u-boot/arch/arm/include/asm/imx-common/gpio.h
Stefano Babic 5fecb36ca0 MX: Set a common gpio.h for all i.MX
Each i.MX has its own gpio.h, defining the same structure.
The internal GPIO controller has the same layout
(at least for the register used by u-boot) and can be shared.

Signed-off-by: Stefano Babic <sbabic@denx.de>
Tested-by: Matt Sealey <matt@genesi-usa.com>
2012-09-01 14:58:27 +02:00

39 lines
1.2 KiB
C

/*
* Copyright (C) 2011
* Stefano Babic, DENX Software Engineering, <sbabic@denx.de>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* 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 program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* 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., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifndef __ASM_ARCH_IMX_GPIO_H
#define __ASM_ARCH_IMX_GPIO_H
#if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__))
/* GPIO registers */
struct gpio_regs {
u32 gpio_dr; /* data */
u32 gpio_dir; /* direction */
u32 gpio_psr; /* pad satus */
};
#endif
#define IMX_GPIO_NR(port, index) ((((port)-1)*32)+((index)&31))
#endif