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 | ||
