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ARM: OMAP4: Use WARN_ON() instead of BUG_ON() with graceful exit 

OMAP4 L2X0 initialisation code uses BUG_ON() for the ioremap()
failure scenarios.

Use WARN_ON() instead and allow graceful function exits.

This was suggsted by Kevin Hilman <khilman@ti.com> during
OMAP4 PM code review.

Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Acked-by: Jean Pihet <j-pihet@ti.com>
Reviewed-by: Kevin Hilman <khilman@ti.com>
Tested-by: Vishwanath BS <vishwanath.bs@ti.com>
Signed-off-by: Kevin Hilman <khilman@ti.com>
This commit is contained in:
Santosh Shilimkar 2011-03-03 17:36:52 +05:30 committed by Kevin Hilman
parent deee6d5359
commit 0db1803e4e
1 changed files with 2 additions and 1 deletions
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3
arch/arm/mach-omap2/omap4-common.c
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@ -72,7 +72,8 @@ static int __init omap_l2_cache_init(void)
/* Static mapping, never released */
l2cache_base = ioremap(OMAP44XX_L2CACHE_BASE, SZ_4K);
BUG_ON(!l2cache_base);
if (WARN_ON(!l2cache_base))
return -ENOMEM;
/*
* 16-way associativity, parity disabled