diff options
Diffstat (limited to 'cpu/s3c44b0/cpu.c')
| -rw-r--r-- | cpu/s3c44b0/cpu.c | 77 | 
1 files changed, 0 insertions, 77 deletions
| diff --git a/cpu/s3c44b0/cpu.c b/cpu/s3c44b0/cpu.c index 0c4469137..752191dc4 100644 --- a/cpu/s3c44b0/cpu.c +++ b/cpu/s3c44b0/cpu.c @@ -143,80 +143,3 @@ int dcache_status (void)  {  	return dcache_status();  } - -/* -	RTC stuff -*/ -#include <rtc.h> -#ifndef BCD2HEX -	#define BCD2HEX(n)  ((n>>4)*10+(n&0x0f)) -#endif -#ifndef HEX2BCD -	#define HEX2BCD(x) ((((x) / 10) << 4) + (x) % 10) -#endif - -int rtc_get (struct rtc_time* tm) -{ -	RTCCON |= 1; -	tm->tm_year  = BCD2HEX(BCDYEAR); -	tm->tm_mon   = BCD2HEX(BCDMON); -	tm->tm_wday   = BCD2HEX(BCDDATE); -	tm->tm_mday   = BCD2HEX(BCDDAY); -	tm->tm_hour  = BCD2HEX(BCDHOUR); -	tm->tm_min  = BCD2HEX(BCDMIN); -	tm->tm_sec  = BCD2HEX(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  = BCD2HEX(BCDYEAR); -		tm->tm_mon   = BCD2HEX(BCDMON); -		tm->tm_mday   = BCD2HEX(BCDDAY); -		tm->tm_wday   = BCD2HEX(BCDDATE); -		tm->tm_hour  = BCD2HEX(BCDHOUR); -		tm->tm_min  = BCD2HEX(BCDMIN); -		tm->tm_sec  = BCD2HEX(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 = HEX2BCD(tm->tm_year); -	BCDMON = HEX2BCD(tm->tm_mon); -	BCDDAY = HEX2BCD(tm->tm_mday); -	BCDDATE = HEX2BCD(tm->tm_wday); -	BCDHOUR = HEX2BCD(tm->tm_hour); -	BCDMIN = HEX2BCD(tm->tm_min); -	BCDSEC = HEX2BCD(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; -} |