137 lines
2.1 KiB
Plaintext
137 lines
2.1 KiB
Plaintext
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
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/*
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* Copyright 2019 NXP
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*/
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#include "imx8mn-ddr4-evk.dts"
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/ {
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reserved-memory {
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#address-cells = <2>;
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#size-cells = <2>;
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ranges;
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m_core_reserved: m_core@0x80000000 {
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no-map;
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reg = <0 0x80000000 0 0x1000000>;
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};
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rpmsg_reserved: rpmsg@0xb8200000 {
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no-map;
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reg = <0 0xb8200000 0 0x200000>;
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};
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vdev0vring0: vdev0vring0@b8000000 {
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compatible = "shared-dma-pool";
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reg = <0 0xb8000000 0 0x8000>;
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no-map;
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};
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vdev0vring1: vdev0vring1@b8008000 {
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compatible = "shared-dma-pool";
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reg = <0 0xb8008000 0 0x8000>;
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no-map;
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};
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rsc-table {
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reg = <0 0xb80ff000 0 0x1000>;
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no-map;
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};
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vdevbuffer: vdevbuffer@b8400000 {
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compatible = "shared-dma-pool";
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reg = <0 0xb8400000 0 0x100000>;
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no-map;
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};
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};
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sound-wm8524 {
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status = "disabled";
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};
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wm8524: audio-codec {
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status = "disabled";
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};
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rpmsg_i2s: rpmsg-i2s {
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compatible = "fsl,imx8mn-rpmsg-i2s";
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/* the audio device index in m4 domain */
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fsl,audioindex = <0> ;
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fsl,dma-buffer-size = <0x6000000>;
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fsl,enable-lpa;
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status = "okay";
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};
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sound-rpmsg {
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compatible = "fsl,imx-audio-rpmsg";
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model = "wm8524-audio";
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cpu-dai = <&rpmsg_i2s>;
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rpmsg-out;
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};
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imx8mn-cm7 {
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compatible = "fsl,imx8mn-cm7";
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rsc-da = <0xb8000000>;
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mbox-names = "tx", "rx", "rxdb";
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mboxes = <&mu 0 1
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&mu 1 1
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&mu 3 1>;
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memory-region = <&vdev0vring0>, <&vdev0vring1>, <&vdevbuffer>;
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status = "okay";
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};
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};
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&clk {
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init-on-array = <
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IMX8MN_CLK_UART4_ROOT
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>;
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};
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/*
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* ATTENTION: M core may use IPs like below
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* ECSPI2, GPIO1/GPIO5, GPT1, I2C3, I2S3, UART4, PWM3, SDMA1/3 and PDM
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*/
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&ecspi2 {
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status = "disabled";
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};
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&flexspi {
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status = "disabled";
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};
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&i2c3 {
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status = "disabled";
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};
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&pwm3 {
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status = "disabled";
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};
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&rpmsg{
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/*
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* 64K for one rpmsg instance:
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* --0xb8000000~0xb800ffff: pingpong
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*/
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vdev-nums = <1>;
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reg = <0x0 0xb8000000 0x0 0x10000>;
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memory-region = <&vdevbuffer>;
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status = "disabled";
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};
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&sai3 {
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status = "disabled";
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};
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&uart4 {
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status = "disabled";
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};
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&sdma1{
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status = "disabled";
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};
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&sdma3 {
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status = "disabled";
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};
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