ATA: sata_mv: Add device tree support

Add support for instantiating this driver from device tree, and add
the necassary DT information to the kirkwood.dtsi file.

This is based on previous work by Michael Walle and Jason Cooper.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Tested-by: Josh Coombs <josh.coombs@gmail.com>

1 files changed, 16 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/ata/marvell.txt b/Documentation/devicetree/bindings/ata/marvell.txt
new file mode 100644
index 000000000000..b5cdd20cde9c
--- /dev/null
+++ b/Documentation/devicetree/bindings/ata/marvell.txt
@@ -0,0 +1,16 @@
+* Marvell Orion SATA
+
+Required Properties:
+- compatibility : "marvell,orion-sata"
+- reg           : Address range of controller
+- interrupts    : Interrupt controller is using
+- nr-ports      : Number of SATA ports in use.
+
+Example:
+
+        sata@80000 {
+                compatible = "marvell,orion-sata";
+                reg = <0x80000 0x5000>;
+                interrupts = <21>;
+                nr-ports = <2>;
+        }