[ARM] 4135/1: Add support for the L210/L220 cache controllers

This patch adds the support for the L210/L220 (outer) cache
controller. The cache range operations are done by index/way since L2
cache controller only accepts physical addresses.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 4 insertions, 0 deletions

diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index a84eed9f8542..af3fa9d622ff 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -612,3 +612,7 @@ config NEEDS_SYSCALL_FOR_CMPXCHG
 config OUTER_CACHE
         bool
         default n
+
+config CACHE_L2X0
+        bool
+        select OUTER_CACHE