/* * FILE NAME ite_gpio.h * * BRIEF MODULE DESCRIPTION * Generic gpio. * * Author: MontaVista Software, Inc. <source@mvista.com> * Hai-Pao Fan <haipao@mvista.com> * * Copyright 2001 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 __ITE_GPIO_H #define __ITE_GPIO_H #include <linux/ioctl.h> struct ite_gpio_ioctl_data { __u32 device; __u32 mask; __u32 data; }; #define ITE_GPIO_IOCTL_BASE 'Z' #define ITE_GPIO_IN _IOWR(ITE_GPIO_IOCTL_BASE, 0, struct ite_gpio_ioctl_data) #define ITE_GPIO_OUT _IOW (ITE_GPIO_IOCTL_BASE, 1, struct ite_gpio_ioctl_data) #define ITE_GPIO_INT_CTRL _IOW (ITE_GPIO_IOCTL_BASE, 2, struct ite_gpio_ioctl_data) #define ITE_GPIO_IN_STATUS _IOW (ITE_GPIO_IOCTL_BASE, 3, struct ite_gpio_ioctl_data) #define ITE_GPIO_OUT_STATUS _IOW (ITE_GPIO_IOCTL_BASE, 4, struct ite_gpio_ioctl_data) #define ITE_GPIO_GEN_CTRL _IOW (ITE_GPIO_IOCTL_BASE, 5, struct ite_gpio_ioctl_data) #define ITE_GPIO_INT_WAIT _IOW (ITE_GPIO_IOCTL_BASE, 6, struct ite_gpio_ioctl_data) #define ITE_GPIO_PORTA 0x01 #define ITE_GPIO_PORTB 0x02 #define ITE_GPIO_PORTC 0x04 extern int ite_gpio_in(__u32 device, __u32 mask, volatile __u32 *data); extern int ite_gpio_out(__u32 device, __u32 mask, __u32 data); extern int ite_gpio_int_ctrl(__u32 device, __u32 mask, __u32 data); extern int ite_gpio_in_status(__u32 device, __u32 mask, volatile __u32 *data); extern int ite_gpio_out_status(__u32 device, __u32 mask, __u32 data); extern int ite_gpio_gen_ctrl(__u32 device, __u32 mask, __u32 data); extern int ite_gpio_int_wait(__u32 device, __u32 mask, __u32 data); #endif