You need to get the new kernel back on the SDcard to boot it. Something like
ps - good luck with 5.4 - be ready to manually edit your SDcard to revert to 4.4 if your luck is anything like mine, see this thread.
Code:
sudo mount /dev/mmcblk0p7 /mnt/
sudo rsync -ax --delete /boot/ /mnt/boot/
- PinePhone BraveHeart now v1.2b 3/32Gb daily driver, Tow-boot with pmOS/SXMO on eMMC
- PinePhone Pro Explorer Edition, Tow-boot on SPI, Arch/SXMO on eMMC
- ROCKPro64 v2.1 2GB, 16Gb eMMC retired in favour of a fruity upgrade