Install prebuild OpenWrt on LS1046ARDB

Commands

#Linux host

#download OpenWrt prebuild image
wget tftp $load_addr openwrt-18.06.8-layerscape-armv8_32b-ls1046ardb-ubifs-firmware.bin

#copy image to tftp folder
cp openwrt-18.06.8-layerscape-armv8_32b-ls1046ardb-ubifs-firmware.bin /tftpboot/

# at ls1046ardb Device COM
# openwrt-18.06.8-layerscape-armv8_32b-ls1046ardb-ubifs-firmware.bin 燒入qspi bank4

=> cpld reset
=> setenv serverip 172.22.31.153
=> dhcp
=> ping 172.22.31.153
=> tftp $load_addr openwrt-18.06.8-layerscape-armv8_32b-ls1046ardb-ubifs-firmware.bin
=> sf probe 0:1
=> sf erase 0 +$filesize && sf write $load_addr 0 $filesize
=> cpld reset altbank

# boot to OpenWrt
ifconfig br-lan 172.22.28.193 netmask 255.255.252.0

#you may connet to Web UI by  http://172.22.28.193/

Reference Link

https://github.com/openwrt/openwrt/tree/openwrt-21.02

https://openwrt.org/docs/guide-user/start

https://openwrt.org/toh/views/toh_fwdownload