
644 int wm8350_device_init(struct wm8350 *wm8350, int irq,
645  struct wm8350_platform_data *pdata);
646 void wm8350_device_exit(struct wm8350 *wm8350);
647 
648 /*
649  * WM8350 device IO
650  */
651 int wm8350_clear_bits(struct wm8350 *wm8350, u16 reg, u16 mask);
652 int wm8350_set_bits(struct wm8350 *wm8350, u16 reg, u16 mask);
653 u16 wm8350_reg_read(struct wm8350 *wm8350, int reg);
654 int wm8350_reg_write(struct wm8350 *wm8350, int reg, u16 val);
655 int wm8350_reg_lock(struct wm8350 *wm8350);
656 int wm8350_reg_unlock(struct wm8350 *wm8350);
657 int wm8350_block_read(struct wm8350 *wm8350, int reg, int size, u16 *dest);
658 int wm8350_block_write(struct wm8350 *wm8350, int reg, int size, u16 *src);
659 
660 /*
661  * WM8350 internal interrupts
662  */
663 static inline int wm8350_register_irq(struct wm8350 *wm8350, int irq,
664  irq_handler_t handler,
665  unsigned long flags,
666  const char *name, void *data)
667 {
668  if (!wm8350->irq_base)
669  return -ENODEV;
670 
671  return request_threaded_irq(irq + wm8350->irq_base, NULL,
672  handler, flags, name, data);
673 }
674 
675 static inline void wm8350_free_irq(struct wm8350 *wm8350, int irq, void *data)
676 {
677  free_irq(irq + wm8350->irq_base, data);
678 }
679 
680 static inline void wm8350_mask_irq(struct wm8350 *wm8350, int irq)
681 {
682  disable_irq(irq + wm8350->irq_base);
683 }
684 
685 static inline void wm8350_unmask_irq(struct wm8350 *wm8350, int irq)
686 {
687  enable_irq(irq + wm8350->irq_base);
688 }
689 
690 int wm8350_irq_init(struct wm8350 *wm8350, int irq,
691  struct wm8350_platform_data *pdata);
692 int wm8350_irq_exit(struct wm8350 *wm8350);
693 
694 #endif