void __init
imx21_init_irq(void)
{
unsigned int irq;
DEBUG_IRQ("Initializing imx21 interrupts\n");
/* Mask all interrupts initially */
IMR(0) = 0;
IMR(1) = 0;
IMR(2) = 0;
IMR(3) = 0;
IMR(4) = 0;
IMR(5) = 0;
for (irq = 0; irq < IMX21_IRQS; irq++) {
set_irq_chip(irq, &imx21_internal_chip);
set_irq_handler(irq, do_level_IRQ);
set_irq_flags(irq, IRQF_VALID);
}
for (irq = IRQ_GPIOA(0); irq < IRQ_GPIOF(32); irq++) {
set_irq_chip(irq, &imx21_gpio_chip);
set_irq_handler(irq, do_edge_IRQ);
set_irq_flags(irq, IRQF_VALID);
}
set_irq_chained_handler(INT_GPIO, imx21_gpio_handler);
/* Disable all interrupts initially. */
/* In IMX21 this is done in the bootloader. */
}
static void mxt_td60_sdhc1_exit(struct device *dev, void *data)
{
free_irq(IRQ_GPIOF(8), data);
}
static int mxt_td60_sdhc1_init(struct device *dev, irq_handler_t detect_irq,
void *data)
{
return request_irq(IRQ_GPIOF(8), detect_irq, IRQF_TRIGGER_FALLING,
"sdhc1-card-detect", data);
}
