54 lines
1.2 KiB
C
54 lines
1.2 KiB
C
/* linux/arch/arm/plat-samsung/include/plat/samsung-time.h
|
|
*
|
|
* Copyright 2011 Samsung Electronics Co., Ltd.
|
|
* http://www.samsung.com/
|
|
*
|
|
* Header file for samsung s3c and s5p time support
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#ifndef __ASM_PLAT_SAMSUNG_TIME_H
|
|
#define __ASM_PLAT_SAMSUNG_TIME_H __FILE__
|
|
|
|
/* SAMSUNG HR-Timer Clock mode */
|
|
enum samsung_timer_mode {
|
|
SAMSUNG_PWM0,
|
|
SAMSUNG_PWM1,
|
|
SAMSUNG_PWM2,
|
|
SAMSUNG_PWM3,
|
|
SAMSUNG_PWM4,
|
|
};
|
|
|
|
struct samsung_timer_source {
|
|
unsigned int event_id;
|
|
unsigned int source_id;
|
|
};
|
|
|
|
/* Be able to sleep for atleast 4 seconds (usually more) */
|
|
#define SAMSUNG_TIMER_MIN_RANGE 4
|
|
|
|
#if defined(CONFIG_ARCH_S3C24XX) || defined(CONFIG_ARCH_S5PC100)
|
|
#define TCNT_MAX 0xffff
|
|
#define TSCALER_DIV 25
|
|
#define TDIV 50
|
|
#define TSIZE 16
|
|
#else
|
|
#define TCNT_MAX 0xffffffff
|
|
#define TSCALER_DIV 2
|
|
#define TDIV 2
|
|
#define TSIZE 32
|
|
#endif
|
|
|
|
#define NON_PERIODIC 0
|
|
#define PERIODIC 1
|
|
|
|
extern void __init samsung_set_timer_source(enum samsung_timer_mode event,
|
|
enum samsung_timer_mode source);
|
|
|
|
extern void __init samsung_timer_init(void);
|
|
|
|
#endif /* __ASM_PLAT_SAMSUNG_TIME_H */
|