New bootloaders for mainline firmware are available at:
https://drive.wrt.moe/uboot/qualcommax
Flash instructions:
1. Write stock mibib:
mtd write ipq8071-xiaomi-*-mibib-stock.bin /dev/mtd1
2. Write new u-boot:
mtd write ipq8071-xiaomi-*-uboot-stock.bin /dev/mtd7
3. Reboot the device, enter web failsafe by pressing the 'reset' button for 5 seconds.
4. Flash *.initramfs-factory.ubi firmware.
5. After ImmortalWrt has booted, perform sysupgrade.
Signed-off-by: Tianling Shen <cnsztl@immortalwrt.org>