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unicore32 io: redefine __REG(x) and re-use readl/writel funcs

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-- by advice of Arnd Bergmann

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
GuanXuetao
2011-02-26 21:21:18 +08:00
parent 4517366d87
commit e5abf78b57
13 changed files with 171 additions and 164 deletions
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8
arch/unicore32/include/mach/hardware.h
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@@ -22,13 +22,7 @@
#ifndef __ASSEMBLY__
# define __REG(x) (*((volatile unsigned long *)io_p2v(x)))
# define __PREG(x) (io_v2p((unsigned long)&(x)))
#else
# define __REG(x) io_p2v(x)
# define __PREG(x) io_v2p(x)
# define __REG(x) (void __iomem *)io_p2v(x)
#endif