[ARM] 5490/1: ARM errata: Processor deadlock when a false hazard is created
authorCatalin Marinas <catalin.marinas@arm.com>
Thu, 30 Apr 2009 16:06:15 +0000 (17:06 +0100)
committerRussell King <rmk+kernel@arm.linux.org.uk>
Thu, 30 Apr 2009 19:12:59 +0000 (20:12 +0100)
commit855c551f5b8cc3815d58e1056c1f1e7c461e2d24
treec2a84666b3a86c3e5cb5272ed42b802f9411ec33
parent7ce236fcd6fd45b0441a2d49acb2ceb2de2e8a47
[ARM] 5490/1: ARM errata: Processor deadlock when a false hazard is created

This patch adds a workaround for the 458693 Cortex-A8 (r2p0)
erratum. It sets the corresponding bits in the auxiliary control
register so that the PLD instruction becomes a NOP.

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