| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame^] | 1 | /* |
| 2 | * linux/drivers/i2c/chips/rtc8564.h |
| 3 | * |
| 4 | * Copyright (C) 2002-2004 Stefan Eletzhofer |
| 5 | * |
| 6 | * based on linux/drivers/acron/char/pcf8583.h |
| 7 | * Copyright (C) 2000 Russell King |
| 8 | * |
| 9 | * This program is free software; you can redistribute it and/or modify |
| 10 | * it under the terms of the GNU General Public License version 2 as |
| 11 | * published by the Free Software Foundation. |
| 12 | */ |
| 13 | struct rtc_tm { |
| 14 | unsigned char secs; |
| 15 | unsigned char mins; |
| 16 | unsigned char hours; |
| 17 | unsigned char mday; |
| 18 | unsigned char mon; |
| 19 | unsigned short year; /* xxxx 4 digits :) */ |
| 20 | unsigned char wday; |
| 21 | unsigned char vl; |
| 22 | }; |
| 23 | |
| 24 | struct mem { |
| 25 | unsigned int loc; |
| 26 | unsigned int nr; |
| 27 | unsigned char *data; |
| 28 | }; |
| 29 | |
| 30 | #define RTC_GETDATETIME 0 |
| 31 | #define RTC_SETTIME 1 |
| 32 | #define RTC_SETDATETIME 2 |
| 33 | #define RTC_GETCTRL 3 |
| 34 | #define RTC_SETCTRL 4 |
| 35 | #define MEM_READ 5 |
| 36 | #define MEM_WRITE 6 |
| 37 | |
| 38 | #define RTC8564_REG_CTRL1 0x0 /* T 0 S 0 | T 0 0 0 */ |
| 39 | #define RTC8564_REG_CTRL2 0x1 /* 0 0 0 TI/TP | AF TF AIE TIE */ |
| 40 | #define RTC8564_REG_SEC 0x2 /* VL 4 2 1 | 8 4 2 1 */ |
| 41 | #define RTC8564_REG_MIN 0x3 /* x 4 2 1 | 8 4 2 1 */ |
| 42 | #define RTC8564_REG_HR 0x4 /* x x 2 1 | 8 4 2 1 */ |
| 43 | #define RTC8564_REG_DAY 0x5 /* x x 2 1 | 8 4 2 1 */ |
| 44 | #define RTC8564_REG_WDAY 0x6 /* x x x x | x 4 2 1 */ |
| 45 | #define RTC8564_REG_MON_CENT 0x7 /* C x x 1 | 8 4 2 1 */ |
| 46 | #define RTC8564_REG_YEAR 0x8 /* 8 4 2 1 | 8 4 2 1 */ |
| 47 | #define RTC8564_REG_AL_MIN 0x9 /* AE 4 2 1 | 8 4 2 1 */ |
| 48 | #define RTC8564_REG_AL_HR 0xa /* AE 4 2 1 | 8 4 2 1 */ |
| 49 | #define RTC8564_REG_AL_DAY 0xb /* AE x 2 1 | 8 4 2 1 */ |
| 50 | #define RTC8564_REG_AL_WDAY 0xc /* AE x x x | x 4 2 1 */ |
| 51 | #define RTC8564_REG_CLKOUT 0xd /* FE x x x | x x FD1 FD0 */ |
| 52 | #define RTC8564_REG_TCTL 0xe /* TE x x x | x x FD1 FD0 */ |
| 53 | #define RTC8564_REG_TIMER 0xf /* 8 bit binary */ |
| 54 | |
| 55 | /* Control reg */ |
| 56 | #define RTC8564_CTRL1_TEST1 (1<<3) |
| 57 | #define RTC8564_CTRL1_STOP (1<<5) |
| 58 | #define RTC8564_CTRL1_TEST2 (1<<7) |
| 59 | |
| 60 | #define RTC8564_CTRL2_TIE (1<<0) |
| 61 | #define RTC8564_CTRL2_AIE (1<<1) |
| 62 | #define RTC8564_CTRL2_TF (1<<2) |
| 63 | #define RTC8564_CTRL2_AF (1<<3) |
| 64 | #define RTC8564_CTRL2_TI_TP (1<<4) |
| 65 | |
| 66 | /* CLKOUT frequencies */ |
| 67 | #define RTC8564_FD_32768HZ (0x0) |
| 68 | #define RTC8564_FD_1024HZ (0x1) |
| 69 | #define RTC8564_FD_32 (0x2) |
| 70 | #define RTC8564_FD_1HZ (0x3) |
| 71 | |
| 72 | /* Timer CTRL */ |
| 73 | #define RTC8564_TD_4096HZ (0x0) |
| 74 | #define RTC8564_TD_64HZ (0x1) |
| 75 | #define RTC8564_TD_1HZ (0x2) |
| 76 | #define RTC8564_TD_1_60HZ (0x3) |
| 77 | |
| 78 | #define I2C_DRIVERID_RTC8564 0xf000 |