Exemple #1
0
static int __init aic_of_init(struct device_node *node,
			      struct device_node *parent)
{
	struct irq_chip_generic *gc;
	struct irq_domain *domain;

	if (aic_domain)
		return -EEXIST;

	domain = aic_common_of_init(node, &aic_irq_ops, "atmel-aic",
				    NR_AIC_IRQS);
	if (IS_ERR(domain))
		return PTR_ERR(domain);

	aic_common_irq_fixup(aic_irq_fixups);

	aic_domain = domain;
	gc = irq_get_domain_generic_chip(domain, 0);

	gc->chip_types[0].regs.eoi = AT91_AIC_EOICR;
	gc->chip_types[0].regs.enable = AT91_AIC_IECR;
	gc->chip_types[0].regs.disable = AT91_AIC_IDCR;
	gc->chip_types[0].chip.irq_mask = irq_gc_mask_disable_reg;
	gc->chip_types[0].chip.irq_unmask = irq_gc_unmask_enable_reg;
	gc->chip_types[0].chip.irq_retrigger = aic_retrigger;
	gc->chip_types[0].chip.irq_set_type = aic_set_type;
	gc->chip_types[0].chip.irq_suspend = aic_suspend;
	gc->chip_types[0].chip.irq_resume = aic_resume;
	gc->chip_types[0].chip.irq_pm_shutdown = aic_pm_shutdown;

	aic_hw_init(domain);
	set_handle_irq(aic_handle);

	return 0;
}
Exemple #2
0
static int __init aic5_of_init(struct device_node *node,
			       struct device_node *parent,
			       int nirqs)
{
	struct irq_chip_generic *gc;
	struct irq_domain *domain;
	int nchips;
	int i;

	if (nirqs > NR_AIC5_IRQS)
		return -EINVAL;

	if (aic5_domain)
		return -EEXIST;

	domain = aic_common_of_init(node, &aic5_irq_ops, "atmel-aic5",
				    nirqs);
	if (IS_ERR(domain))
		return PTR_ERR(domain);

	aic_common_irq_fixup(aic5_irq_fixups);

	aic5_domain = domain;
	nchips = aic5_domain->revmap_size / 32;
	for (i = 0; i < nchips; i++) {
		gc = irq_get_domain_generic_chip(domain, i * 32);

		gc->chip_types[0].regs.eoi = AT91_AIC5_EOICR;
		gc->chip_types[0].chip.irq_mask = aic5_mask;
		gc->chip_types[0].chip.irq_unmask = aic5_unmask;
		gc->chip_types[0].chip.irq_retrigger = aic5_retrigger;
		gc->chip_types[0].chip.irq_set_type = aic5_set_type;
		gc->chip_types[0].chip.irq_suspend = aic5_suspend;
		gc->chip_types[0].chip.irq_resume = aic5_resume;
		gc->chip_types[0].chip.irq_pm_shutdown = aic5_pm_shutdown;
	}

	aic5_hw_init(domain);
	set_handle_irq(aic5_handle);

	return 0;
}