/* * Copyright (C) 2012 ARM Ltd. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program.  If not, see <http://www.gnu.org/licenses/>. */#ifndef __CLKSOURCE_ARM_ARCH_TIMER_H#define __CLKSOURCE_ARM_ARCH_TIMER_H #include <linux/clocksource.h>#include <linux/types.h> #define ARCH_TIMER_CTRL_ENABLE		(1 << 0)#define ARCH_TIMER_CTRL_IT_MASK		(1 << 1)#define ARCH_TIMER_CTRL_IT_STAT		(1 << 2) enum arch_timer_reg {	ARCH_TIMER_REG_CTRL,	ARCH_TIMER_REG_TVAL,}; #define ARCH_TIMER_PHYS_ACCESS		0#define ARCH_TIMER_VIRT_ACCESS		1#define ARCH_TIMER_MEM_PHYS_ACCESS	2#define ARCH_TIMER_MEM_VIRT_ACCESS	3 #ifdef CONFIG_ARM_ARCH_TIMER extern u32 arch_timer_get_rate(void);extern u64 (*arch_timer_read_counter)(void);extern struct timecounter *arch_timer_get_timecounter(void); #else static inline u32 arch_timer_get_rate(void){	return 0;} static inline u64 arch_timer_read_counter(void){	return 0;} static inline struct timecounter *arch_timer_get_timecounter(void){	return NULL;} #endif #endif