common/board_f.c: modify the macro to use get_clocks() more common

get_clocks() should not be limited by ESDHC.

Signed-off-by: Gong Qianyu <Qianyu.Gong@freescale.com>
diff --git a/include/configs/T4240RDB.h b/include/configs/T4240RDB.h
index 2e875d2..2c5f800 100644
--- a/include/configs/T4240RDB.h
+++ b/include/configs/T4240RDB.h
@@ -13,6 +13,7 @@
 #define CONFIG_T4240RDB
 #define CONFIG_PHYS_64BIT
 #define CONFIG_DISPLAY_BOARDINFO
+#define CONFIG_FSL_CLK
 
 #define CONFIG_FSL_SATA_V2
 #define CONFIG_PCIE4