1 /* 2 * arch/arm/mach-at91/include/mach/timex.h 3 * 4 * Copyright (C) 2003 SAN People 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 */ 20 21 #ifndef __ASM_ARCH_TIMEX_H 22 #define __ASM_ARCH_TIMEX_H 23 24 #include <mach/hardware.h> 25 26 #if defined(CONFIG_ARCH_AT91RM9200) 27 28 #define CLOCK_TICK_RATE (AT91_SLOW_CLOCK) 29 30 #elif defined(CONFIG_ARCH_AT91SAM9260) 31 32 #if defined(CONFIG_MACH_USB_A9260) || defined(CONFIG_MACH_QIL_A9260) 33 #define AT91SAM9_MASTER_CLOCK 90000000 34 #else 35 #define AT91SAM9_MASTER_CLOCK 99300000 36 #endif 37 38 #define CLOCK_TICK_RATE (AT91SAM9_MASTER_CLOCK/16) 39 40 #elif defined(CONFIG_ARCH_AT91SAM9261) 41 42 #define AT91SAM9_MASTER_CLOCK 99300000 43 #define CLOCK_TICK_RATE (AT91SAM9_MASTER_CLOCK/16) 44 45 #elif defined(CONFIG_ARCH_AT91SAM9263) 46 47 #if defined(CONFIG_MACH_USB_A9263) 48 #define AT91SAM9_MASTER_CLOCK 90000000 49 #else 50 #define AT91SAM9_MASTER_CLOCK 99959500 51 #endif 52 53 #define CLOCK_TICK_RATE (AT91SAM9_MASTER_CLOCK/16) 54 55 #elif defined(CONFIG_ARCH_AT91SAM9RL) 56 57 #define AT91SAM9_MASTER_CLOCK 100000000 58 #define CLOCK_TICK_RATE (AT91SAM9_MASTER_CLOCK/16) 59 60 #elif defined(CONFIG_ARCH_AT91SAM9G20) 61 62 #define AT91SAM9_MASTER_CLOCK 132096000 63 #define CLOCK_TICK_RATE (AT91SAM9_MASTER_CLOCK/16) 64 65 #elif defined(CONFIG_ARCH_AT91CAP9) 66 67 #define AT91CAP9_MASTER_CLOCK 100000000 68 #define CLOCK_TICK_RATE (AT91CAP9_MASTER_CLOCK/16) 69 70 #elif defined(CONFIG_ARCH_AT91X40) 71 72 #define AT91X40_MASTER_CLOCK 40000000 73 #define CLOCK_TICK_RATE (AT91X40_MASTER_CLOCK) 74 75 #endif 76 77 #endif 78