As of commit 
69e173eb57d1f4848f070c83456096ba5d2ba1b4, CONFIG_OF_LIBFDT
needs to be selected in defconfig instead of board specific header file.
Hence enable CONFIG_OF_LIBFDT in defconfig.
Signed-off-by: Akshay Bhat <akshay.bhat@timesys.com>
 CONFIG_CMD_GPIO=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_STMICRO=y
+CONFIG_OF_LIBFDT=y
 
 CONFIG_CMD_GPIO=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_STMICRO=y
+CONFIG_OF_LIBFDT=y
 
 CONFIG_CMD_GPIO=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_STMICRO=y
+CONFIG_OF_LIBFDT=y
 
 #define CONFIG_ENV_SPI_MODE            CONFIG_SF_DEFAULT_MODE
 #define CONFIG_ENV_SPI_MAX_HZ          CONFIG_SF_DEFAULT_SPEED
 
-#define CONFIG_OF_LIBFDT
-
 #ifndef CONFIG_SYS_DCACHE_OFF
 #define CONFIG_CMD_CACHE
 #endif