armvirt: add EFI support

EFI booting is used on newer machines compatible with the
Arm SystemReady specifications.

This commit restructures armvirt into a more 'generic'
target similar to x86.

See https://github.com/openwrt/openwrt/pull/4956
for a history of this port.

Signed-off-by: Mathew McBride <matt@traverse.com.au>

target/linux/armvirt/base-files/etc/board.d/01_led

@@ -0,0 +1,19 @@
+#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+. /lib/functions/uci-defaults.sh
+
+board_config_update
+
+board=$(board_name)
+
+case "$board" in
+traverse,ten64)
+	ucidef_set_led_netdev "sfp1" "SFP 1" "ten64:green:sfp1:down" "eth8" "link tx rx"
+	ucidef_set_led_netdev "sfp2" "SFP 2" "ten64:green:sfp2:up" "eth9" "link tx rx"
+	;;
+esac
+
+board_config_flush
+
+exit 0

target/linux/armvirt/base-files/etc/board.d/02_network

@@ -0,0 +1,18 @@
+#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+. /lib/functions/system.sh
+. /lib/functions/uci-defaults.sh
+
+board_config_update
+
+case "$(board_name)" in
+	traverse,ten64)
+		ucidef_set_interface_lan "eth0 eth1 eth2 eth3"
+		ucidef_set_interface_wan "eth6"
+		;;
+esac
+
+board_config_flush
+
+exit 0

target/linux/armvirt/base-files/etc/board.d/03_gpio_switches

@@ -0,0 +1,23 @@
+#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+. /lib/functions/uci-defaults.sh
+
+board_config_update
+
+board=$(board_name)
+
+case "$board" in
+traverse,ten64)
+	ucidef_add_gpio_switch "lte_reset" "Cell Modem Reset" "376"
+	ucidef_add_gpio_switch "lte_power" "Cell Modem Power" "377"
+	ucidef_add_gpio_switch "lte_disable" "Cell Modem Airplane mode" "378"
+	ucidef_add_gpio_switch "gnss_disable" "Cell Modem Disable GNSS receiver" "379"
+	ucidef_add_gpio_switch "lower_sfp_txidsable" "Lower SFP+ TX Disable" "369"
+	ucidef_add_gpio_switch "upper_sfp_txdisable" "Upper SFP+ TX Disable" "373"
+	;;
+esac
+
+board_config_flush
+
+exit 0