From: Laurentiu Mihalcea <laurentiumihalcea111@gmail•com>
To: Bjorn Andersson <andersson@kernel•org>,
Mathieu Poirier <mathieu.poirier@linaro•org>,
Rob Herring <robh@kernel•org>,
Krzysztof Kozlowski <krzk+dt@kernel•org>,
Conor Dooley <conor+dt@kernel•org>, Frank Li <Frank.Li@nxp•com>,
Sascha Hauer <s.hauer@pengutronix•de>,
Peng Fan <peng.fan@nxp•com>, Fabio Estevam <festevam@gmail•com>
Cc: Pengutronix Kernel Team <kernel@pengutronix•de>,
linux-remoteproc@vger•kernel.org, devicetree@vger•kernel.org,
imx@lists•linux.dev, linux-arm-kernel@lists•infradead.org,
linux-kernel@vger•kernel.org
Subject: [PATCH 5/5] arm64: dts: freescale: add DT overlay for MX95-15x15-FRDM RPMSG usage
Date: Fri, 22 May 2026 04:18:49 -0700 [thread overview]
Message-ID: <20260522111849.783-6-laurentiumihalcea111@gmail.com> (raw)
In-Reply-To: <20260522111849.783-1-laurentiumihalcea111@gmail.com>
From: Laurentiu Mihalcea <laurentiu.mihalcea@nxp•com>
Add RPMSG DT overlay for the MX95-15x15-FRDM board. This overlay is meant
to be used with the mx95evkrpmsg system manager configuration for
remoteproc and audio over rpmsg-usecases.
Signed-off-by: Laurentiu Mihalcea <laurentiu.mihalcea@nxp•com>
---
arch/arm64/boot/dts/freescale/Makefile | 3 +
.../dts/freescale/imx95-15x15-frdm-rpmsg.dtso | 65 +++++++++++++++++++
2 files changed, 68 insertions(+)
create mode 100644 arch/arm64/boot/dts/freescale/imx95-15x15-frdm-rpmsg.dtso
diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
index 513f61eb27b8..a30a99e42426 100644
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -521,6 +521,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx943-evk-pcie0-ep.dtb imx943-evk-pcie1-ep.dtb
dtb-$(CONFIG_ARCH_MXC) += imx95-15x15-ab2.dtb
dtb-$(CONFIG_ARCH_MXC) += imx95-15x15-evk.dtb
dtb-$(CONFIG_ARCH_MXC) += imx95-15x15-frdm.dtb
+dtb-$(CONFIG_ARCH_MXC) += imx95-15x15-frdm-rpmsg.dtb
dtb-$(CONFIG_ARCH_MXC) += imx95-19x19-evk.dtb
dtb-$(CONFIG_ARCH_MXC) += imx95-19x19-evk-sof.dtb
dtb-$(CONFIG_ARCH_MXC) += imx95-toradex-smarc-dev.dtb
@@ -539,6 +540,8 @@ dtb-$(CONFIG_ARCH_MXC) += imx95-verdin-wifi-mallow.dtb
dtb-$(CONFIG_ARCH_MXC) += imx95-verdin-wifi-yavia.dtb
dtb-$(CONFIG_ARCH_MXC) += imx95-verdin-wifi-zinnia.dtb
+imx95-15x15-frdm-rpmsg-dtbs = imx95-15x15-frdm.dtb imx95-15x15-frdm-rpmsg.dtbo
+
imx95-15x15-evk-pcie-dtbs += imx95-15x15-evk.dtb imx-m2-pcie.dtbo
dtb-$(CONFIG_ARCH_MXC) += imx95-15x15-evk-pcie.dtb
diff --git a/arch/arm64/boot/dts/freescale/imx95-15x15-frdm-rpmsg.dtso b/arch/arm64/boot/dts/freescale/imx95-15x15-frdm-rpmsg.dtso
new file mode 100644
index 000000000000..b39444dde66e
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx95-15x15-frdm-rpmsg.dtso
@@ -0,0 +1,65 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright 2026 NXP
+ *
+ * This DT overlay is meant to be used alongside the mx95evkrpmsg SM
+ * configuration for remoteproc and audio over rpmsg.
+ */
+
+/dts-v1/;
+/plugin/;
+
+&{/} {
+ reserved-memory {
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ vdev0vring0: memory@88000000 {
+ reg = <0 0x88000000 0 0x8000>;
+ no-map;
+ };
+
+ vdev0vring1: memory@88008000 {
+ reg = <0 0x88008000 0 0x8000>;
+ no-map;
+ };
+
+ vdev0buffer: memory@88020000 {
+ compatible = "shared-dma-pool";
+ reg = <0 0x88020000 0 0x100000>;
+ no-map;
+ };
+
+ rsc_table: memory@88220000 {
+ reg = <0 0x88220000 0 0x1000>;
+ no-map;
+ };
+ };
+
+ sound-micfil {
+ status = "disabled";
+ };
+};
+
+&cm7 {
+ memory-region = <&vdev0buffer>, <&vdev0vring0>,
+ <&vdev0vring1>, <&rsc_table>;
+ memory-region-names = "vdev0buffer", "vdev0vring0",
+ "vdev0vring1", "rsc-table";
+ status = "okay";
+};
+
+&edma1 {
+ /* reserved for M7 */
+ dma-channel-mask = <0x40>;
+};
+
+&edma2 {
+ /* reserved for M7 and V2X */
+ dma-channel-mask = <0xf>;
+};
+
+&micfil {
+ /* reserved for M7 */
+ status = "disabled";
+};
--
2.43.0
next prev parent reply other threads:[~2026-05-22 11:20 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-22 11:18 [PATCH 0/5] Add RPROC support for the MX95-15x15-FRDM board Laurentiu Mihalcea
2026-05-22 11:18 ` [PATCH 1/5] dt-bindings: remoteproc: imx_rproc: document optional "memory-region-names" Laurentiu Mihalcea
2026-05-22 18:00 ` Frank Li
2026-05-25 12:52 ` Laurentiu Mihalcea
2026-05-30 10:45 ` Krzysztof Kozlowski
2026-05-22 11:18 ` [PATCH 2/5] remoteproc: imx_rpoc: fix carveout name parsing Laurentiu Mihalcea
2026-05-25 2:13 ` Peng Fan
2026-05-25 12:31 ` Laurentiu Mihalcea
2026-05-26 0:42 ` Peng Fan
2026-05-22 11:18 ` [PATCH 3/5] arm64: dts: freescale: imx95-toradex-smarc: move CM7 node to SoC DTSI Laurentiu Mihalcea
2026-05-22 14:02 ` Francesco Dolcini
2026-05-25 2:15 ` Peng Fan
2026-05-25 9:33 ` Laurentiu Mihalcea
2026-05-22 11:18 ` [PATCH 4/5] arm64: dts: freescale: imx95-15x15-frdm: remove common rmem regions Laurentiu Mihalcea
2026-05-22 11:18 ` Laurentiu Mihalcea [this message]
2026-05-22 12:11 ` [PATCH 5/5] arm64: dts: freescale: add DT overlay for MX95-15x15-FRDM RPMSG usage Daniel Baluta
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