dt-bindings: net: Updated micrel,led-mode for LAN8814 PHY

Enable led-mode configuration for LAN8814 phy
Signed-off-by: Divya Koppera <Divya.Koppera@microchip.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

Documentation/devicetree/bindings/net/micrel.txt

@@ -16,6 +16,7 @@ Optional properties:
 	KSZ8051: register 0x1f, bits 5..4
 	KSZ8081: register 0x1f, bits 5..4
 	KSZ8091: register 0x1f, bits 5..4
+	LAN8814: register EP5.0, bit 6
 
 	See the respective PHY datasheet for the mode values.