[PATCH 1/2] spi: dt-bindings: introduce linux,use-rt-queue flag

[Mark Brown]

On Fri, Jun 02, 2023 at 01:52:00PM +0200, Matthias Schiffer wrote:
> We have seen a number of downstream patches that allow enabling the
> realtime feature of the SPI subsystem to reduce latency. These were
> usually implemented for a specific SPI driver, even though the actual
> handling of the rt flag is happening in the generic SPI controller code.
> 
> Introduce a generic linux,use-rt-queue flag that can be used with any
> controller driver. The now redundant driver-specific pl022,rt flag is
> marked as deprecated.

This is clearly OS specific tuning so out of scope for DT...
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