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From: "Peng Fan (OSS)" <peng.fan@oss.nxp.com>
To: 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>,
	 Pengutronix Kernel Team <kernel@pengutronix.de>,
	 Fabio Estevam <festevam@gmail.com>,
	Francesco Valla <francesco@valla.it>
Cc: devicetree@vger.kernel.org, imx@lists.linux.dev,
	 linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org,  Peng Fan <peng.fan@nxp.com>,
	 Laurentiu Mihalcea <laurentiu.mihalcea@nxp.com>
Subject: [PATCH v2 03/12] arm64: dts: imx8qm-mek: fix dsp reserved memory node names for remoteproc
Date: Wed, 29 Jul 2026 21:07:59 +0800	[thread overview]
Message-ID: <20260729-rproc-dts-v2-3-debbe0816202@nxp.com> (raw)
In-Reply-To: <20260729-rproc-dts-v2-0-debbe0816202@nxp.com>

From: Peng Fan <peng.fan@nxp.com>

The imx_dsp_rproc driver checks for the name "vdev0buffer" to skip
mapping the vdev buffer region, as it is handled by
rproc_add_virtio_dev. With the node named "memory", the check fails
and the region gets unnecessarily mapped.

Rename the DSP reserved memory nodes to use proper names for
consistency with other remoteproc reserved memory regions and to
ensure the vdev0buffer check works correctly.

Rename the DSP reserved memory nodes to use the expected names so
the driver can correctly identify and handle each region.

Fixes: d0ee7ae8ce26 ("arm64: dts: imx8qm-mek: enable dsp node for rproc usage")
Signed-off-by: Peng Fan <peng.fan@nxp.com>
---
 arch/arm64/boot/dts/freescale/imx8qm-mek.dts | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
index 8b67fb5d670da..1afa65bd955ec 100644
--- a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
+++ b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
@@ -105,17 +105,17 @@ dsp_reserved: memory@92400000 {
 			no-map;
 		};
 
-		dsp_vdev0vring0: memory@942f0000 {
+		dsp_vdev0vring0: vdev0vring0@942f0000 {
 			reg = <0 0x942f0000 0 0x8000>;
 			no-map;
 		};
 
-		dsp_vdev0vring1: memory@942f8000 {
+		dsp_vdev0vring1: vdev0vring1@942f8000 {
 			reg = <0 0x942f8000 0 0x8000>;
 			no-map;
 		};
 
-		dsp_vdev0buffer: memory@94300000 {
+		dsp_vdev0buffer: vdev0buffer@94300000 {
 			compatible = "shared-dma-pool";
 			reg = <0 0x94300000 0 0x100000>;
 			no-map;

-- 
2.34.1



  parent reply	other threads:[~2026-07-29 13:04 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-29 13:07 [PATCH v2 00/12] arm64: dts: freescale: fix reserved memory node names for remoteproc Peng Fan (OSS)
2026-07-29 13:07 ` [PATCH v2 01/12] arm64: dts: imx8dxl-evk: " Peng Fan (OSS)
2026-07-29 13:07 ` [PATCH v2 02/12] arm64: dts: imx8qm-mek: " Peng Fan (OSS)
2026-07-29 13:07 ` Peng Fan (OSS) [this message]
2026-07-29 13:08 ` [PATCH v2 04/12] arm64: dts: imx8qxp-mek: " Peng Fan (OSS)
2026-07-29 13:08 ` [PATCH v2 05/12] arm64: dts: imx8qxp-mek: fix dsp " Peng Fan (OSS)
2026-07-29 13:08 ` [PATCH v2 06/12] arm64: dts: imx8ulp-evk: fix " Peng Fan (OSS)
2026-07-29 13:08 ` [PATCH v2 07/12] arm64: dts: imx93-11x11-frdm: " Peng Fan (OSS)
2026-07-29 13:08 ` [PATCH v2 08/12] arm64: dts: imx93-14x14-evk: " Peng Fan (OSS)
2026-07-29 13:08 ` [PATCH v2 09/12] arm64: dts: imx93-9x9-qsb: " Peng Fan (OSS)
2026-07-29 13:08 ` [PATCH v2 10/12] arm64: dts: imx8dxl-sr-som: " Peng Fan (OSS)
2026-07-29 13:08 ` [PATCH v2 11/12] arm64: dts: imx93-11x11-evk: " Peng Fan (OSS)
2026-07-29 13:08 ` [PATCH v2 12/12] arm64: dts: imx95-15x15-frdm: " Peng Fan (OSS)
2026-07-29 17:07 ` [PATCH v2 00/12] arm64: dts: freescale: " Frank Li

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