board/bsc9131rdb: Add targets for Sysclk 100MHz

BSC9131RDB supports Sysclk
-66MHz if jumper J16 is close (default state)
-100MHz if jumper J16 is open

Add targets
-BSC9131RDB_NAND_SYSCLK100 : for NAND boot at Sysclk 100MHz
-BSC9131RDB_SPIFLASH_SYSCLK100: for SPI boot at Sysclk 100MHz

Signed-off-by: Ramneek Mehresh <ramneek.mehresh@freescale.com>
Signed-off-by: Priyanka Jain <Priyanka.Jain@freescale.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>
diff --git a/include/configs/BSC9131RDB.h b/include/configs/BSC9131RDB.h
index 45e7ec2..8b9b2cd 100644
--- a/include/configs/BSC9131RDB.h
+++ b/include/configs/BSC9131RDB.h
@@ -79,7 +79,11 @@
 #define CONFIG_ENV_OVERWRITE
 
 #define CONFIG_DDR_CLK_FREQ	66666666 /* DDRCLK on 9131 RDB */
+#if defined(CONFIG_SYS_CLK_100)
+#define CONFIG_SYS_CLK_FREQ    100000000 /* SYSCLK for 9131 RDB */
+#else
 #define CONFIG_SYS_CLK_FREQ	66666666 /* SYSCLK for 9131 RDB */
+#endif
 
 #define CONFIG_HWCONFIG
 /*