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07bd1a6c JB |
1 | /* |
2 | * Copyright 2007 Freescale Semiconductor, Inc. All Rights Reserved. | |
3 | * Copyright 2008 Juergen Beisert, kernel@pengutronix.de | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or | |
6 | * modify it under the terms of the GNU General Public License | |
7 | * as published by the Free Software Foundation; either version 2 | |
8 | * of the License, or (at your option) any later version. | |
9 | * This program is distributed in the hope that it will be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | * GNU General Public License for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License | |
15 | * along with this program; if not, write to the Free Software | |
16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. | |
17 | */ | |
18 | ||
19 | #ifndef __ASM_ARCH_MXC_GPIO_H__ | |
20 | #define __ASM_ARCH_MXC_GPIO_H__ | |
21 | ||
a09e64fb | 22 | #include <mach/hardware.h> |
07bd1a6c JB |
23 | #include <asm-generic/gpio.h> |
24 | ||
25 | /* use gpiolib dispatchers */ | |
26 | #define gpio_get_value __gpio_get_value | |
27 | #define gpio_set_value __gpio_set_value | |
28 | #define gpio_cansleep __gpio_cansleep | |
29 | ||
9d631b83 SH |
30 | #define gpio_to_irq(gpio) (MXC_GPIO_IRQ_START + (gpio)) |
31 | #define irq_to_gpio(irq) ((irq) - MXC_GPIO_IRQ_START) | |
07bd1a6c JB |
32 | |
33 | struct mxc_gpio_port { | |
34 | void __iomem *base; | |
35 | int irq; | |
aa872143 | 36 | int irq_high; |
07bd1a6c JB |
37 | int virtual_irq_start; |
38 | struct gpio_chip chip; | |
910862ec | 39 | u32 both_edges; |
14cb0deb | 40 | spinlock_t lock; |
07bd1a6c JB |
41 | }; |
42 | ||
43 | int mxc_gpio_init(struct mxc_gpio_port*, int); | |
44 | ||
45 | #endif |