Convert the m68k architecture to make use of the new asm-generic/io.h to provide address mapping functions. As the generic implementations are suitable for m68k this is primarily a matter of emoving code.
Feedback from architecture maintainers is welcome.
Signed-off-by: Paul Burton paul.burton@imgtec.com Cc: Huan Wang alison.wang@freescale.com Cc: Angelo Dureghello angelo@sysam.it ---
arch/m68k/include/asm/io.h | 29 +---------------------------- 1 file changed, 1 insertion(+), 28 deletions(-)
diff --git a/arch/m68k/include/asm/io.h b/arch/m68k/include/asm/io.h index 384308b..dfe77f0 100644 --- a/arch/m68k/include/asm/io.h +++ b/arch/m68k/include/asm/io.h @@ -253,33 +253,6 @@ static inline void sync(void) */ }
-/* - * Given a physical address and a length, return a virtual address - * that can be used to access the memory range with the caching - * properties specified by "flags". - */ -#define MAP_NOCACHE (0) -#define MAP_WRCOMBINE (0) -#define MAP_WRBACK (0) -#define MAP_WRTHROUGH (0) - -static inline void *map_physmem(phys_addr_t paddr, unsigned long len, - unsigned long flags) -{ - return (void *)paddr; -} - -/* - * Take down a mapping set up by map_physmem(). - */ -static inline void unmap_physmem(void *vaddr, unsigned long flags) -{ - -} - -static inline phys_addr_t virt_to_phys(void * vaddr) -{ - return (phys_addr_t)(vaddr); -} +#include <asm-generic/io.h>
#endif /* __ASM_M68K_IO_H__ */