1/* 2 * Copyright 2021, 2023, 2024 NXP 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 */ 6 7/dts-v1/; 8 9#include <nxp/nxp_imx8m.dtsi> 10#include <nxp/nxp_imx/mimx8ml8dvnlz-pinctrl.dtsi> 11 12/ { 13 model = "NXP i.MX 8MPLUS Audio DSP"; 14 compatible = "nxp"; 15 16 chosen { 17 zephyr,sram = &sram0; 18 19 zephyr,console = &uart4; 20 zephyr,shell-uart = &uart4; 21 }; 22}; 23 24&pinctrl { 25 uart4_default: uart4_default { 26 group0 { 27 pinmux = <&iomuxc_uart4_rxd_uart_rx_uart4_rx>, 28 <&iomuxc_uart4_txd_uart_tx_uart4_tx>; 29 bias-pull-up; 30 slew-rate = "slow"; 31 drive-strength = "x1"; 32 }; 33 }; 34}; 35 36&uart4 { 37 status = "okay"; 38 current-speed = <115200>; 39 pinctrl-0 = <&uart4_default>; 40 pinctrl-names = "default"; 41}; 42