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wdenkaffae2b2002-08-17 09:36:01 +00001/*
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
Michal Simek871c18d2008-07-14 19:45:37 +020034#if defined(CONFIG_CMD_DATE)
wdenkaffae2b2002-08-17 09:36:01 +000035
36/* ------------------------------------------------------------------------- */
37
Yuri Tikhonovb73a19e2008-03-20 17:56:04 +030038int rtc_get (struct rtc_time *tmp)
wdenkaffae2b2002-08-17 09:36:01 +000039{
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +020040 volatile immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
wdenkaffae2b2002-08-17 09:36:01 +000041 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);
Yuri Tikhonovb73a19e2008-03-20 17:56:04 +030050
51 return 0;
wdenkaffae2b2002-08-17 09:36:01 +000052}
53
Jean-Christophe PLAGNIOL-VILLARDd1e23192008-09-01 23:06:23 +020054int rtc_set (struct rtc_time *tmp)
wdenkaffae2b2002-08-17 09:36:01 +000055{
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +020056 volatile immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
wdenkaffae2b2002-08-17 09:36:01 +000057 ulong tim;
58
59 debug ( "Set DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n",
60 tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday,
61 tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
62
63 tim = mktime (tmp->tm_year, tmp->tm_mon, tmp->tm_mday,
64 tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
65
66 immr->im_sitk.sitk_rtck = KAPWR_KEY;
67 immr->im_sit.sit_rtc = tim;
Jean-Christophe PLAGNIOL-VILLARDd1e23192008-09-01 23:06:23 +020068
69 return 0;
wdenkaffae2b2002-08-17 09:36:01 +000070}
71
72void rtc_reset (void)
73{
74 return; /* nothing to do */
75}
76
Jon Loeliger068b60a2007-07-10 10:27:39 -050077#endif