rockbox/firmware/target/coldfire/mpio/ata-mpio.c
Marcin Bukat 28d54c6016 Add MPIO HD200 port - new files
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25725 a1c6a512-1295-4272-9138-f99709370657
2010-04-26 21:40:16 +00:00

57 lines
1.5 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id:$
*
* Copyright (C) 2010 Marcin Bukat
*
* 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 software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "config.h"
#include "cpu.h"
#include <stdbool.h>
#include "kernel.h"
#include "system.h"
#include "power.h"
#include "ata-target.h"
void ata_reset(void)
{
/* GPIO19 */
and_l(~(1<<19), &GPIO_OUT);
sleep(1); /* > 25us */
or_l((1<<19), &GPIO_OUT);
sleep(1); /* > 25us */
}
void ata_enable(bool on)
{
(void)on;
}
/* to be fixed */
bool ata_is_coldstart(void)
{
return true;
}
void ata_device_init(void)
{
/* ATA reset line config */
or_l((1<<19), &GPIO_OUT);
or_l((1<<19), &GPIO_ENABLE);
or_l((1<<19), &GPIO_FUNCTION);
}