atmel: eb_cpux9k2: add ram target configuration

* add ram target for EB+CPUx9k2 board (eb_cpux9k2_ram_config)

Signed-off-by: Jens Scharsig <js_at_ng@scharsoft.de>
Signed-off-by: Jens Scharsig (BuS Elektronik) <esw@bus-elektronik.de>
Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
diff --git a/boards.cfg b/boards.cfg
index 72e7803..613d6b2 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -60,7 +60,8 @@
 a320evb                      arm         arm920t     -                   faraday        a320
 at91rm9200ek                 arm         arm920t     at91rm9200ek        atmel          at91        at91rm9200ek
 at91rm9200ek_ram             arm         arm920t     at91rm9200ek        atmel          at91        at91rm9200ek:RAMBOOT
-eb_cpux9k2                   arm         arm920t     -                   BuS            at91
+eb_cpux9k2                   arm         arm920t     eb_cpux9k2          BuS            at91        eb_cpux9k2
+eb_cpux9k2_ram               arm         arm920t     eb_cpux9k2          BuS            at91        eb_cpux9k2:RAMBOOT
 cpuat91                      arm         arm920t     cpuat91             eukrea         at91        cpuat91
 cpuat91_ram                  arm         arm920t     cpuat91             eukrea         at91        cpuat91:RAMBOOT
 mx1ads                       arm         arm920t     -                   -              imx