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| author | Catalin Marinas <catalin.marinas@arm.com> | 2009-04-30 17:06:03 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-04-30 20:12:47 +0100 |
| commit | 9cba3ccc8fe77b67aff2db8f5827d7cb752ce11f (patch) | |
| tree | cb73cbaa3c197180b7f9d829561121197a8c69db /arch/arm/Kconfig | |
| parent | 10993374f84cc1c4100aea9eca7fa154518ffc5e (diff) | |
| download | talos-op-linux-9cba3ccc8fe77b67aff2db8f5827d7cb752ce11f.tar.gz talos-op-linux-9cba3ccc8fe77b67aff2db8f5827d7cb752ce11f.zip | |
[ARM] 5488/1: ARM errata: Invalidation of the Instruction Cache operation can fail
This patch implements the recommended workaround for erratum 411920
(ARM1136, ARM1156, ARM1176).
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/Kconfig')
| -rw-r--r-- | arch/arm/Kconfig | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 99875dd06f50..e28a76bd1793 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -740,6 +740,15 @@ if !MMU source "arch/arm/Kconfig-nommu" endif +config ARM_ERRATA_411920 + bool "ARM errata: Invalidation of the Instruction Cache operation can fail" + depends on CPU_V6 && !SMP + help + Invalidation of the Instruction Cache operation can + fail. This erratum is present in 1136 (before r1p4), 1156 and 1176. + It does not affect the MPCore. This option enables the ARM Ltd. + recommended workaround. + endmenu source "arch/arm/common/Kconfig" |
