board: ns3: kconfig: extend board kconfig with specific commands

Extend Kconfig for the board with board-specific commands selection.

Signed-off-by: Vladimir Olovyannikov <vladimir.olovyannikov@broadcom.com>
Signed-off-by: Rayagonda Kokatanur <rayagonda.kokatanur@broadcom.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/board/broadcom/bcmns3/Kconfig b/board/broadcom/bcmns3/Kconfig
index 8ce21f9..cb73f98 100644
--- a/board/broadcom/bcmns3/Kconfig
+++ b/board/broadcom/bcmns3/Kconfig
@@ -12,4 +12,11 @@
 config SYS_CONFIG_NAME
 	default "bcm_ns3"
 
+config CMD_BCM_EXT_UTILS
+	bool "Enable Broadcom-specific U-Boot commands"
+	default y
+	help
+	  Enable Broadcom specific U-Boot commands such as error log setup
+	  command or any other commands specific to NS3 platform.
+
 endif