This patch adds the ARM_LPAE and ARCH_PHYS_ADDR_T_64BIT Kconfig entries
allowing LPAE support to be compiled into the kernel.
Signed-off-by: Catalin Marinas<catalin.marinas@xxxxxxx>[...]
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 8493ed0..3ca2d15 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -615,6 +615,19 @@ config IO_36
comment "Processor Features"
+config ARM_LPAE
+ bool "Support for the Large Physical Address Extension"
+ depends on MMU&& CPU_V7
+ help
+ Say Y if you have an ARMv7 processor supporting the LPAE page table
+ format and you would like access memory beyond the 4GB limit.