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authorStuart Yoder <stuart.yoder@nxp.com>2016-04-20 17:57:34 +0200
committerShawn Guo <shawnguo@kernel.org>2016-04-27 04:11:58 +0200
commit211102d85f71dc5a01dde771e3f833f60b494661 (patch)
tree267d8131264f87270c184b945ebd4a14673acdc7 /arch/arm64/configs/defconfig
parentarm64: defconfig: cleanup the defconfig (diff)
downloadlinux-211102d85f71dc5a01dde771e3f833f60b494661.tar.xz
linux-211102d85f71dc5a01dde771e3f833f60b494661.zip
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>
Diffstat (limited to 'arch/arm64/configs/defconfig')
-rw-r--r--arch/arm64/configs/defconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
index 248c242282db..e8bc2639179d 100644
--- a/arch/arm64/configs/defconfig
+++ b/arch/arm64/configs/defconfig
@@ -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