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authorErwan Le Ray <erwan.leray@st.com>2019-05-24 17:30:38 +0200
committerRob Herring <robh@kernel.org>2019-06-14 11:51:48 -0600
commit1419f64ef526b5657ccfe604a69533736db44490 (patch)
tree0d765adad64749f7c9aed820450075c52266a8e4 /Documentation/devicetree/bindings/serial
parent4c0a59e1123f90b773d46942a6d505b3cb5bd406 (diff)
dt-bindings: stm32: serial: Add optional reset
STM32 serial can be reset via reset controller. Add an optional reset property to stm32 usart bindings. Signed-off-by: Erwan Le Ray <erwan.leray@st.com> Signed-off-by: Rob Herring <robh@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/serial')
-rw-r--r--Documentation/devicetree/bindings/serial/st,stm32-usart.txt1
1 files changed, 1 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/serial/st,stm32-usart.txt b/Documentation/devicetree/bindings/serial/st,stm32-usart.txt
index 9d3efed55deb..a6b19485c9dc 100644
--- a/Documentation/devicetree/bindings/serial/st,stm32-usart.txt
+++ b/Documentation/devicetree/bindings/serial/st,stm32-usart.txt
@@ -13,6 +13,7 @@ Required properties:
- clocks: The input clock of the USART instance
Optional properties:
+- resets: Must contain the phandle to the reset controller.
- 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,