[ARM] 5489/1: ARM errata: Data written to the L2 cache can be overwritten with stale...
commit0516e4643cd22fc9f535aef02ad1de66c382c93b
authorCatalin Marinas <catalin.marinas@arm.com>
Thu, 30 Apr 2009 16:06:20 +0000 (30 17:06 +0100)
committerRussell King <rmk+kernel@arm.linux.org.uk>
Thu, 30 Apr 2009 19:13:00 +0000 (30 20:13 +0100)
tree8b82945aa5f1ef825656aed2580cacafcd829ac3
parent855c551f5b8cc3815d58e1056c1f1e7c461e2d24
[ARM] 5489/1: ARM errata: Data written to the L2 cache can be overwritten with stale data

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>
arch/arm/Kconfig
arch/arm/mm/proc-v7.S