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-rw-r--r--arch/arm/mach-omap2/Kconfig12
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index 7309aab305a..0cd25ceadb4 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -128,3 +128,15 @@ config OMAP3_EMU
help
Say Y here to enable debugging hardware of omap3
+config OMAP3_SDRC_AC_TIMING
+ bool "Enable SDRC AC timing register changes"
+ depends on ARCH_OMAP3 && ARCH_OMAP34XX
+ default n
+ help
+ If you know that none of your system initiators will attempt to
+ access SDRAM during CORE DVFS, select Y here. This should boost
+ SDRAM performance at lower CORE OPPs. There are relatively few
+ users who will wish to say yes at this point - almost everyone will
+ wish to say no. Selecting yes without understanding what is
+ going on could result in system crashes;
+