The base addresses used in at91sam926x_board_init() differ with each
SoC. The board knows which SoC we are running on though, so create and
use SoC specific variants of these functions which pass the appropriate
base addresses to at91sam926x_board_init().

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

Add SoC namespace to matrix define so we have one source less of
conflicting defines.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Reviewed-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

Instead of hardcode define use a struct that the board fill

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>