projects / GitHub / mt8127 / android_kernel_alcatel_ttab.git / blame
| Commit | Line | Data |
|---|---|---|
| f2783c15 PM |
1 | /* |
| 2 | * Real-time clock definitions and interfaces | |
| 3 | * | |
| 4 | * Author: Tom Rini <trini@mvista.com> | |
| 5 | * | |
| 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 | |
| 9 | * or implied. | |
| 10 | * | |
| 11 | * Based on: | |
| 12 | * include/asm-m68k/rtc.h | |
| 13 | * | |
| 14 | * Copyright Richard Zidlicky | |
| 15 | * implementation details for genrtc/q40rtc driver | |
| 16 | * | |
| 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) | |
| 20 | * | |
| 21 | * With additional work by Paul Mackerras and Franz Sirl. | |
| 22 | */ | |
| 23 | ||
| 24 | #ifndef __ASM_POWERPC_RTC_H__ | |
| 25 | #define __ASM_POWERPC_RTC_H__ | |
| 26 | ||
| 27 | #ifdef __KERNEL__ | |
| 28 | ||
| 29 | #include <linux/rtc.h> | |
| 30 | ||
| 31 | #include <asm/machdep.h> | |
| 32 | #include <asm/time.h> | |
| 33 | ||
| 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 */ | |
| 37 | ||
| 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 */ | |
| 44 | ||
| 45 | static inline unsigned int get_rtc_time(struct rtc_time *time) | |
| 46 | { | |
| 47 | if (ppc_md.get_rtc_time) | |
| 48 | ppc_md.get_rtc_time(time); | |
| 49 | return RTC_24H; | |
| 50 | } | |
| 51 | ||
| 52 | /* Set the current date and time in the real time clock. */ | |
| 53 | static inline int set_rtc_time(struct rtc_time *time) | |
| 54 | { | |
| b6ba9281 PM |
55 | if (ppc_md.set_rtc_time) |
| 56 | return ppc_md.set_rtc_time(time); | |
| f2783c15 PM |
57 | return -EINVAL; |
| 58 | } | |
| 59 | ||
| 60 | static inline unsigned int get_rtc_ss(void) | |
| 61 | { | |
| 62 | struct rtc_time h; | |
| 63 | ||
| 64 | get_rtc_time(&h); | |
| 65 | return h.tm_sec; | |
| 66 | } | |
| 67 | ||
| 68 | static inline int get_rtc_pll(struct rtc_pll_info *pll) | |
| 69 | { | |
| 70 | return -EINVAL; | |
| 71 | } | |
| 72 | static inline int set_rtc_pll(struct rtc_pll_info *pll) | |
| 73 | { | |
| 74 | return -EINVAL; | |
| 75 | } | |
| 76 | ||
| 77 | #endif /* __KERNEL__ */ | |
| 78 | #endif /* __ASM_POWERPC_RTC_H__ */ |