ARM: bcm: Enable bcm11130 boards

bcm11130
bcm11130_nand

Signed-off-by: Steve Rae <srae@broadcom.com>

board/broadcom/bcm11130/MAINTAINERS

+BCM11130 BOARD
+M:	Steve Rae <srae@broadcom.com>
+S:	Maintained
+F:	board/broadcom/bcm28155_ap/
+F:	include/configs/bcm_ep_board.h
+F:	configs/bcm11130_defconfig

board/broadcom/bcm11130_nand/MAINTAINERS

+BCM11130_NAND BOARD
+M:	Steve Rae <srae@broadcom.com>
+S:	Maintained
+F:	board/broadcom/bcm28155_ap/
+F:	include/configs/bcm_ep_board.h
+F:	configs/bcm11130_nand_defconfig

configs/bcm11130_defconfig

+CONFIG_SYS_EXTRA_OPTIONS="SYS_MMC_ENV_DEV=0"
+CONFIG_ARM=y
+CONFIG_TARGET_BCM28155_AP=y

configs/bcm11130_nand_defconfig

+CONFIG_SYS_EXTRA_OPTIONS="NAND"
+CONFIG_ARM=y
+CONFIG_TARGET_BCM28155_AP=y