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avr32: add generic ioremap_wc() definition in io.h 

Need generic ioremap_wc(), or can not pass compiling with allmodconfig,
the related error:

    CC [M]  drivers/gpu/drm/drm_bufs.o
  drivers/gpu/drm/drm_bufs.c: In function 'drm_addmap_core':
  drivers/gpu/drm/drm_bufs.c:217: error: implicit declaration of function 'ioremap_wc'
  drivers/gpu/drm/drm_bufs.c:218: warning: assignment makes pointer from integer without a cast

Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com>
Acked-by: Hans-Christian Egtvedt <hegtvedt@cisco.com>
This commit is contained in:
Chen Gang 2014-02-16 19:39:30 +08:00 committed by Hans-Christian Egtvedt
parent 8d80390cfc
commit 1bbce4f3d1
1 changed files with 2 additions and 0 deletions
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2
arch/avr32/include/asm/io.h
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@ -295,6 +295,8 @@ extern void __iounmap(void __iomem *addr);
#define iounmap(addr) \
__iounmap(addr)
#define ioremap_wc ioremap_nocache
#define cached(addr) P1SEGADDR(addr)
#define uncached(addr) P2SEGADDR(addr)