[ARM] add i.MX35 build support

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

arch/arm/mach-mx3/Kconfig

 if ARCH_MX3
 
+config ARCH_MX31
+	bool
+
+config ARCH_MX35
+	bool
+
 comment "MX3 platforms:"
 
 config MACH_MX31ADS
 	bool "Support MX31ADS platforms"
+	select ARCH_MX31
 	default y
 	help
 	  Include support for MX31ADS platform. This includes specific
@@ -19,13 +26,15 @@ config MACH_MX31ADS_WM1133_EV1
 	  and audio module for the MX31ADS platform.
 
 config MACH_PCM037
-	bool "Support Phytec pcm037 platforms"
+	bool "Support Phytec pcm037 (i.MX31) platforms"
+	select ARCH_MX31
 	help
 	  Include support for Phytec pcm037 platform. This includes
 	  specific configurations for the board and its peripherals.
 
 config MACH_MX31LITE
 	bool "Support MX31 LITEKIT (LogicPD)"
+	select ARCH_MX31
 	default n
 	help
 	  Include support for MX31 LITEKIT platform. This includes specific
@@ -33,6 +42,7 @@ config MACH_MX31LITE
 
 config MACH_MX31_3DS
 	bool "Support MX31PDK (3DS)"
+	select ARCH_MX31
 	default n
 	help
 	  Include support for MX31PDK (3DS) platform. This includes specific
@@ -40,6 +50,7 @@ config MACH_MX31_3DS
 
 config MACH_MX31MOBOARD
 	bool "Support mx31moboard platforms (EPFL Mobots group)"
+	select ARCH_MX31
 	default n
 	help
 	  Include support for mx31moboard platform. This includes specific

arch/arm/mach-mx3/Makefile

@@ -4,7 +4,8 @@
 
 # Object file lists.
 
-obj-y			:= mm.o clock.o devices.o iomux.o
+obj-y				:= mm.o devices.o
+obj-$(CONFIG_ARCH_MX31)		+= clock.o iomux.o
 obj-$(CONFIG_MACH_MX31ADS)	+= mx31ads.o
 obj-$(CONFIG_MACH_MX31LITE)	+= mx31lite.o
 obj-$(CONFIG_MACH_PCM037)	+= pcm037.o