ARM: uniphier: add PXs3 SoC support

Initial support for PXs3 SoC.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
diff --git a/arch/arm/mach-uniphier/Kconfig b/arch/arm/mach-uniphier/Kconfig
index e732ac1..cd9ba6b 100644
--- a/arch/arm/mach-uniphier/Kconfig
+++ b/arch/arm/mach-uniphier/Kconfig
@@ -88,6 +88,11 @@
 	select OF_BOARD_SETUP
 	default y
 
+config ARCH_UNIPHIER_PXS3
+	bool "Enable UniPhier PXs3 SoC support"
+	depends on ARCH_UNIPHIER_V8_MULTI
+	default y
+
 config CACHE_UNIPHIER
 	bool "Enable the UniPhier L2 cache controller"
 	depends on ARCH_UNIPHIER_32BIT