diff mbox series

[6/9] ARM: dts: stm32: add an extra pin map for USART1 on stm32h743

Message ID 20250607093730.2249536-7-dario.binacchi@amarulasolutions.com
State New
Headers
Series Support stm32h747-discovery board |

Commit Message

Dario Binacchi June 7, 2025, 9:37 a.m. UTC 
Add an additional pin map configuration for using the USART1 controller
on the stm32h743 MCU.

Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>
Link: https://lore.kernel.org/r/20250427074404.3278732-8-dario.binacchi@amarulasolutions.com
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>

[ upstream commit: 8e71dfe46a4a1e9505b1a327470f879b63388968 ]

---

 dts/upstream/src/arm/st/stm32h7-pinctrl.dtsi | 13 +++++++++++++
 1 file changed, 13 insertions(+)

Comments

Patrice CHOTARD June 9, 2025, 7:56 a.m. UTC | #1 
On 6/7/25 11:37, Dario Binacchi wrote:
> Add an additional pin map configuration for using the USART1 controller
> on the stm32h743 MCU.
> 
> Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>
> Link: https://lore.kernel.org/r/20250427074404.3278732-8-dario.binacchi@amarulasolutions.com
> Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>
> 
> [ upstream commit: 8e71dfe46a4a1e9505b1a327470f879b63388968 ]
> 
> ---
> 
>  dts/upstream/src/arm/st/stm32h7-pinctrl.dtsi | 13 +++++++++++++
>  1 file changed, 13 insertions(+)
> 
> diff --git a/dts/upstream/src/arm/st/stm32h7-pinctrl.dtsi b/dts/upstream/src/arm/st/stm32h7-pinctrl.dtsi
> index 96022afd0168..8a6db484383d 100644
> --- a/dts/upstream/src/arm/st/stm32h7-pinctrl.dtsi
> +++ b/dts/upstream/src/arm/st/stm32h7-pinctrl.dtsi
> @@ -237,6 +237,19 @@
>  		};
>  	};
>  
> +	usart1_pins_b: usart1-1 {
> +		pins1 {
> +			pinmux = <STM32_PINMUX('A', 9, AF7)>; /* USART1_TX */
> +			bias-disable;
> +			drive-push-pull;
> +			slew-rate = <0>;
> +		};
> +		pins2 {
> +			pinmux = <STM32_PINMUX('A', 10, AF7)>; /* USART1_RX */
> +			bias-disable;
> +		};
> +	};
> +
>  	usart2_pins_a: usart2-0 {
>  		pins1 {
>  			pinmux = <STM32_PINMUX('D', 5, AF7)>; /* USART2_TX */
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>

Thanks
Patrice

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diff mbox series

Patch

diff --git a/dts/upstream/src/arm/st/stm32h7-pinctrl.dtsi b/dts/upstream/src/arm/st/stm32h7-pinctrl.dtsi
index 96022afd0168..8a6db484383d 100644
--- a/dts/upstream/src/arm/st/stm32h7-pinctrl.dtsi
+++ b/dts/upstream/src/arm/st/stm32h7-pinctrl.dtsi
@@ -237,6 +237,19 @@ 
 		};
 	};
 
+	usart1_pins_b: usart1-1 {
+		pins1 {
+			pinmux = <STM32_PINMUX('A', 9, AF7)>; /* USART1_TX */
+			bias-disable;
+			drive-push-pull;
+			slew-rate = <0>;
+		};
+		pins2 {
+			pinmux = <STM32_PINMUX('A', 10, AF7)>; /* USART1_RX */
+			bias-disable;
+		};
+	};
+
 	usart2_pins_a: usart2-0 {
 		pins1 {
 			pinmux = <STM32_PINMUX('D', 5, AF7)>; /* USART2_TX */