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author | wdenk <wdenk> | 2002-08-17 09:36:01 (GMT) |
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committer | wdenk <wdenk> | 2002-08-17 09:36:01 (GMT) |
commit | affae2bff825c1a8d2cfeaf7b270188d251d39d2 (patch) | |
tree | e025ca5a84cdcd70cff986e09f89e1aaa360499c /rtc/mpc8xx.c | |
parent | cf356ef708390102d493c53d18fd19a5963c6aa9 (diff) | |
download | u-boot-affae2bff825c1a8d2cfeaf7b270188d251d39d2.tar.xz |
Initial revision
Diffstat (limited to 'rtc/mpc8xx.c')
-rw-r--r-- | rtc/mpc8xx.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/rtc/mpc8xx.c b/rtc/mpc8xx.c new file mode 100644 index 0000000..830e56e --- /dev/null +++ b/rtc/mpc8xx.c @@ -0,0 +1,75 @@ +/* + * (C) Copyright 2001 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* + * Date & Time support for internal RTC of MPC8xx + */ + +/*#define DEBUG*/ + +#include <common.h> +#include <command.h> +#include <rtc.h> + +#if defined(CONFIG_RTC_MPC8xx) && (CONFIG_COMMANDS & CFG_CMD_DATE) + +/* ------------------------------------------------------------------------- */ + +void rtc_get (struct rtc_time *tmp) +{ + volatile immap_t *immr = (immap_t *)CFG_IMMR; + ulong tim; + + tim = immr->im_sit.sit_rtc; + + to_tm (tim, tmp); + + debug ( "Get DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n", + tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday, + tmp->tm_hour, tmp->tm_min, tmp->tm_sec); +} + +void rtc_set (struct rtc_time *tmp) +{ + volatile immap_t *immr = (immap_t *)CFG_IMMR; + ulong tim; + + debug ( "Set DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n", + tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday, + tmp->tm_hour, tmp->tm_min, tmp->tm_sec); + + tim = mktime (tmp->tm_year, tmp->tm_mon, tmp->tm_mday, + tmp->tm_hour, tmp->tm_min, tmp->tm_sec); + + immr->im_sitk.sitk_rtck = KAPWR_KEY; + immr->im_sit.sit_rtc = tim; +} + +void rtc_reset (void) +{ + return; /* nothing to do */ +} + +/* ------------------------------------------------------------------------- */ + +#endif /* CONFIG_RTC_MPC8xx && CFG_CMD_DATE */ |