ARM: EXYNOS: Migrate clock support to common clock framework

Remove Samsung specific clock support in Exynos4/5 and migrate to
use common clock framework.

Reviewed-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Tested-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Reviewed-by: Tomasz Figa <t.figa@samsung.com>
Tested-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
diff --git a/arch/arm/plat-samsung/Kconfig b/arch/arm/plat-samsung/Kconfig
index b708b3e..6cb19c6 100644
--- a/arch/arm/plat-samsung/Kconfig
+++ b/arch/arm/plat-samsung/Kconfig
@@ -25,7 +25,7 @@
 	select PLAT_SAMSUNG
 	select S3C_GPIO_TRACK
 	select S5P_GPIO_DRVSTR
-	select SAMSUNG_CLKSRC
+	select SAMSUNG_CLKSRC if !COMMON_CLK
 	select SAMSUNG_GPIOLIB_4BIT
 	select SAMSUNG_IRQ_VIC_TIMER
 	help
@@ -89,7 +89,7 @@
 	  used by newer systems such as the S3C64XX.
 
 config S5P_CLOCK
-	def_bool (ARCH_S5P64X0 || ARCH_S5PC100 || ARCH_S5PV210 || ARCH_EXYNOS)
+	def_bool (ARCH_S5P64X0 || ARCH_S5PC100 || ARCH_S5PV210)
 	help
 	  Support common clock part for ARCH_S5P and ARCH_EXYNOS SoCs