PXA270: Added support for TrizepsIV board.

This patch add support for the Trizeps IV module (520Mhz).

Signed-off-by: Stefano Babic <sbabic@denx.de>

Makefile

diff --git a/Makefile b/Makefile
index 0477cd3..0371d46 100644
--- a/Makefile
+++ b/Makefile
@@ -2334,6 +2334,9 @@
 pxa255_idp_config:	unconfig
 	@$(MKCONFIG) $(@:_config=) arm pxa pxa255_idp
 
+trizepsiv_config	:	unconfig
+	@$(MKCONFIG) $(@:_config=) arm pxa trizepsiv
+
 wepep250_config	:	unconfig
 	@$(MKCONFIG) $(@:_config=) arm pxa wepep250