ARM: Add Tauros2 L2 cache controller support

Support for the Tauros2 L2 cache controller as used with the PJ1
and PJ4 CPUs.

Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Signed-off-by: Saeed Bishara <saeed@marvell.com>
Signed-off-by: Nicolas Pitre <nico@marvell.com>
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 1549863..4958ef2 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -764,6 +764,15 @@
 	help
 	  This option enables the L2x0 PrimeCell.
 
+config CACHE_TAUROS2
+	bool "Enable the Tauros2 L2 cache controller"
+	depends on ARCH_DOVE
+	default y
+	select OUTER_CACHE
+	help
+	  This option enables the Tauros2 L2 cache controller (as
+	  found on PJ1/PJ4).
+
 config CACHE_XSC3L2
 	bool "Enable the L2 cache on XScale3"
 	depends on CPU_XSC3