2 * Copyright (C) 2013 Samsung Electronics Co., Ltd.
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
16 #ifndef __CLOCKSOURCE_SAMSUNG_PWM_H
17 #define __CLOCKSOURCE_SAMSUNG_PWM_H
19 #include <linux/spinlock.h>
21 #define SAMSUNG_PWM_NUM 5
24 * Following declaration must be in an ifdef due to this symbol being static
25 * in pwm-samsung driver if the clocksource driver is not compiled in and the
26 * spinlock is not shared between both drivers.
28 #ifdef CONFIG_CLKSRC_SAMSUNG_PWM
29 extern spinlock_t samsung_pwm_lock;
32 struct samsung_pwm_variant {
40 void samsung_pwm_clocksource_init(void __iomem *base,
41 unsigned int *irqs, struct samsung_pwm_variant *variant);
43 #endif /* __CLOCKSOURCE_SAMSUNG_PWM_H */