ARM: cache: add dt support for tauros2 cache

Signed-off-by: Chao Xie <xiechao.mail@gmail.com>
Signed-off-by: Haojian Zhuang <haojian.zhuang@gmail.com>

1 files changed, 17 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/arm/mrvl/tauros2.txt b/Documentation/devicetree/bindings/arm/mrvl/tauros2.txt
new file mode 100644
index 000000000000..31af1cbb60bd
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/mrvl/tauros2.txt
@@ -0,0 +1,17 @@
+* Marvell Tauros2 Cache
+
+Required properties:
+- compatible : Should be "marvell,tauros2-cache".
+- marvell,tauros2-cache-features : Specify the features supported for the
+  tauros2 cache.
+  The features including
+    CACHE_TAUROS2_PREFETCH_ON       (1 << 0)
+    CACHE_TAUROS2_LINEFILL_BURST8   (1 << 1)
+  The definition can be found at
+  arch/arm/include/asm/hardware/cache-tauros2.h
+
+Example:
+        L2: l2-cache {
+                compatible = "marvell,tauros2-cache";
+                marvell,tauros2-cache-features = <0x3>;
+        };