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Date: Fri, 22 Mar 2019 12:38:04 +0100 From: Christoph Muellner <christoph.muellner@...obroma-systems.com> To: robh+dt@...nel.org, mark.rutland@....com, heiko@...ech.de, shawn.lin@...k-chips.com, ulf.hansson@...aro.org, adrian.hunter@...el.com Cc: Christoph Muellner <christoph.muellner@...obroma-systems.com>, Philipp Tomsich <philipp.tomsich@...obroma-systems.com>, Michal Simek <michal.simek@...inx.com>, Viresh Kumar <viresh.kumar@...aro.org>, Enric Balletbo i Serra <enric.balletbo@...labora.com>, Matthias Brugger <matthias.bgg@...il.com>, Douglas Anderson <dianders@...omium.org>, Klaus Goger <klaus.goger@...obroma-systems.com>, Lin Huang <hl@...k-chips.com>, Randy Li <ayaka@...lik.info>, Tony Xie <tony.xie@...k-chips.com>, Vicente Bergas <vicencb@...il.com>, Ezequiel Garcia <ezequiel@...labora.com>, linux-mmc@...r.kernel.org, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-rockchip@...ts.infradead.org Subject: [PATCH v3 1/3] dt-bindings: mmc: Add disable-cqe-dcmd property. 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: Christoph Muellner <christoph.muellner@...obroma-systems.com> Signed-off-by: Philipp Tomsich <philipp.tomsich@...obroma-systems.com> --- Documentation/devicetree/bindings/mmc/mmc.txt | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/mmc/mmc.txt b/Documentation/devicetree/bindings/mmc/mmc.txt index cdbcfd3a4ff2..c269dbe384fe 100644 --- a/Documentation/devicetree/bindings/mmc/mmc.txt +++ b/Documentation/devicetree/bindings/mmc/mmc.txt @@ -64,6 +64,8 @@ Optional properties: 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. +- 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 polarity properties, we have to fix the meaning of the "normal" and "inverted" -- 2.11.0
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