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boards: nxp: mimxrt1020evk: Fix enet dts

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Re-enable enet on mimxrt1020 board using the new devicetree.
Build and execution of zperf sample on this board is successful.

Signed-off-by: Adam Matus <adam.matus@nxp.com>
This commit is contained in:
Adam Matus 2024-05-31 10:47:58 +02:00 • committed by Henrik Brix Andersen
commit 9ebf99b57b
3 changed files with 61 additions and 18 deletions
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2
boards/nxp/mimxrt1020_evk/doc/index.rst
View file

@ -106,6 +106,8 @@ already supported, which can also be re-used on this mimxrt1020_evk board:
| UART | on-chip | serial port-polling; |
| | | serial port-interrupt |
+-----------+------------+-------------------------------------+
| ENET | on-chip | ethernet |
+-----------+------------+-------------------------------------+
| USB | on-chip | USB device |
+-----------+------------+-------------------------------------+
| ADC | on-chip | adc |

48
boards/nxp/mimxrt1020_evk/mimxrt1020_evk-pinctrl.dtsi
View file

@ -31,21 +31,29 @@
input-enable;
};
group1 {
pinmux = <&iomuxc_gpio_ad_b0_04_gpio1_io04>;
drive-strength = "r0-5";
bias-pull-up;
bias-pull-up-value = "100k";
slew-rate = "fast";
nxp,speed = "100-mhz";
};
group2 {
pinmux = <&iomuxc_gpio_ad_b0_09_enet_rx_data1>,
<&iomuxc_gpio_ad_b0_11_enet_rx_en>,
<&iomuxc_gpio_ad_b0_14_enet_tx_data0>,
<&iomuxc_gpio_ad_b0_15_enet_tx_data1>,
<&iomuxc_gpio_ad_b0_13_enet_tx_en>,
<&iomuxc_gpio_ad_b0_12_enet_rx_er>,
<&iomuxc_gpio_emc_40_enet_mdio>,
<&iomuxc_gpio_ad_b0_12_enet_rx_er>;
drive-strength = "r0-5";
bias-pull-up;
bias-pull-up-value = "100k";
slew-rate = "fast";
nxp,speed = "200-mhz";
};
group2 {
pinmux = <&iomuxc_gpio_ad_b0_10_enet_rx_data0>;
drive-strength = "r0-6";
slew-rate = "slow";
nxp,speed = "100-mhz";
};
};
pinmux_enet_mdio: pinmux_enet_mdio {
group0 {
pinmux = <&iomuxc_gpio_emc_40_enet_mdio>,
<&iomuxc_gpio_emc_41_enet_mdc>;
drive-strength = "r0-5";
bias-pull-up;
@ -53,7 +61,7 @@
slew-rate = "fast";
nxp,speed = "200-mhz";
};
group3 {
group1 {
pinmux = <&iomuxc_gpio_ad_b1_06_gpio1_io22>;
drive-strength = "r0-5";
bias-pull-up;
@ -61,14 +69,20 @@
slew-rate = "slow";
nxp,speed = "100-mhz";
};
group4 {
pinmux = <&iomuxc_gpio_ad_b0_10_enet_rx_data0>;
drive-strength = "r0-6";
slew-rate = "slow";
group2 {
pinmux = <&iomuxc_gpio_ad_b0_04_gpio1_io04>;
drive-strength = "r0-5";
bias-pull-up;
bias-pull-up-value = "100k";
slew-rate = "fast";
nxp,speed = "100-mhz";
};
};
pinmux_ptp: pinmux_ptp {
/* Intentionally empty */
};
pinmux_flexcan1: pinmux_flexcan1 {
group0 {
pinmux = <&iomuxc_gpio_sd_b1_00_flexcan1_tx>,
@ -173,9 +187,7 @@
};
};
/* intentionally left empty */
pinmux_ptp: pinmux_ptp {
};
pinmux_sai3: pinmux_sai3 {
group0 {

29
boards/nxp/mimxrt1020_evk/mimxrt1020_evk.dts
View file

@ -130,6 +130,35 @@ arduino_serial: &lpuart2 {
};
};
&enet_mac {
status = "okay";
pinctrl-0 = <&pinmux_enet>;
pinctrl-names = "default";
phy-handle = <&phy>;
zephyr,random-mac-address;
phy-connection-type = "rmii";
};
&enet_mdio {
status = "okay";
pinctrl-0 = <&pinmux_enet_mdio>;
pinctrl-names = "default";
phy: phy@0 {
compatible = "microchip,ksz8081";
reg = <0>;
status = "okay";
mc,reset-gpio = <&gpio1 4 GPIO_ACTIVE_HIGH>;
mc,interrupt-gpio = <&gpio1 22 GPIO_ACTIVE_HIGH>;
mc,interface-type = "rmii";
};
};
&enet_ptp_clock {
status = "okay";
pinctrl-0 = <&pinmux_ptp>;
pinctrl-names = "default";
};
&lpi2c1 {
status = "okay";
pinctrl-0 = <&pinmux_lpi2c1>;