-console=ttyAMA0,115200 kgdboc=ttyAMA0,115200 console=tty1 root=/dev/mmcblk0p2 rootwait
+console=ttyAMA0,115200 kgdboc=ttyAMA0,115200 console=tty1 consoleblank=0 root=/dev/mmcblk0p2 rootwait