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ARM: dts: imx7[d]-mba7: add Ethernet PHY IRQ support

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The regulator-fec*-pwdn regulators were used to deassert the PWDN signal
of ethernet PHY, e.g. not powering. This is not necessary as the line
has a pull-up already.
Instead of the combo pad of the PHY for IRQ support.

Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Reviewed-by: Markus Niebel <markus.niebel@ew.tq-group.com>
Reviewed-by: Bruno Thomsen <bruno.thomsen@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Alexander Stein 2024-11-08 14:49:25 +01:00 committed by Shawn Guo
parent c0a0fdcd62
commit d78a518e77
2 changed files with 4 additions and 22 deletions
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23
arch/arm/boot/dts/nxp/imx/imx7-mba7.dtsi
View File

@ -87,26 +87,6 @@ iio-hwmon {
<&adc2 0>, <&adc2 1>, <&adc2 2>, <&adc2 3>;
};
reg_fec1_pwdn: regulator-fec1-pwdn {
compatible = "regulator-fixed";
regulator-name = "PWDN_FEC1";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
gpio = <&gpio1 9 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
reg_fec2_pwdn: regulator-fec2-pwdn {
compatible = "regulator-fixed";
regulator-name = "PWDN_FEC2";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
gpio = <&gpio2 31 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
reg_usb_otg1_vbus: regulator-usb-otg1-vbus {
compatible = "regulator-fixed";
regulator-name = "VBUS_USBOTG1";
@ -231,7 +211,6 @@ &fec1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_enet1>;
phy-mode = "rgmii-id";
phy-supply = <&reg_fec1_pwdn>;
phy-handle = <&ethphy1_0>;
fsl,magic-packet;
status = "okay";
@ -252,6 +231,8 @@ ethphy1_0: ethernet-phy@0 {
reset-gpios = <&gpio7 15 GPIO_ACTIVE_LOW>;
reset-assert-us = <1000>;
reset-deassert-us = <500>;
interrupt-parent = <&gpio1>;
interrupts = <9 IRQ_TYPE_EDGE_FALLING>;
};
};
};

3
arch/arm/boot/dts/nxp/imx/imx7d-mba7.dts
View File

@ -21,7 +21,6 @@ &fec2 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_enet2>;
phy-mode = "rgmii-id";
phy-supply = <&reg_fec2_pwdn>;
phy-handle = <&ethphy2_0>;
fsl,magic-packet;
status = "okay";
@ -42,6 +41,8 @@ ethphy2_0: ethernet-phy@0 {
reset-gpios = <&gpio2 28 GPIO_ACTIVE_LOW>;
reset-assert-us = <1000>;
reset-deassert-us = <500>;
interrupt-parent = <&gpio2>;
interrupts = <31 IRQ_TYPE_EDGE_FALLING>;
};
};
};