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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/workqueue.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 struct wm8350_reg_access {
 583         u16 readable;           /* Mask of readable bits */
 584         u16 writable;           /* Mask of writable bits */
 585         u16 vol;                /* Mask of volatile bits */
 586 };
 587 extern const struct wm8350_reg_access wm8350_reg_io_map[];
 588 extern const u16 wm8350_mode0_defaults[];
 589 extern const u16 wm8350_mode1_defaults[];
 590 extern const u16 wm8350_mode2_defaults[];
 591 extern const u16 wm8350_mode3_defaults[];
 592 extern const u16 wm8351_mode0_defaults[];
 593 extern const u16 wm8351_mode1_defaults[];
 594 extern const u16 wm8351_mode2_defaults[];
 595 extern const u16 wm8351_mode3_defaults[];
 596 extern const u16 wm8352_mode0_defaults[];
 597 extern const u16 wm8352_mode1_defaults[];
 598 extern const u16 wm8352_mode2_defaults[];
 599 extern const u16 wm8352_mode3_defaults[];
 600
 601 struct wm8350;
 602
 603 struct wm8350_irq {
 604         void (*handler) (struct wm8350 *, int, void *);
 605         void *data;
 606 };
 607
 608 struct wm8350 {
 609         struct device *dev;
 610
 611         /* device IO */
 612         union {
 613                 struct i2c_client *i2c_client;
 614                 struct spi_device *spi_device;
 615         };
 616         int (*read_dev)(struct wm8350 *wm8350, char reg, int size, void *dest);
 617         int (*write_dev)(struct wm8350 *wm8350, char reg, int size,
 618                          void *src);
 619         u16 *reg_cache;
 620
 621         struct mutex auxadc_mutex;
 622
 623         /* Interrupt handling */
 624         struct work_struct irq_work;
 625         struct mutex irq_mutex; /* IRQ table mutex */
 626         struct wm8350_irq irq[WM8350_NUM_IRQ];
 627         int chip_irq;
 628
 629         /* Client devices */
 630         struct wm8350_codec codec;
 631         struct wm8350_gpio gpio;
 632         struct wm8350_pmic pmic;
 633         struct wm8350_power power;
 634         struct wm8350_rtc rtc;
 635         struct wm8350_wdt wdt;
 636 };
 637
 638 /**
 639  * Data to be supplied by the platform to initialise the WM8350.
 640  *
 641  * @init: Function called during driver initialisation.  Should be
 642  *        used by the platform to configure GPIO functions and similar.
 643  */
 644 struct wm8350_platform_data {
 645         int (*init)(struct wm8350 *wm8350);
 646 };
 647
 648
 649 /*
 650  * WM8350 device initialisation and exit.
 651  */
 652 int wm8350_device_init(struct wm8350 *wm8350, int irq,
 653                        struct wm8350_platform_data *pdata);
 654 void wm8350_device_exit(struct wm8350 *wm8350);
 655
 656 /*
 657  * WM8350 device IO
 658  */
 659 int wm8350_clear_bits(struct wm8350 *wm8350, u16 reg, u16 mask);
 660 int wm8350_set_bits(struct wm8350 *wm8350, u16 reg, u16 mask);
 661 u16 wm8350_reg_read(struct wm8350 *wm8350, int reg);
 662 int wm8350_reg_write(struct wm8350 *wm8350, int reg, u16 val);
 663 int wm8350_reg_lock(struct wm8350 *wm8350);
 664 int wm8350_reg_unlock(struct wm8350 *wm8350);
 665 int wm8350_block_read(struct wm8350 *wm8350, int reg, int size, u16 *dest);
 666 int wm8350_block_write(struct wm8350 *wm8350, int reg, int size, u16 *src);
 667
 668 /*
 669  * WM8350 internal interrupts
 670  */
 671 int wm8350_register_irq(struct wm8350 *wm8350, int irq,
 672                         void (*handler) (struct wm8350 *, int, void *),
 673                         void *data);
 674 int wm8350_free_irq(struct wm8350 *wm8350, int irq);
 675 int wm8350_mask_irq(struct wm8350 *wm8350, int irq);
 676 int wm8350_unmask_irq(struct wm8350 *wm8350, int irq);
 677
 678
 679 #endif