89 lines
1.8 KiB
Plaintext
89 lines
1.8 KiB
Plaintext
/*
|
|
* Copyright 2023 NXP
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
/dts-v1/;
|
|
|
|
#include <nxp/nxp_mimx93_a55.dtsi>
|
|
#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";
|
|
};
|