The Atheros AR8035 PHY can be autodetected but can't use interrupt
support provided on this board. Define MDIO bus and the PHY node to make
it work properly.
Signed-off-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
---
arch/arm/boot/dts/imx6q-marsboard.dts | 15 ++++++++++++++-
1 file changed, 14 insertions(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/imx6q-marsboard.dts b/arch/arm/boot/dts/imx6q-marsboard.dts
index 84b30bd6908f..1f31d86a217b 100644
--- a/arch/arm/boot/dts/imx6q-marsboard.dts
+++ b/arch/arm/boot/dts/imx6q-marsboard.dts
@@ -111,8 +111,21 @@ &fec {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_enet>;
phy-mode = "rgmii-id";
- phy-reset-gpios = <&gpio3 31 GPIO_ACTIVE_LOW>;
status = "okay";
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ /* Atheros AR8035 PHY */
+ rgmii_phy: ethernet-phy@4 {
+ reg = <4>;
+ interrupts-extended = <&gpio1 28 IRQ_TYPE_LEVEL_LOW>;
+ reset-gpios = <&gpio3 31 GPIO_ACTIVE_LOW>;
+ reset-assert-us = <10000>;
+ reset-deassert-us = <1000>;
+ };
+ };
};
&hdmi {
--
2.25.1
