sh: don't allow non-coherent DMA for NOMMU

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The code handling non-coherent DMA depends on being able to remap code
as non-cached.  But that can't be done without an MMU, so using this
option on NOMMU builds is broken.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Rich Felker <dalias@libc.org>

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Christoph Hellwig 2020-07-14 14:18:55 +02:00 • committed by Rich Felker

parent 846f9e1fb9

commit cd57d07b1e

1 changed files with 2 additions and 1 deletions

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arch/sh/Kconfig

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