| /* |
| * 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 */ |
