From: Sowjanya Komatineni <skomatineni@nvidia.com>
To: robh+dt@kernel.org, mark.rutland@arm.com, mperttunen@nvidia.com,
chunyan.zhang@unisoc.com, thierry.reding@gmail.com,
jonathanh@nvidia.com, adrian.hunter@intel.com,
ulf.hansson@linaro.org
Cc: anrao@nvidia.com, devicetree@vger.kernel.org,
linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-mmc@vger.kernel.org,
Sowjanya Komatineni <skomatineni@nvidia.com>
Subject: [PATCH V11 1/4] dt-bindings: mmc: Add supports-cqe property
Date: Wed, 23 Jan 2019 11:30:51 -0800 [thread overview]
Message-ID: <1548271854-1765-1-git-send-email-skomatineni@nvidia.com> (raw)
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>
---
[V11]: Same as V10
[V10]: This patch version moves supports-cqe property from vendor
specific MMC property to common MMC property.
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 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"
--
2.7.4
next reply other threads:[~2019-01-23 19:30 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-23 19:30 Sowjanya Komatineni [this message]
2019-01-23 19:30 ` [PATCH V11 2/4] arm64: dts: tegra: Add CQE Support for SDMMC4 Sowjanya Komatineni
2019-01-31 7:27 ` Ulf Hansson
2019-01-23 19:30 ` [PATCH V11 3/4] mmc: sdhci: Add ADMA3 DMA support for V4 enabled host Sowjanya Komatineni
2019-01-31 7:28 ` Ulf Hansson
2019-01-23 19:30 ` [PATCH V11 4/4] mmc: tegra: HW Command Queue Support for Tegra SDMMC Sowjanya Komatineni
2019-01-31 7:28 ` Ulf Hansson
2019-01-30 15:51 ` [PATCH V11 1/4] dt-bindings: mmc: Add supports-cqe property Rob Herring
2019-01-31 7:27 ` Ulf Hansson
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