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powerpc: use memset_io() to clear CPM Muram

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CPM muram is not cached, so use memset_io() instead of memset()

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Scott Wood <scottwood@freescale.com>
This commit is contained in:
LEROY Christophe 2015-05-19 12:07:46 +02:00 committed by Scott Wood
parent 2f7d2b74a9
commit 934628c7e6
1 changed files with 1 additions and 1 deletions
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arch/powerpc/sysdev/cpm_common.c
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@ -147,7 +147,7 @@ unsigned long cpm_muram_alloc(unsigned long size, unsigned long align)
spin_lock_irqsave(&cpm_muram_lock, flags);
cpm_muram_info.alignment = align;
start = rh_alloc(&cpm_muram_info, size, "commproc");
memset(cpm_muram_addr(start), 0, size);
memset_io(cpm_muram_addr(start), 0, size);
spin_unlock_irqrestore(&cpm_muram_lock, flags);
return start;