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[v1] ARM: dts: imx6dl-riotboard: properly define rgmii PHY

Message ID 20200304065436.24917-1-o.rempel@pengutronix.de
State New
Headers show
Series [v1] ARM: dts: imx6dl-riotboard: properly define rgmii PHY | expand

Commit Message

Oleksij Rempel March 4, 2020, 6:54 a.m. UTC 
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@pengutronix.de>
---
 arch/arm/boot/dts/imx6dl-riotboard.dts | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/imx6dl-riotboard.dts b/arch/arm/boot/dts/imx6dl-riotboard.dts
index 829654e1835a..17c637b66387 100644
--- a/arch/arm/boot/dts/imx6dl-riotboard.dts
+++ b/arch/arm/boot/dts/imx6dl-riotboard.dts
@@ -89,11 +89,27 @@  &fec {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_enet>;
 	phy-mode = "rgmii-id";
-	phy-reset-gpios = <&gpio3 31 GPIO_ACTIVE_LOW>;
+	phy-handle = <&rgmii_phy>;
 	interrupts-extended = <&gpio1 6 IRQ_TYPE_LEVEL_HIGH>,
 			      <&intc 0 119 IRQ_TYPE_LEVEL_HIGH>;
 	fsl,err006687-workaround-present;
 	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>;
+		};
+	};
 };
 
 &gpio1 {