mirror of https://github.com/thesofproject/sof.git
68 lines
1.4 KiB
Plaintext
68 lines
1.4 KiB
Plaintext
/*
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* Copyright 2023 NXP
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/ {
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/delete-node/ memory@d0000000;
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/* Inmate memory, reserved through "mem=1248MB" boot argument,
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* starts at 0xce000000.
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*/
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sram0: memory@ce000000 {
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reg = <0xce000000 DT_SIZE_M(1)>;
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};
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/* TODO: all of the nodes below are needed by SOF and should
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* be removed once all drivers used by SOF have been moved
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* to Zephyr.
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*
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* They are added in the DTS for the sake of not using hardcoded
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* values in mmu_regions.c
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*/
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mu2_a: memory@42430000 {
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reg = <0x42430000 DT_SIZE_K(64)>;
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};
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outbox: memory@ce100000 {
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reg = <0xce100000 DT_SIZE_K(4)>;
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};
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inbox: memory@ce101000 {
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reg = <0xce101000 DT_SIZE_K(4)>;
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};
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stream: memory@ce102000 {
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reg = <0xce102000 DT_SIZE_K(4)>;
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};
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/* TODO: this is extremely bad and it's needed here because of
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* the fact that the DMA buffer shared by host and FW is situated
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* in this region. For now, it's easier to create a mapping for the
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* whole region but in the future a mapping should only be created
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* for the physical address of the buffer sent to the FW through an
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* IPC.
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*/
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host_ram: memory@80000000 {
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reg = <0x80000000 DT_SIZE_M(1024)>;
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};
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host_dma: dma {
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compatible = "nxp,sof-host-dma";
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dma-channels = <32>;
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#dma-cells = <0>;
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};
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};
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&sai3 {
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tx-fifo-watermark = <2>;
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rx-fifo-watermark = <96>;
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fifo-depth = <96>;
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rx-sync-mode = <1>;
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status = "okay";
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};
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&edma4 {
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status = "okay";
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};
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