Change I2C-bus for XGX

The new Broadcom SDK maps the I2C-bus to a different id,
hence the board file must be updated. This commit also
sets the 'hasEthWan' parameter to 1 like the other fiber
demarcation products.

iopsys-brcm63xx-arm/base-files/etc/board-db/boards/XGX

@@ -3,7 +3,7 @@ config board 'board'
 	# Specs
 	option hasAdsl '0'
 	option hasVdsl '0'
-	option hasEthWan '0'
+	option hasEthWan '1'
 	option hasVoice '0'
 	option hasDect '0'
 	option hasUsb '1'
@@ -14,7 +14,7 @@ config board 'board'
 	# Voice
 	option VoicePorts '0'
 	# SFP
-	option sfpBus '/dev/i2c-0'
+	option sfpBus '/dev/i2c-1'
 	# Ethernet
 	option ethernetPorts '5'
 	option ethernetWanPort 'eth4'