The r8a7794 support is always compiled using ARCH_MULTIPLATFORM which
selects USE_OF. So #ifdef CONFIG_USE_OF is unnecessary.
Reported-by: NArnd Bergmann <arnd@arndb.de>
Signed-off-by: NSimon Horman <horms+renesas@verge.net.au>

Initial support for the r8a7794 SoC, based on work by Hisashi Nakamura.
Signed-off-by: NUlrich Hecht <ulrich.hecht+renesas@gmail.com>
Acked-by: NMagnus Damm <damm+renesas@opensource.se>
Signed-off-by: NSimon Horman <horms+renesas@verge.net.au>