Linux v2.6.15-rc6
[pohmelfs.git] / include / linux / ite_gpio.h
blobb123a14292d3f16c64812ab9b29be2c52e185958
1 /*
2 * FILE NAME ite_gpio.h
4 * BRIEF MODULE DESCRIPTION
5 * Generic gpio.
7 * Author: MontaVista Software, Inc. <source@mvista.com>
8 * Hai-Pao Fan <haipao@mvista.com>
10 * Copyright 2001 MontaVista Software Inc.
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.
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.
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.
33 #ifndef __ITE_GPIO_H
34 #define __ITE_GPIO_H
36 #include <linux/ioctl.h>
38 struct ite_gpio_ioctl_data {
39 __u32 device;
40 __u32 mask;
41 __u32 data;
44 #define ITE_GPIO_IOCTL_BASE 'Z'
46 #define ITE_GPIO_IN _IOWR(ITE_GPIO_IOCTL_BASE, 0, struct ite_gpio_ioctl_data)
47 #define ITE_GPIO_OUT _IOW (ITE_GPIO_IOCTL_BASE, 1, struct ite_gpio_ioctl_data)
48 #define ITE_GPIO_INT_CTRL _IOW (ITE_GPIO_IOCTL_BASE, 2, struct ite_gpio_ioctl_data)
49 #define ITE_GPIO_IN_STATUS _IOW (ITE_GPIO_IOCTL_BASE, 3, struct ite_gpio_ioctl_data)
50 #define ITE_GPIO_OUT_STATUS _IOW (ITE_GPIO_IOCTL_BASE, 4, struct ite_gpio_ioctl_data)
51 #define ITE_GPIO_GEN_CTRL _IOW (ITE_GPIO_IOCTL_BASE, 5, struct ite_gpio_ioctl_data)
52 #define ITE_GPIO_INT_WAIT _IOW (ITE_GPIO_IOCTL_BASE, 6, struct ite_gpio_ioctl_data)
54 #define ITE_GPIO_PORTA 0x01
55 #define ITE_GPIO_PORTB 0x02
56 #define ITE_GPIO_PORTC 0x04
58 extern int ite_gpio_in(__u32 device, __u32 mask, volatile __u32 *data);
59 extern int ite_gpio_out(__u32 device, __u32 mask, __u32 data);
60 extern int ite_gpio_int_ctrl(__u32 device, __u32 mask, __u32 data);
61 extern int ite_gpio_in_status(__u32 device, __u32 mask, volatile __u32 *data);
62 extern int ite_gpio_out_status(__u32 device, __u32 mask, __u32 data);
63 extern int ite_gpio_gen_ctrl(__u32 device, __u32 mask, __u32 data);
64 extern int ite_gpio_int_wait(__u32 device, __u32 mask, __u32 data);
66 #endif