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| author | Rob Herring <rob.herring@calxeda.com> | 2012-02-11 01:29:09 +0100 |
|---|---|---|
| committer | Rob Herring <rob.herring@calxeda.com> | 2012-03-07 04:34:40 +0100 |
| commit | 8a52dd4f94abe147bbd4080664817a389c8b6818 (patch) | |
| tree | ea1410f98400ba20dca0224aaf891f0cf823a06c /arch/arm/mach-orion5x/common.h | |
| parent | ARM: davinci: remove unneeded mach/io.h include (diff) | |
| download | linux-8a52dd4f94abe147bbd4080664817a389c8b6818.tar.xz linux-8a52dd4f94abe147bbd4080664817a389c8b6818.zip | |
ARM: orion5x: clean-up mach/io.h
Move orion5x specific mach/io.h parts into common.h.
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Cc: Lennert Buytenhek <kernel@wantstofly.org>
Acked-by: Nicolas Pitre <nico@linaro.org>
Diffstat (limited to 'arch/arm/mach-orion5x/common.h')
| -rw-r--r-- | arch/arm/mach-orion5x/common.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/mach-orion5x/common.h b/arch/arm/mach-orion5x/common.h index d2513ac79ff5..2e6454c8d4ba 100644 --- a/arch/arm/mach-orion5x/common.h +++ b/arch/arm/mach-orion5x/common.h @@ -57,5 +57,14 @@ struct meminfo; struct tag; extern void __init tag_fixup_mem32(struct tag *, char **, struct meminfo *); +/***************************************************************************** + * Helpers to access Orion registers + ****************************************************************************/ +/* + * These are not preempt-safe. Locks, if needed, must be taken + * care of by the caller. + */ +#define orion5x_setbits(r, mask) writel(readl(r) | (mask), (r)) +#define orion5x_clrbits(r, mask) writel(readl(r) & ~(mask), (r)) #endif |