board: arm:: Add support for Broadcom BCM23550

Add support for the Broadcom BCM23550 board.

Signed-off-by: Steve Rae <srae@broadcom.com>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index e75c4c0..9f78fb0 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -441,6 +441,10 @@
 	select CPU_V7
 	select SUPPORT_SPL
 
+config TARGET_BCM23550_W1D
+	bool "Support bcm23550_w1d"
+	select CPU_V7
+
 config TARGET_BCM28155_AP
 	bool "Support bcm28155_ap"
 	select CPU_V7
@@ -898,6 +902,7 @@
 source "board/armltd/vexpress/Kconfig"
 source "board/armltd/vexpress64/Kconfig"
 source "board/bluegiga/apx4devkit/Kconfig"
+source "board/broadcom/bcm23550_w1d/Kconfig"
 source "board/broadcom/bcm28155_ap/Kconfig"
 source "board/broadcom/bcmcygnus/Kconfig"
 source "board/broadcom/bcmnsp/Kconfig"