Convert the blackfin architecture to make use of the new asm-generic/io.h to provide address mapping functions. As the generic implementations are suitable for blackfin this is primarily a matter of removing code.
Feedback from architecture maintainers is welcome.
Signed-off-by: Paul Burton paul.burton@imgtec.com Cc: Sonic Zhang sonic.adi@gmail.com ---
arch/blackfin/include/asm/io.h | 31 ++----------------------------- 1 file changed, 2 insertions(+), 29 deletions(-)
diff --git a/arch/blackfin/include/asm/io.h b/arch/blackfin/include/asm/io.h index d3337e4..dad8ac6 100644 --- a/arch/blackfin/include/asm/io.h +++ b/arch/blackfin/include/asm/io.h @@ -20,35 +20,6 @@ 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); -} - -/* * These are for ISA/PCI shared memory _only_ and should never be used * on any other type of memory, including Zorro memory. They are meant to * access the bus in the bus byte order which is little-endian!. @@ -223,6 +194,8 @@ extern void cf_outb(unsigned char val, volatile unsigned char *addr);
#endif
+#include <asm-generic/io.h> + #endif /* __KERNEL__ */
#endif