AT91: add TOP9000 support

Adds support for the EMK TOP9000 CPU Module which is
based on ATMELs ARM926EJS AT91SAM9XE SoC.

Signed-off-by: Reinhard Meyer <u-boot@emk-elektronik.de>
diff --git a/boards.cfg b/boards.cfg
index 2209676..319c812 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -70,6 +70,8 @@
 omap1510inn                  arm         arm925t     -                   ti
 afeb9260                     arm         arm926ejs   -                   -              at91
 at91cap9adk                  arm         arm926ejs   -                   atmel          at91
+top9000eval_xe               arm         arm926ejs   top9000             emk            at91        top9000:EVAL9000
+top9000su_xe                 arm         arm926ejs   top9000             emk            at91        top9000:SU9000
 meesc                        arm         arm926ejs   -                   esd            at91
 otc570                       arm         arm926ejs   -                   esd            at91
 pm9261                       arm         arm926ejs   -                   ronetix        at91