[ARM] 5489/1: ARM errata: Data written to the L2 cache can be overwritten with stale data

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This patch is a workaround for the 460075 Cortex-A8 (r2p0) erratum. It
configures the L2 cache auxiliary control register so that the Write
Allocate mode for the L2 cache is disabled.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

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Catalin Marinas 2009-04-30 17:06:20 +01:00 • committed by Russell King

parent 855c551f5b

commit 0516e4643c

2 changed files with 17 additions and 0 deletions

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12

arch/arm/Kconfig

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5

arch/arm/mm/proc-v7.S

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