projects / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 83d290c5 | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
| 012771d8 WD |
2 | /* |
| 3 | * (C) Copyright 2001 Sysgo Real-Time Solutions, GmbH <www.elinos.com> | |
| 4 | * Andreas Heppel <[email protected]> | |
| 012771d8 WD |
5 | */ |
| 6 | ||
| 7 | /* | |
| 8 | * Date & Time support for the MK48T59 RTC | |
| 9 | */ | |
| 10 | ||
| 11 | ||
| 639221c7 | 12 | #if defined(CONFIG_RTC_MK48T59) && defined(CONFIG_CMD_DATE) |
| 012771d8 | 13 | |
| c56289dd | 14 | #define RTC_PORT_ADDR0 0x70 |
| 012771d8 | 15 | #define RTC_PORT_ADDR1 RTC_PORT_ADDR0 + 0x1 |
| c56289dd | 16 | #define RTC_PORT_DATA 0x76 |
| 012771d8 WD |
17 | |
| 18 | /* RTC Offsets */ | |
| 19 | #define RTC_SECONDS 0x1FF9 | |
| 20 | #define RTC_MINUTES 0x1FFA | |
| 21 | #define RTC_HOURS 0x1FFB | |
| 22 | #define RTC_DAY_OF_WEEK 0x1FFC | |
| 23 | #define RTC_DAY_OF_MONTH 0x1FFD | |
| 24 | #define RTC_MONTH 0x1FFE | |
| 25 | #define RTC_YEAR 0x1FFF | |
| 26 | ||
| 27 | #define RTC_CONTROLA 0x1FF8 | |
| 28 | #define RTC_CA_WRITE 0x80 | |
| 29 | #define RTC_CA_READ 0x40 | |
| 30 | #define RTC_CA_CALIB_SIGN 0x20 | |
| 31 | #define RTC_CA_CALIB_MASK 0x1f | |
| 32 | ||
| 33 | #define RTC_CONTROLB 0x1FF9 | |
| 34 | #define RTC_CB_STOP 0x80 | |
| 35 | ||
| 36 | #define RTC_WATCHDOG 0x1FF7 | |
| 37 | #define RTC_WDS 0x80 | |
| 38 | #define RTC_WD_RB_16TH 0x0 | |
| 39 | #define RTC_WD_RB_4TH 0x1 | |
| 40 | #define RTC_WD_RB_1 0x2 | |
| 41 | #define RTC_WD_RB_4 0x3 | |
| 42 | ||
| 43 | void rtc_set_watchdog(short multi, short res); | |
| 44 | void *nvram_read(void *dest, const short src, size_t count); | |
| 45 | void nvram_write(short dest, const void *src, size_t count); | |
| 46 | ||
| 47 | #endif |