ipq40xx: add support for Telco X1 Pro
Telco X1 Pro is a Cat12 LTE-A Pro modem router.
Vendor firmware is based on a recent version of OpenWrt.
Flashing is possible via CLI using sysupgrade -F -n
The serial headers allow bootloader and console access
Serial setting: 115200 8N1
Brief Specifications:
IPQ4019 SoC
32MB flash
512MB RAM
4x gigabit LAN
1x gigabit WAN
Dual-band Wave-2 wifi
2x SMA LTE antenna connectors
2x RP-SMA wifi antennas
1x USB 2.0 port
1x Reset button
Serial headers installed
1x Nano SIM tray
1x Quectel EM-12G LTE-A Pro modem
1x M.2 slot attached to USB 3.0
1x internal micro SD card slot
Signed-off-by: Nicholas Smith <nicholas@nbembedded.com>