| wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * (C) Copyright 2001 |
| 3 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
| 4 | * |
| 5 | * See file CREDITS for list of people who contributed to this |
| 6 | * project. |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or |
| 9 | * modify it under the terms of the GNU General Public License as |
| 10 | * published by the Free Software Foundation; either version 2 of |
| 11 | * the License, or (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License |
| 19 | * along with this program; if not, write to the Free Software |
| 20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 21 | * MA 02111-1307 USA |
| 22 | */ |
| 23 | |
| 24 | /* |
| 25 | * Date & Time support for internal RTC of MPC8xx |
| 26 | */ |
| 27 | |
| 28 | /*#define DEBUG*/ |
| 29 | |
| 30 | #include <common.h> |
| 31 | #include <command.h> |
| 32 | #include <rtc.h> |
| 33 | |
| 34 | #if defined(CONFIG_RTC_MPC8xx) && (CONFIG_COMMANDS & CFG_CMD_DATE) |
| 35 | |
| 36 | /* ------------------------------------------------------------------------- */ |
| 37 | |
| 38 | void rtc_get (struct rtc_time *tmp) |
| 39 | { |
| 40 | volatile immap_t *immr = (immap_t *)CFG_IMMR; |
| 41 | ulong tim; |
| 42 | |
| 43 | tim = immr->im_sit.sit_rtc; |
| 44 | |
| 45 | to_tm (tim, tmp); |
| 46 | |
| 47 | debug ( "Get DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n", |
| 48 | tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday, |
| 49 | tmp->tm_hour, tmp->tm_min, tmp->tm_sec); |
| 50 | } |
| 51 | |
| 52 | void rtc_set (struct rtc_time *tmp) |
| 53 | { |
| 54 | volatile immap_t *immr = (immap_t *)CFG_IMMR; |
| 55 | ulong tim; |
| 56 | |
| 57 | debug ( "Set DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n", |
| 58 | tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday, |
| 59 | tmp->tm_hour, tmp->tm_min, tmp->tm_sec); |
| 60 | |
| 61 | tim = mktime (tmp->tm_year, tmp->tm_mon, tmp->tm_mday, |
| 62 | tmp->tm_hour, tmp->tm_min, tmp->tm_sec); |
| 63 | |
| 64 | immr->im_sitk.sitk_rtck = KAPWR_KEY; |
| 65 | immr->im_sit.sit_rtc = tim; |
| 66 | } |
| 67 | |
| 68 | void rtc_reset (void) |
| 69 | { |
| 70 | return; /* nothing to do */ |
| 71 | } |
| 72 | |
| 73 | /* ------------------------------------------------------------------------- */ |
| 74 | |
| 75 | #endif /* CONFIG_RTC_MPC8xx && CFG_CMD_DATE */ |