kernel-source from home:tiwai:kernel:5.4 project

For standard run the following as root:

zypper addrepo https://download.opensuse.org/repositories/home:tiwai:kernel:5.4/standard/home:tiwai:kernel:5.4.repo
zypper refresh
zypper install kernel-source

For PPC run the following as root:

zypper addrepo https://download.opensuse.org/repositories/home:tiwai:kernel:5.4/PPC/home:tiwai:kernel:5.4.repo
zypper refresh
zypper install kernel-source

For ARM run the following as root:

zypper addrepo https://download.opensuse.org/repositories/home:tiwai:kernel:5.4/ARM/home:tiwai:kernel:5.4.repo
zypper refresh
zypper install kernel-source