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dt-bindings: reserved-memory: Add restricted-dma-pool constraints

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The "restricted-dma-pool" definition prohibits combination with either
of the "no-map" and "reusable" properties, but this is only stated in
the description text. Add those constraints to the schema so we can
properly validate them.

Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/a4f3d4e2feef008d1236ebc3f5f0c46360f20c60.1645119806.git.robin.murphy@arm.com
This commit is contained in:
Robin Murphy 2022-02-17 17:47:14 +00:00 committed by Rob Herring
parent 418adabeb3
commit 10d7e31249
1 changed files with 10 additions and 0 deletions
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Documentation/devicetree/bindings/reserved-memory/shared-dma-pool.yaml
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@ -56,6 +56,16 @@ properties:
If this property is present, then Linux will use the region for
the default pool of the consistent DMA allocator.
if:
properties:
compatible:
contains:
const: restricted-dma-pool
then:
properties:
no-map: false
reusable: false
unevaluatedProperties: false
examples: