ARM: dts: imx6q-evi: Use GPIO_6 for fec irq

Apply hardware workaround for ethernet problem
See nxp erratum err006687
Signed-off-by: NJoshua Clayton <stillcompiling@gmail.com>
Signed-off-by: NShawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/imx6q-evi.dts

@@ -139,6 +139,9 @@
 	pinctrl-0 = <&pinctrl_enet>;
 	phy-mode = "rgmii";
 	phy-reset-gpios = <&gpio1 25 0>;
+	interrupts-extended = <&gpio1 6 IRQ_TYPE_LEVEL_HIGH>,
+			      <&intc 0 119 IRQ_TYPE_LEVEL_HIGH>;
+	fsl,err006687-workaround-present;
 	status = "okay";
 };
 
@@ -318,6 +321,7 @@
 			MX6QDL_PAD_RGMII_RX_CTL__RGMII_RX_CTL 0x1b030
 			MX6QDL_PAD_ENET_TX_EN__ENET_TX_EN 0x4001b0a8
 			MX6QDL_PAD_ENET_CRS_DV__GPIO1_IO25 0x1b0b0
+			MX6QDL_PAD_GPIO_6__ENET_IRQ 0x000b1
 		>;
 	};