ARM: 7947/1: Make pgtbl macro more robust

[firefly-linux-kernel-4.4.55.git] / arch / arm / Kconfig-nommu

diff --git a/arch/arm/Kconfig-nommu b/arch/arm/Kconfig-nommu
index c859495da48046e7b0427845ed265535f3f2aa3d..aed66d5df7f1546ac48cf93ee9c4f2aeb91d5b76 100644 (file)
--- a/arch/arm/Kconfig-nommu
+++ b/arch/arm/Kconfig-nommu
@@ -50,3 +50,15 @@ config REMAP_VECTORS_TO_RAM
          Otherwise, say 'y' here.  In this case, the kernel will require
          external support to redirect the hardware exception vectors to
          the writable versions located at DRAM_BASE.
+
+config ARM_MPU
+       bool 'Use the ARM v7 PMSA Compliant MPU'
+       depends on CPU_V7
+       default y
+       help
+         Some ARM systems without an MMU have instead a Memory Protection
+         Unit (MPU) that defines the type and permissions for regions of
+         memory.
+
+         If your CPU has an MPU then you should choose 'y' here unless you
+         know that you do not want to use the MPU.