// SPDX-License-Identifier: (GPL-2.0+ OR MIT) /* * Copyright (C) 2023-2024 Marek Vasut * * DHCOM iMX8MP variant: * DHCM-iMX8ML8-C160-R204-F1638-SPI16-E-SD-RTC-T-RGB-I-01D2 * DHCOM PCB number: 660-200 or newer * PicoITX PCB number: 487-600 or newer */ /dts-v1/; #include #include "imx8mp-dhcom-som.dtsi" / { model = "DH electronics i.MX8M Plus DHCOM PicoITX"; compatible = "dh,imx8mp-dhcom-picoitx", "dh,imx8mp-dhcom-som", "fsl,imx8mp"; chosen { stdout-path = &uart1; }; led { compatible = "gpio-leds"; led-0 { color = ; default-state = "off"; function = LED_FUNCTION_INDICATOR; gpios = <&gpio1 5 GPIO_ACTIVE_HIGH>; /* GPIO I */ pinctrl-0 = <&pinctrl_dhcom_i>; pinctrl-names = "default"; }; }; }; &eqos { /* First ethernet */ pinctrl-0 = <&pinctrl_eqos_rmii>; phy-handle = <ðphy0f>; phy-mode = "rmii"; assigned-clock-parents = <&clk IMX8MP_SYS_PLL1_266M>, <&clk IMX8MP_SYS_PLL2_100M>, <&clk IMX8MP_SYS_PLL2_50M>; assigned-clock-rates = <0>, <100000000>, <50000000>; }; ðphy0g { /* Micrel KSZ9131RNXI */ status = "disabled"; }; ðphy0f { /* SMSC LAN8740Ai */ status = "okay"; }; &fec { status = "disabled"; }; &flexcan1 { status = "okay"; }; &gpio1 { gpio-line-names = "DHCOM-G", "", "", "", "", "DHCOM-I", "PicoITX-HW0", "PicoITX-HW2", "DHCOM-B", "DHCOM-A", "", "DHCOM-H", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", ""; }; &gpio2 { gpio-line-names = "", "", "", "", "", "", "", "", "", "", "", "PicoITX-HW1", "", "", "", "", "", "", "", "", "DHCOM-INT", "", "", "", "", "", "", "", "", "", "", ""; }; &gpio4 { gpio-line-names = "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "SOM-HW1", "", "", "", "", "", "", "", "PicoITX-Out2", "", "", "", ""; }; &gpio5 { gpio-line-names = "", "", "PicoITX-In2", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "PicoITX-In1", "PicoITX-Out1", "", "", "", "", "", "", "", ""; }; /* No HS connector on this SoM variant, so no HDMI, PCIe and only USB HS. */ &hdmi_blk_ctrl { status = "disabled"; }; &hdmi_pvi { status = "disabled"; }; &hdmi_tx { status = "disabled"; }; &hdmi_tx_phy { status = "disabled"; }; &irqsteer_hdmi { status = "disabled"; }; &lcdif3 { status = "disabled"; }; &pcie_phy { status = "disabled"; }; &pcie { status = "disabled"; }; /* No WiFi/BT chipset on this SoM variant. */ &uart2 { bluetooth { status = "disabled"; }; }; /* USB_OTG port is not routed out on PicoITX. */ &usb3_0 { status = "disabled"; }; &usb_dwc3_0 { status = "disabled"; }; &usb3_1 { fsl,over-current-active-low; }; &usb_dwc3_1 { dr_mode = "host"; maximum-speed = "high-speed"; }; /* No WiFi/BT chipset on this SoM variant. */ &usdhc1 { status = "disabled"; }; &iomuxc { /* * The following DHCOM GPIOs are used on this board. * Therefore, they have been removed from the list below. * I: yellow led */ pinctrl-0 = <&pinctrl_dhcom_a &pinctrl_dhcom_b &pinctrl_dhcom_c &pinctrl_dhcom_d &pinctrl_dhcom_e &pinctrl_dhcom_f &pinctrl_dhcom_g &pinctrl_dhcom_h &pinctrl_dhcom_j &pinctrl_dhcom_k &pinctrl_dhcom_l &pinctrl_dhcom_m &pinctrl_dhcom_n &pinctrl_dhcom_o &pinctrl_dhcom_p &pinctrl_dhcom_q &pinctrl_dhcom_r &pinctrl_dhcom_s &pinctrl_dhcom_int>; };