1 #ifndef __ASM_MACH_BMIPS_IOREMAP_H 2 #define __ASM_MACH_BMIPS_IOREMAP_H 3 4 #include <linux/types.h> 5 6 static inline phys_addr_t fixup_bigphys_addr(phys_addr_t phys_addr, phys_addr_t size) 7 { 8 return phys_addr; 9 } 10 11 static inline int is_bmips_internal_registers(phys_addr_t offset) 12 { 13 if (offset >= 0xfff80000) 14 return 1; 15 16 return 0; 17 } 18 19 static inline void __iomem *plat_ioremap(phys_addr_t offset, unsigned long size, 20 unsigned long flags) 21 { 22 if (is_bmips_internal_registers(offset)) 23 return (void __iomem *)offset; 24 25 return NULL; 26 } 27 28 static inline int plat_iounmap(const volatile void __iomem *addr) 29 { 30 return is_bmips_internal_registers((unsigned long)addr); 31 } 32 33 #endif /* __ASM_MACH_BMIPS_IOREMAP_H */ 34