minix/drivers/power/tps65950/tps65950.h

   1 #ifndef __TPS65950_H
   2 #define __TPS65950_H
   3
   4 /*
   5  * The chip is so huge it's split into multiple sub-modules, each with 256
   6  * byte register maps on it's own slave addresses. Use ID1, ID2, ... to
   7  * specify which sub-module to communicate with. Each slave address can have
   8  * registers for one or more peripherals.
   9  */
  10
  11 /* Slave Address 0x48 (USB) */
  12 #define ID1 0
  13
  14 /* Slave Address 0x49 (AUDIO_VOICE/GPIO/INTBR/PIH/TEST) */
  15 #define ID2 1
  16
  17 /* Interface Bit Registers (INTBR) */
  18
  19 /* Chip Identifier
  20  *
  21  * When combined to uint32_t, these are the subfields:
  22  *   [31:28] - Silicon version number
  23  *   [27:12] - Part code number
  24  *   [11: 1] - Manufacturer code
  25  *   [    0] - Least-significant bit (LSB)
  26  */
  27 #define IDCODE_7_0_REG 0x85
  28 #define IDCODE_15_8_REG 0x86
  29 #define IDCODE_23_16_REG 0x87
  30 #define IDCODE_31_24_REG 0x88
  31
  32 #define IDCODE_REV_1_0 0x00009002f
  33 #define IDCODE_REV_1_1 0x01009002f
  34 #define IDCODE_REV_1_2 0x03009002f
  35
  36 /* Write 0x49 to UNLOCK_TEST_REG to unlock reading of IDCODE and DIEID */
  37 #define UNLOCK_TEST_REG 0x97
  38 #define UNLOCK_TEST_CODE 0x49
  39
  40
  41 /* Slave Address 0x4a (BCI/MADC/MAIN_CHARGE/PWM01/LED/PWMAB/KEYPAD) */
  42 #define ID3 2
  43
  44
  45 /* Slave Address 0x4b (BACKUP_REG/INT/PM_MASTER/SECURED_REG) */
  46 #define ID4 3
  47
  48 /*
  49  * Real Time Clock
  50  */
  51
  52 #define SECONDS_REG 0x1c
  53 #define MINUTES_REG 0x1d
  54 #define HOURS_REG 0x1e
  55 #define DAYS_REG 0x1f
  56 #define MONTHS_REG 0x20
  57 #define YEARS_REG 0x21
  58
  59 #define RTC_CTRL_REG 0x00000029
  60 #define GET_TIME_BIT 6
  61 #define STOP_RTC_BIT 0
  62
  63 #define RTC_STATUS_REG 0x0000002A
  64 #define RUN_BIT 1
  65
  66 #define NADDRESSES 4
  67
  68 extern endpoint_t bus_endpoint;
  69 extern i2c_addr_t addresses[NADDRESSES];
  70
  71 #endif /* __TPS65950_H */