2 * Real-time clock definitions and interfaces
4 * Author: Tom Rini <trini@mvista.com>
6 * 2002 (c) MontaVista, Software, Inc. This file is licensed under
7 * the terms of the GNU General Public License version 2. This program
8 * is licensed "as is" without any warranty of any kind, whether express
12 * include/asm-m68k/rtc.h
14 * Copyright Richard Zidlicky
15 * implementation details for genrtc/q40rtc driver
17 * And the old drivers/macintosh/rtc.c which was heavily based on:
18 * Linux/SPARC Real Time Clock Driver
19 * Copyright (C) 1996 Thomas K. Dyas (tdyas@eden.rutgers.edu)
21 * With additional work by Paul Mackerras and Franz Sirl.
24 #ifndef __ASM_POWERPC_RTC_H__
25 #define __ASM_POWERPC_RTC_H__
29 #include <linux/rtc.h>
31 #include <asm/machdep.h>
34 #define RTC_PIE 0x40 /* periodic interrupt enable */
35 #define RTC_AIE 0x20 /* alarm interrupt enable */
36 #define RTC_UIE 0x10 /* update-finished interrupt enable */
38 /* some dummy definitions */
39 #define RTC_BATT_BAD 0x100 /* battery bad */
40 #define RTC_SQWE 0x08 /* enable square-wave output */
41 #define RTC_DM_BINARY 0x04 /* all time/date values are BCD if clear */
42 #define RTC_24H 0x02 /* 24 hour mode - else hours bit 7 means pm */
43 #define RTC_DST_EN 0x01 /* auto switch DST - works f. USA only */
45 static inline unsigned int get_rtc_time(struct rtc_time *time)
47 if (ppc_md.get_rtc_time)
48 ppc_md.get_rtc_time(time);
52 /* Set the current date and time in the real time clock. */
53 static inline int set_rtc_time(struct rtc_time *time)
55 if (ppc_md.set_rtc_time)
56 return ppc_md.set_rtc_time(time);
60 static inline unsigned int get_rtc_ss(void)
68 static inline int get_rtc_pll(struct rtc_pll_info *pll)
72 static inline int set_rtc_pll(struct rtc_pll_info *pll)
77 #endif /* __KERNEL__ */
78 #endif /* __ASM_POWERPC_RTC_H__ */