linux-kernel - [PATCH] dt-bindings: i2c-stm32: document optional dmas

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Message-ID: <1559655253-27008-1-git-send-email-fabrice.gasnier@st.com>
Date:   Tue, 4 Jun 2019 15:34:13 +0200
From:   Fabrice Gasnier <fabrice.gasnier@...com>
To:     <wsa@...-dreams.de>, <robh+dt@...nel.org>
CC:     <mark.rutland@....com>, <pierre-yves.mordret@...com>,
        <mcoquelin.stm32@...il.com>, <alexandre.torgue@...com>,
        <linux-i2c@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <fabrice.gasnier@...com>
Subject: [PATCH] dt-bindings: i2c-stm32: document optional dmas

Add missing documentation for "dmas" and "dma-names" properties that can be
used on i2c-stm32.

Signed-off-by: Fabrice Gasnier <fabrice.gasnier@...com>
---
 Documentation/devicetree/bindings/i2c/i2c-stm32.txt | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/i2c/i2c-stm32.txt b/Documentation/devicetree/bindings/i2c/i2c-stm32.txt
index f334738..ce3df2ff 100644
--- a/Documentation/devicetree/bindings/i2c/i2c-stm32.txt
+++ b/Documentation/devicetree/bindings/i2c/i2c-stm32.txt
@@ -21,6 +21,8 @@ Optional properties:
   100000 and 400000.
   For STM32F7, STM32H7 and STM32MP1 SoCs, Standard-mode, Fast-mode and Fast-mode
   Plus are supported, possible values are 100000, 400000 and 1000000.
+- dmas: List of phandles to rx and tx DMA channels. Refer to stm32-dma.txt.
+- dma-names: List of dma names. Valid names are: "rx" and "tx".
 - i2c-scl-rising-time-ns: I2C SCL Rising time for the board (default: 25)
   For STM32F7, STM32H7 and STM32MP1 only.
 - i2c-scl-falling-time-ns: I2C SCL Falling time for the board (default: 10)
-- 
2.7.4