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dt-bindings: document PASID property for IOMMU masters
authorJean-Philippe Brucker <jean-philippe@linaro.org>
Wed, 15 Jan 2020 12:52:28 +0000 (13:52 +0100)
committerWill Deacon <will@kernel.org>
Wed, 15 Jan 2020 15:59:13 +0000 (15:59 +0000)
commit2e981b9468e670b76bd1048fa939ad1f9653bd79
tree29ad9c460e6486dd47cc365c2d4064443a809f6atree | snapshot
parent9bb9069cfba5ac9b867bebbd4c2b1fa9fa20936fcommit | diff
dt-bindings: document PASID property for IOMMU masters

On Arm systems, some platform devices behind an SMMU may support the PASID
feature, which offers multiple address space. Let the firmware tell us
when a device supports PASID.

Reviewed-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Jean-Philippe Brucker <jean-philippe@linaro.org>
Signed-off-by: Will Deacon <will@kernel.org>
Documentation/devicetree/bindings/iommu/iommu.txt diff | blob | history
Domain: System / Kernel;