1 // SPDX-License-Identifier: GPL-2.0+
3  * (C) Copyright 2001 Sysgo Real-Time Solutions, GmbH <www.elinos.com>
51 /* ------------------------------------------------------------------------- */
58 	while (count--)  in nvram_read()
69 	while (count--)  in nvram_write()
73 /* ------------------------------------------------------------------------- */
78 	uchar sec, min, hour, mday, wday, mon, year;  in rtc_get()  local
93 	year	= rtc_read (RTC_YEAR);  in rtc_get()
95 	/* re-enable update */  in rtc_get()
100 	printf ( "Get RTC year: %02x mon/cent: %02x mday: %02x wday: %02x "  in rtc_get()
102 		year, mon, mday, wday,  in rtc_get()
105 	tmp->tm_sec  = bcd2bin (sec  & 0x7F);  in rtc_get()
106 	tmp->tm_min  = bcd2bin (min  & 0x7F);  in rtc_get()
107 	tmp->tm_hour = bcd2bin (hour & 0x3F);  in rtc_get()
108 	tmp->tm_mday = bcd2bin (mday & 0x3F);  in rtc_get()
109 	tmp->tm_mon  = bcd2bin (mon & 0x1F);  in rtc_get()
110 	tmp->tm_year = bcd2bin (year);  in rtc_get()
111 	tmp->tm_wday = bcd2bin (wday & 0x07);  in rtc_get()
112 	if(tmp->tm_year<70)  in rtc_get()
113 		tmp->tm_year+=2000;  in rtc_get()
115 		tmp->tm_year+=1900;  in rtc_get()
116 	tmp->tm_yday = 0;  in rtc_get()
117 	tmp->tm_isdst= 0;  in rtc_get()
119 	printf ( "Get DATE: %4d-%02d-%02d (wday=%d)  TIME: %2d:%02d:%02d\n",  in rtc_get()
120 		tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday,  in rtc_get()
121 		tmp->tm_hour, tmp->tm_min, tmp->tm_sec);  in rtc_get()
132 	printf ( "Set DATE: %4d-%02d-%02d (wday=%d)  TIME: %2d:%02d:%02d\n",  in rtc_set()
133 		tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday,  in rtc_set()
134 		tmp->tm_hour, tmp->tm_min, tmp->tm_sec);  in rtc_set()
141 	rtc_write (RTC_YEAR, bin2bcd(tmp->tm_year % 100));  in rtc_set()
142 	rtc_write (RTC_MONTH, bin2bcd(tmp->tm_mon));  in rtc_set()
144 	rtc_write (RTC_DAY_OF_WEEK, bin2bcd(tmp->tm_wday));  in rtc_set()
145 	rtc_write (RTC_DAY_OF_MONTH, bin2bcd(tmp->tm_mday));  in rtc_set()
146 	rtc_write (RTC_HOURS, bin2bcd(tmp->tm_hour));  in rtc_set()
147 	rtc_write (RTC_MINUTES, bin2bcd(tmp->tm_min ));  in rtc_set()
148 	rtc_write (RTC_SECONDS, bin2bcd(tmp->tm_sec ));  in rtc_set()
161 	 * Start oscillator here.  in rtc_reset()