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| author |   Sowjanya Komatineni <skomatineni@nvidia.com> | 2019-01-23 11:30:51 -0800 |
|---|---|---|
| committer |   Ulf Hansson <ulf.hansson@linaro.org> | 2019-02-25 08:40:58 +0100 |
| commit | c7fddbd5db5cffd10ed4d18efa20e36803d1899f (patch) | |
| tree | 11cefc3a763d0507613d95bb4a293c56c32cedcc /Documentation/devicetree/bindings/mmc | |
| parent | MAINTAINERS: Drop link to git for SDHCI (diff) | |
| download | linux-dev-c7fddbd5db5cffd10ed4d18efa20e36803d1899f.tar.xz linux-dev-c7fddbd5db5cffd10ed4d18efa20e36803d1899f.zip | |
dt-bindings: mmc: Add supports-cqe property
Add supports-cqe optional property for MMC hosts.
This property is used to identify the specific host controller
supporting command queue.
Signed-off-by: Sowjanya Komatineni <skomatineni@nvidia.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'Documentation/devicetree/bindings/mmc')
| -rw-r--r-- | Documentation/devicetree/bindings/mmc/mmc.txt | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mmc/mmc.txt b/Documentation/devicetree/bindings/mmc/mmc.txt index f5a0923b34ca..cdbcfd3a4ff2 100644 --- a/Documentation/devicetree/bindings/mmc/mmc.txt +++ b/Documentation/devicetree/bindings/mmc/mmc.txt @@ -62,6 +62,8 @@ Optional properties: be referred to mmc-pwrseq-simple.txt. But now it's reused as a tunable delay waiting for I/O signalling and card power supply to be stable, regardless of whether pwrseq-simple is used. Default to 10ms if no available. +- supports-cqe : The presence of this property indicates that the corresponding + MMC host controller supports HW command queue feature. *NOTE* on CD and WP polarity. To use common for all SD/MMC host controllers line polarity properties, we have to fix the meaning of the "normal" and "inverted" |