Commit e4ba1578 authored by Christoph Muellner's avatar Christoph Muellner Committed by Greg Kroah-Hartman

dt-bindings: mmc: Add disable-cqe-dcmd property.

[ Upstream commit 28f22fb7 ]

Add disable-cqe-dcmd as optional property for MMC hosts.
This property allows to disable or not enable the direct command
features of the command queue engine.
Signed-off-by: default avatarChristoph Muellner <christoph.muellner@theobroma-systems.com>
Signed-off-by: default avatarPhilipp Tomsich <philipp.tomsich@theobroma-systems.com>
Fixes: 84362d79 ("mmc: sdhci-of-arasan: Add CQHCI support for arasan,sdhci-5.1")
Cc: stable@vger.kernel.org
Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent eb83f9fa
...@@ -64,6 +64,8 @@ Optional properties: ...@@ -64,6 +64,8 @@ Optional properties:
whether pwrseq-simple is used. Default to 10ms if no available. whether pwrseq-simple is used. Default to 10ms if no available.
- supports-cqe : The presence of this property indicates that the corresponding - supports-cqe : The presence of this property indicates that the corresponding
MMC host controller supports HW command queue feature. MMC host controller supports HW command queue feature.
- disable-cqe-dcmd: This property indicates that the MMC controller's command
queue engine (CQE) does not support direct commands (DCMDs).
*NOTE* on CD and WP polarity. To use common for all SD/MMC host controllers line *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" polarity properties, we have to fix the meaning of the "normal" and "inverted"
......
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