| 1 |
1276 |
phoenix |
/*
|
| 2 |
|
|
* FILE NAME au1000_gpio.h
|
| 3 |
|
|
*
|
| 4 |
|
|
* BRIEF MODULE DESCRIPTION
|
| 5 |
|
|
* API to Alchemy Au1000 GPIO device.
|
| 6 |
|
|
*
|
| 7 |
|
|
* Author: MontaVista Software, Inc. <source@mvista.com>
|
| 8 |
|
|
* Steve Longerbeam <stevel@mvista.com>
|
| 9 |
|
|
*
|
| 10 |
|
|
* Copyright 2001 MontaVista Software Inc.
|
| 11 |
|
|
*
|
| 12 |
|
|
* This program is free software; you can redistribute it and/or modify it
|
| 13 |
|
|
* under the terms of the GNU General Public License as published by the
|
| 14 |
|
|
* Free Software Foundation; either version 2 of the License, or (at your
|
| 15 |
|
|
* option) any later version.
|
| 16 |
|
|
*
|
| 17 |
|
|
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
|
| 18 |
|
|
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
| 19 |
|
|
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
|
| 20 |
|
|
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
| 21 |
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
| 22 |
|
|
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
|
| 23 |
|
|
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
|
| 24 |
|
|
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
| 25 |
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
| 26 |
|
|
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
| 27 |
|
|
*
|
| 28 |
|
|
* You should have received a copy of the GNU General Public License along
|
| 29 |
|
|
* with this program; if not, write to the Free Software Foundation, Inc.,
|
| 30 |
|
|
* 675 Mass Ave, Cambridge, MA 02139, USA.
|
| 31 |
|
|
*/
|
| 32 |
|
|
|
| 33 |
|
|
#ifndef __AU1000_GPIO_H
|
| 34 |
|
|
#define __AU1000_GPIO_H
|
| 35 |
|
|
|
| 36 |
|
|
#include <linux/ioctl.h>
|
| 37 |
|
|
|
| 38 |
|
|
#define AU1000GPIO_IOC_MAGIC 'A'
|
| 39 |
|
|
|
| 40 |
|
|
#define AU1000GPIO_IN _IOR (AU1000GPIO_IOC_MAGIC, 0, int)
|
| 41 |
|
|
#define AU1000GPIO_SET _IOW (AU1000GPIO_IOC_MAGIC, 1, int)
|
| 42 |
|
|
#define AU1000GPIO_CLEAR _IOW (AU1000GPIO_IOC_MAGIC, 2, int)
|
| 43 |
|
|
#define AU1000GPIO_OUT _IOW (AU1000GPIO_IOC_MAGIC, 3, int)
|
| 44 |
|
|
#define AU1000GPIO_TRISTATE _IOW (AU1000GPIO_IOC_MAGIC, 4, int)
|
| 45 |
|
|
#define AU1000GPIO_AVAIL_MASK _IOR (AU1000GPIO_IOC_MAGIC, 5, int)
|
| 46 |
|
|
|
| 47 |
|
|
#ifdef __KERNEL__
|
| 48 |
|
|
extern u32 get_au1000_avail_gpio_mask(void);
|
| 49 |
|
|
extern int au1000gpio_tristate(u32 data);
|
| 50 |
|
|
extern int au1000gpio_in(u32 *data);
|
| 51 |
|
|
extern int au1000gpio_set(u32 data);
|
| 52 |
|
|
extern int au1000gpio_clear(u32 data);
|
| 53 |
|
|
extern int au1000gpio_out(u32 data);
|
| 54 |
|
|
#endif
|
| 55 |
|
|
|
| 56 |
|
|
#endif
|
