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affae2bf WD |
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 */ |