ARM: pxa: support saarb platform

Saarb platform is a handheld platform that supports Marvell PXA955 silicon.

Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com>
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 d407659..e912b2c 100644
--- a/arch/arm/mach-pxa/Kconfig
+++ b/arch/arm/mach-pxa/Kconfig
@@ -50,6 +50,10 @@
 	select PXA3xx
 	select CPU_PXA930
 
+config MACH_SAARB
+	bool "PXA955 Handheld Platform (aka SAARB)"
+	select CPU_PXA955
+
 comment "Third Party Dev Platforms (sorted by vendor name)"
 
 config ARCH_PXA_IDP