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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>
Subject: [PATCH 2/7] arm64: dts: imx8qm-mek: rename vdevbuffer to vdev0buffer
Date: Wed, 29 Jul 2026 09:25:37 +0800	[thread overview]
Message-ID: <20260729-rproc-dts-v1-2-368bca0b309f@nxp.com> (raw)
In-Reply-To: <20260729-rproc-dts-v1-0-368bca0b309f@nxp.com>

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

The imx_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 "vdevbuffer", the check fails and the region gets
unnecessarily mapped. Rename it to "vdev0buffer" to match what the
driver expects.

Fixes: 52c9971edd4f ("arm64: dts: imx8qm-mek: add cm4 remote-proc and related memory region")
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 9e49ac377162b..50aa1e3419651 100644
--- a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
+++ b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
@@ -94,7 +94,7 @@ rsc_table1: memory@901ff000 {
 			no-map;
 		};
 
-		vdevbuffer: memory@90400000 {
+		vdev0buffer: vdev0buffer@90400000 {
 			compatible = "shared-dma-pool";
 			reg = <0 0x90400000 0 0x100000>;
 			no-map;
@@ -456,7 +456,7 @@ imx8qm-cm4-0 {
 		mboxes = <&lsio_mu5 0 1
 			  &lsio_mu5 1 1
 			  &lsio_mu5 3 1>;
-		memory-region = <&vdevbuffer>, <&vdev0vring0>, <&vdev0vring1>,
+		memory-region = <&vdev0buffer>, <&vdev0vring0>, <&vdev0vring1>,
 				<&vdev1vring0>, <&vdev1vring1>, <&rsc_table0>;
 		power-domains = <&pd IMX_SC_R_M4_0_PID0>, <&pd IMX_SC_R_M4_0_MU_1A>;
 
@@ -471,7 +471,7 @@ imx8qm-cm4-1 {
 		mboxes = <&lsio_mu6 0 1
 			  &lsio_mu6 1 1
 			  &lsio_mu6 3 1>;
-		memory-region = <&vdevbuffer>, <&vdev2vring0>, <&vdev2vring1>,
+		memory-region = <&vdev0buffer>, <&vdev2vring0>, <&vdev2vring1>,
 				<&vdev3vring0>, <&vdev3vring1>, <&rsc_table1>;
 		power-domains = <&pd IMX_SC_R_M4_1_PID0>, <&pd IMX_SC_R_M4_1_MU_1A>;
 

-- 
2.34.1


  parent reply	other threads:[~2026-07-29  1:22 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-29  1:25 [PATCH 0/7] arm64: dts: freescale: rename vdevbuffer to vdev0buffer Peng Fan (OSS)
2026-07-29  1:25 ` [PATCH 1/7] arm64: dts: imx8dxl-evk: " Peng Fan (OSS)
2026-07-29  1:36   ` sashiko-bot
2026-07-29  1:25 ` Peng Fan (OSS) [this message]
2026-07-29  1:37   ` [PATCH 2/7] arm64: dts: imx8qm-mek: " sashiko-bot
2026-07-29  1:25 ` [PATCH 3/7] arm64: dts: imx8qxp-mek: " Peng Fan (OSS)
2026-07-29  1:36   ` sashiko-bot
2026-07-29  1:25 ` [PATCH 4/7] arm64: dts: imx8ulp-evk: " Peng Fan (OSS)
2026-07-29  1:35   ` sashiko-bot
2026-07-29  1:25 ` [PATCH 5/7] arm64: dts: imx93-11x11-frdm: " Peng Fan (OSS)
2026-07-29  1:25 ` [PATCH 6/7] arm64: dts: imx93-14x14-evk: " Peng Fan (OSS)
2026-07-29  1:25 ` [PATCH 7/7] arm64: dts: imx93-9x9-qsb: " Peng Fan (OSS)

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