From: Bich HEMON <bich.hemon@st.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Maxime Coquelin <mcoquelin.stm32@gmail.com>,
Alexandre TORGUE <alexandre.torgue@st.com>,
Jiri Slaby <jslaby@suse.com>,
"linux-serial@vger.kernel.org" <linux-serial@vger.kernel.org>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Cc: Bich HEMON <bich.hemon@st.com>
Subject: [PATCH 1/2] dt-bindings: serial: stm32: add RS485 optional properties
Date: Wed, 28 Feb 2018 10:56:18 +0000 [thread overview]
Message-ID: <1519815373-22940-2-git-send-email-bich.hemon@st.com> (raw)
In-Reply-To: <1519815373-22940-1-git-send-email-bich.hemon@st.com>
Add options for enabling RS485 hardware control and configuring
Driver Enable signal:
- rs485-rts-delay
- rs485-rx-during-tx
- rs485-rts-active-low
- linux,rs485-enabled-at-boot-time
Signed-off-by: Bich Hemon <bich.hemon@st.com>
---
Documentation/devicetree/bindings/serial/st,stm32-usart.txt | 2 ++
1 file changed, 2 insertions(+)
diff --git a/Documentation/devicetree/bindings/serial/st,stm32-usart.txt b/Documentation/devicetree/bindings/serial/st,stm32-usart.txt
index aaeb564..81e0011 100644
--- a/Documentation/devicetree/bindings/serial/st,stm32-usart.txt
+++ b/Documentation/devicetree/bindings/serial/st,stm32-usart.txt
@@ -16,6 +16,8 @@ Required properties:
Optional properties:
- pinctrl: The reference on the pins configuration
- st,hw-flow-ctrl: bool flag to enable hardware flow control.
+- rs485-rts-delay, rs485-rx-during-tx, rs485-rts-active-low,
+ linux,rs485-enabled-at-boot-time: see rs485.txt.
- dmas: phandle(s) to DMA controller node(s). Refer to stm32-dma.txt
- dma-names: "rx" and/or "tx"
- wakeup-source: bool flag to indicate this device has wakeup capabilities
--
1.9.1
next prev parent reply other threads:[~2018-02-28 10:56 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-28 10:56 [PATCH 0/2] Add support for RS485 Bich HEMON
2018-02-28 10:56 ` Bich HEMON [this message]
2018-03-06 0:53 ` [PATCH 1/2] dt-bindings: serial: stm32: add RS485 optional properties Rob Herring
2018-03-09 18:58 ` Greg Kroah-Hartman
2018-02-28 10:56 ` [PATCH 2/2] serial: stm32: add support for RS485 hardware control mode Bich HEMON
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