ip32-rtc.c
上传用户:jlfgdled
上传日期:2013-04-10
资源大小:33168k
文件大小:1k
- /*
- * RTC routines for IP32 style attached Dallas chip.
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2000 Harald Koerfgen
- */
- #include <linux/mc146818rtc.h>
- #include <asm/ip32/mace.h>
- static unsigned char ip32_rtc_read_data(unsigned long addr)
- {
- return (unsigned char) mace_read_8 (MACEISA_RTC_BASE + (addr << 8));
- }
- static void ip32_rtc_write_data(unsigned char data, unsigned long addr)
- {
- mace_write_8 (MACEISA_RTC_BASE + (addr << 8), data);
- }
- static int ip32_rtc_bcd_mode(void)
- {
- return 0;
- }
- struct rtc_ops ip32_rtc_ops = {
- &ip32_rtc_read_data,
- &ip32_rtc_write_data,
- &ip32_rtc_bcd_mode
- };