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Message-ID: <ZxdOPNe1du9Ho8nm@dragon>
Date: Tue, 22 Oct 2024 15:03:24 +0800
From: Shawn Guo <shawnguo2@...h.net>
To: Tim Harvey <tharvey@...eworks.com>
Cc: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 2/2] arm64: dts: imx: Add i.MX8M Plus Gateworks GW82XX-2X
 support

On Fri, Oct 18, 2024 at 11:24:46AM -0700, Tim Harvey wrote:
> The Gateworks GW82XX-2X is an ARM based single board computer (SBC)
> comprised of the i.MX8M Plus based gw702x SoM and the gw82xx baseboard
> featuring:
>  - i.MX8M Plus SoC
>  - LPDDR4 DRAM
>  - eMMC FLASH
>  - Gateworks System Controller (GSC)
>  - microSD (1.8V/3.3V Capable)
>  - panel status bi-color LED
>  - pushbutton switch
>  - fan controller with tachometer
>  - USB Type-C connector
>  - PCIe switch
>  - 2x GbE RJ45 connectors
>  - multi-protocol RS232/RS485/RS422 Serial ports
>  - 2x Flexible Socket Adapters with SDIO/UART/USB/PCIe
>    (for M.2 and miniPCIe expansion)
>  - 2x isolated CAN
>  - GPS
>  - accelerometer
>  - magnetometer
>  - off-board connectors for: SPI, GPIO, I2C, ADC
>  - Wide range DC power input
>  - support for 802.3at PoE (via adapter)
> 
> Signed-off-by: Tim Harvey <tharvey@...eworks.com>
> ---
>  arch/arm64/boot/dts/freescale/Makefile        |   1 +
>  .../dts/freescale/imx8mp-venice-gw82xx-2x.dts |  19 +
>  .../dts/freescale/imx8mp-venice-gw82xx.dtsi   | 537 ++++++++++++++++++
>  3 files changed, 557 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/freescale/imx8mp-venice-gw82xx-2x.dts
>  create mode 100644 arch/arm64/boot/dts/freescale/imx8mp-venice-gw82xx.dtsi
> 
> diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
> index 91b72a1d5bb8..d1f205187454 100644
> --- a/arch/arm64/boot/dts/freescale/Makefile
> +++ b/arch/arm64/boot/dts/freescale/Makefile
> @@ -196,6 +196,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mp-venice-gw72xx-2x.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-venice-gw73xx-2x.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-venice-gw74xx.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-venice-gw75xx-2x.dtb
> +dtb-$(CONFIG_ARCH_MXC) += imx8mp-venice-gw82xx-2x.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-verdin-nonwifi-dahlia.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-verdin-nonwifi-dev.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-verdin-nonwifi-ivy.dtb
> diff --git a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw82xx-2x.dts b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw82xx-2x.dts
> new file mode 100644
> index 000000000000..597813308630
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw82xx-2x.dts
> @@ -0,0 +1,19 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright 2024 Gateworks Corporation
> + */
> +
> +/dts-v1/;
> +
> +#include "imx8mp.dtsi"
> +#include "imx8mp-venice-gw702x.dtsi"
> +#include "imx8mp-venice-gw82xx.dtsi"
> +
> +/ {
> +	model = "Gateworks Venice GW82xx-2x i.MX8MP Development Kit";
> +	compatible = "gateworks,imx8mp-gw82xx-2x", "fsl,imx8mp";
> +
> +	chosen {
> +		stdout-path = &uart2;
> +	};
> +};
> diff --git a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw82xx.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw82xx.dtsi
> new file mode 100644
> index 000000000000..83e7dada92f6
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw82xx.dtsi
> @@ -0,0 +1,537 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright 2024 Gateworks Corporation
> + */
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/leds/common.h>
> +#include <dt-bindings/phy/phy-imx8-pcie.h>
> +
> +/ {
> +	aliases {
> +		ethernet1 = &eth1;
> +		fsa1 = &fsa0;
> +		fsa2 = &fsa1;
> +	};
> +
> +	led-controller {
> +		compatible = "gpio-leds";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_gpio_leds>;
> +
> +		led-0 {
> +			function = LED_FUNCTION_STATUS;
> +			color = <LED_COLOR_ID_GREEN>;
> +			gpios = <&gpio4 1 GPIO_ACTIVE_HIGH>;
> +			default-state = "on";
> +			linux,default-trigger = "heartbeat";
> +		};
> +
> +		led-1 {
> +			function = LED_FUNCTION_STATUS;
> +			color = <LED_COLOR_ID_RED>;
> +			gpios = <&gpio4 5 GPIO_ACTIVE_HIGH>;
> +			default-state = "off";
> +		};
> +	};
> +
> +	pcie0_refclk: clock-pcie0 {
> +		compatible = "fixed-clock";
> +		#clock-cells = <0>;
> +		clock-frequency = <100000000>;
> +	};
> +
> +	pps {
> +		compatible = "pps-gpio";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_pps>;
> +		gpios = <&gpio4 3 GPIO_ACTIVE_HIGH>;
> +	};
> +
> +	reg_usb2_vbus: regulator-usb2 {
> +		compatible = "regulator-fixed";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_reg_usb2_en>;
> +		regulator-name = "usb2_vbus";
> +		regulator-min-microvolt = <5000000>;
> +		regulator-max-microvolt = <5000000>;
> +		gpio = <&gpio4 12 GPIO_ACTIVE_HIGH>;
> +		enable-active-high;
> +	};
> +
> +	reg_usdhc2_vmmc: regulator-usdhc2-vmmc {
> +		compatible = "regulator-fixed";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_usdhc2_vmmc>;
> +		regulator-name = "VDD_3V3_SD";
> +		regulator-max-microvolt = <3300000>;
> +		regulator-min-microvolt = <3300000>;
> +		gpio = <&gpio2 19 0>; /* SD2_RESET */

Could you use GPIO_ACTIVE_HIGH?

> +		enable-active-high;
> +		off-on-delay-us = <12000>;
> +		startup-delay-us = <100>;
> +	};
> +};
> +
> +&ecspi2 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_spi2>;
> +	cs-gpios = <&gpio1 10 GPIO_ACTIVE_LOW>,	/* CS0 onboard TPM */
> +		   <&gpio5 13 GPIO_ACTIVE_LOW>, /* CS1 off-board J32 SPI */
> +		   <&gpio1 12 GPIO_ACTIVE_LOW>, /* CS3 off-board J52 FSA1 */
> +		   <&gpio4 26 GPIO_ACTIVE_LOW>; /* CS2 off-board J51 FSA2 */
> +	status = "okay";
> +
> +	tpm@0 {
> +		compatible = "atmel,attpm20p", "tcg,tpm_tis-spi";
> +		reg = <0x0>;
> +		spi-max-frequency = <10000000>;
> +	};
> +};
> +
> +&flexcan1 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_can1>;
> +	status = "okay";
> +};
> +
> +&flexcan2 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_can2>;
> +	status = "okay";
> +};
> +
> +&gpio1 {
> +	gpio-line-names =
> +		"", "", "", "",
> +		"", "", "", "",
> +		"", "", "", "",
> +		"", "fsa2_gpio1", "", "",
> +		"", "", "", "",
> +		"", "", "", "",
> +		"", "", "", "",
> +		"", "", "", "";
> +};
> +
> +&gpio4 {
> +	gpio-line-names =
> +		"", "", "", "",
> +		"", "", "", "",
> +		"dio1", "fsa1_gpio2", "", "dio0",
> +		"", "", "", "",
> +		"", "", "", "",
> +		"", "", "rs485_en", "rs485_term",
> +		"fsa2_gpio2", "fsa1_gpio1", "", "rs485_half",
> +		"", "", "", "";
> +};
> +
> +&i2c2 {
> +	accelerometer@19 {
> +		compatible = "st,lis2de12";
> +		reg = <0x19>;
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_accel>;
> +		interrupt-parent = <&gpio4>;
> +		interrupts = <21 IRQ_TYPE_LEVEL_LOW>;
> +		st,drdy-int-pin = <1>;
> +	};
> +
> +	magnetometer@1e {
> +		compatible = "st,lis2mdl";
> +		reg = <0x1e>;
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_mag>;
> +		interrupt-parent = <&gpio4>;
> +		interrupts = <28 IRQ_TYPE_LEVEL_LOW>;
> +		st,drdy-int-pin = <1>;

Could you check Rob's bot warning?

Shawn

> +	};
> +};
> +
> +&i2c3 {
> +	i2c-mux@70 {
> +		compatible = "nxp,pca9548";
> +		reg = <0x70>;
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		/* J30 */
> +		fsa1: i2c@0 {
> +			reg = <0>;
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&pinctrl_fsa2i2c>;
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +
> +			gpio@20 {
> +				compatible = "nxp,pca9555";
> +				reg = <0x20>;
> +				interrupt-parent = <&gpio4>;
> +				interrupts = <4 IRQ_TYPE_EDGE_FALLING>;
> +				interrupt-controller;
> +				#interrupt-cells = <2>;
> +				gpio-controller;
> +				#gpio-cells = <2>;
> +			};
> +
> +			eeprom@54 {
> +				compatible = "atmel,24c02";
> +				reg = <0x54>;
> +				pagesize = <16>;
> +			};
> +
> +			eeprom@55 {
> +				compatible = "atmel,24c02";
> +				reg = <0x55>;
> +				pagesize = <16>;
> +			};
> +		};
> +
> +		/* J29 */
> +		fsa0: i2c@1 {
> +			reg = <1>;
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&pinctrl_fsa1i2c>;
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +
> +			gpio@20 {
> +				compatible = "nxp,pca9555";
> +				reg = <0x20>;
> +				interrupt-parent = <&gpio4>;
> +				interrupts = <14 IRQ_TYPE_EDGE_FALLING>;
> +				interrupt-controller;
> +				#interrupt-cells = <2>;
> +				gpio-controller;
> +				#gpio-cells = <2>;
> +			};
> +
> +			eeprom@54 {
> +				compatible = "atmel,24c02";
> +				reg = <0x54>;
> +				pagesize = <16>;
> +			};
> +
> +			eeprom@55 {
> +				compatible = "atmel,24c02";
> +				reg = <0x55>;
> +				pagesize = <16>;
> +			};
> +		};
> +
> +		/* J33 */
> +		i2c@2 {
> +			reg = <2>;
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};
> +	};
> +};
> +
> +&pcie_phy {
> +	clocks = <&pcie0_refclk>;
> +	clock-names = "ref";
> +	fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_INPUT>;
> +	fsl,clkreq-unsupported;
> +	status = "okay";
> +};
> +
> +&pcie {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_pcie0>;
> +	reset-gpio = <&gpio4 29 GPIO_ACTIVE_LOW>;
> +	status = "okay";
> +
> +	pcie@0,0 {
> +		reg = <0x0000 0 0 0 0>;
> +		device_type = "pci";
> +		#address-cells = <3>;
> +		#size-cells = <2>;
> +		ranges;
> +
> +		pcie@0,0 {
> +			reg = <0x0000 0 0 0 0>;
> +			device_type = "pci";
> +			#address-cells = <3>;
> +			#size-cells = <2>;
> +			ranges;
> +
> +			pcie@7,0 {
> +				reg = <0x3800 0 0 0 0>;
> +				device_type = "pci";
> +				#address-cells = <3>;
> +				#size-cells = <2>;
> +				ranges;
> +
> +				eth1: ethernet@0,0 {
> +					reg = <0x0000 0 0 0 0>;
> +					#address-cells = <3>;
> +					#size-cells = <2>;
> +					ranges;
> +					local-mac-address = [00 00 00 00 00 00];
> +				};
> +			};
> +		};
> +	};
> +};
> +
> +/* GPS */
> +&uart1 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_uart1>;
> +	status = "okay";
> +};
> +
> +/* RS232 */
> +&uart4 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_uart4>;
> +	status = "okay";
> +};
> +
> +/* USB1 - FSA1 */
> +&usb3_0 {
> +	fsl,permanently-attached;
> +	fsl,disable-port-power-control;
> +	status = "okay";
> +};
> +
> +&usb3_phy0 {
> +	status = "okay";
> +};
> +
> +&usb_dwc3_0 {
> +	adp-disable;
> +	hnp-disable;
> +	srp-disable;
> +	dr_mode = "host";
> +	status = "okay";
> +};
> +
> +/* USB2 - USB3.0 Hub */
> +&usb3_1 {
> +	fsl,permanently-attached;
> +	fsl,disable-port-power-control;
> +	status = "okay";
> +};
> +
> +&usb3_phy1 {
> +	vbus-supply = <&reg_usb2_vbus>;
> +	status = "okay";
> +};
> +
> +&usb_dwc3_1 {
> +	dr_mode = "host";
> +	status = "okay";
> +};
> +
> +/* SDIO 1.8V */
> +&usdhc1 {
> +	pinctrl-names = "default", "state_100mhz", "state_200mhz";
> +	pinctrl-0 = <&pinctrl_usdhc1>;
> +	pinctrl-1 = <&pinctrl_usdhc1_100mhz>;
> +	pinctrl-2 = <&pinctrl_usdhc1_200mhz>;
> +	bus-width = <4>;
> +	non-removable;
> +	status = "okay";
> +};
> +
> +/* microSD */
> +&usdhc2 {
> +	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>;
> +	cd-gpios = <&gpio2 12 GPIO_ACTIVE_HIGH>; /* CD is active high */
> +	bus-width = <4>;
> +	vmmc-supply = <&reg_usdhc2_vmmc>;
> +	status = "okay";
> +};
> +
> +&iomuxc {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_hog>;
> +
> +	pinctrl_hog: hoggrp {
> +		fsl,pins = <
> +			MX8MP_IOMUXC_SAI1_RXD6__GPIO4_IO08	0x40000146 /* DIO1 */
> +			MX8MP_IOMUXC_SAI1_TXC__GPIO4_IO11	0x40000146 /* DIO0 */
> +			MX8MP_IOMUXC_SAI2_MCLK__GPIO4_IO27	0x40000106 /* RS485_HALF */
> +			MX8MP_IOMUXC_SAI2_RXC__GPIO4_IO22	0x40000106 /* RS485_EN */
> +			MX8MP_IOMUXC_SAI2_RXD0__GPIO4_IO23	0x40000106 /* RS485_TERM */
> +		>;
> +	};
> +
> +	pinctrl_accel: accelgrp {
> +		fsl,pins = <
> +			MX8MP_IOMUXC_SAI2_RXFS__GPIO4_IO21	0x150	/* IRQ# */
> +		>;
> +	};
> +
> +	pinctrl_can1: can1grp {
> +		fsl,pins = <
> +			MX8MP_IOMUXC_SPDIF_TX__CAN1_TX		0x154
> +			MX8MP_IOMUXC_SPDIF_RX__CAN1_RX		0x154
> +		>;
> +	};
> +
> +	pinctrl_can2: can2grp {
> +		fsl,pins = <
> +			MX8MP_IOMUXC_SAI5_RXD3__CAN2_TX		0x154
> +			MX8MP_IOMUXC_SAI5_MCLK__CAN2_RX		0x154
> +		>;
> +	};
> +
> +	pinctrl_gpio_leds: gpioledgrp {
> +		fsl,pins = <
> +			MX8MP_IOMUXC_SAI1_RXC__GPIO4_IO01	0x6	/* LEDG */
> +			MX8MP_IOMUXC_SAI1_RXD3__GPIO4_IO05	0x6	/* LEDR */
> +		>;
> +	};
> +
> +	pinctrl_fsa1i2c: fsa1i2cgrp {
> +		fsl,pins = <
> +			MX8MP_IOMUXC_SAI1_TXD2__GPIO4_IO14	0x1d0		/* FSA1_ALERT# */
> +			MX8MP_IOMUXC_SAI2_TXC__GPIO4_IO25	0x400001d0	/* FSA1_GPIO1 */
> +			MX8MP_IOMUXC_SAI1_RXD7__GPIO4_IO09	0x400001d0	/* FSA1_GPIO2 */
> +		>;
> +	};
> +
> +	pinctrl_fsa2i2c: fsa2i2cgrp {
> +		fsl,pins = <
> +			MX8MP_IOMUXC_SAI1_RXD2__GPIO4_IO04	0x1d0		/* FSA2_ALERT# */
> +			MX8MP_IOMUXC_GPIO1_IO13__GPIO1_IO13	0x400001d0	/* FSA2_GPIO1 */
> +			MX8MP_IOMUXC_SAI2_TXFS__GPIO4_IO24	0x400001d0	/* FSA2_GPIO2 */
> +		>;
> +	};
> +
> +	pinctrl_mag: maggrp {
> +		fsl,pins = <
> +			MX8MP_IOMUXC_SAI3_RXFS__GPIO4_IO28	0x140	/* IRQ# */
> +		>;
> +	};
> +
> +	pinctrl_pcie0: pcie0grp {
> +		fsl,pins = <
> +			MX8MP_IOMUXC_SAI3_RXC__GPIO4_IO29	0x106	/* PERST# */
> +		>;
> +	};
> +
> +	pinctrl_pps: ppsgrp {
> +		fsl,pins = <
> +			MX8MP_IOMUXC_SAI1_RXD1__GPIO4_IO03	0x146
> +		>;
> +	};
> +
> +	pinctrl_reg_usb2_en: regusb2grp {
> +		fsl,pins = <
> +			MX8MP_IOMUXC_SAI1_TXD0__GPIO4_IO12	0x146	/* USBHUB_RST# */
> +		>;
> +	};
> +
> +	pinctrl_spi2: spi2grp {
> +		fsl,pins = <
> +			MX8MP_IOMUXC_ECSPI2_SCLK__ECSPI2_SCLK	0xd0
> +			MX8MP_IOMUXC_ECSPI2_MOSI__ECSPI2_MOSI	0xd0
> +			MX8MP_IOMUXC_ECSPI2_MISO__ECSPI2_MISO	0xd0
> +			MX8MP_IOMUXC_ECSPI2_SS0__GPIO5_IO13	0x140	/* J32_CS */
> +			MX8MP_IOMUXC_GPIO1_IO10__GPIO1_IO10	0x140	/* TPM_CS */
> +			MX8MP_IOMUXC_GPIO1_IO12__GPIO1_IO12	0x140	/* FSA1_CS */
> +			MX8MP_IOMUXC_SAI2_TXD0__GPIO4_IO26	0x140	/* FSA2_CS */
> +		>;
> +	};
> +
> +	pinctrl_uart1: uart1grp {
> +		fsl,pins = <
> +			MX8MP_IOMUXC_UART1_RXD__UART1_DCE_RX	0x140
> +			MX8MP_IOMUXC_UART1_TXD__UART1_DCE_TX	0x140
> +		>;
> +	};
> +
> +	pinctrl_uart4: uart4grp {
> +		fsl,pins = <
> +			MX8MP_IOMUXC_UART4_RXD__UART4_DCE_RX	0x140
> +			MX8MP_IOMUXC_UART4_TXD__UART4_DCE_TX	0x140
> +		>;
> +	};
> +
> +	pinctrl_usdhc1: usdhc1grp {
> +		fsl,pins = <
> +			MX8MP_IOMUXC_SD1_CLK__USDHC1_CLK	0x190
> +			MX8MP_IOMUXC_SD1_CMD__USDHC1_CMD	0x1d0
> +			MX8MP_IOMUXC_SD1_DATA0__USDHC1_DATA0	0x1d0
> +			MX8MP_IOMUXC_SD1_DATA1__USDHC1_DATA1	0x1d0
> +			MX8MP_IOMUXC_SD1_DATA2__USDHC1_DATA2	0x1d0
> +			MX8MP_IOMUXC_SD1_DATA3__USDHC1_DATA3	0x1d0
> +		>;
> +	};
> +
> +	pinctrl_usdhc1_100mhz: usdhc1-100mhzgrp {
> +		fsl,pins = <
> +			MX8MP_IOMUXC_SD1_CLK__USDHC1_CLK	0x194
> +			MX8MP_IOMUXC_SD1_CMD__USDHC1_CMD	0x1d4
> +			MX8MP_IOMUXC_SD1_DATA0__USDHC1_DATA0	0x1d4
> +			MX8MP_IOMUXC_SD1_DATA1__USDHC1_DATA1	0x1d4
> +			MX8MP_IOMUXC_SD1_DATA2__USDHC1_DATA2	0x1d4
> +			MX8MP_IOMUXC_SD1_DATA3__USDHC1_DATA3	0x1d4
> +		>;
> +	};
> +
> +	pinctrl_usdhc1_200mhz: usdhc1-200mhzgrp {
> +		fsl,pins = <
> +			MX8MP_IOMUXC_SD1_CLK__USDHC1_CLK	0x196
> +			MX8MP_IOMUXC_SD1_CMD__USDHC1_CMD	0x1d6
> +			MX8MP_IOMUXC_SD1_DATA0__USDHC1_DATA0	0x1d6
> +			MX8MP_IOMUXC_SD1_DATA1__USDHC1_DATA1	0x1d6
> +			MX8MP_IOMUXC_SD1_DATA2__USDHC1_DATA2	0x1d6
> +			MX8MP_IOMUXC_SD1_DATA3__USDHC1_DATA3	0x1d6
> +		>;
> +	};
> +
> +	pinctrl_usdhc2: usdhc2grp {
> +		fsl,pins = <
> +			MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK	0x190
> +			MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD	0x1d0
> +			MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0	0x1d0
> +			MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1	0x1d0
> +			MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2	0x1d0
> +			MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3	0x1d0
> +			MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT	0xc1
> +		>;
> +	};
> +
> +	pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp {
> +		fsl,pins = <
> +			MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK	0x194
> +			MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD	0x1d4
> +			MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0	0x1d4
> +			MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1	0x1d4
> +			MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2	0x1d4
> +			MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3	0x1d4
> +			MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT	0xc1
> +		>;
> +	};
> +
> +	pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp {
> +		fsl,pins = <
> +			MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK	0x196
> +			MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD	0x1d6
> +			MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0	0x1d6
> +			MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1	0x1d6
> +			MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2	0x1d6
> +			MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3	0x1d6
> +			MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT	0xc1
> +		>;
> +	};
> +
> +	pinctrl_usdhc2_vmmc: usdhc2-vmmc-grp {
> +		fsl,pins = <
> +			MX8MP_IOMUXC_SD2_RESET_B__GPIO2_IO19	0x1d0
> +		>;
> +	};
> +
> +	pinctrl_usdhc2_gpio: usdhc2gpiogrp {
> +		fsl,pins = <
> +			MX8MP_IOMUXC_SD2_CD_B__GPIO2_IO12	0x1c4
> +		>;
> +	};
> +};
> -- 
> 2.25.1
> 


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