arm64: defconfig: enable 48-bit virtual addresses

Some armv8 SoCs (e.g. ls2080a) have physical memory maps with discontiguous
DDR regions that require 48-bit VA to have the linear map cover the entire
range of DDR.

Signed-off-by: Stuart Yoder <stuart.yoder@nxp.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Stuart Yoder 2016-04-20 10:57:34 -05:00 committed by Shawn Guo
parent 7bd2c71bbd
commit 211102d85f

View file

@ -61,6 +61,7 @@ CONFIG_PCI_XGENE=y
CONFIG_PCI_LAYERSCAPE=y
CONFIG_PCI_HISI=y
CONFIG_PCIE_QCOM=y
CONFIG_ARM64_VA_BITS_48=y
CONFIG_SCHED_MC=y
CONFIG_PREEMPT=y
CONFIG_KSM=y