/* * Copyright 2023 NXP * * SPDX-License-Identifier: Apache-2.0 */ /dts-v1/; #include #include "mimx93_evk-pinctrl.dtsi" / { model = "NXP i.MX93 A55"; compatible = "fsl,mimx93"; chosen { zephyr,console = &lpuart2; zephyr,shell-uart = &lpuart2; zephyr,sram = &sram0; }; cpus { cpu@0 { status = "disabled"; }; }; /* Inmate memory, reserved through "mem=1248MB" boot argument, * starts at 0xce000000. */ sram0: memory@ce000000 { reg = <0xce000000 DT_SIZE_M(1)>; }; /* TODO: all of the nodes below are needed by SOF and should * be removed once all drivers used by SOF have been moved * to Zephyr. * * They are added in the DTS for the sake of not using hardcoded * values in mmu_regions.c */ mu2_a: memory@42430000 { reg = <0x42430000 DT_SIZE_K(64)>; }; sai3: memory@42660000 { reg = <0x42660000 DT_SIZE_K(64)>; }; edma2_ch0: memory@42010000 { reg = <0x42010000 DT_SIZE_K(32)>; }; edma2_ch1: memory@42018000 { reg = <0x42018000 DT_SIZE_K(32)>; }; outbox: memory@ce100000 { reg = <0xce100000 DT_SIZE_K(4)>; }; inbox: memory@ce101000 { reg = <0xce101000 DT_SIZE_K(4)>; }; stream: memory@ce102000 { reg = <0xce102000 DT_SIZE_K(4)>; }; /* TODO: this is extremely bad and it's needed here because of * the fact that the DMA buffer shared by host and FW is situated * in this region. For now, it's easier to create a mapping for the * whole region but in the future a mapping should only be created * for the physical address of the buffer sent to the FW through an * IPC. */ host_ram: memory@80000000 { reg = <0x80000000 DT_SIZE_M(1024)>; }; }; &lpuart2 { status = "okay"; current-speed = <115200>; /* clocks = <&ccm IMX_CCM_UART4_CLK 0x6c 24>; */ pinctrl-0 = <&uart2_default>; pinctrl-names = "default"; };