xscale: add support for the polaris board

The Polaris board is based on the TrizepsIV module of
Keith & Koep (http://www.keith-koep.com).

Signed-off-by: Stefano Babic <sbabic@denx.de>
diff --git a/MAINTAINERS b/MAINTAINERS
index b0e370f..41e6830 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -501,6 +501,11 @@
 
 	armadillo	ARM720T
 
+Stefano Babic <sbabic@denx.de>
+
+	polaris		xscale
+	trizepsiv	xscale
+
 Dirk Behme <dirk.behme@gmail.com>
 
 	omap3_beagle	ARM CORTEX-A8 (OMAP3530 SoC)