[PATCH -next] arm64: mm: Remove unused declaration early_io_map()

[Yue Haibing]

Commit bf4b558eba92 ("arm64: add early_ioremap support") removed the
implementation but leave declaration.

Signed-off-by: Yue Haibing <yuehaibing at huawei.com>
---
 arch/arm64/include/asm/mmu.h | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/arm64/include/asm/mmu.h b/arch/arm64/include/asm/mmu.h
index 65977c7783c5..fc414cfd337e 100644
--- a/arch/arm64/include/asm/mmu.h
+++ b/arch/arm64/include/asm/mmu.h
@@ -63,7 +63,6 @@ static inline bool arm64_kernel_unmapped_at_el0(void)
 extern void arm64_memblock_init(void);
 extern void paging_init(void);
 extern void bootmem_init(void);
-extern void __iomem *early_io_map(phys_addr_t phys, unsigned long virt);
 extern void create_mapping_noalloc(phys_addr_t phys, unsigned long virt,
 				   phys_addr_t size, pgprot_t prot);
 extern void create_pgd_mapping(struct mm_struct *mm, phys_addr_t phys,
-- 
2.34.1