/* * FILE NAME gpio.h * * BRIEF MODULE DESCRIPTION * Generic gpio. * * Armin Kuster akuster@mvista.com or source@mvista.com * Sept, 2001 * * Orignial driver * Author: MontaVista Software, Inc. * Frank Rowand * * Copyright 2000 MontaVista Software Inc. * * 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 PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * 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., * 675 Mass Ave, Cambridge, MA 02139, USA. */ #ifndef __PPC405_GPIO_H #define __PPC405_GPIO_H #include #define PPC405GPIO_IOCTL_BASE 'Z' struct ppc405gpio_ioctl_data { __u32 device; __u32 mask; __u32 data; }; #define GPIO_MINOR 185 #define PPC405GPIO_IN _IOWR(PPC405GPIO_IOCTL_BASE, 0, struct ppc405gpio_ioctl_data) #define PPC405GPIO_OUT _IOW (PPC405GPIO_IOCTL_BASE, 1, struct ppc405gpio_ioctl_data) #define PPC405GPIO_OPEN_DRAIN _IOW (PPC405GPIO_IOCTL_BASE, 2, struct ppc405gpio_ioctl_data) #define PPC405GPIO_TRISTATE _IOW (PPC405GPIO_IOCTL_BASE, 3, struct ppc405gpio_ioctl_data) #endif