diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile index 25806c4924cb..4b4785d86324 100644 --- a/arch/arm64/boot/dts/freescale/Makefile +++ b/arch/arm64/boot/dts/freescale/Makefile @@ -55,6 +55,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mq-librem5-devkit.dtb dtb-$(CONFIG_ARCH_MXC) += imx8mq-librem5-r2.dtb dtb-$(CONFIG_ARCH_MXC) += imx8mq-librem5-r3.dtb dtb-$(CONFIG_ARCH_MXC) += imx8mq-librem5-r4.dtb +dtb-$(CONFIG_ARCH_MXC) += imx8mq-mnt-reform2.dtb dtb-$(CONFIG_ARCH_MXC) += imx8mq-nitrogen.dtb dtb-$(CONFIG_ARCH_MXC) += imx8mq-phanbell.dtb dtb-$(CONFIG_ARCH_MXC) += imx8mq-pico-pi.dtb diff --git a/arch/arm64/boot/dts/freescale/imx8mq-mnt-reform2.dts b/arch/arm64/boot/dts/freescale/imx8mq-mnt-reform2.dts new file mode 100644 index 000000000000..099b0472db5d --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8mq-mnt-reform2.dts @@ -0,0 +1,164 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) + +/* + * Copyright 2019-2021 MNT Research GmbH + * Copyright 2021 Lucas Stach + */ + +/dts-v1/; + +#include "imx8mq-nitrogen-som.dtsi" + +/ { + model = "MNT Reform 2"; + compatible = "mntre,reform2", "boundary,imx8mq-nitrogen8m-som", "fsl,imx8mq"; + + pcie1_refclk: clock-pcie1-refclk { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <100000000>; + }; + + reg_main_5v: regulator-main-5v { + compatible = "regulator-fixed"; + regulator-name = "5V"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + }; + + reg_main_3v3: regulator-main-3v3 { + compatible = "regulator-fixed"; + regulator-name = "3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + + reg_main_usb: regulator-main-usb { + compatible = "regulator-fixed"; + regulator-name = "USB_PWR"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + vin-supply = <®_main_5v>; + }; +}; + +&fec1 { + status = "okay"; +}; + +&i2c3 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c3>; + status = "okay"; + + rtc@68 { + compatible = "nxp,pcf8523"; + reg = <0x68>; + }; +}; + +&pcie1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pcie1>; + reset-gpio = <&gpio3 23 GPIO_ACTIVE_LOW>; + 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"; + status = "okay"; +}; + +®_1p8v { + vin-supply = <®_main_5v>; +}; + +®_snvs { + vin-supply = <®_main_5v>; +}; + +®_arm_dram { + vin-supply = <®_main_5v>; +}; + +®_dram_1p1v { + vin-supply = <®_main_5v>; +}; + +®_soc_gpu_vpu { + vin-supply = <®_main_5v>; +}; + +&snvs_rtc { + status = "disabled"; +}; + +&uart2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart2>; + status = "okay"; +}; + +&usb3_phy0 { + vbus-supply = <®_main_usb>; + status = "okay"; +}; + +&usb3_phy1 { + vbus-supply = <®_main_usb>; + status = "okay"; +}; + +&usb_dwc3_0 { + dr_mode = "host"; + status = "okay"; +}; + +&usb_dwc3_1 { + dr_mode = "host"; + status = "okay"; +}; + +&usdhc2 { + assigned-clocks = <&clk IMX8MQ_CLK_USDHC2>; + assigned-clock-rates = <200000000>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usdhc2>; + vqmmc-supply = <®_main_3v3>; + vmmc-supply = <®_main_3v3>; + bus-width = <4>; + status = "okay"; +}; + +&iomuxc { + pinctrl_i2c3: i2c3grp { + fsl,pins = < + MX8MQ_IOMUXC_I2C3_SCL_I2C3_SCL 0x4000007f + MX8MQ_IOMUXC_I2C3_SDA_I2C3_SDA 0x4000007f + >; + }; + + pinctrl_pcie1: pcie1grp { + fsl,pins = < + MX8MQ_IOMUXC_SAI5_RXD2_GPIO3_IO23 0x16 + >; + }; + + pinctrl_uart2: uart2grp { + fsl,pins = < + MX8MQ_IOMUXC_UART2_RXD_UART2_DCE_RX 0x45 + MX8MQ_IOMUXC_UART2_TXD_UART2_DCE_TX 0x45 + >; + }; + + pinctrl_usdhc2: usdhc2grp { + fsl,pins = < + MX8MQ_IOMUXC_SD2_CLK_USDHC2_CLK 0x83 + MX8MQ_IOMUXC_SD2_CMD_USDHC2_CMD 0xc3 + MX8MQ_IOMUXC_SD2_DATA0_USDHC2_DATA0 0xc3 + MX8MQ_IOMUXC_SD2_DATA1_USDHC2_DATA1 0xc3 + MX8MQ_IOMUXC_SD2_DATA2_USDHC2_DATA2 0xc3 + MX8MQ_IOMUXC_SD2_DATA3_USDHC2_DATA3 0xc3 + >; + }; +};