setting trigger mode 4 for irq 54 failed (gpio_irq_type+0x0/0x1c)

#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <mach/gpio.h>

#define DCLK AT91_PIN_PA22

static irqreturn_t dclk_interrupt(int irq, void *dev_id)
{
printk(KERN_ALERT "dclk");
return IRQ_HANDLED;
}

static int irq_init(void)
{
at91_set_GPIO_periph(DCLK, 0);
at91_set_gpio_input(DCLK, 0);
at91_set_deglitch(DCLK, 1);
request_irq(DCLK, dclk_interrupt, IRQF_TRIGGER_LOW, "dclk", NULL);
return 0;
}

static int __init driver_init(void)
{
printk(KERN_ALERT "INFO: start driver init...\n");
irq_init();
return 0;
}

static void __exit driver_exit(void)
{
free_irq(DCLK, NULL);
printk(KERN_ALERT "INFO: driver exit");
}

module_init(driver_init);
module_exit(driver_exit);
MODULE_LICENSE("GPL");

static irqreturn_t interrupt(int irq, drv_t *dev) {
if (gpio_get_value(dev->irq_pin)) {
schedule_work(&dev->work);
}

return IRQ_HANDLED;
}
...
irq_pin = irq_pins[i];
drv->irq_pin = irq_pin;

at91_set_gpio_input(irq_pin, 1);
at91_set_deglitch(irq_pin, 1);

irq = gpio_to_irq(irq_pin);

if (irq < 0) {
pr_err("cc1101: Unable to get irq numbe, error %d\n", irq);
return irq;
}

ret = request_irq(irq, &interrupt, IRQF_SHARED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, "cc1101", drv);