REG_BYTES_PER_IRQ_WORD   72 drivers/irqchip/irq-bcm6345-l1.c #define REG_BYTES_PER_IRQ_WORD	(sizeof(u32) * 2)
REG_BYTES_PER_IRQ_WORD   32 drivers/irqchip/irq-bcm7038-l1.c #define REG_BYTES_PER_IRQ_WORD	(sizeof(u32) * 4)