ROCK PI S v1.2 256MB -- new kernel not booting

I followed the guide in https://wiki.radxa.com/RockpiS/dev/kernel-4.4, new kennel not booting. How to build a kernel that can boot on “ROCK PI S v1.2 256MB” ?

I have same issue .
After updating to new kernel ROCK PI S not booting.

Please use the new ROCK Pi S system images, https://dl.radxa.com/rockpis/images/debian/rockpis_debian_buster_minimal_arm64_20200315_1123-gpt.img.gz or https://dl.radxa.com/rockpis/images/ubuntu/rockpis_ubuntu_bionic_minimal_arm64_20200315_1127-gpt.img.gz.