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-rw-r--r--arch/arm/mm/Kconfig8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index b169e580bf82..cc798115aa9b 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -780,6 +780,14 @@ config CPU_ICACHE_DISABLE
Say Y here to disable the processor instruction cache. Unless
you have a reason not to or are unsure, say N.
+config CPU_ICACHE_MISMATCH_WORKAROUND
+ bool "Workaround for I-Cache line size mismatch between CPU cores"
+ depends on SMP && CPU_V7
+ help
+ Some big.LITTLE systems have I-Cache line size mismatch between
+ LITTLE and big cores. Say Y here to enable a workaround for
+ proper I-Cache support on such systems. If unsure, say N.
+
config CPU_DCACHE_DISABLE
bool "Disable D-Cache (C-bit)"
depends on (CPU_CP15 && !SMP) || CPU_V7M