Merge branch 'devel-stable' into for-next

[mirror_ubuntu-zesty-kernel.git] / arch / arm / Kconfig

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index df0c609272e56b82cdfa40a2b274d326d704a9bc..1dbb58c1feed13461caadf04038a42fe26657078 100644 (file)
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -52,6 +52,8 @@ config ARM
        select HAVE_MOD_ARCH_SPECIFIC if ARM_UNWIND
        select HAVE_OPROFILE if (HAVE_PERF_EVENTS)
        select HAVE_PERF_EVENTS
+       select HAVE_PERF_REGS
+       select HAVE_PERF_USER_STACK_DUMP
        select HAVE_REGS_AND_STACK_ACCESS_API
        select HAVE_SYSCALL_TRACEPOINTS
        select HAVE_UID16
@@ -482,6 +484,7 @@ config ARCH_IXP4XX
        bool "IXP4xx-based"
        depends on MMU
        select ARCH_HAS_DMA_SET_COHERENT_MASK
+       select ARCH_SUPPORTS_BIG_ENDIAN
        select ARCH_REQUIRE_GPIOLIB
        select CLKSRC_MMIO
        select CPU_XSCALE
@@ -1545,6 +1548,32 @@ config MCPM
          for (multi-)cluster based systems, such as big.LITTLE based
          systems.
 
+config BIG_LITTLE
+       bool "big.LITTLE support (Experimental)"
+       depends on CPU_V7 && SMP
+       select MCPM
+       help
+         This option enables support selections for the big.LITTLE
+         system architecture.
+
+config BL_SWITCHER
+       bool "big.LITTLE switcher support"
+       depends on BIG_LITTLE && MCPM && HOTPLUG_CPU
+       select CPU_PM
+       select ARM_CPU_SUSPEND
+       help
+         The big.LITTLE "switcher" provides the core functionality to
+         transparently handle transition between a cluster of A15's
+         and a cluster of A7's in a big.LITTLE system.
+
+config BL_SWITCHER_DUMMY_IF
+       tristate "Simple big.LITTLE switcher user interface"
+       depends on BL_SWITCHER && DEBUG_KERNEL
+       help
+         This is a simple and dummy char dev interface to control
+         the big.LITTLE switcher core code.  It is meant for
+         debugging purposes only.
+
 choice
        prompt "Memory split"
        default VMSPLIT_3G