diff options
Diffstat (limited to 'drivers/rtc/s3c44b0_rtc.c')
-rw-r--r-- | drivers/rtc/s3c44b0_rtc.c | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/drivers/rtc/s3c44b0_rtc.c b/drivers/rtc/s3c44b0_rtc.c deleted file mode 100644 index de7898c..0000000 --- a/drivers/rtc/s3c44b0_rtc.c +++ /dev/null @@ -1,84 +0,0 @@ -/* - * (C) Copyright 2004 - * DAVE Srl - * http://www.dave-tech.it - * http://www.wawnet.biz - * mailto:info@wawnet.biz - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -/* - * S3C44B0 CPU specific code - */ - -#include <common.h> -#include <command.h> -#include <asm/hardware.h> -#include <rtc.h> - -int rtc_get (struct rtc_time* tm) -{ - RTCCON |= 1; - tm->tm_year = bcd2bin(BCDYEAR); - tm->tm_mon = bcd2bin(BCDMON); - tm->tm_wday = bcd2bin(BCDDATE); - tm->tm_mday = bcd2bin(BCDDAY); - tm->tm_hour = bcd2bin(BCDHOUR); - tm->tm_min = bcd2bin(BCDMIN); - tm->tm_sec = bcd2bin(BCDSEC); - - if (tm->tm_sec==0) { - /* we have to re-read the rtc data because of the "one second deviation" problem */ - /* see RTC datasheet for more info about it */ - tm->tm_year = bcd2bin(BCDYEAR); - tm->tm_mon = bcd2bin(BCDMON); - tm->tm_mday = bcd2bin(BCDDAY); - tm->tm_wday = bcd2bin(BCDDATE); - tm->tm_hour = bcd2bin(BCDHOUR); - tm->tm_min = bcd2bin(BCDMIN); - tm->tm_sec = bcd2bin(BCDSEC); - } - - RTCCON &= ~1; - - if(tm->tm_year >= 70) - tm->tm_year += 1900; - else - tm->tm_year += 2000; - - return 0; -} - -int rtc_set (struct rtc_time* tm) -{ - if(tm->tm_year < 2000) - tm->tm_year -= 1900; - else - tm->tm_year -= 2000; - - RTCCON |= 1; - BCDYEAR = bin2bcd(tm->tm_year); - BCDMON = bin2bcd(tm->tm_mon); - BCDDAY = bin2bcd(tm->tm_mday); - BCDDATE = bin2bcd(tm->tm_wday); - BCDHOUR = bin2bcd(tm->tm_hour); - BCDMIN = bin2bcd(tm->tm_min); - BCDSEC = bin2bcd(tm->tm_sec); - RTCCON &= 1; - - return 0; -} - -void rtc_reset (void) -{ - RTCCON |= 1; - BCDYEAR = 0; - BCDMON = 0; - BCDDAY = 0; - BCDDATE = 0; - BCDHOUR = 0; - BCDMIN = 0; - BCDSEC = 0; - RTCCON &= 1; -} |