tbs2910: use full name in Kconfig board selection

Signed-off-by: Soeren Moch <smoch@web.de>
diff --git a/arch/arm/cpu/armv7/mx6/Kconfig b/arch/arm/cpu/armv7/mx6/Kconfig
index c43cea8..3fc7532 100644
--- a/arch/arm/cpu/armv7/mx6/Kconfig
+++ b/arch/arm/cpu/armv7/mx6/Kconfig
@@ -129,7 +129,7 @@
 	bool "secomx6 boards"
 
 config TARGET_TBS2910
-	bool "tbs2910"
+	bool "TBS2910 Matrix ARM mini PC"
 	select CPU_V7
 
 config TARGET_TITANIUM