[PATCH v5 3/3] arm64: dts: imx: add imx95 dts for sof

Laurentiu Mihalcea
2025-03-11T16:41:11Z

Add imx95 DTS for SOF usage.

Signed-off-by: Laurentiu Mihalcea <laurentiu.mihalcea@nxp.com>
Reviewed-by: Iuliana Prodan <iuliana.prodan@nxp.com>
---
arch/arm64/boot/dts/freescale/Makefile | 1 +
.../dts/freescale/imx95-19x19-evk-sof.dts | 84 +++++++++++++++++++
2 files changed, 85 insertions(+)
create mode 100644 arch/arm64/boot/dts/freescale/imx95-19x19-evk-sof.dts

diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
index be6ef4c56fbf..fa19250b6676 100644
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -299,6 +299,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx93-tqma9352-mba93xxca.dtb
dtb-$(CONFIG_ARCH_MXC) += imx93-tqma9352-mba93xxla.dtb
dtb-$(CONFIG_ARCH_MXC) += imx93-var-som-symphony.dtb
dtb-$(CONFIG_ARCH_MXC) += imx95-19x19-evk.dtb
+dtb-$(CONFIG_ARCH_MXC) += imx95-19x19-evk-sof.dtb

imx8mm-kontron-dl-dtbs := imx8mm-kontron-bl.dtb imx8mm-kontron-dl.dtbo

diff --git a/arch/arm64/boot/dts/freescale/imx95-19x19-evk-sof.dts b/arch/arm64/boot/dts/freescale/imx95-19x19-evk-sof.dts
new file mode 100644
index 000000000000..808a9fe3ebb2
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx95-19x19-evk-sof.dts
@@ -0,0 +1,84 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright 2025 NXP
+ */
+
+/dts-v1/;
+
+#include "imx95-19x19-evk.dts"
+
+/ {
+ sof_cpu: cm7-cpu@80000000 {
+ compatible = "fsl,imx95-cm7-sof";
+ reg = <0x0 0x80000000 0x0 0x6100000>;
+ reg-names = "sram";
+ memory-region = <&adma_res>;
+ memory-region-names = "dma";
+ mboxes = <&mu7 2 0>, <&mu7 2 1>, <&mu7 3 0>, <&mu7 3 1>;
+ mbox-names = "txdb0", "txdb1", "rxdb0", "rxdb1";
+
+ sai3_cpu: port {
+ sai3_cpu_ep: endpoint {
+ remote-endpoint = <&wm8962_ep>;
+ };
+ };
+ };
+
+ reserved-memory {
+ adma_res: memory@86100000 {
+ compatible = "shared-dma-pool";
+ reg = <0x0 0x86100000 0x0 0x100000>;
+ no-map;
+ };
+ };
+
+ sof-sound {
+ compatible = "audio-graph-card2";
+ links = <&sai3_cpu>;
+ label = "audio";
+ hp-det-gpios = <&gpio2 11 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_hp>;
+ widgets = "Headphone", "Headphones",
+ "Microphone", "Headset Mic";
+ routing = "Headphones", "HPOUTL",
+ "Headphones", "HPOUTR",
+ "Headset Mic", "MICBIAS",
+ "IN3R", "Headset Mic",
+ "IN1R", "Headset Mic";
+ };
+
+ sound-wm8962 {
+ status = "disabled";
+ };
+
+};
+
+&edma2 {
+ /* channels 30 and 31 reserved for FW usage */
+ dma-channel-mask = <0xc0000000>, <0x0>;
+};
+
+&sai3 {
+ status = "disabled";
+};
+
+&wm8962 {
+ assigned-clocks = <&scmi_clk IMX95_CLK_AUDIOPLL1_VCO>,
+ <&scmi_clk IMX95_CLK_AUDIOPLL2_VCO>,
+ <&scmi_clk IMX95_CLK_AUDIOPLL1>,
+ <&scmi_clk IMX95_CLK_AUDIOPLL2>,
+ <&scmi_clk IMX95_CLK_SAI3>;
+ assigned-clock-parents = <0>, <0>, <0>, <0>, <&scmi_clk IMX95_CLK_AUDIOPLL1>;
+ assigned-clock-rates = <3932160000>, <3612672000>,
+ <393216000>, <361267200>,
+ <12288000>;
+
+ port {
+ wm8962_ep: endpoint {
+ bitclock-master;
+ frame-master;
+ remote-endpoint = <&sai3_cpu_ep>;
+ };
+ };
+};
--
2.34.1