diff options
Diffstat (limited to 'arch/arm/dts/imx8mp-dhcom-picoitx.dts')
| -rw-r--r-- | arch/arm/dts/imx8mp-dhcom-picoitx.dts | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/arch/arm/dts/imx8mp-dhcom-picoitx.dts b/arch/arm/dts/imx8mp-dhcom-picoitx.dts new file mode 100644 index 00000000000..285aaa5b6c0 --- /dev/null +++ b/arch/arm/dts/imx8mp-dhcom-picoitx.dts @@ -0,0 +1,152 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (C) 2023-2024 Marek Vasut <marex@denx.de> + * + * 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 <dt-bindings/leds/common.h> +#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 = <LED_COLOR_ID_YELLOW>; + 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. */ +&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>; +}; |