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Subject[PATCH 1/2] dt-bindings: serial: add generic DT binding for announcing RTS/CTS lines
Date
Add support of generic DT binding for annoucing RTS/CTS lines. The initial
binding 'st,hw-flow-control' is not needed anymore since generic binding
is available, but is kept for backward compatibility.

Signed-off-by: Erwan Le Ray <erwan.leray@st.com>

diff --git a/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml b/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml
index 75b8521eb7cb..06d5f251ec88 100644
--- a/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml
+++ b/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml
@@ -35,9 +35,11 @@ properties:
description: label associated with this uart

st,hw-flow-ctrl:
- description: enable hardware flow control
+ description: enable hardware flow control (deprecated)
$ref: /schemas/types.yaml#/definitions/flag

+ uart-has-rtscts: true
+
dmas:
minItems: 1
maxItems: 2
--
2.17.1
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