| Message ID | 20200306080353.9284-1-o.rempel@pengutronix.de (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [v1] ARM: dts: imx6q-marsboard: properly define rgmii PHY | expand |
On Fri, Mar 06, 2020 at 09:03:53AM +0100, Oleksij Rempel wrote: > 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/imx6q-marsboard.dts | 17 ++++++++++++++++- > 1 file changed, 16 insertions(+), 1 deletion(-) > > diff --git a/arch/arm/boot/dts/imx6q-marsboard.dts b/arch/arm/boot/dts/imx6q-marsboard.dts > index 84b30bd6908f..019488aaa30b 100644 > --- a/arch/arm/boot/dts/imx6q-marsboard.dts > +++ b/arch/arm/boot/dts/imx6q-marsboard.dts > @@ -111,8 +111,23 @@ &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>; > + Drop these newlines. Shawn > + reset-gpios = <&gpio3 31 GPIO_ACTIVE_LOW>; > + reset-assert-us = <10000>; > + reset-deassert-us = <1000>; > + }; > + }; > }; > > &hdmi { > -- > 2.25.1 >
diff --git a/arch/arm/boot/dts/imx6q-marsboard.dts b/arch/arm/boot/dts/imx6q-marsboard.dts index 84b30bd6908f..019488aaa30b 100644 --- a/arch/arm/boot/dts/imx6q-marsboard.dts +++ b/arch/arm/boot/dts/imx6q-marsboard.dts @@ -111,8 +111,23 @@ &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 {
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/imx6q-marsboard.dts | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-)