Let architectures opt into EISA support by selecting HAVE_EISA and
handle everything else in drivers/eisa.
Signed-off-by: NChristoph Hellwig <hch@lst.de>
Acked-by: NThomas Gleixner <tglx@linutronix.de>
Acked-by: NPaul Burton <paul.burton@mips.com>
Signed-off-by: NMasahiro Yamada <yamada.masahiro@socionext.com>