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Subject[PATCH] dt-bindings: serial: stm32: add examples
Date
From: Valentin Caron <valentin.caron@st.com>

Add examples to show more use cases :
- uart2 with hardware flow control
- uart4 without flow control

Signed-off-by: Valentin Caron <valentin.caron@foss.st.com>
---
.../bindings/serial/st,stm32-uart.yaml | 20 +++++++++++++++++++
1 file changed, 20 insertions(+)

diff --git a/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml b/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml
index 06d5f251ec88..3a4aab5d1862 100644
--- a/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml
+++ b/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml
@@ -82,6 +82,26 @@ additionalProperties: false
examples:
- |
#include <dt-bindings/clock/stm32mp1-clks.h>
+
+ usart4: serial@40004c00 {
+ compatible = "st,stm32-uart";
+ reg = <0x40004c00 0x400>;
+ interrupts = <52>;
+ clocks = <&clk_pclk1>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usart4>;
+ };
+
+ usart2: serial@40004400 {
+ compatible = "st,stm32-uart";
+ reg = <0x40004400 0x400>;
+ interrupts = <38>;
+ clocks = <&clk_pclk1>;
+ st,hw-flow-ctrl;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usart2 &pinctrl_usart2_rtscts>;
+ };
+
usart1: serial@40011000 {
compatible = "st,stm32-uart";
reg = <0x40011000 0x400>;
--
2.17.1
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