ARM: EXYNOS: move mct driver to drivers/clocksource

Move the multi core timer (mct) driver to from mach-exynos
to drivers/clocksource and update the Kconfig and makefiles.

Cc: Changhwan Youn <chaos.youn@samsung.com>
Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org>
Reviewed-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

6 files changed, 7 insertions, 9 deletions

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 5b714695b01b..94a062894a10 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1650,7 +1650,7 @@ config LOCAL_TIMERS
         bool "Use local timer interrupts"
         depends on SMP
         default y
-        select HAVE_ARM_TWD if (!ARCH_MSM_SCORPIONMP && !EXYNOS4_MCT)
+        select HAVE_ARM_TWD if (!ARCH_MSM_SCORPIONMP && !CLKSRC_EXYNOS_MCT)
         help
           Enable support for local timers on SMP platforms, rather then the
           legacy IPI broadcast method.  Local timers allows the system
diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig
index 52f51e7b4a0c..b0802eb24d40 100644
--- a/arch/arm/mach-exynos/Kconfig
+++ b/arch/arm/mach-exynos/Kconfig
@@ -79,12 +79,6 @@ config SOC_EXYNOS5440
         help
           Enable EXYNOS5440 SoC support
 
-config EXYNOS4_MCT
-        bool
-        default y
-        help
-          Use MCT (Multi Core Timer) as kernel timers
-
 config EXYNOS_DEV_DMA
         bool
         help
diff --git a/arch/arm/mach-exynos/Makefile b/arch/arm/mach-exynos/Makefile
index 435757e57bb4..daf289b21486 100644
--- a/arch/arm/mach-exynos/Makefile
+++ b/arch/arm/mach-exynos/Makefile
@@ -26,8 +26,6 @@ obj-$(CONFIG_ARCH_EXYNOS)	+= pmu.o
 
 obj-$(CONFIG_SMP)               += platsmp.o headsmp.o
 
-obj-$(CONFIG_EXYNOS4_MCT)       += mct.o
-
 obj-$(CONFIG_HOTPLUG_CPU)       += hotplug.o
 
 # machine support
diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig
index e507ab7df60b..e8c453285151 100644
--- a/drivers/clocksource/Kconfig
+++ b/drivers/clocksource/Kconfig
@@ -67,3 +67,8 @@ config CLKSRC_METAG_GENERIC
         def_bool y if METAG
         help
           This option enables support for the Meta per-thread timers.
+
+config CLKSRC_EXYNOS_MCT
+        def_bool y if ARCH_EXYNOS
+        help
+          Support for Multi Core Timer controller on Exynos SoCs.
diff --git a/drivers/clocksource/Makefile b/drivers/clocksource/Makefile
index 4d8283aec5b5..1c1b15db7c4d 100644
--- a/drivers/clocksource/Makefile
+++ b/drivers/clocksource/Makefile
@@ -19,6 +19,7 @@ obj-$(CONFIG_ARCH_BCM2835)	+= bcm2835_timer.o
 obj-$(CONFIG_SUNXI_TIMER)       += sunxi_timer.o
 obj-$(CONFIG_ARCH_TEGRA)        += tegra20_timer.o
 obj-$(CONFIG_VT8500_TIMER)      += vt8500_timer.o
+obj-$(CONFIG_CLKSRC_EXYNOS_MCT) += exynos_mct.o
 
 obj-$(CONFIG_ARM_ARCH_TIMER)            += arm_arch_timer.o
 obj-$(CONFIG_CLKSRC_METAG_GENERIC)      += metag_generic.o
diff --git a/arch/arm/mach-exynos/mct.c b/drivers/clocksource/exynos_mct.c
index 545c98976e93..545c98976e93 100644
--- a/arch/arm/mach-exynos/mct.c
+++ b/drivers/clocksource/exynos_mct.c