From: mani@kernel.org
To: jic23@kernel.org, robh+dt@kernel.org, narcisaanamaria12@gmail.com
Cc: knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net,
linux-iio@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, andy.shevchenko@gmail.com,
Manivannan Sadhasivam <mani@kernel.org>
Subject: [PATCH v3 3/3] dt-bindings: serial: Add binding for software flow control in STM32 UART
Date: Wed, 15 Apr 2020 00:11:47 +0530 [thread overview]
Message-ID: <20200414184147.4857-4-mani@kernel.org> (raw)
In-Reply-To: <20200414184147.4857-1-mani@kernel.org>
From: Manivannan Sadhasivam <mani@kernel.org>
Add devicetree binding for software flow control in STM32 UART
controller. While at it, let's also fix one schema error reported by
`make dtbs_check`.
Signed-off-by: Manivannan Sadhasivam <mani@kernel.org>
---
.../devicetree/bindings/serial/st,stm32-uart.yaml | 15 ++++++++++++++-
1 file changed, 14 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml b/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml
index 238c44192d31..ea5797a1b403 100644
--- a/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml
+++ b/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml
@@ -38,13 +38,26 @@ properties:
description: enable hardware flow control
$ref: /schemas/types.yaml#/definitions/flag
+ st,sw-flow-ctrl:
+ description: enable software flow control
+ $ref: /schemas/types.yaml#/definitions/flag
+
+ rts-gpios:
+ description: RTS pin used if st,sw-flow-ctrl is true
+ maxItems: 1
+
+ cts-gpios:
+ description: CTS pin used if st,sw-flow-ctrl is true
+ maxItems: 1
+
dmas:
minItems: 1
maxItems: 2
dma-names:
items:
- enum: [ rx, tx ]
+ - const: rx
+ - const: tx
minItems: 1
maxItems: 2
--
2.17.1
next prev parent reply other threads:[~2020-04-14 18:42 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-14 18:41 [PATCH v3 0/3] Add Reset and Wakeup support for CCS811 mani
2020-04-14 18:41 ` [PATCH v3 1/3] iio: chemical: Add support for external Reset and Wakeup in CCS811 mani
2020-04-14 18:41 ` [PATCH v3 2/3] iio: chemical: Add OF match table for CCS811 VOC sensor mani
2020-04-14 18:41 ` mani [this message]
2020-04-14 18:44 ` [PATCH v3 0/3] Add Reset and Wakeup support for CCS811 Manivannan Sadhasivam
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