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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: 014fbffa25a7 ("arm64: dts: imx8ulp-evk: enable CM33 node") Signed-off-by: Peng Fan --- arch/arm64/boot/dts/freescale/imx8ulp-evk.dts | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts b/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts index 5dea66c1e7aa0..48a3e40053299 100644 --- a/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts @@ -67,7 +67,7 @@ vdev1vring1: vdev1vring1@aff18000 { no-map; }; - vdevbuffer: vdevbuffer@a8400000 { + vdev0buffer: vdev0buffer@a8400000 { compatible = "shared-dma-pool"; reg = <0 0xa8400000 0 0x100000>; no-map; @@ -126,7 +126,7 @@ &cm33 { mboxes = <&mu 0 1>, <&mu 1 1>, <&mu 3 1>; - memory-region = <&vdevbuffer>, <&vdev0vring0>, <&vdev0vring1>, + memory-region = <&vdev0buffer>, <&vdev0vring0>, <&vdev0vring1>, <&vdev1vring0>, <&vdev1vring1>, <&rsc_table>; status = "okay"; }; -- 2.34.1