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/*
* Author: MontaVista Software, Inc.
* <source@mvista.com>
*
* Based on the OMAP devices.c
*
* 2005 (c) MontaVista Software, Inc. This file is licensed under the
* terms of the GNU General Public License version 2. This program is
* licensed "as is" without any warranty of any kind, whether express
* or implied.
*
* Copyright 2006-2007 Freescale Semiconductor, Inc. All Rights Reserved.
* Copyright 2008 Juergen Beisert, kernel@pengutronix.de
* Copyright 2008 Sascha Hauer, kernel@pengutronix.de
* Copyright (c) 2008 Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
* Copyright (c) 2008 Darius Augulis <darius.augulis@teltonika.lt>
*
* 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., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/gpio.h>
#include <linux/dma-mapping.h>
#include <linux/serial.h>
#include <mach/irqs.h>
#include <mach/hardware.h>
#include <mach/common.h>
#include <mach/mmc.h>
#if defined(CONFIG_ARCH_MX1)
/* GPIO port description */
static struct mxc_gpio_port imx_gpio_ports[] = {
{
.chip.label = "gpio-0",
.base = MX1_IO_ADDRESS(MX1_GPIO_BASE_ADDR),
.irq = MX1_GPIO_INT_PORTA,
.virtual_irq_start = MXC_GPIO_IRQ_START,
}, {
.chip.label = "gpio-1",
.base = MX1_IO_ADDRESS(MX1_GPIO_BASE_ADDR + 0x100),
.irq = MX1_GPIO_INT_PORTB,
.virtual_irq_start = MXC_GPIO_IRQ_START + 32,
}, {
.chip.label = "gpio-2",
.base = MX1_IO_ADDRESS(MX1_GPIO_BASE_ADDR + 0x200),
.irq = MX1_GPIO_INT_PORTC,
.virtual_irq_start = MXC_GPIO_IRQ_START + 64,
}, {
.chip.label = "gpio-3",
.base = MX1_IO_ADDRESS(MX1_GPIO_BASE_ADDR + 0x300),
.irq = MX1_GPIO_INT_PORTD,
.virtual_irq_start = MXC_GPIO_IRQ_START + 96,
}
};
int __init imx1_register_gpios(void)
{
return mxc_gpio_init(imx_gpio_ports, ARRAY_SIZE(imx_gpio_ports));
}
#endif
#if defined(CONFIG_MACH_MX21) || defined(CONFIG_MACH_MX27)
/* GPIO port description */
#define DEFINE_MXC_GPIO_PORT_IRQ(SOC, n, _irq) \
{ \
.chip.label = "gpio-" #n, \
.irq = _irq, \
.base = SOC ## _IO_ADDRESS(MX2x_GPIO_BASE_ADDR + \
n * 0x100), \
.virtual_irq_start = MXC_GPIO_IRQ_START + n * 32, \
}
#define DEFINE_MXC_GPIO_PORT(SOC, n) \
{ \
.chip.label = "gpio-" #n, \
.base = SOC ## _IO_ADDRESS(MX2x_GPIO_BASE_ADDR + \
n * 0x100), \
.virtual_irq_start = MXC_GPIO_IRQ_START + n * 32, \
}
#define DEFINE_MXC_GPIO_PORTS(SOC, pfx) \
static struct mxc_gpio_port pfx ## _gpio_ports[] = { \
DEFINE_MXC_GPIO_PORT_IRQ(SOC, 0, SOC ## _INT_GPIO), \
DEFINE_MXC_GPIO_PORT(SOC, 1), \
DEFINE_MXC_GPIO_PORT(SOC, 2), \
DEFINE_MXC_GPIO_PORT(SOC, 3), \
DEFINE_MXC_GPIO_PORT(SOC, 4), \
DEFINE_MXC_GPIO_PORT(SOC, 5), \
}
#ifdef CONFIG_MACH_MX21
DEFINE_MXC_GPIO_PORTS(MX21, imx21);
int __init imx21_register_gpios(void)
{
return mxc_gpio_init(imx21_gpio_ports, ARRAY_SIZE(imx21_gpio_ports));
}
#endif
#ifdef CONFIG_MACH_MX27
DEFINE_MXC_GPIO_PORTS(MX27, imx27);
int __init imx27_register_gpios(void)
{
return mxc_gpio_init(imx27_gpio_ports, ARRAY_SIZE(imx27_gpio_ports));
}
#endif
#endif
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