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- /*
- * 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 */
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