linux-kernel - [PATCH AUTOSEL 4.19 101/167] dt-bindings: mmc: Add supports-cqe property

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Message-Id: <20190903162519.7136-101-sashal@kernel.org>
Date:   Tue,  3 Sep 2019 12:24:13 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Sowjanya Komatineni <skomatineni@...dia.com>,
        Thierry Reding <treding@...dia.com>,
        Rob Herring <robh@...nel.org>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Sasha Levin <sashal@...nel.org>, linux-mmc@...r.kernel.org,
        devicetree@...r.kernel.org
Subject: [PATCH AUTOSEL 4.19 101/167] dt-bindings: mmc: Add supports-cqe property

From: Sowjanya Komatineni <skomatineni@...dia.com>

[ Upstream commit c7fddbd5db5cffd10ed4d18efa20e36803d1899f ]

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@...dia.com>
Reviewed-by: Thierry Reding <treding@...dia.com>
Reviewed-by: Rob Herring <robh@...nel.org>
Signed-off-by: Ulf Hansson <ulf.hansson@...aro.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 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 f5a0923b34ca1..cdbcfd3a4ff21 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"
-- 
2.20.1