Add the binding for RX/TX fifo size of GMAC node.

Signed-off-by: Jose Abreu <[email protected]>
Cc: Joao Pinto <[email protected]>
Cc: Rob Herring <[email protected]>
Cc: Mark Rutland <[email protected]>
Cc: Vineet Gupta <[email protected]>
Cc: Eugeniy Paltsev <[email protected]>
Cc: Alexey Brodkin <[email protected]>
---
 arch/arc/boot/dts/hsdk.dts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/arc/boot/dts/hsdk.dts b/arch/arc/boot/dts/hsdk.dts
index b0f059377ab0..3bcd1edc4dcc 100644
--- a/arch/arc/boot/dts/hsdk.dts
+++ b/arch/arc/boot/dts/hsdk.dts
@@ -196,6 +196,9 @@
                        mac-address = [00 00 00 00 00 00]; /* Filled in by 
U-Boot */
                        dma-coherent;
 
+                       tx-fifo-depth = <4096>;
+                       rx-fifo-depth = <4096>;
+
                        mdio {
                                #address-cells = <1>;
                                #size-cells = <0>;
-- 
2.7.4

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