// SPDX-License-Identifier: GPL-2.0 /dts-v1/; #include "bcm2837-rpi-cm3.dtsi" #include "bcm283x-rpi-usb-host.dtsi" / { compatible = "raspberrypi,3-compute-module", "brcm,bcm2837"; model = "Raspberry Pi Compute Module 3 IO board V3.0"; }; &gpio { /* * This is based on the official GPU firmware DT blob. * * Legend: * "NC" = not connected (no rail from the SoC) * "FOO" = GPIO line named "FOO" on the schematic * "FOO_N" = GPIO line named "FOO" on schematic, active low */ gpio-line-names = "GPIO0", "GPIO1", "GPIO2", "GPIO3", "GPIO4", "GPIO5", "GPIO6", "GPIO7", "GPIO8", "GPIO9", "GPIO10", "GPIO11", "GPIO12", "GPIO13", "GPIO14", "GPIO15", "GPIO16", "GPIO17", "GPIO18", "GPIO19", "GPIO20", "GPIO21", "GPIO22", "GPIO23", "GPIO24", "GPIO25", "GPIO26", "GPIO27", "GPIO28", "GPIO29", "GPIO30", "GPIO31", "GPIO32", "GPIO33", "GPIO34", "GPIO35", "GPIO36", "GPIO37", "GPIO38", "GPIO39", "GPIO40", "GPIO41", "GPIO42", "GPIO43", "GPIO44", "GPIO45", "GPIO46", "GPIO47", /* Used by eMMC */ "SD_CLK_R", "SD_CMD_R", "SD_DATA0_R", "SD_DATA1_R", "SD_DATA2_R", "SD_DATA3_R"; pinctrl-0 = <&gpioout &alt0>; }; &hdmi { hpd-gpios = <&expgpio 1 GPIO_ACTIVE_LOW>; }; &uart0 { pinctrl-names = "default"; pinctrl-0 = <&uart0_gpio14>; status = "okay"; };