projects / GitHub / mt8127 / android_kernel_alcatel_ttab.git / blame
| Commit | Line | Data |
|---|---|---|
| a37c8875 | 1 | #ifndef _ASM_POWERPC_MC146818RTC_H |
| 2 | #define _ASM_POWERPC_MC146818RTC_H | |
| 6b9269ab | 3 | |
| 1da177e4 LT |
4 | /* |
| 5 | * Machine dependent access functions for RTC registers. | |
| 6 | * | |
| 7 | * This program is free software; you can redistribute it and/or | |
| 8 | * modify it under the terms of the GNU General Public License | |
| 9 | * as published by the Free Software Foundation; either version | |
| 10 | * 2 of the License, or (at your option) any later version. | |
| 11 | */ | |
| 6b9269ab JL |
12 | |
| 13 | #ifdef __KERNEL__ | |
| 1da177e4 LT |
14 | |
| 15 | #include <asm/io.h> | |
| 16 | ||
| 17 | #ifndef RTC_PORT | |
| 18 | #define RTC_PORT(x) (0x70 + (x)) | |
| 19 | #define RTC_ALWAYS_BCD 1 /* RTC operates in binary mode */ | |
| 20 | #endif | |
| 21 | ||
| 22 | /* | |
| 23 | * The yet supported machines all access the RTC index register via | |
| 24 | * an ISA port access but the way to access the date register differs ... | |
| 25 | */ | |
| 26 | #define CMOS_READ(addr) ({ \ | |
| 27 | outb_p((addr),RTC_PORT(0)); \ | |
| 28 | inb_p(RTC_PORT(1)); \ | |
| 29 | }) | |
| 30 | #define CMOS_WRITE(val, addr) ({ \ | |
| 31 | outb_p((addr),RTC_PORT(0)); \ | |
| 32 | outb_p((val),RTC_PORT(1)); \ | |
| 33 | }) | |
| 34 | ||
| 6b9269ab | 35 | #endif /* __KERNEL__ */ |
| a37c8875 | 36 | #endif /* _ASM_POWERPC_MC146818RTC_H */ |