TI keystone SoC updates for v6.6
Updates:
- Consolidation of files and drop pm_domain.c and keystone.h
* tag 'ti-keystone-soc-for-v6.6' of https://git.kernel.org/pub/scm/linux/kernel/git/ti/linux:
ARM: keystone: Merge PM function into main support file
ARM: keystone: Merge memory.h into the only file that uses it
ARM: keystone: Drop unused includes
Link: https://lore.kernel.org/r/20230814160702.6l2fcujbx33eogap@junction
Signed-off-by: Arnd Bergmann <arnd@arndb.de>