From: Thor Thayer <ttha...@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 <ttha...@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@ffd06000 {
@@ -108,4 +116,20 @@ Example:
                        interrupts = <1 IRQ_TYPE_LEVEL_HIGH>,
                                     <33 IRQ_TYPE_LEVEL_HIGH> ;
                };
+
+               emac0-rx-ecc@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@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

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