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/*
* drivers/char/ftimer.h
*
* Copyright (C) 2012 Freescale Semiconductor, Inc. All rights reserved.
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
struct mvf_ftm_request{
unsigned long clocksource;
unsigned long divider;
unsigned short start;
unsigned short end;
};
typedef enum {
FMT0,
FMT1,
FMT_AVAILABLE_CHANNEL
} ftm_channel;
// clock source
#define FTM_PARAM_CLK_NOCLOCK 0x00
#define FTM_PARAM_CLK_SYSTEMCLOCK 0x01
#define FTM_PARAM_CLK_FIXEDFREQ 0x02
#define FTM_PARAM_CLK_EXTERNAL 0x03
// divider
#define FTM_PARAM_DIV_BY_1 0x00
#define FTM_PARAM_DIV_BY_2 0x01
#define FTM_PARAM_DIV_BY_4 0x02
#define FTM_PARAM_DIV_BY_8 0x03
#define FTM_PARAM_DIV_BY_16 0x04
#define FTM_PARAM_DIV_BY_32 0x05
#define FTM_PARAM_DIV_BY_64 0x06
#define FTM_PARAM_DIV_BY_128 0x07
int ftm_alloc_timer( ftm_channel ch);
int ftm_free_timer( int timer_handle);
int ftm_enable_timer( int timer_handle);
int ftm_disable_timer( int timer_handle);
int ftm_read_counter( int timer_handle, unsigned long *counter);
int ftm_param_set( int timer_handle, struct mvf_ftm_request *req, void (*event_handler)(int));
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