1/*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License.  See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * RTC routines for Jazz style attached Dallas chip.
7 *
8 * Copyright (C) 1998, 2001 by Ralf Baechle
9 */
10#include <linux/mc146818rtc.h>
11#include <asm/io.h>
12#include <asm/jazz.h>
13
14static unsigned char jazz_rtc_read_data(unsigned long addr)
15{
16	outb_p(addr, RTC_PORT(0));
17	return *(char *)JAZZ_RTC_BASE;
18}
19
20static void jazz_rtc_write_data(unsigned char data, unsigned long addr)
21{
22	outb_p(addr, RTC_PORT(0));
23	*(char *)JAZZ_RTC_BASE = data;
24}
25
26static int jazz_rtc_bcd_mode(void)
27{
28	return 0;
29}
30
31struct rtc_ops jazz_rtc_ops = {
32	&jazz_rtc_read_data,
33	&jazz_rtc_write_data,
34	&jazz_rtc_bcd_mode
35};
36