ARM: S5PV210: Update Kconfig and Makefile for supporting CPUFREQ driver

This patch adds ARCH_HAS_CPUFREQ in arch/arm/Kconfig for S5PV210,
and updates mach-s5pv210/Makefile for supporting build CPUFREQ driver.

Signed-off-by: Jaecheol Lee <jc.lee@samsung.com>
Signed-off-by: Sangbeom Kim <sbkim73@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

arch/arm/Kconfig

@@ -721,6 +721,7 @@ config ARCH_S5PV210
 	select GENERIC_GPIO
 	select HAVE_CLK
 	select ARM_L1_CACHE_SHIFT_6
+	select ARCH_HAS_CPUFREQ
 	select ARCH_USES_GETTIMEOFFSET
 	select HAVE_S3C2410_I2C
 	select HAVE_S3C_RTC

arch/arm/mach-s5pv210/Makefile

@@ -15,6 +15,7 @@ obj-				:=
 obj-$(CONFIG_CPU_S5PV210)	+= cpu.o init.o clock.o dma.o gpiolib.o
 obj-$(CONFIG_CPU_S5PV210)	+= setup-i2c0.o
 obj-$(CONFIG_S5PV210_PM)	+= pm.o sleep.o
+obj-$(CONFIG_CPU_FREQ)		+= cpufreq.o
 
 # machine support