include/clocksource/samsung_pwm.h

   1 /*
   2  * Copyright (C) 2013 Samsung Electronics Co., Ltd.
   3  *
   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.
   7  *
   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.
  12  *
  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/>.
  15  */
  16 #ifndef __CLOCKSOURCE_SAMSUNG_PWM_H
  17 #define __CLOCKSOURCE_SAMSUNG_PWM_H
  18
  19 #include <linux/spinlock.h>
  20
  21 #define SAMSUNG_PWM_NUM         5
  22
  23 extern spinlock_t samsung_pwm_lock;
  24
  25 struct samsung_pwm_variant {
  26         u8 bits;
  27         u8 div_base;
  28         u8 tclk_mask;
  29         u8 output_mask;
  30         bool has_tint_cstat;
  31 };
  32
  33 void samsung_pwm_clocksource_init(void __iomem *base,
  34                 unsigned int *irqs, struct samsung_pwm_variant *variant);
  35
  36 #endif /* __CLOCKSOURCE_SAMSUNG_PWM_H */