drivers/mfd/ab5500-core.h

   1 /*
   2  * Copyright (C) 2011 ST-Ericsson
   3  * License terms: GNU General Public License (GPL) version 2
   4  * Shared definitions and data structures for the AB5500 MFD driver
   5  */
   6
   7 /* Read/write operation values. */
   8 #define AB5500_PERM_RD (0x01)
   9 #define AB5500_PERM_WR (0x02)
  10
  11 /* Read/write permissions. */
  12 #define AB5500_PERM_RO (AB5500_PERM_RD)
  13 #define AB5500_PERM_RW (AB5500_PERM_RD | AB5500_PERM_WR)
  14
  15 #define AB5500_MASK_BASE (0x60)
  16 #define AB5500_MASK_END (0x79)
  17 #define AB5500_CHIP_ID (0x20)
  18
  19 /**
  20  * struct ab5500_reg_range
  21  * @first: the first address of the range
  22  * @last: the last address of the range
  23  * @perm: access permissions for the range
  24  */
  25 struct ab5500_reg_range {
  26         u8 first;
  27         u8 last;
  28         u8 perm;
  29 };
  30
  31 /**
  32  * struct ab5500_i2c_ranges
  33  * @count: the number of ranges in the list
  34  * @range: the list of register ranges
  35  */
  36 struct ab5500_i2c_ranges {
  37         u8 nranges;
  38         u8 bankid;
  39         const struct ab5500_reg_range *range;
  40 };
  41
  42 /**
  43  * struct ab5500_i2c_banks
  44  * @count: the number of ranges in the list
  45  * @range: the list of register ranges
  46  */
  47 struct ab5500_i2c_banks {
  48         u8 nbanks;
  49         const struct ab5500_i2c_ranges *bank;
  50 };
  51
  52 /**
  53  * struct ab5500_bank
  54  * @slave_addr: I2C slave_addr found in AB5500 specification
  55  * @name: Documentation name of the bank. For reference
  56  */
  57 struct ab5500_bank {
  58         u8 slave_addr;
  59         const char *name;
  60 };
  61
  62 static const struct ab5500_bank bankinfo[AB5500_NUM_BANKS] = {
  63         [AB5500_BANK_VIT_IO_I2C_CLK_TST_OTP] = {
  64                 AB5500_ADDR_VIT_IO_I2C_CLK_TST_OTP, "VIT_IO_I2C_CLK_TST_OTP"},
  65         [AB5500_BANK_VDDDIG_IO_I2C_CLK_TST] = {
  66                 AB5500_ADDR_VDDDIG_IO_I2C_CLK_TST, "VDDDIG_IO_I2C_CLK_TST"},
  67         [AB5500_BANK_VDENC] = {AB5500_ADDR_VDENC, "VDENC"},
  68         [AB5500_BANK_SIM_USBSIM] = {AB5500_ADDR_SIM_USBSIM, "SIM_USBSIM"},
  69         [AB5500_BANK_LED] = {AB5500_ADDR_LED, "LED"},
  70         [AB5500_BANK_ADC] = {AB5500_ADDR_ADC, "ADC"},
  71         [AB5500_BANK_RTC] = {AB5500_ADDR_RTC, "RTC"},
  72         [AB5500_BANK_STARTUP] = {AB5500_ADDR_STARTUP, "STARTUP"},
  73         [AB5500_BANK_DBI_ECI] = {AB5500_ADDR_DBI_ECI, "DBI-ECI"},
  74         [AB5500_BANK_CHG] = {AB5500_ADDR_CHG, "CHG"},
  75         [AB5500_BANK_FG_BATTCOM_ACC] = {
  76                 AB5500_ADDR_FG_BATTCOM_ACC, "FG_BATCOM_ACC"},
  77         [AB5500_BANK_USB] = {AB5500_ADDR_USB, "USB"},
  78         [AB5500_BANK_IT] = {AB5500_ADDR_IT, "IT"},
  79         [AB5500_BANK_VIBRA] = {AB5500_ADDR_VIBRA, "VIBRA"},
  80         [AB5500_BANK_AUDIO_HEADSETUSB] = {
  81                 AB5500_ADDR_AUDIO_HEADSETUSB, "AUDIO_HEADSETUSB"},
  82 };
  83
  84 int ab5500_get_register_interruptible_raw(struct ab5500 *ab, u8 bank, u8 reg,
  85         u8 *value);
  86 int ab5500_mask_and_set_register_interruptible_raw(struct ab5500 *ab, u8 bank,
  87         u8 reg, u8 bitmask, u8 bitvalues);