// SPDX-License-Identifier: (GPL-2.0 OR MIT) /* * Copyright (C) 2023 Jisheng Zhang * Copyright (C) 2023 Drew Fustini */ /dts-v1/; #include "th1520.dtsi" / { model = "BeagleV Ahead"; compatible = "beagle,beaglev-ahead", "thead,th1520"; aliases { gpio0 = &gpio0; gpio1 = &gpio1; gpio2 = &gpio2; gpio3 = &gpio3; gpio4 = &gpio4; gpio5 = &aogpio; serial0 = &uart0; serial1 = &uart1; serial2 = &uart2; serial3 = &uart3; serial4 = &uart4; serial5 = &uart5; spi0 = &spi0; }; chosen { stdout-path = "serial0:115200n8"; }; memory@0 { device_type = "memory"; reg = <0x0 0x00000000 0x1 0x00000000>; }; }; &osc { clock-frequency = <24000000>; }; &osc_32k { clock-frequency = <32768>; }; &dmac0 { status = "okay"; }; &emmc { bus-width = <8>; max-frequency = <198000000>; mmc-hs400-1_8v; non-removable; no-sdio; no-sd; status = "okay"; }; &padctrl0_apsys { uart0_pins: uart0-0 { tx-pins { pins = "UART0_TXD"; function = "uart"; bias-disable; drive-strength = <3>; input-disable; input-schmitt-disable; slew-rate = <0>; }; rx-pins { pins = "UART0_RXD"; function = "uart"; bias-pull-up; drive-strength = <1>; input-enable; input-schmitt-enable; slew-rate = <0>; }; }; }; &sdio0 { bus-width = <4>; max-frequency = <198000000>; status = "okay"; }; &uart0 { pinctrl-names = "default"; pinctrl-0 = <&uart0_pins>; status = "okay"; }; &spi0 { status = "okay"; };