[PATCHv4 4/7] Documentation: dt: socfpga: Add Arria10 Ethernet binding

[tthayer@opensource.altera.com (tthayer at opensource.altera.com)]

From: Thor Thayer <tthayer@opensource.altera.com>

Add the device tree bindings needed to support the Altera Ethernet
FIFO buffers on the Arria10 chip.

Signed-off-by: Thor Thayer <tthayer@opensource.altera.com>
---
v2  No Change
v3  Change to common compatible string based on maintainer comments
    Add local IRQ values.
v4  Add compatible string for parent node.
---
 .../bindings/arm/altera/socfpga-eccmgr.txt         |   24 ++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/Documentation/devicetree/bindings/arm/altera/socfpga-eccmgr.txt b/Documentation/devicetree/bindings/arm/altera/socfpga-eccmgr.txt
index 15eb0df..7c714ba 100644
--- a/Documentation/devicetree/bindings/arm/altera/socfpga-eccmgr.txt
+++ b/Documentation/devicetree/bindings/arm/altera/socfpga-eccmgr.txt
@@ -82,6 +82,14 @@ Required Properties:
 - interrupts : Should be single bit error interrupt, then double bit error
 	interrupt, in this order.
 
+Ethernet FIFO ECC
+Required Properties:
+- compatible : Should be "altr,socfpga-eth-mac-ecc"
+- reg        : Address and size for ECC block registers.
+- parent     : phandle to parent (altr,socfpga-stmmac) Ethernet node.
+- interrupts : Should be single bit error interrupt, then double bit error
+	interrupt, in this order.
+
 Example:
 
 	eccmgr: eccmgr at ffd06000 {
@@ -108,4 +116,20 @@ Example:
 			interrupts = <1 IRQ_TYPE_LEVEL_HIGH>,
 				     <33 IRQ_TYPE_LEVEL_HIGH> ;
 		};
+
+		emac0-rx-ecc at ff8c0800 {
+			compatible = "altr,socfpga-eth-mac-ecc";
+			reg = <0xff8c0800 0x400>;
+			parent = <&gmac0>;
+			interrupts = <4 IRQ_TYPE_LEVEL_HIGH>,
+				     <36 IRQ_TYPE_LEVEL_HIGH>;
+		};
+
+		emac0-tx-ecc at ff8c0c00 {
+			compatible = "altr,socfpga-eth-mac-ecc";
+			reg = <0xff8c0c00 0x400>;
+			parent = <&gmac0>;
+			interrupts = <5 IRQ_TYPE_LEVEL_HIGH>,
+				     <37 IRQ_TYPE_LEVEL_HIGH>;
+		};
 	};
-- 
1.7.9.5