arm/imx: Kconfig beautification

Signed-off-by: Holger Schurig <hs4233@mail.mn-solutions.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/mach-mx3/Kconfig b/arch/arm/mach-mx3/Kconfig
index 6fea541..6933d2d 100644
--- a/arch/arm/mach-mx3/Kconfig
+++ b/arch/arm/mach-mx3/Kconfig
@@ -1,5 +1,6 @@
-menu "MX3 Options"
-	depends on ARCH_MX3
+if ARCH_MX3
+
+comment "MX3 platforms:"
 
 config MACH_MX31ADS
 	bool "Support MX31ADS platforms"
@@ -44,5 +45,4 @@
 	  Include support for mx31moboard platform. This includes specific
 	  configurations for the board and its peripherals.
 
-endmenu
-
+endif