orion_irq_init
orion_irq_init(1, IRQ_VIRT_BASE + IRQ_MASK_LOW_OFF);
orion_irq_init(33, IRQ_VIRT_BASE + IRQ_MASK_HIGH_OFF);
orion_irq_init(0, IRQ_VIRT_BASE + IRQ_MASK_LOW_OFF);
orion_irq_init(32, IRQ_VIRT_BASE + IRQ_MASK_HIGH_OFF);
orion_irq_init(64, IRQ_VIRT_BASE + IRQ_MASK_ERR_OFF);
orion_irq_init(1, MAIN_IRQ_MASK);
void orion_irq_init(unsigned int irq_start, void __iomem *maskaddr);
IRQCHIP_DECLARE(orion_intc, "marvell,orion-intc", orion_irq_init);