From: Paul Mundt <lethal@Linux-SH.ORG>

This adds support for the SH7300 as well as the SH5-101/103 processors as well
as specific board support for the RTS7751R2D.

In addition to this, the sh early printk code is gutted so that we use the
generic CONFIG_EARLY_PRINTK interfaces instead.
Signed-off-by: Hiroshi DOYU <Hiroshi_DOYU@montavista.co.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>