diff options
Diffstat (limited to 'arch/mips/lib/rtc-std.c')
-rw-r--r-- | arch/mips/lib/rtc-std.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/mips/lib/rtc-std.c b/arch/mips/lib/rtc-std.c new file mode 100644 index 000000000..a601d1879 --- /dev/null +++ b/arch/mips/lib/rtc-std.c @@ -0,0 +1,35 @@ +/* $Id: rtc-std.c,v 1.2 1998/06/25 20:19:16 ralf Exp $ + * + * 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. + * + * RTC routines for PC style attached Dallas chip. + * + * Copyright (C) 1998 by Ralf Baechle + */ +#include <linux/mc146818rtc.h> +#include <asm/io.h> + +static unsigned char std_rtc_read_data(unsigned long addr) +{ + outb_p(addr, RTC_PORT(0)); + return inb_p(RTC_PORT(1)); +} + +static void std_rtc_write_data(unsigned char data, unsigned long addr) +{ + outb_p(addr, RTC_PORT(0)); + outb_p(data, RTC_PORT(1)); +} + +static int std_rtc_bcd_mode(void) +{ + return 1; +} + +struct rtc_ops std_rtc_ops = { + &std_rtc_read_data, + &std_rtc_write_data, + &std_rtc_bcd_mode +}; |