Re: [PATCH 2/2] arm64: dts: fsl: add support for Kontron pitx-imx8m board

From: Krzysztof Kozlowski
Date: Mon Feb 22 2021 - 03:41:22 EST

On Mon, Feb 22, 2021 at 08:46:52AM +0100, Heiko Thiery wrote:
> Hi Krysztof,
>
> Am So., 21. Feb. 2021 um 13:11 Uhr schrieb Krzysztof Kozlowski
> <krzk@xxxxxxxxxx>:
> >
> > On Thu, Feb 18, 2021 at 01:33:29PM +0100, Heiko Thiery wrote:
> > > The Kontron pitx-imx8m board is based on an i.MX8MQ soc.
> > >
> > > Signed-off-by: Heiko Thiery <heiko.thiery@xxxxxxxxx>
> > > ---
> > > arch/arm64/boot/dts/freescale/Makefile | 1 +
> > > .../freescale/imx8mq-kontron-pitx-imx8m.dts | 675 ++++++++++++++++++
> > > 2 files changed, 676 insertions(+)
> > > create mode 100644 arch/arm64/boot/dts/freescale/imx8mq-kontron-pitx-imx8m.dts
> > >
> > > diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
> > > index 6438db3822f8..9fc2c6f64407 100644
> > > --- a/arch/arm64/boot/dts/freescale/Makefile
> > > +++ b/arch/arm64/boot/dts/freescale/Makefile
> > > @@ -47,6 +47,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mp-evk.dtb
> > > dtb-$(CONFIG_ARCH_MXC) += imx8mp-phyboard-pollux-rdk.dtb
> > > dtb-$(CONFIG_ARCH_MXC) += imx8mq-evk.dtb
> > > dtb-$(CONFIG_ARCH_MXC) += imx8mq-hummingboard-pulse.dtb
> > > +dtb-$(CONFIG_ARCH_MXC) += imx8mq-kontron-pitx-imx8m.dtb
> > > dtb-$(CONFIG_ARCH_MXC) += imx8mq-librem5-devkit.dtb
> > > dtb-$(CONFIG_ARCH_MXC) += imx8mq-librem5-r2.dtb
> > > dtb-$(CONFIG_ARCH_MXC) += imx8mq-librem5-r3.dtb
> > > diff --git a/arch/arm64/boot/dts/freescale/imx8mq-kontron-pitx-imx8m.dts b/arch/arm64/boot/dts/freescale/imx8mq-kontron-pitx-imx8m.dts
> > > new file mode 100644
> > > index 000000000000..79805928204e
> > > --- /dev/null
> > > +++ b/arch/arm64/boot/dts/freescale/imx8mq-kontron-pitx-imx8m.dts
> > > @@ -0,0 +1,675 @@
> > > +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> > > +/*
> > > + * Device Tree File for the Kontron pitx-imx8m board.
> > > + *
> > > + * Copyright (C) 2021 Heiko Thiery <heiko.thiery@xxxxxxxxx>
> > > + */
> > > +
> > > +/dts-v1/;
> > > +
> > > +#include "imx8mq.dtsi"
> > > +#include <dt-bindings/net/ti-dp83867.h>
> > > +
> > > +/ {
> > > + model = "Kontron pITX-imx8m";
> > > + compatible = "kontron,pitx-imx8m", "fsl,imx8mq";
> > > +
> > > + aliases {
> > > + i2c0 = &i2c1;
> > > + i2c1 = &i2c2;
> > > + i2c2 = &i2c3;
> > > + mmc0 = &usdhc1;
> > > + mmc1 = &usdhc2;
> > > + serial0 = &uart1;
> > > + serial1 = &uart2;
> > > + serial2 = &uart3;
> > > + spi0 = &qspi0;
> > > + spi1 = &ecspi2;
> > > + };
> > > +
> > > + chosen {
> > > + stdout-path = "serial2:115200n8";
> > > + };
> > > +
> > > + regulators {
> > > + compatible = "simple-bus";
> > > + #address-cells = <1>;
> > > + #size-cells = <0>;
> > > +
> > > + reg_usdhc2_vmmc: regulator-v-3v3-sd {
> >
> > That's a messed unit addressing. You have here simple-bus but no unit
> > addresses. Move it out of regulators node and run make dtc W=1 (it would
> > point you this issue).
>
> Ok, I will change that.
>
> But I'm not able to run dtc on my dts. dtc throws an error.
>
> # dtc -I dts -O dtb imx8mq-kontron-pitx-imx8m.dts
> Error: imx8mq-kontron-pitx-imx8m.dts:10.1-9 syntax error
> FATAL ERROR: Unable to parse input tree
>
> It is about the includes. How can I run dtc for a intree dts to add
> the -W option?

make dtbs W=1

>
> > > + compatible = "regulator-fixed";
> > > + regulator-name = "V_3V3_SD";
> > > + regulator-min-microvolt = <3300000>;
> > > + regulator-max-microvolt = <3300000>;
> > > + gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>;
> > > + off-on-delay-us = <20000>;
> > > + enable-active-high;
> > > + };
> > > + };
> > > +
> > > + usb_hub_reset: usb-hub-reset {
> > > + compatible = "gpio-reset";
> > > + reset-gpios = <&gpio3 4 GPIO_ACTIVE_LOW>;
> > > + reset-delay-us = <3000>;
> > > + reset-post-delay-ms = <50>;
> > > + #reset-cells = <0>;
> > > + };
> > > +
> > > + tpm_reset: tpm-reset {
> > > + compatible = "gpio-reset";
> > > + reset-gpios = <&gpio3 2 GPIO_ACTIVE_LOW>;
> > > + reset-delay-us = <2>;
> > > + reset-post-delay-ms = <60>;
> > > + #reset-cells = <0>;
> > > + };
> > > +
> > > + pcie0_refclk: pcie0-refclk {
> >
> > Generic node names (from the dt spec candidate is "clock").
>
> Should I simply set the node name to pcie0-clock? And pcie1-clock for
> the next one?

I am fine with "pcie0-clock" or just "clock-0".

>
> > > + compatible = "fixed-clock";
> > > + #clock-cells = <0>;
> > > + clock-frequency = <100000000>;
> > > + };
> > > +
> > > + pcie1_refclk: pcie1-refclk {
> >
> > Same.
> >
> > > + compatible = "fixed-clock";
> > > + #clock-cells = <0>;
> > > + clock-frequency = <100000000>;
> > > + };
> > > +
> > > + gpio-keys {
> > > + compatible = "gpio-keys";
> > > + pinctrl-names = "default";
> > > + pinctrl-0 = <&pinctrl_gpio_keys>;
> > > +
> > > + pciewake {
> > > + label = "PCIE_Wake";
> > > + gpios = <&gpio1 8 GPIO_ACTIVE_LOW>;
> > > + linux,input-type = <4>; /* EV_MSC */
> > > + linux,code = <3>; /* MSC_RAW */
> > > + gpio-key,wakeup;
> > > + };
> > > + };
> > > +};
> > > +
> > > +&ecspi2 {
> > > + #address-cells = <1>;
> > > + #size-cells = <0>;
> > > + pinctrl-names = "default";
> > > + pinctrl-0 = <&pinctrl_ecspi2 &pinctrl_ecspi2_cs>;
> > > + cs-gpios = <&gpio5 13 GPIO_ACTIVE_LOW>;
> > > + status = "okay";
> > > +
> > > + slb9670@0 {
> >
> > This needs a generic node name.
>
> I will change to tpm@0.

Thanks.

>
> >
> > > + compatible = "infineon,slb9670";
> > > + reg = <0>;
> > > + resets = <&tpm_reset>;
> > > + spi-max-frequency = <43000000>;
> > > + };
> > > +};
> > > +
> > > +&fec1 {
> > > + pinctrl-names = "default";
> > > + pinctrl-0 = <&pinctrl_fec1>;
> > > + phy-mode = "rgmii-id";
> > > + phy-handle = <&ethphy0>;
> > > + phy-reset-gpios = <&gpio1 11 GPIO_ACTIVE_LOW>;
> > > + fsl,magic-packet;
> > > + status = "okay";
> > > +
> > > + mdio {
> > > + #address-cells = <1>;
> > > + #size-cells = <0>;
> > > +
> > > + ethphy0: ethernet-phy@0 {
> > > + compatible = "ethernet-phy-ieee802.3-c22";
> > > + reg = <0>;
> > > + ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_25_NS>;
> > > + ti,tx-internal-delay = <DP83867_RGMIIDCTL_2_75_NS>;
> > > + ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
> > > + };
> > > + };
> > > +};
> > > +
> > > +&i2c1 {
> > > + clock-frequency = <400000>;
> > > + pinctrl-names = "default";
> > > + pinctrl-0 = <&pinctrl_i2c1>;
> > > + status = "okay";
> > > +
> > > + pmic@8 {
> > > + compatible = "fsl,pfuze100";
> > > + fsl,pfuze-support-disable-sw;
> > > + reg = <0x8>;
> > > +
> > > + regulators {
> > > + sw1a_reg: sw1ab {
> > > + regulator-name = "V_0V9_GPU";
> > > + regulator-min-microvolt = <825000>;
> > > + regulator-max-microvolt = <1100000>;
> > > + };
> > > +
> > > + sw1c_reg: sw1c {
> > > + regulator-name = "V_0V9_VPU";
> > > + regulator-min-microvolt = <825000>;
> > > + regulator-max-microvolt = <1100000>;
> > > + };
> > > +
> > > + sw2_reg: sw2 {
> > > + regulator-name = "V_1V1_NVCC_DRAM";
> > > + regulator-min-microvolt = <1100000>;
> > > + regulator-max-microvolt = <1100000>;
> > > + regulator-always-on;
> > > + };
> > > +
> > > + sw3a_reg: sw3ab {
> > > + regulator-name = "V_1V0_DRAM";
> > > + regulator-min-microvolt = <825000>;
> > > + regulator-max-microvolt = <1100000>;
> > > + regulator-always-on;
> > > + };
> > > +
> > > + sw4_reg: sw4 {
> > > + regulator-name = "V_1V8_S0";
> > > + regulator-min-microvolt = <1800000>;
> > > + regulator-max-microvolt = <1800000>;
> > > + regulator-always-on;
> > > + };
> > > +
> > > + swbst_reg: swbst {
> > > + regulator-min-microvolt = <5000000>;
> > > + regulator-max-microvolt = <5150000>;
> > > + };
> > > +
> > > + snvs_reg: vsnvs {
> > > + regulator-name = "V_0V9_SNVS";
> > > + regulator-min-microvolt = <1000000>;
> > > + regulator-max-microvolt = <3000000>;
> > > + regulator-always-on;
> > > + };
> > > +
> > > + vref_reg: vrefddr {
> > > + regulator-name = "V_0V55_VREF_DDR";
> > > + regulator-always-on;
> > > + };
> > > +
> > > + vgen1_reg: vgen1 {
> > > + regulator-name = "V_1V5_CSI";
> > > + regulator-min-microvolt = <800000>;
> > > + regulator-max-microvolt = <1550000>;
> > > + };
> > > +
> > > + vgen2_reg: vgen2 {
> > > + regulator-name = "V_0V9_PHY";
> > > + regulator-min-microvolt = <850000>;
> > > + regulator-max-microvolt = <975000>;
> > > + regulator-always-on;
> > > + };
> > > +
> > > + vgen3_reg: vgen3 {
> > > + regulator-name = "V_1V8_PHY";
> > > + regulator-min-microvolt = <1675000>;
> > > + regulator-max-microvolt = <1975000>;
> > > + regulator-always-on;
> > > + };
> > > +
> > > + vgen4_reg: vgen4 {
> > > + regulator-name = "V_1V8_VDDA";
> > > + regulator-min-microvolt = <1625000>;
> > > + regulator-max-microvolt = <1875000>;
> > > + regulator-always-on;
> > > + };
> > > +
> > > + vgen5_reg: vgen5 {
> > > + regulator-name = "V_3V3_PHY";
> > > + regulator-min-microvolt = <3075000>;
> > > + regulator-max-microvolt = <3625000>;
> > > + regulator-always-on;
> > > + };
> > > +
> > > + vgen6_reg: vgen6 {
> > > + regulator-name = "V_2V8_CAM";
> > > + regulator-min-microvolt = <1800000>;
> > > + regulator-max-microvolt = <3300000>;
> > > + regulator-always-on;
> > > + };
> > > + };
> > > + };
> > > +
> > > + max6650@1b {
> >
> > Generic node name.
>
> I could not find a matching name like "fan" in the devicetree
> specification. What about using "fan-ctrl"?

So maybe "fan-controller"?

>
> >
> > > + compatible = "maxim,max6650";
> > > + reg = <0x1b>;
> > > + maxim,fan-microvolt = <5000000>;
> > > + };
> > > +
> > > + rtc@32 {
> > > + compatible = "microcrystal,rv8803";
> > > + reg = <0x32>;
> > > + };
> > > +
> > > + lm75@4b {
> >
> > Node name: sensor.
>
> Ok
>
> >
> > > + compatible = "national,lm75b";
> > > + reg = <0x4b>;
> > > + };
> > > +
> > > + eeprom@51 {
> > > + compatible = "atmel,24c32";
> > > + reg = <0x51>;
> > > + pagesize = <32>;
> > > + };
> > > +};
> > > +
> > > +&i2c2 {
> > > + clock-frequency = <100000>;
> > > + pinctrl-names = "default";
> > > + pinctrl-0 = <&pinctrl_i2c2>;
> > > + status = "okay";
> > > +};
> > > +
> > > +&i2c3 {
> > > + clock-frequency = <100000>;
> > > + pinctrl-names = "default";
> > > + pinctrl-0 = <&pinctrl_i2c3>;
> > > + status = "okay";
> > > +
> > > + wm8904: audio-codec@1a {
> > > + compatible = "wlf,wm8904";
> > > + reg = <0x1a>;
> > > + clocks = <&clk IMX8MQ_CLK_SAI2_ROOT>;
> > > + clock-names = "mclk";
> > > + clock-frequency = <24000000>;
> > > + };
> > > +};
> > > +
> > > +/* M.2 B-key slot */
> > > +&pcie0 {
> > > + pinctrl-names = "default";
> > > + pinctrl-0 = <&pinctrl_pcie0>;
> > > + disable-gpio = <&gpio5 29 GPIO_ACTIVE_LOW>;
> > > + reset-gpio = <&gpio1 9 GPIO_ACTIVE_LOW>;
> > > + clocks = <&clk IMX8MQ_CLK_PCIE1_ROOT>,
> > > + <&clk IMX8MQ_CLK_PCIE1_AUX>,
> > > + <&clk IMX8MQ_CLK_PCIE1_PHY>,
> > > + <&pcie0_refclk>;
> > > + clock-names = "pcie", "pcie_aux", "pcie_phy", "pcie_bus";
> > > + ext_osc = <1>;
> > > + status = "okay";
> > > +};
> > > +
> > > +/* Intel Ethernet Controller I210/I211 */
> > > +&pcie1 {
> > > + clocks = <&clk IMX8MQ_CLK_PCIE2_ROOT>,
> > > + <&clk IMX8MQ_CLK_PCIE2_AUX>,
> > > + <&clk IMX8MQ_CLK_PCIE2_PHY>,
> > > + <&pcie1_refclk>;
> > > + clock-names = "pcie", "pcie_aux", "pcie_phy", "pcie_bus";
> > > + ext_osc = <1>;
> > > + fsl,max-link-speed = <1>;
> > > + status = "okay";
> > > +};
> > > +
> > > +&pgc_gpu {
> > > + power-supply = <&sw1a_reg>;
> > > +};
> > > +
> > > +&pgc_vpu {
> > > + power-supply = <&sw1c_reg>;
> > > +};
> > > +
> > > +&qspi0 {
> > > + pinctrl-names = "default";
> > > + pinctrl-0 = <&pinctrl_qspi>;
> > > + status = "okay";
> > > +
> > > + flash@0 {
> > > + compatible = "jedec,spi-nor";
> > > + #address-cells = <1>;
> > > + #size-cells = <1>;
> > > + reg = <0>;
> > > + spi-tx-bus-width = <4>;
> > > + spi-rx-bus-width = <4>;
> > > + m25p,fast-read;
> > > + spi-max-frequency = <50000000>;
> > > + };
> > > +};
> > > +
> > > +&snvs_pwrkey {
> > > + status = "okay";
> > > +};
> > > +
> > > +&uart1 {
> > > + pinctrl-names = "default";
> > > + pinctrl-0 = <&pinctrl_uart1>;
> > > + assigned-clocks = <&clk IMX8MQ_CLK_UART1>;
> > > + assigned-clock-parents = <&clk IMX8MQ_SYS1_PLL_80M>;
> > > + status = "okay";
> > > +};
> > > +
> > > +&uart2 {
> > > + pinctrl-names = "default";
> > > + pinctrl-0 = <&pinctrl_uart2>;
> > > + assigned-clocks = <&clk IMX8MQ_CLK_UART2>;
> > > + assigned-clock-parents = <&clk IMX8MQ_SYS1_PLL_80M>;
> > > + status = "okay";
> > > +};
> > > +
> > > +&uart3 {
> > > + pinctrl-names = "default";
> > > + pinctrl-0 = <&pinctrl_uart3>;
> > > + fsl,uart-has-rtscts;
> > > + assigned-clocks = <&clk IMX8MQ_CLK_UART3>;
> > > + assigned-clock-parents = <&clk IMX8MQ_SYS1_PLL_80M>;
> > > + status = "okay";
> > > +};
> > > +
> > > +&usb_dwc3_0 {
> > > + pinctrl-names = "default";
> > > + pinctrl-0 = <&pinctrl_usb0>;
> > > + dr_mode = "otg";
> > > + hnp-disable;
> > > + srp-disable;
> > > + adp-disable;
> > > + maximum-speed = "high-speed";
> > > + status = "okay";
> > > +};
> > > +
> > > +&usb3_phy0 {
> > > + status = "okay";
> > > +};
> > > +
> > > +&usb_dwc3_1 {
> > > + resets = <&usb_hub_reset>;
> > > + dr_mode = "host";
> > > + status = "okay";
> > > +};
> > > +
> > > +&usb3_phy1 {
> > > + status = "okay";
> > > +};
> > > +
> > > +&usdhc1 {
> > > + assigned-clocks = <&clk IMX8MQ_CLK_USDHC1>;
> > > + assigned-clock-rates = <400000000>;
> > > + pinctrl-names = "default", "state_100mhz", "state_200mhz";
> > > + pinctrl-0 = <&pinctrl_usdhc1>;
> > > + pinctrl-1 = <&pinctrl_usdhc1_100mhz>;
> > > + pinctrl-2 = <&pinctrl_usdhc1_200mhz>;
> > > + vqmmc-supply = <&sw4_reg>;
> > > + bus-width = <8>;
> > > + non-removable;
> > > + no-sd;
> > > + no-sdio;
> > > + status = "okay";
> > > +};
> > > +
> > > +&usdhc2 {
> > > + assigned-clocks = <&clk IMX8MQ_CLK_USDHC2>;
> > > + assigned-clock-rates = <200000000>;
> > > + pinctrl-names = "default", "state_100mhz", "state_200mhz";
> > > + pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
> > > + pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>;
> > > + pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>;
> > > + bus-width = <4>;
> > > + cd-gpios = <&gpio2 12 GPIO_ACTIVE_LOW>;
> > > + wp-gpios = <&gpio2 20 GPIO_ACTIVE_HIGH>;
> > > + vmmc-supply = <&reg_usdhc2_vmmc>;
> > > + status = "okay";
> > > +};
> > > +
> > > +&wdog1 {
> > > + pinctrl-names = "default";
> > > + pinctrl-0 = <&pinctrl_wdog>;
> > > + fsl,ext-reset-output;
> > > + status = "okay";
> > > +};
> > > +
> > > +&iomuxc {
> > > + pinctrl-names = "default";
> > > + pinctrl-0 = <&pinctrl_hog>;
> > > +
> > > + pinctrl_hog: hoggrp {
> > > + fsl,pins = <
> > > + MX8MQ_IOMUXC_NAND_CE1_B_GPIO3_IO2 0x19 /* TPM Reset */
> > > + MX8MQ_IOMUXC_NAND_CE3_B_GPIO3_IO4 0x19 /* USB2 Hub Reset */
> > > + >;
> > > + };
> > > +
> > > + pinctrl_gpio: gpiogrp {
> > > + fsl,pins = <
> > > + MX8MQ_IOMUXC_NAND_CLE_GPIO3_IO5 0x19 /* GPIO0 */
> > > + MX8MQ_IOMUXC_NAND_RE_B_GPIO3_IO15 0x19 /* GPIO1 */
> > > + MX8MQ_IOMUXC_NAND_WE_B_GPIO3_IO17 0x19 /* GPIO2 */
> > > + MX8MQ_IOMUXC_NAND_WP_B_GPIO3_IO18 0x19 /* GPIO3 */
> > > + MX8MQ_IOMUXC_NAND_READY_B_GPIO3_IO16 0x19 /* GPIO4 */
> > > + MX8MQ_IOMUXC_NAND_DATA04_GPIO3_IO10 0x19 /* GPIO5 */
> > > + MX8MQ_IOMUXC_NAND_DATA05_GPIO3_IO11 0x19 /* GPIO6 */
> > > + MX8MQ_IOMUXC_NAND_DATA06_GPIO3_IO12 0x19 /* GPIO7 */
> > > + >;
> > > + };
> > > +
> > > + pinctrl_pcie0: pcie0grp {
> > > + fsl,pins = <
> > > + MX8MQ_IOMUXC_GPIO1_IO09_GPIO1_IO9 0x16 /* PCIE_PERST */
> > > + MX8MQ_IOMUXC_UART4_TXD_GPIO5_IO29 0x16 /* W_DISABLE */
> > > + >;
> > > + };
> > > +
> > > + pinctrl_gpio_keys: gpio-keysgrp {
> > > + fsl,pins = <
> > > + MX8MQ_IOMUXC_GPIO1_IO08_GPIO1_IO8 0x16 /* PCIE_WAKE */
> > > + >;
> > > + };
> > > +
> > > + pinctrl_fec1: fec1grp {
> > > + fsl,pins = <
> > > + MX8MQ_IOMUXC_ENET_MDC_ENET1_MDC 0x3
> > > + MX8MQ_IOMUXC_ENET_MDIO_ENET1_MDIO 0x23
> > > + MX8MQ_IOMUXC_ENET_TD3_ENET1_RGMII_TD3 0x1f
> > > + MX8MQ_IOMUXC_ENET_TD2_ENET1_RGMII_TD2 0x1f
> > > + MX8MQ_IOMUXC_ENET_TD1_ENET1_RGMII_TD1 0x1f
> > > + MX8MQ_IOMUXC_ENET_TD0_ENET1_RGMII_TD0 0x1f
> > > + MX8MQ_IOMUXC_ENET_RD3_ENET1_RGMII_RD3 0x91
> > > + MX8MQ_IOMUXC_ENET_RD2_ENET1_RGMII_RD2 0x91
> > > + MX8MQ_IOMUXC_ENET_RD1_ENET1_RGMII_RD1 0x91
> > > + MX8MQ_IOMUXC_ENET_RD0_ENET1_RGMII_RD0 0x91
> > > + MX8MQ_IOMUXC_ENET_TXC_ENET1_RGMII_TXC 0x1f
> > > + MX8MQ_IOMUXC_ENET_RXC_ENET1_RGMII_RXC 0x91
> > > + MX8MQ_IOMUXC_ENET_RX_CTL_ENET1_RGMII_RX_CTL 0x91
> > > + MX8MQ_IOMUXC_ENET_TX_CTL_ENET1_RGMII_TX_CTL 0x1f
> > > + MX8MQ_IOMUXC_GPIO1_IO11_GPIO1_IO11 0x16
> > > + MX8MQ_IOMUXC_GPIO1_IO15_GPIO1_IO15 0x16
> > > + >;
> > > + };
> > > +
> > > + pinctrl_i2c1: i2c1grp {
> > > + fsl,pins = <
> > > + MX8MQ_IOMUXC_I2C1_SCL_I2C1_SCL 0x4000007f
> > > + MX8MQ_IOMUXC_I2C1_SDA_I2C1_SDA 0x4000007f
> > > + >;
> > > + };
> > > +
> > > + pinctrl_i2c2: i2c2grp {
> > > + fsl,pins = <
> > > + MX8MQ_IOMUXC_I2C2_SCL_I2C2_SCL 0x4000007f
> > > + MX8MQ_IOMUXC_I2C2_SDA_I2C2_SDA 0x4000007f
> > > + >;
> > > + };
> > > +
> > > + pinctrl_i2c3: i2c3grp {
> > > + fsl,pins = <
> > > + MX8MQ_IOMUXC_I2C3_SCL_I2C3_SCL 0x4000007f
> > > + MX8MQ_IOMUXC_I2C3_SDA_I2C3_SDA 0x4000007f
> > > + >;
> > > + };
> > > +
> > > + pinctrl_qspi: qspigrp {
> > > + fsl,pins = <
> > > + MX8MQ_IOMUXC_NAND_ALE_QSPI_A_SCLK 0x82
> > > + MX8MQ_IOMUXC_NAND_CE0_B_QSPI_A_SS0_B 0x82
> > > + MX8MQ_IOMUXC_NAND_DATA00_QSPI_A_DATA0 0x82
> > > + MX8MQ_IOMUXC_NAND_DATA01_QSPI_A_DATA1 0x82
> > > + MX8MQ_IOMUXC_NAND_DATA02_QSPI_A_DATA2 0x82
> > > + MX8MQ_IOMUXC_NAND_DATA03_QSPI_A_DATA3 0x82
> > > +
> >
> > No need for empty line.
>
> Ok
>
> >
> > > + >;
> > > + };
> > > +
> > > + pinctrl_ecspi2: ecspi2grp {
> > > + fsl,pins = <
> > > + MX8MQ_IOMUXC_ECSPI2_MOSI_ECSPI2_MOSI 0x19
> > > + MX8MQ_IOMUXC_ECSPI2_MISO_ECSPI2_MISO 0x19
> > > + MX8MQ_IOMUXC_ECSPI2_SCLK_ECSPI2_SCLK 0x19
> > > + >;
> > > + };
> > > +
> > > + pinctrl_ecspi2_cs: ecspi2cs {
> >
> > ecspi2csgrp to match schema
>
> Ok
>
> >
> > Please run dtbs_check on your DTS.
>
> When I run "make dtbs_check" it runs quite a long time and stops with
> an error. But as far as I can say there is an error coming from the
> included "imx8mq.dtsi".
>
> You can see the output here: https://pastebin.com/raw/iU2geBDh

Looks fine (except the error tool :) ).

Best regards,
Krzysztof