/*
* Copyright (C) 2013 Samsung Electronics Co., 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 __CLOCKSOURCE_SAMSUNG_PWM_H
#define __CLOCKSOURCE_SAMSUNG_PWM_H

#include <linux/spinlock.h>

#define SAMSUNG_PWM_NUM 5

/*
* Following declaration must be in an ifdef due to this symbol being static
* in pwm-samsung driver if the clocksource driver is not compiled in and the
* spinlock is not shared between both drivers.
*/
#ifdef CONFIG_CLKSRC_SAMSUNG_PWM
extern spinlock_t samsung_pwm_lock;
#endif

struct samsung_pwm_variant {
u8 bits;
u8 div_base;
u8 tclk_mask;
u8 output_mask;
bool has_tint_cstat;
};

void samsung_pwm_clocksource_init(void __iomem *base,
unsigned int *irqs, struct samsung_pwm_variant *variant);

#endif /* __CLOCKSOURCE_SAMSUNG_PWM_H */