forked from luck/tmp_suning_uos_patched
2f8163baad
Convert arch/arm includes of mach/gpio.h and asm/gpio.h to linux/gpio.h before we start consolidating the individual platform implementations of the gpio header files. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
41 lines
1.2 KiB
C
41 lines
1.2 KiB
C
/*
|
|
* arch/arm/mach-orion5x/irq.c
|
|
*
|
|
* Core IRQ functions for Marvell Orion System On Chip
|
|
*
|
|
* Maintainer: Tzachi Perelstein <tzachi@marvell.com>
|
|
*
|
|
* 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.
|
|
*/
|
|
#include <linux/gpio.h>
|
|
#include <linux/kernel.h>
|
|
#include <linux/init.h>
|
|
#include <linux/irq.h>
|
|
#include <linux/io.h>
|
|
#include <mach/bridge-regs.h>
|
|
#include <plat/irq.h>
|
|
#include "common.h"
|
|
|
|
static void gpio_irq_handler(unsigned int irq, struct irq_desc *desc)
|
|
{
|
|
BUG_ON(irq < IRQ_ORION5X_GPIO_0_7 || irq > IRQ_ORION5X_GPIO_24_31);
|
|
|
|
orion_gpio_irq_handler((irq - IRQ_ORION5X_GPIO_0_7) << 3);
|
|
}
|
|
|
|
void __init orion5x_init_irq(void)
|
|
{
|
|
orion_irq_init(0, (void __iomem *)MAIN_IRQ_MASK);
|
|
|
|
/*
|
|
* Initialize gpiolib for GPIOs 0-31.
|
|
*/
|
|
orion_gpio_init(0, 32, GPIO_VIRT_BASE, 0, IRQ_ORION5X_GPIO_START);
|
|
irq_set_chained_handler(IRQ_ORION5X_GPIO_0_7, gpio_irq_handler);
|
|
irq_set_chained_handler(IRQ_ORION5X_GPIO_8_15, gpio_irq_handler);
|
|
irq_set_chained_handler(IRQ_ORION5X_GPIO_16_23, gpio_irq_handler);
|
|
irq_set_chained_handler(IRQ_ORION5X_GPIO_24_31, gpio_irq_handler);
|
|
}
|