mx7_common: Put early/late init configs into board file

CONFIG_BOARD_EARLY_INIT_F and CONFIG_BOARD_LATE_INIT should not be
placed into mx7_common because not all boards need these options.

Move them to the board file instead.

Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
diff --git a/include/configs/mx7dsabresd.h b/include/configs/mx7dsabresd.h
index b8b5b45..988d363 100644
--- a/include/configs/mx7dsabresd.h
+++ b/include/configs/mx7dsabresd.h
@@ -16,6 +16,9 @@
 
 #define CONFIG_MXC_UART_BASE            UART1_IPS_BASE_ADDR
 
+#define CONFIG_BOARD_EARLY_INIT_F
+#define CONFIG_BOARD_LATE_INIT
+
 /* Uncomment to enable secure boot support */
 /* #define CONFIG_SECURE_BOOT */
 #define CONFIG_CSF_SIZE			0x4000