include/linux/mfd/ab8500.h

   1 /*
   2  * Copyright (C) ST-Ericsson SA 2010
   3  *
   4  * License Terms: GNU General Public License v2
   5  * Author: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com>
   6  */
   7 #ifndef MFD_AB8500_H
   8 #define MFD_AB8500_H
   9
  10 #include <linux/device.h>
  11
  12 /*
  13  * AB8500 bank addresses
  14  */
  15 #define AB8500_SYS_CTRL1_BLOCK  0x1
  16 #define AB8500_SYS_CTRL2_BLOCK  0x2
  17 #define AB8500_REGU_CTRL1       0x3
  18 #define AB8500_REGU_CTRL2       0x4
  19 #define AB8500_USB              0x5
  20 #define AB8500_TVOUT            0x6
  21 #define AB8500_DBI              0x7
  22 #define AB8500_ECI_AV_ACC       0x8
  23 #define AB8500_RESERVED         0x9
  24 #define AB8500_GPADC            0xA
  25 #define AB8500_CHARGER          0xB
  26 #define AB8500_GAS_GAUGE        0xC
  27 #define AB8500_AUDIO            0xD
  28 #define AB8500_INTERRUPT        0xE
  29 #define AB8500_RTC              0xF
  30 #define AB8500_MISC             0x10
  31 #define AB8500_DEBUG            0x12
  32 #define AB8500_PROD_TEST        0x13
  33 #define AB8500_OTP_EMUL         0x15
  34
  35 /*
  36  * Interrupts
  37  */
  38
  39 #define AB8500_INT_MAIN_EXT_CH_NOT_OK   0
  40 #define AB8500_INT_UN_PLUG_TV_DET       1
  41 #define AB8500_INT_PLUG_TV_DET          2
  42 #define AB8500_INT_TEMP_WARM            3
  43 #define AB8500_INT_PON_KEY2DB_F         4
  44 #define AB8500_INT_PON_KEY2DB_R         5
  45 #define AB8500_INT_PON_KEY1DB_F         6
  46 #define AB8500_INT_PON_KEY1DB_R         7
  47 #define AB8500_INT_BATT_OVV             8
  48 #define AB8500_INT_MAIN_CH_UNPLUG_DET   10
  49 #define AB8500_INT_MAIN_CH_PLUG_DET     11
  50 #define AB8500_INT_USB_ID_DET_F         12
  51 #define AB8500_INT_USB_ID_DET_R         13
  52 #define AB8500_INT_VBUS_DET_F           14
  53 #define AB8500_INT_VBUS_DET_R           15
  54 #define AB8500_INT_VBUS_CH_DROP_END     16
  55 #define AB8500_INT_RTC_60S              17
  56 #define AB8500_INT_RTC_ALARM            18
  57 #define AB8500_INT_BAT_CTRL_INDB        20
  58 #define AB8500_INT_CH_WD_EXP            21
  59 #define AB8500_INT_VBUS_OVV             22
  60 #define AB8500_INT_MAIN_CH_DROP_END     23
  61 #define AB8500_INT_CCN_CONV_ACC         24
  62 #define AB8500_INT_INT_AUD              25
  63 #define AB8500_INT_CCEOC                26
  64 #define AB8500_INT_CC_INT_CALIB         27
  65 #define AB8500_INT_LOW_BAT_F            28
  66 #define AB8500_INT_LOW_BAT_R            29
  67 #define AB8500_INT_BUP_CHG_NOT_OK       30
  68 #define AB8500_INT_BUP_CHG_OK           31
  69 #define AB8500_INT_GP_HW_ADC_CONV_END   32
  70 #define AB8500_INT_ACC_DETECT_1DB_F     33
  71 #define AB8500_INT_ACC_DETECT_1DB_R     34
  72 #define AB8500_INT_ACC_DETECT_22DB_F    35
  73 #define AB8500_INT_ACC_DETECT_22DB_R    36
  74 #define AB8500_INT_ACC_DETECT_21DB_F    37
  75 #define AB8500_INT_ACC_DETECT_21DB_R    38
  76 #define AB8500_INT_GP_SW_ADC_CONV_END   39
  77 #define AB8500_INT_BTEMP_LOW            72
  78 #define AB8500_INT_BTEMP_LOW_MEDIUM     73
  79 #define AB8500_INT_BTEMP_MEDIUM_HIGH    74
  80 #define AB8500_INT_BTEMP_HIGH           75
  81 #define AB8500_INT_USB_CHARGER_NOT_OK   81
  82 #define AB8500_INT_ID_WAKEUP_R          82
  83 #define AB8500_INT_ID_DET_R1R           84
  84 #define AB8500_INT_ID_DET_R2R           85
  85 #define AB8500_INT_ID_DET_R3R           86
  86 #define AB8500_INT_ID_DET_R4R           87
  87 #define AB8500_INT_ID_WAKEUP_F          88
  88 #define AB8500_INT_ID_DET_R1F           90
  89 #define AB8500_INT_ID_DET_R2F           91
  90 #define AB8500_INT_ID_DET_R3F           92
  91 #define AB8500_INT_ID_DET_R4F           93
  92 #define AB8500_INT_USB_CHG_DET_DONE     94
  93 #define AB8500_INT_USB_CH_TH_PROT_F     96
  94 #define AB8500_INT_USB_CH_TH_PROP_R     97
  95 #define AB8500_INT_MAIN_CH_TH_PROP_F    98
  96 #define AB8500_INT_MAIN_CH_TH_PROT_R    99
  97 #define AB8500_INT_USB_CHARGER_NOT_OKF  103
  98
  99 #define AB8500_NR_IRQS                  104
 100 #define AB8500_NUM_IRQ_REGS             13
 101
 102 #define AB8500_NUM_REGULATORS   15
 103
 104 /**
 105  * struct ab8500 - ab8500 internal structure
 106  * @dev: parent device
 107  * @lock: read/write operations lock
 108  * @irq_lock: genirq bus lock
 109  * @revision: chip revision
 110  * @irq: irq line
 111  * @write: register write
 112  * @read: register read
 113  * @rx_buf: rx buf for SPI
 114  * @tx_buf: tx buf for SPI
 115  * @mask: cache of IRQ regs for bus lock
 116  * @oldmask: cache of previous IRQ regs for bus lock
 117  */
 118 struct ab8500 {
 119         struct device   *dev;
 120         struct mutex    lock;
 121         struct mutex    irq_lock;
 122         int             revision;
 123         int             irq_base;
 124         int             irq;
 125         u8              chip_id;
 126
 127         int (*write) (struct ab8500 *a8500, u16 addr, u8 data);
 128         int (*read) (struct ab8500 *a8500, u16 addr);
 129
 130         unsigned long   tx_buf[4];
 131         unsigned long   rx_buf[4];
 132
 133         u8 mask[AB8500_NUM_IRQ_REGS];
 134         u8 oldmask[AB8500_NUM_IRQ_REGS];
 135 };
 136
 137 struct regulator_init_data;
 138
 139 /**
 140  * struct ab8500_platform_data - AB8500 platform data
 141  * @irq_base: start of AB8500 IRQs, AB8500_NR_IRQS will be used
 142  * @init: board-specific initialization after detection of ab8500
 143  * @regulator: machine-specific constraints for regulators
 144  */
 145 struct ab8500_platform_data {
 146         int irq_base;
 147         void (*init) (struct ab8500 *);
 148         struct regulator_init_data *regulator[AB8500_NUM_REGULATORS];
 149 };
 150
 151 extern int __devinit ab8500_init(struct ab8500 *ab8500);
 152 extern int __devexit ab8500_exit(struct ab8500 *ab8500);
 153
 154 #endif /* MFD_AB8500_H */