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/*
* Freescale STMP378X Rotary Encoder module pin multiplexing
*
* Author: Drew Benedetti <drewb@embeddedalley.com>
*
* Copyright 2008-2009 Freescale Semiconductor, Inc. All Rights Reserved.
* Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
*/
/*
* The code contained herein is licensed under the GNU General Public
* License. You may obtain a copy of the GNU General Public License
* Version 2 or later at the following locations:
*
* http://www.opensource.org/licenses/gpl-license.html
* http://www.gnu.org/copyleft/gpl.html
*/
#include <linux/kernel.h>
#include <linux/io.h>
#include <linux/module.h>
#include <mach/pins.h>
#include <mach/pinmux.h>
#define ROTARY_FUN PIN_FUN1
#define TITLE "stmp3xxx-rotdec"
int rotdec_pinmux_request(void)
{
int rc = 0;
rc |= stmp3xxx_request_pin(PINID_ROTARYA, ROTARY_FUN, TITLE);
rc |= stmp3xxx_request_pin(PINID_ROTARYB, ROTARY_FUN, TITLE);
return rc;
}
EXPORT_SYMBOL_GPL(rotdec_pinmux_request);
void rotdec_pinmux_free(void)
{
stmp3xxx_release_pin(PINID_ROTARYA, TITLE);
stmp3xxx_release_pin(PINID_ROTARYB, TITLE);
}
EXPORT_SYMBOL_GPL(rotdec_pinmux_free);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Drew Benedetti <drewb@embeddedalley.com>");
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