Dear Paul,
On 01/10/2016 16:19, Paul Burton wrote:
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__ */
tested on mcf5307 amcore board.
Acked-by: Angelo Dureghello angelo@sysam.it Tested-by: Angelo Dureghello angelo@sysam.it
many thanks, Best regards, Angelo Dureghello