| /* 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 */ |
