From: Ludovic Barre <ludovic.Barre@st.com>
To: Mark Brown <broonie@kernel.org>,
Marek Vasut <marek.vasut@gmail.com>,
Boris Brezillon <bbrezillon@kernel.org>,
Rob Herring <robh+dt@kernel.org>
Cc: devicetree@vger.kernel.org,
Alexandre Torgue <alexandre.torgue@st.com>,
linux-kernel@vger.kernel.org, linux-spi@vger.kernel.org,
linux-mtd@lists.infradead.org,
Ludovic Barre <ludovic.barre@st.com>,
Maxime Coquelin <mcoquelin.stm32@gmail.com>,
linux-stm32@st-md-mailman.stormreply.com,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH] dt-bindings: spi: stm32-qspi: add dma properties
Date: Thu, 27 Jun 2019 09:43:58 +0200 [thread overview]
Message-ID: <1561621439-7305-1-git-send-email-ludovic.Barre@st.com> (raw)
From: Ludovic Barre <ludovic.barre@st.com>
This patch adds description of dma properties (optional).
Signed-off-by: Ludovic Barre <ludovic.barre@st.com>
---
Documentation/devicetree/bindings/spi/spi-stm32-qspi.txt | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/spi/spi-stm32-qspi.txt b/Documentation/devicetree/bindings/spi/spi-stm32-qspi.txt
index adeeb63..bfc038b 100644
--- a/Documentation/devicetree/bindings/spi/spi-stm32-qspi.txt
+++ b/Documentation/devicetree/bindings/spi/spi-stm32-qspi.txt
@@ -19,8 +19,11 @@ Required properties:
- reg: chip-Select number (QSPI controller may connect 2 flashes)
- spi-max-frequency: max frequency of spi bus
-Optional property:
+Optional properties:
- spi-rx-bus-width: see ./spi-bus.txt for the description
+- dmas: DMA specifiers for tx and rx dma. See the DMA client binding,
+Documentation/devicetree/bindings/dma/dma.txt.
+- dma-names: DMA request names should include "tx" and "rx" if present.
Example:
--
2.7.4
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next reply other threads:[~2019-06-27 7:45 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-27 7:43 Ludovic Barre [this message]
2019-06-27 7:43 ` [PATCH] spi: stm32-qspi: remove signal sensitive on completion Ludovic Barre
2019-06-28 16:56 ` Applied "spi: stm32-qspi: remove signal sensitive on completion" to the spi tree Mark Brown
2019-06-28 16:56 ` Applied "dt-bindings: spi: stm32-qspi: add dma properties" " Mark Brown
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