Exynos: Clock.c: Use CONFIG_SYS_CLK_FREQ macro

CONFIG_SYS_CLK_FREQ_C210 macro giving notion of S5PC2XX (Exynos4)
architecture. Replace CONFIG_SYS_CLK_FREQ_C210 with CONFIG_SYS_CLK_FREQ
to make it generic for exynos architecture.

Signed-off-by: Chander Kashyap <chander.kashyap@linaro.org>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
diff --git a/include/configs/s5pc210_universal.h b/include/configs/s5pc210_universal.h
index be000cb..8286680 100644
--- a/include/configs/s5pc210_universal.h
+++ b/include/configs/s5pc210_universal.h
@@ -49,6 +49,7 @@
 
 /* input clock of PLL: Universal has 24MHz input clock at EXYNOS4210 */
 #define CONFIG_SYS_CLK_FREQ_C210	24000000
+#define CONFIG_SYS_CLK_FREQ		CONFIG_SYS_CLK_FREQ_C210
 
 #define CONFIG_SETUP_MEMORY_TAGS
 #define CONFIG_CMDLINE_TAG
diff --git a/include/configs/trats.h b/include/configs/trats.h
index acb3241..10f11d9 100644
--- a/include/configs/trats.h
+++ b/include/configs/trats.h
@@ -49,6 +49,7 @@
 
 /* input clock of PLL: TRATS has 24MHz input clock at EXYNOS4210 */
 #define CONFIG_SYS_CLK_FREQ_C210	24000000
+#define CONFIG_SYS_CLK_FREQ		CONFIG_SYS_CLK_FREQ_C210
 
 #define CONFIG_SETUP_MEMORY_TAGS
 #define CONFIG_CMDLINE_TAG