diff options
Diffstat (limited to 'include/asm-arm/arch-mxc/gpio.h')
-rw-r--r-- | include/asm-arm/arch-mxc/gpio.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/include/asm-arm/arch-mxc/gpio.h b/include/asm-arm/arch-mxc/gpio.h new file mode 100644 index 000000000000..d393e15f5a6b --- /dev/null +++ b/include/asm-arm/arch-mxc/gpio.h | |||
@@ -0,0 +1,42 @@ | |||
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 | |||
22 | #include <asm/hardware.h> | ||
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 | |||
30 | #define gpio_to_irq(gpio) (MXC_MAX_INT_LINES + (gpio)) | ||
31 | #define irq_to_gpio(irq) ((irq) - MXC_MAX_INT_LINES) | ||
32 | |||
33 | struct mxc_gpio_port { | ||
34 | void __iomem *base; | ||
35 | int irq; | ||
36 | int virtual_irq_start; | ||
37 | struct gpio_chip chip; | ||
38 | }; | ||
39 | |||
40 | int mxc_gpio_init(struct mxc_gpio_port*, int); | ||
41 | |||
42 | #endif | ||