[ARM] pxa: introduce CONFIG_MACH_ZYLONITE{300,320} for CPU_PXA* removing

Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig
index e62572d..ca2bd59 100644
--- a/arch/arm/mach-pxa/Kconfig
+++ b/arch/arm/mach-pxa/Kconfig
@@ -46,12 +46,23 @@
 	select PXA_HAVE_BOARD_IRQS
 
 config MACH_ZYLONITE
-	bool "PXA3xx Development Platform (aka Zylonite)"
+	bool
 	select PXA3xx
 	select PXA_SSP
 	select HAVE_PWM
 	select PXA_HAVE_BOARD_IRQS
 
+config MACH_ZYLONITE300
+	bool "PXA3xx Development Platform (aka Zylonite) PXA300/310"
+	select CPU_PXA300
+	select CPU_PXA310
+	select MACH_ZYLONITE
+
+config MACH_ZYLONITE320
+	bool "PXA3xx Development Platform (aka Zylonite) PXA320"
+	select CPU_PXA320
+	select MACH_ZYLONITE
+
 config MACH_LITTLETON
 	bool "PXA3xx Form Factor Platform (aka Littleton)"
 	select PXA3xx