Just give a try with Leap 15.4, sadly this config still not enabled. ttymxc0:install:/ # cp /proc/config.gz . ttymxc0:install:/ # gunzip config.gz ttymxc0:install:/ # cat config | grep PFUZE # CONFIG_REGULATOR_PFUZE100 is not set ttymxc0:install:/ # uname -a Linux install 5.14.21-150400.22-default #1 SMP PREEMPT_DYNAMIC Wed May 11 06:57:18 UTC 2022 (49db222) aarch64 aarch64 aarch64 GNU/Linux