LXR linux/include/linux/platform

   1/*
   2 * DMTIMER platform data for TI OMAP platforms
   3 *
   4 * Copyright (C) 2012 Texas Instruments
   5 * Author: Jon Hunter <jon-hunter@ti.com>
   6 *
   7 * This program is free software; you can redistribute it and/or modify it
   8 * under the terms of the GNU General Public License version 2 as published by
   9 * the Free Software Foundation.
  10 *
  11 * This program is distributed in the hope that it will be useful, but WITHOUT
  12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  14 * more details.
  15 *
  16 * You should have received a copy of the GNU General Public License along with
  17 * this program.  If not, see <http://www.gnu.org/licenses/>.
  18 */
  19
  20#ifndef __PLATFORM_DATA_DMTIMER_OMAP_H__
  21#define __PLATFORM_DATA_DMTIMER_OMAP_H__
  22
  23struct omap_dm_timer_ops {
  24        struct omap_dm_timer *(*request_by_node)(struct device_node *np);
  25        struct omap_dm_timer *(*request_specific)(int timer_id);
  26        struct omap_dm_timer *(*request)(void);
  27
  28        int     (*free)(struct omap_dm_timer *timer);
  29
  30        void    (*enable)(struct omap_dm_timer *timer);
  31        void    (*disable)(struct omap_dm_timer *timer);
  32
  33        int     (*get_irq)(struct omap_dm_timer *timer);
  34        int     (*set_int_enable)(struct omap_dm_timer *timer,
  35                                  unsigned int value);
  36        int     (*set_int_disable)(struct omap_dm_timer *timer, u32 mask);
  37
  38        struct clk *(*get_fclk)(struct omap_dm_timer *timer);
  39
  40        int     (*start)(struct omap_dm_timer *timer);
  41        int     (*stop)(struct omap_dm_timer *timer);
  42        int     (*set_source)(struct omap_dm_timer *timer, int source);
  43
  44        int     (*set_load)(struct omap_dm_timer *timer, int autoreload,
  45                            unsigned int value);
  46        int     (*set_match)(struct omap_dm_timer *timer, int enable,
  47                             unsigned int match);
  48        int     (*set_pwm)(struct omap_dm_timer *timer, int def_on,
  49                           int toggle, int trigger);
  50        int     (*set_prescaler)(struct omap_dm_timer *timer, int prescaler);
  51
  52        unsigned int (*read_counter)(struct omap_dm_timer *timer);
  53        int     (*write_counter)(struct omap_dm_timer *timer,
  54                                 unsigned int value);
  55        unsigned int (*read_status)(struct omap_dm_timer *timer);
  56        int     (*write_status)(struct omap_dm_timer *timer,
  57                                unsigned int value);
  58};
  59
  60struct dmtimer_platform_data {
  61        /* set_timer_src - Only used for OMAP1 devices */
  62        int (*set_timer_src)(struct platform_device *pdev, int source);
  63        u32 timer_capability;
  64        u32 timer_errata;
  65        int (*get_context_loss_count)(struct device *);
  66        const struct omap_dm_timer_ops *timer_ops;
  67};
  68
  69#endif /* __PLATFORM_DATA_DMTIMER_OMAP_H__ */
  70