summaryrefslogtreecommitdiff
path: root/Documentation/devicetree/bindings/ata/ahci-platform.txt
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation/devicetree/bindings/ata/ahci-platform.txt')
-rw-r--r--Documentation/devicetree/bindings/ata/ahci-platform.txt9
1 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/ata/ahci-platform.txt b/Documentation/devicetree/bindings/ata/ahci-platform.txt
index 8bb8a76d42e8..b519f9b699c3 100644
--- a/Documentation/devicetree/bindings/ata/ahci-platform.txt
+++ b/Documentation/devicetree/bindings/ata/ahci-platform.txt
@@ -8,9 +8,18 @@ Required properties:
- interrupts : <interrupt mapping for SATA IRQ>
- reg : <registers mapping>
+Optional properties:
+- calxeda,port-phys: phandle-combophy and lane assignment, which maps each
+ SATA port to a combophy and a lane within that
+ combophy
+- dma-coherent : Present if dma operations are coherent
+
Example:
sata@ffe08000 {
compatible = "calxeda,hb-ahci";
reg = <0xffe08000 0x1000>;
interrupts = <115>;
+ calxeda,port-phys = <&combophy5 0 &combophy0 0 &combophy0 1
+ &combophy0 2 &combophy0 3>;
+
};