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8 * See file CREDITS for list of people who contributed to this
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; either version 2 of
14 * the License, or (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
28 * S3C44B0 CPU specific code
33 #include <asm/hardware.h>
37 int rtc_get (struct rtc_time* tm)
40 tm->tm_year = BCD2BIN(BCDYEAR);
41 tm->tm_mon = BCD2BIN(BCDMON);
42 tm->tm_wday = BCD2BIN(BCDDATE);
43 tm->tm_mday = BCD2BIN(BCDDAY);
44 tm->tm_hour = BCD2BIN(BCDHOUR);
45 tm->tm_min = BCD2BIN(BCDMIN);
46 tm->tm_sec = BCD2BIN(BCDSEC);
49 /* we have to re-read the rtc data because of the "one second deviation" problem */
50 /* see RTC datasheet for more info about it */
51 tm->tm_year = BCD2BIN(BCDYEAR);
52 tm->tm_mon = BCD2BIN(BCDMON);
53 tm->tm_mday = BCD2BIN(BCDDAY);
54 tm->tm_wday = BCD2BIN(BCDDATE);
55 tm->tm_hour = BCD2BIN(BCDHOUR);
56 tm->tm_min = BCD2BIN(BCDMIN);
57 tm->tm_sec = BCD2BIN(BCDSEC);
70 int rtc_set (struct rtc_time* tm)
72 if(tm->tm_year < 2000)
78 BCDYEAR = BIN2BCD(tm->tm_year);
79 BCDMON = BIN2BCD(tm->tm_mon);
80 BCDDAY = BIN2BCD(tm->tm_mday);
81 BCDDATE = BIN2BCD(tm->tm_wday);
82 BCDHOUR = BIN2BCD(tm->tm_hour);
83 BCDMIN = BIN2BCD(tm->tm_min);
84 BCDSEC = BIN2BCD(tm->tm_sec);