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Message-ID: <26da3ac5-84be-4d87-8c62-48dc54c6fa7c@gmx.net>
Date: Sun, 15 Jun 2025 10:55:10 +0200
From: Stefan Wahren <wahrenst@....net>
To: Joy Zou <joy.zou@....com>, robh@...nel.org, krzk+dt@...nel.org,
conor+dt@...nel.org, shawnguo@...nel.org, s.hauer@...gutronix.de,
catalin.marinas@....com, will@...nel.org, andrew+netdev@...n.ch,
davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
pabeni@...hat.com, mcoquelin.stm32@...il.com, alexandre.torgue@...s.st.com,
ulf.hansson@...aro.org, richardcochran@...il.com, kernel@...gutronix.de,
festevam@...il.com
Cc: devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
imx@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org,
netdev@...r.kernel.org, linux-stm32@...md-mailman.stormreply.com,
linux-pm@...r.kernel.org, frank.li@....com, ye.li@....com, ping.bai@....com,
peng.fan@....com, aisheng.dong@....com, xiaoning.wang@....com
Subject: Re: [PATCH v5 6/9] arm64: dts: freescale: add i.MX91 11x11 EVK basic
support
Hello Joy,
Am 13.06.25 um 12:02 schrieb Joy Zou:
> Add i.MX91 11x11 EVK board support.
> - Enable ADC1.
> - Enable lpuart1 and lpuart5.
> - Enable network eqos and fec.
> - Enable I2C bus and children nodes under I2C bus.
> - Enable USB and related nodes.
> - Enable uSDHC1 and uSDHC2.
> - Enable Watchdog3.
>
> Signed-off-by: Pengfei Li <pengfei.li_1@....com>
> Signed-off-by: Joy Zou <joy.zou@....com>
> ---
> arch/arm64/boot/dts/freescale/Makefile | 1 +
> .../boot/dts/freescale/imx91-11x11-evk.dts | 878 ++++++++++++++++++
> 2 files changed, 879 insertions(+)
> create mode 100644 arch/arm64/boot/dts/freescale/imx91-11x11-evk.dts
>
> diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
> index 0b473a23d120..fbedb3493c09 100644
> --- a/arch/arm64/boot/dts/freescale/Makefile
> +++ b/arch/arm64/boot/dts/freescale/Makefile
> @@ -315,6 +315,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8qxp-tqma8xqp-mba8xx.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8qxp-tqma8xqps-mb-smarc-2.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8ulp-evk.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx93-9x9-qsb.dtb
> +dtb-$(CONFIG_ARCH_MXC) += imx91-11x11-evk.dtb
>
> imx93-9x9-qsb-i3c-dtbs += imx93-9x9-qsb.dtb imx93-9x9-qsb-i3c.dtbo
> dtb-$(CONFIG_ARCH_MXC) += imx93-9x9-qsb-i3c.dtb
> diff --git a/arch/arm64/boot/dts/freescale/imx91-11x11-evk.dts b/arch/arm64/boot/dts/freescale/imx91-11x11-evk.dts
> new file mode 100644
> index 000000000000..7ce76b207eae
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/imx91-11x11-evk.dts
> @@ -0,0 +1,878 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright 2025 NXP
> + */
> +
> +/dts-v1/;
> +
> +#include <dt-bindings/usb/pd.h>
> +#include "imx91.dtsi"
> +
> +/ {
> + compatible = "fsl,imx91-11x11-evk", "fsl,imx91";
> + model = "NXP i.MX91 11X11 EVK board";
> +
> + aliases {
> + ethernet0 = &fec;
> + ethernet1 = &eqos;
> + rtc0 = &bbnsm_rtc;
> + };
> +
> + chosen {
> + stdout-path = &lpuart1;
> + };
> +
> + reg_vref_1v8: regulator-adc-vref {
> + compatible = "regulator-fixed";
> + regulator-max-microvolt = <1800000>;
> + regulator-min-microvolt = <1800000>;
> + regulator-name = "vref_1v8";
> + };
> +
> + reg_audio_pwr: regulator-audio-pwr {
> + compatible = "regulator-fixed";
> + regulator-always-on;
> + regulator-max-microvolt = <3300000>;
> + regulator-min-microvolt = <3300000>;
> + regulator-name = "audio-pwr";
> + gpio = <&adp5585 1 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + };
> +
> + reg_usdhc2_vmmc: regulator-usdhc2 {
> + compatible = "regulator-fixed";
> + off-on-delay-us = <12000>;
> + pinctrl-0 = <&pinctrl_reg_usdhc2_vmmc>;
> + pinctrl-names = "default";
> + regulator-max-microvolt = <3300000>;
> + regulator-min-microvolt = <3300000>;
> + regulator-name = "VSD_3V3";
> + gpio = <&gpio3 7 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + };
> +
> + reg_usdhc3_vmmc: regulator-usdhc3 {
> + compatible = "regulator-fixed";
> + regulator-max-microvolt = <3300000>;
> + regulator-min-microvolt = <3300000>;
> + regulator-name = "WLAN_EN";
> + gpio = <&pcal6524 20 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + /*
> + * IW612 wifi chip needs more delay than other wifi chips to complete
> + * the host interface initialization after power up, otherwise the
> + * internal state of IW612 may be unstable, resulting in the failure of
> + * the SDIO3.0 switch voltage.
> + */
> + startup-delay-us = <20000>;
> + };
There is a regulator and pinctrl settings for usdhc3, but it's never
used. Why?
> +
> + reg_vdd_12v: regulator-vdd-12v {
> + compatible = "regulator-fixed";
> + regulator-max-microvolt = <12000000>;
> + regulator-min-microvolt = <12000000>;
> + regulator-name = "reg_vdd_12v";
> + gpio = <&pcal6524 14 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + };
> +
> + reg_vrpi_3v3: regulator-vrpi-3v3 {
> + compatible = "regulator-fixed";
> + regulator-max-microvolt = <3300000>;
> + regulator-min-microvolt = <3300000>;
> + regulator-name = "VRPI_3V3";
> + vin-supply = <&buck4>;
> + gpio = <&pcal6524 2 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + };
> +
> + reg_vrpi_5v: regulator-vrpi-5v {
> + compatible = "regulator-fixed";
> + regulator-max-microvolt = <5000000>;
> + regulator-min-microvolt = <5000000>;
> + regulator-name = "VRPI_5V";
> + gpio = <&pcal6524 8 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + };
These regulators doesn't seem to be used. Are they intended for overlays?
> +
> + reserved-memory {
> + ranges;
> + #address-cells = <2>;
> + #size-cells = <2>;
> +
> + linux,cma {
> + compatible = "shared-dma-pool";
> + alloc-ranges = <0 0x80000000 0 0x40000000>;
> + reusable;
> + size = <0 0x10000000>;
> + linux,cma-default;
> + };
> + };
> +};
> +
> +&adc1 {
> + vref-supply = <®_vref_1v8>;
> + status = "okay";
> +};
> +
> +&eqos {
> + phy-handle = <ðphy1>;
> + phy-mode = "rgmii-id";
> + pinctrl-0 = <&pinctrl_eqos>;
> + pinctrl-1 = <&pinctrl_eqos_sleep>;
> + pinctrl-names = "default", "sleep";
> + status = "okay";
> +
> + mdio {
> + compatible = "snps,dwmac-mdio";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clock-frequency = <5000000>;
> +
> + ethphy1: ethernet-phy@1 {
> + reg = <1>;
> + realtek,clkout-disable;
> + };
> + };
> +};
> +
> +&fec {
> + phy-handle = <ðphy2>;
> + phy-mode = "rgmii-id";
> + pinctrl-0 = <&pinctrl_fec>;
> + pinctrl-1 = <&pinctrl_fec_sleep>;
> + pinctrl-names = "default", "sleep";
> + fsl,magic-packet;
> + status = "okay";
> +
> + mdio {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clock-frequency = <5000000>;
> +
> + ethphy2: ethernet-phy@2 {
> + reg = <2>;
> + eee-broken-1000t;
> + realtek,clkout-disable;
> + };
> + };
> +};
> +
> +/*
> + * When add, delete or change any target device setting in &lpi2c1,
> + * please synchronize the changes to the &i3c1 bus in imx91-11x11-evk-i3c.dts.
> + */
> +&lpi2c1 {
> + clock-frequency = <400000>;
> + pinctrl-0 = <&pinctrl_lpi2c1>;
> + pinctrl-names = "default";
> + status = "okay";
> +
> + audio_codec: wm8962@1a {
> + compatible = "wlf,wm8962";
> + reg = <0x1a>;
> + clocks = <&clk IMX93_CLK_SAI3_GATE>;
> + AVDD-supply = <®_audio_pwr>;
> + CPVDD-supply = <®_audio_pwr>;
> + DBVDD-supply = <®_audio_pwr>;
> + DCVDD-supply = <®_audio_pwr>;
> + MICVDD-supply = <®_audio_pwr>;
> + PLLVDD-supply = <®_audio_pwr>;
> + SPKVDD1-supply = <®_audio_pwr>;
> + SPKVDD2-supply = <®_audio_pwr>;
> + gpio-cfg = <
> + 0x0000 /* 0:Default */
> + 0x0000 /* 1:Default */
> + 0x0000 /* 2:FN_DMICCLK */
> + 0x0000 /* 3:Default */
> + 0x0000 /* 4:FN_DMICCDAT */
> + 0x0000 /* 5:Default */
> + >;
> + };
> +
> + inertial-meter@6a {
> + compatible = "st,lsm6dso";
> + reg = <0x6a>;
> + };
> +};
> +
> +&lpi2c2 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clock-frequency = <400000>;
> + pinctrl-0 = <&pinctrl_lpi2c2>;
> + pinctrl-names = "default";
> + status = "okay";
> +
> + pcal6524: gpio@22 {
> + compatible = "nxp,pcal6524";
> + reg = <0x22>;
> + #interrupt-cells = <2>;
> + interrupt-controller;
> + interrupts = <27 IRQ_TYPE_LEVEL_LOW>;
> + #gpio-cells = <2>;
> + gpio-controller;
> + interrupt-parent = <&gpio3>;
> + pinctrl-0 = <&pinctrl_pcal6524>;
> + pinctrl-names = "default";
> + };
> +
> + pmic@25 {
> + compatible = "nxp,pca9451a";
> + reg = <0x25>;
> + interrupts = <11 IRQ_TYPE_EDGE_FALLING>;
> + interrupt-parent = <&pcal6524>;
> +
> + regulators {
> + buck1: BUCK1 {
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-max-microvolt = <2237500>;
> + regulator-min-microvolt = <650000>;
> + regulator-name = "BUCK1";
> + regulator-ramp-delay = <3125>;
> + };
> +
> + buck2: BUCK2 {
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-max-microvolt = <2187500>;
> + regulator-min-microvolt = <600000>;
> + regulator-name = "BUCK2";
> + regulator-ramp-delay = <3125>;
> + };
> +
> + buck4: BUCK4 {
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-max-microvolt = <3400000>;
> + regulator-min-microvolt = <600000>;
> + regulator-name = "BUCK4";
> + };
> +
> + buck5: BUCK5 {
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-max-microvolt = <3400000>;
> + regulator-min-microvolt = <600000>;
> + regulator-name = "BUCK5";
> + };
> +
> + buck6: BUCK6 {
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-max-microvolt = <3400000>;
> + regulator-min-microvolt = <600000>;
> + regulator-name = "BUCK6";
> + };
> +
> + ldo1: LDO1 {
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-max-microvolt = <3300000>;
> + regulator-min-microvolt = <1600000>;
> + regulator-name = "LDO1";
> + };
> +
> + ldo4: LDO4 {
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-max-microvolt = <3300000>;
> + regulator-min-microvolt = <800000>;
> + regulator-name = "LDO4";
> + };
> +
> + ldo5: LDO5 {
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-max-microvolt = <3300000>;
> + regulator-min-microvolt = <1800000>;
> + regulator-name = "LDO5";
> + };
> + };
> + };
> +
> + adp5585: io-expander@34 {
> + compatible = "adi,adp5585-00", "adi,adp5585";
> + reg = <0x34>;
> + #gpio-cells = <2>;
> + gpio-controller;
> + #pwm-cells = <3>;
> + gpio-reserved-ranges = <5 1>;
> +
> + exp-sel-hog {
> + gpio-hog;
> + gpios = <4 GPIO_ACTIVE_HIGH>;
> + output-low;
> + };
> + };
> +};
> +
> +&lpi2c3 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clock-frequency = <400000>;
> + pinctrl-0 = <&pinctrl_lpi2c3>;
> + pinctrl-names = "default";
> + status = "okay";
> +
> + ptn5110: tcpc@50 {
> + compatible = "nxp,ptn5110", "tcpci";
> + reg = <0x50>;
> + interrupts = <27 IRQ_TYPE_LEVEL_LOW>;
> + interrupt-parent = <&gpio3>;
> +
> + typec1_con: connector {
> + compatible = "usb-c-connector";
> + data-role = "dual";
> + label = "USB-C";
> + op-sink-microwatt = <15000000>;
> + power-role = "dual";
> + self-powered;
> + sink-pdos = <PDO_FIXED(5000, 3000, PDO_FIXED_USB_COMM)
> + PDO_VAR(5000, 20000, 3000)>;
> + source-pdos = <PDO_FIXED(5000, 3000, PDO_FIXED_USB_COMM)>;
> + try-power-role = "sink";
> +
> + ports {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + port@0 {
> + reg = <0>;
> +
> + typec1_dr_sw: endpoint {
> + remote-endpoint = <&usb1_drd_sw>;
> + };
> + };
> + };
> + };
> + };
> +
> + ptn5110_2: tcpc@51 {
> + compatible = "nxp,ptn5110", "tcpci";
> + reg = <0x51>;
> + interrupts = <27 IRQ_TYPE_LEVEL_LOW>;
> + interrupt-parent = <&gpio3>;
> + status = "okay";
> +
> + typec2_con: connector {
> + compatible = "usb-c-connector";
> + data-role = "dual";
> + label = "USB-C";
> + op-sink-microwatt = <15000000>;
> + power-role = "dual";
> + self-powered;
> + sink-pdos = <PDO_FIXED(5000, 3000, PDO_FIXED_USB_COMM)
> + PDO_VAR(5000, 20000, 3000)>;
> + source-pdos = <PDO_FIXED(5000, 3000, PDO_FIXED_USB_COMM)>;
> + try-power-role = "sink";
> +
> + ports {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + port@0 {
> + reg = <0>;
> +
> + typec2_dr_sw: endpoint {
> + remote-endpoint = <&usb2_drd_sw>;
> + };
> + };
> + };
> + };
> + };
> +
> + pcf2131: rtc@53 {
> + compatible = "nxp,pcf2131";
> + reg = <0x53>;
> + interrupts = <1 IRQ_TYPE_EDGE_FALLING>;
> + interrupt-parent = <&pcal6524>;
> + status = "okay";
> + };
> +};
> +
> +&lpuart1 {
> + pinctrl-0 = <&pinctrl_uart1>;
> + pinctrl-names = "default";
> + status = "okay";
> +};
> +
> +&lpuart5 {
> + pinctrl-0 = <&pinctrl_uart5>;
> + pinctrl-names = "default";
> + status = "okay";
> +
> + bluetooth {
> + compatible = "nxp,88w8987-bt";
> + };
> +};
> +
> +&usbotg1 {
> + adp-disable;
> + disable-over-current;
> + dr_mode = "otg";
> + hnp-disable;
> + srp-disable;
> + usb-role-switch;
> + samsung,picophy-dc-vol-level-adjust = <7>;
> + samsung,picophy-pre-emp-curr-control = <3>;
> + status = "okay";
> +
> + port {
> + usb1_drd_sw: endpoint {
> + remote-endpoint = <&typec1_dr_sw>;
> + };
> + };
> +};
> +
> +&usbotg2 {
> + adp-disable;
> + disable-over-current;
> + dr_mode = "otg";
> + hnp-disable;
> + srp-disable;
> + usb-role-switch;
> + samsung,picophy-dc-vol-level-adjust = <7>;
> + samsung,picophy-pre-emp-curr-control = <3>;
> + status = "okay";
> +
> + port {
> + usb2_drd_sw: endpoint {
> + remote-endpoint = <&typec2_dr_sw>;
> + };
> + };
> +};
> +
> +&usdhc1 {
> + bus-width = <8>;
> + non-removable;
> + pinctrl-0 = <&pinctrl_usdhc1>;
> + pinctrl-1 = <&pinctrl_usdhc1_100mhz>;
> + pinctrl-2 = <&pinctrl_usdhc1_200mhz>;
> + pinctrl-names = "default", "state_100mhz", "state_200mhz";
> + status = "okay";
> +};
> +
> +&usdhc2 {
> + bus-width = <4>;
> + cd-gpios = <&gpio3 00 GPIO_ACTIVE_LOW>;
> + no-mmc;
> + no-sdio;
> + pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
> + pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>;
> + pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>;
> + pinctrl-3 = <&pinctrl_usdhc2_sleep>, <&pinctrl_usdhc2_gpio_sleep>;
> + pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
> + vmmc-supply = <®_usdhc2_vmmc>;
> + status = "okay";
> +};
> +
> +&wdog3 {
> + fsl,ext-reset-output;
> + status = "okay";
> +};
> +
> +&iomuxc {
> + pinctrl_eqos: eqosgrp {
> + fsl,pins = <
> + MX91_PAD_ENET1_MDC__ENET1_MDC 0x57e
> + MX91_PAD_ENET1_MDIO__ENET_QOS_MDIO 0x57e
> + MX91_PAD_ENET1_RD0__ENET_QOS_RGMII_RD0 0x57e
> + MX91_PAD_ENET1_RD1__ENET_QOS_RGMII_RD1 0x57e
> + MX91_PAD_ENET1_RD2__ENET_QOS_RGMII_RD2 0x57e
> + MX91_PAD_ENET1_RD3__ENET_QOS_RGMII_RD3 0x57e
> + MX91_PAD_ENET1_RXC__ENET_QOS_RGMII_RXC 0x5fe
> + MX91_PAD_ENET1_RX_CTL__ENET_QOS_RGMII_RX_CTL 0x57e
> + MX91_PAD_ENET1_TD0__ENET_QOS_RGMII_TD0 0x57e
> + MX91_PAD_ENET1_TD1__ENET1_RGMII_TD1 0x57e
> + MX91_PAD_ENET1_TD2__ENET_QOS_RGMII_TD2 0x57e
> + MX91_PAD_ENET1_TD3__ENET_QOS_RGMII_TD3 0x57e
> + MX91_PAD_ENET1_TXC__CCM_ENET_QOS_CLOCK_GENERATE_TX_CLK 0x5fe
> + MX91_PAD_ENET1_TX_CTL__ENET_QOS_RGMII_TX_CTL 0x57e
> + >;
> + };
> +
> + pinctrl_eqos_sleep: eqossleepgrp {
> + fsl,pins = <
> + MX91_PAD_ENET1_MDC__GPIO4_IO0 0x31e
> + MX91_PAD_ENET1_MDIO__GPIO4_IO1 0x31e
> + MX91_PAD_ENET1_RD0__GPIO4_IO10 0x31e
> + MX91_PAD_ENET1_RD1__GPIO4_IO11 0x31e
> + MX91_PAD_ENET1_RD2__GPIO4_IO12 0x31e
> + MX91_PAD_ENET1_RD3__GPIO4_IO13 0x31e
> + MX91_PAD_ENET1_RXC__GPIO4_IO9 0x31e
> + MX91_PAD_ENET1_RX_CTL__GPIO4_IO8 0x31e
> + MX91_PAD_ENET1_TD0__GPIO4_IO5 0x31e
> + MX91_PAD_ENET1_TD1__GPIO4_IO4 0x31e
> + MX91_PAD_ENET1_TD2__GPIO4_IO3 0x31e
> + MX91_PAD_ENET1_TD3__GPIO4_IO2 0x31e
> + MX91_PAD_ENET1_TXC__GPIO4_IO7 0x31e
> + MX91_PAD_ENET1_TX_CTL__GPIO4_IO6 0x31e
> + >;
> + };
> +
> + pinctrl_fec: fecgrp {
> + fsl,pins = <
> + MX91_PAD_ENET2_MDC__ENET2_MDC 0x57e
> + MX91_PAD_ENET2_MDIO__ENET2_MDIO 0x57e
> + MX91_PAD_ENET2_RD0__ENET2_RGMII_RD0 0x57e
> + MX91_PAD_ENET2_RD1__ENET2_RGMII_RD1 0x57e
> + MX91_PAD_ENET2_RD2__ENET2_RGMII_RD2 0x57e
> + MX91_PAD_ENET2_RD3__ENET2_RGMII_RD3 0x57e
> + MX91_PAD_ENET2_RXC__ENET2_RGMII_RXC 0x5fe
> + MX91_PAD_ENET2_RX_CTL__ENET2_RGMII_RX_CTL 0x57e
> + MX91_PAD_ENET2_TD0__ENET2_RGMII_TD0 0x57e
> + MX91_PAD_ENET2_TD1__ENET2_RGMII_TD1 0x57e
> + MX91_PAD_ENET2_TD2__ENET2_RGMII_TD2 0x57e
> + MX91_PAD_ENET2_TD3__ENET2_RGMII_TD3 0x57e
> + MX91_PAD_ENET2_TXC__ENET2_RGMII_TXC 0x5fe
> + MX91_PAD_ENET2_TX_CTL__ENET2_RGMII_TX_CTL 0x57e
> + >;
> + };
> +
> + pinctrl_fec_sleep: fecsleepgrp {
> + fsl,pins = <
> + MX91_PAD_ENET2_MDC__GPIO4_IO14 0x51e
> + MX91_PAD_ENET2_MDIO__GPIO4_IO15 0x51e
> + MX91_PAD_ENET2_RD0__GPIO4_IO24 0x51e
> + MX91_PAD_ENET2_RD1__GPIO4_IO25 0x51e
> + MX91_PAD_ENET2_RD2__GPIO4_IO26 0x51e
> + MX91_PAD_ENET2_RD3__GPIO4_IO27 0x51e
> + MX91_PAD_ENET2_RXC__GPIO4_IO23 0x51e
> + MX91_PAD_ENET2_RX_CTL__GPIO4_IO22 0x51e
> + MX91_PAD_ENET2_TD0__GPIO4_IO19 0x51e
> + MX91_PAD_ENET2_TD1__GPIO4_IO18 0x51e
> + MX91_PAD_ENET2_TD2__GPIO4_IO17 0x51e
> + MX91_PAD_ENET2_TD3__GPIO4_IO16 0x51e
> + MX91_PAD_ENET2_TXC__GPIO4_IO21 0x51e
> + MX91_PAD_ENET2_TX_CTL__GPIO4_IO20 0x51e
> + >;
> + };
> +
> + pinctrl_flexcan2: flexcan2grp {
> + fsl,pins = <
> + MX91_PAD_GPIO_IO25__CAN2_TX 0x139e
> + MX91_PAD_GPIO_IO27__CAN2_RX 0x139e
> + >;
> + };
> +
> + pinctrl_flexcan2_sleep: flexcan2sleepgrp {
> + fsl,pins = <
> + MX91_PAD_GPIO_IO25__GPIO2_IO25 0x31e
> + MX91_PAD_GPIO_IO27__GPIO2_IO27 0x31e
> + >;
> + };
Is CAN used somewhere?
Best regards
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