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arm64: ioremap: add ioremap_cache macro 

Add ioremap_cache macro, because some code will test if this macro
is defined or not, and will generate a generric version if not defined,
for example, memremap.c do like this.

Signed-off-by: yalin wang <yalin.wang2010@gmail.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
This commit is contained in:
yalin wang 2015-10-12 10:28:18 +08:00 committed by Catalin Marinas
parent 83040123fd
commit 1b6d7f8742
1 changed files with 1 additions and 0 deletions
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arch/arm64/include/asm/io.h
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@ -172,6 +172,7 @@ extern void __iomem *ioremap_cache(phys_addr_t phys_addr, size_t size);
#define ioremap_wc(addr, size) __ioremap((addr), (size), __pgprot(PROT_NORMAL_NC)) #define ioremap_wc(addr, size) __ioremap((addr), (size), __pgprot(PROT_NORMAL_NC))
#define ioremap_wt(addr, size) __ioremap((addr), (size), __pgprot(PROT_DEVICE_nGnRE)) #define ioremap_wt(addr, size) __ioremap((addr), (size), __pgprot(PROT_DEVICE_nGnRE))
#define iounmap __iounmap #define iounmap __iounmap
#define ioremap_cache ioremap_cache
/* /*
* io{read,write}{16,32}be() macros * io{read,write}{16,32}be() macros