(void *)hw->dpmbase = ioremap((unsigned long)S514_mem_base_addr,
(unsigned long)MAX_SIZEOF_S514_MEMORY);
/* map the physical control register memory to virtual memory */
(void *)hw->dpmbase = ioremap((unsigned long)S514_mem_base_addr,
(unsigned long)MAX_SIZEOF_S514_MEMORY);
/* map the physical control register memory to virtual memory */