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> 26#include <linux/mfd/wm8350/supply.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 589extern const struct regmap_config wm8350_regmap; 590 591struct wm8350; 592 593struct wm8350_hwmon { 594 struct platform_device *pdev; 595 struct device *classdev; 596}; 597 598struct wm8350 { 599 struct device *dev; 600 601 /* device IO */ 602 struct regmap *regmap; 603 bool unlocked; 604 605 struct mutex auxadc_mutex; 606 struct completion auxadc_done; 607 608 /* Interrupt handling */ 609 struct mutex irq_lock; 610 int chip_irq; 611 int irq_base; 612 u16 irq_masks[WM8350_NUM_IRQ_REGS]; 613 614 /* Client devices */ 615 struct wm8350_codec codec; 616 struct wm8350_gpio gpio; 617 struct wm8350_hwmon hwmon; 618 struct wm8350_pmic pmic; 619 struct wm8350_power power; 620 struct wm8350_rtc rtc; 621 struct wm8350_wdt wdt; 622}; 623 624/** 625 * Data to be supplied by the platform to initialise the WM8350. 626 * 627 * @init: Function called during driver initialisation. Should be 628 * used by the platform to configure GPIO functions and similar. 629 * @irq_high: Set if WM8350 IRQ is active high. 630 * @irq_base: Base IRQ for genirq (not currently used). 631 * @gpio_base: Base for gpiolib. 632 */ 633struct wm8350_platform_data { 634 int (*init)(struct wm8350 *wm8350); 635 int irq_high; 636 int irq_base; 637 int gpio_base; 638}; 639 640 641/* 642 * WM8350 device initialisation and exit. 643 */ 644int wm8350_device_init(struct wm8350 *wm8350, int irq, 645 struct wm8350_platform_data *pdata); 646void wm8350_device_exit(struct wm8350 *wm8350); 647 648/* 649 * WM8350 device IO 650 */ 651int wm8350_clear_bits(struct wm8350 *wm8350, u16 reg, u16 mask); 652int wm8350_set_bits(struct wm8350 *wm8350, u16 reg, u16 mask); 653u16 wm8350_reg_read(struct wm8350 *wm8350, int reg); 654int wm8350_reg_write(struct wm8350 *wm8350, int reg, u16 val); 655int wm8350_reg_lock(struct wm8350 *wm8350); 656int wm8350_reg_unlock(struct wm8350 *wm8350); 657int wm8350_block_read(struct wm8350 *wm8350, int reg, int size, u16 *dest); 658int wm8350_block_write(struct wm8350 *wm8350, int reg, int size, u16 *src); 659 660/* 661 * WM8350 internal interrupts 662 */ 663static 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 675static inline void wm8350_free_irq(struct wm8350 *wm8350, int irq, void *data) 676{ 677 free_irq(irq + wm8350->irq_base, data); 678} 679 680static inline void wm8350_mask_irq(struct wm8350 *wm8350, int irq) 681{ 682 disable_irq(irq + wm8350->irq_base); 683} 684 685static inline void wm8350_unmask_irq(struct wm8350 *wm8350, int irq) 686{ 687 enable_irq(irq + wm8350->irq_base); 688} 689 690int wm8350_irq_init(struct wm8350 *wm8350, int irq, 691 struct wm8350_platform_data *pdata); 692int wm8350_irq_exit(struct wm8350 *wm8350); 693 694#endif 695