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/*
* Coldfire generic GPIO pinmux support.
*
* (C) Copyright 2009, Steven King <sfking@fdwdc.com>
*
* 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; version 2 of the License.
*
* 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.
*/
#ifndef pinmux_h
#define pinmux_h
#define MCFPINMUX_NONE -1
extern int mcf_pinmux_request(unsigned, unsigned);
extern void mcf_pinmux_release(unsigned, unsigned);
static inline int mcf_pinmux_is_valid(unsigned pinmux)
{
return pinmux != MCFPINMUX_NONE;
}
#endif
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