RISC-V U-Boot reimplements the generic io functions from asm-generic/io.h. Remove the redundant implementation and include the generic io.h instead.
Signed-off-by: Lukas Auer lukas.auer@aisec.fraunhofer.de Reviewed-by: Bin Meng bmeng.cn@gmail.com Reviewed-by: Rick Chen rick@andestech.com ---
Changes in v4: None Changes in v3: None Changes in v2: None
arch/riscv/include/asm/io.h | 31 +++---------------------------- 1 file changed, 3 insertions(+), 28 deletions(-)
diff --git a/arch/riscv/include/asm/io.h b/arch/riscv/include/asm/io.h index d01ed5bc9f..acf5a96449 100644 --- a/arch/riscv/include/asm/io.h +++ b/arch/riscv/include/asm/io.h @@ -17,16 +17,6 @@ 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) - #ifdef CONFIG_ARCH_MAP_SYSMEM static inline void *map_sysmem(phys_addr_t paddr, unsigned long len) { @@ -49,24 +39,6 @@ static inline phys_addr_t map_to_sysmem(const void *ptr) } #endif
-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); -} - /* * Generic virtual read/write. Note that we don't support half-word * read/writes. We define __arch_*[bl] here, and leave __arch_*w @@ -484,4 +456,7 @@ out:
#endif /* __mem_isa */ #endif /* __KERNEL__ */ + +#include <asm-generic/io.h> + #endif /* __ASM_RISCV_IO_H */