Samsung mach/soc changes for v5.12
Three fixes for S3C24xx: one for building with clang and two for
warnings.
* tag 'samsung-soc-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux:
ARM: s3c: irq-s3c24xx: staticize local functions
ARM: s3c: irq-s3c24xx: include headers for missing declarations
ARM: s3c: fix fiq for clang IAS
Link: https://lore.kernel.org/r/20210211082254.7934-1-krzk@kernel.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>