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lpuart2 is the only UART where DMA request works and linux tries to use
a DMA. However this DMA does not work and output hangs, disbling the DMA
works for now.
This change was originally introduced in commit
1a8badaa585de ARM64: dts: apalis-imx8: disable dma for lpuart2
but lost when doing the devicetree-split.
Fixes: 2715972aadc8f arm64: dts: apalis-imx8: separate common module pa
Related-to: ELB-3178
Signed-off-by: Philippe Schenker <philippe.schenker@toradex.com>
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The VPU subsystem uses hardware Messaging Units (MU) for inter processor
communication with the controlling OS. The driver for the MU is implemented
as a Linux mailbox.
Enable the VPU MU in the device-tree.
Related-to: ELB-3196
Signed-off-by: Max Krummenacher <max.krummenacher@toradex.com>
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Apalis iMX8QM and iMX8QP are almost the same. Separate the common part
of device tree to use it for both these modules.
Related-to: ELB-3036
Signed-off-by: Oleksandr Suvorov <oleksandr.suvorov@toradex.com>
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