EMIF_SYSTEM_OCP_INTERRUPT_STATUS
interrupts = readl(base + EMIF_SYSTEM_OCP_INTERRUPT_STATUS);
writel(interrupts, base + EMIF_SYSTEM_OCP_INTERRUPT_STATUS);
writel(readl(base + EMIF_SYSTEM_OCP_INTERRUPT_STATUS),
base + EMIF_SYSTEM_OCP_INTERRUPT_STATUS);