From 012771d88adfb5e0886591880041f05fc8b15bdd Mon Sep 17 00:00:00 2001 From: wdenk Date: Fri, 8 Mar 2002 21:31:05 +0000 Subject: Initial revision --- include/mk48t59.h | 64 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100644 include/mk48t59.h (limited to 'include/mk48t59.h') diff --git a/include/mk48t59.h b/include/mk48t59.h new file mode 100644 index 000000000..03c992e06 --- /dev/null +++ b/include/mk48t59.h @@ -0,0 +1,64 @@ +/* + * (C) Copyright 2001 Sysgo Real-Time Solutions, GmbH + * Andreas Heppel + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* + * Date & Time support for the MK48T59 RTC + */ + + +#if defined(CONFIG_RTC_MK48T59) && (CONFIG_COMMANDS & CFG_CMD_DATE) + +#define RTC_PORT_ADDR0 CFG_ISA_IO + 0x70 +#define RTC_PORT_ADDR1 RTC_PORT_ADDR0 + 0x1 +#define RTC_PORT_DATA CFG_ISA_IO + 0x76 + +/* RTC Offsets */ +#define RTC_SECONDS 0x1FF9 +#define RTC_MINUTES 0x1FFA +#define RTC_HOURS 0x1FFB +#define RTC_DAY_OF_WEEK 0x1FFC +#define RTC_DAY_OF_MONTH 0x1FFD +#define RTC_MONTH 0x1FFE +#define RTC_YEAR 0x1FFF + +#define RTC_CONTROLA 0x1FF8 +#define RTC_CA_WRITE 0x80 +#define RTC_CA_READ 0x40 +#define RTC_CA_CALIB_SIGN 0x20 +#define RTC_CA_CALIB_MASK 0x1f + +#define RTC_CONTROLB 0x1FF9 +#define RTC_CB_STOP 0x80 + +#define RTC_WATCHDOG 0x1FF7 +#define RTC_WDS 0x80 +#define RTC_WD_RB_16TH 0x0 +#define RTC_WD_RB_4TH 0x1 +#define RTC_WD_RB_1 0x2 +#define RTC_WD_RB_4 0x3 + +void rtc_set_watchdog(short multi, short res); +void *nvram_read(void *dest, const short src, size_t count); +void nvram_write(short dest, const void *src, size_t count); + +#endif -- cgit v1.2.3