sh: se7780 PCI support.

Add support for the SH7780 PCIC on the Solution Engine 7780,
missing from the previous board-support patch.

Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.zh@hitachi.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
3 files changed