[PATCH 02/10] ARM: dts: stm32: add pin map for CAN controller on stm32f7

Patrice CHOTARD patrice.chotard at foss.st.com
Tue Sep 26 11:20:40 CEST 2023



On 9/3/23 22:48, Dario Binacchi wrote:
> commit 011644249686f2675e142519cd59e81e04cfc231 Linux upstream.
> 
> Add pin configurations for using CAN controller on stm32f7.
> 
> Signed-off-by: Dario Binacchi <dario.binacchi at amarulasolutions.com>
> Link: https://lore.kernel.org/all/20230427204540.3126234-4-dario.binacchi@amarulasolutions.com
> Signed-off-by: Marc Kleine-Budde <mkl at pengutronix.de>
> ---
> 
>  arch/arm/dts/stm32f7-pinctrl.dtsi | 82 +++++++++++++++++++++++++++++++
>  1 file changed, 82 insertions(+)
> 
> diff --git a/arch/arm/dts/stm32f7-pinctrl.dtsi b/arch/arm/dts/stm32f7-pinctrl.dtsi
> index 8f37aefa7315..000278ec2c58 100644
> --- a/arch/arm/dts/stm32f7-pinctrl.dtsi
> +++ b/arch/arm/dts/stm32f7-pinctrl.dtsi
> @@ -284,6 +284,88 @@
>  					slew-rate = <2>;
>  				};
>  			};
> +
> +			can1_pins_a: can1-0 {
> +				pins1 {
> +					pinmux = <STM32_PINMUX('A', 12, AF9)>; /* CAN1_TX */
> +				};
> +				pins2 {
> +					pinmux = <STM32_PINMUX('A', 11, AF9)>; /* CAN1_RX */
> +					bias-pull-up;
> +				};
> +			};
> +
> +			can1_pins_b: can1-1 {
> +				pins1 {
> +					pinmux = <STM32_PINMUX('B', 9, AF9)>; /* CAN1_TX */
> +				};
> +				pins2 {
> +					pinmux = <STM32_PINMUX('B', 8, AF9)>; /* CAN1_RX */
> +					bias-pull-up;
> +				};
> +			};
> +
> +			can1_pins_c: can1-2 {
> +				pins1 {
> +					pinmux = <STM32_PINMUX('D', 1, AF9)>; /* CAN1_TX */
> +				};
> +				pins2 {
> +					pinmux = <STM32_PINMUX('D', 0, AF9)>; /* CAN1_RX */
> +					bias-pull-up;
> +
> +				};
> +			};
> +
> +			can1_pins_d: can1-3 {
> +				pins1 {
> +					pinmux = <STM32_PINMUX('H', 13, AF9)>; /* CAN1_TX */
> +				};
> +				pins2 {
> +					pinmux = <STM32_PINMUX('H', 14, AF9)>; /* CAN1_RX */
> +					bias-pull-up;
> +
> +				};
> +			};
> +
> +			can2_pins_a: can2-0 {
> +				pins1 {
> +					pinmux = <STM32_PINMUX('B', 6, AF9)>; /* CAN2_TX */
> +				};
> +				pins2 {
> +					pinmux = <STM32_PINMUX('B', 5, AF9)>; /* CAN2_RX */
> +					bias-pull-up;
> +				};
> +			};
> +
> +			can2_pins_b: can2-1 {
> +				pins1 {
> +					pinmux = <STM32_PINMUX('B', 13, AF9)>; /* CAN2_TX */
> +				};
> +				pins2 {
> +					pinmux = <STM32_PINMUX('B', 12, AF9)>; /* CAN2_RX */
> +					bias-pull-up;
> +				};
> +			};
> +
> +			can3_pins_a: can3-0 {
> +				pins1 {
> +					pinmux = <STM32_PINMUX('A', 15, AF11)>; /* CAN3_TX */
> +				};
> +				pins2 {
> +					pinmux = <STM32_PINMUX('A', 8, AF11)>; /* CAN3_RX */
> +					bias-pull-up;
> +				};
> +			};
> +
> +			can3_pins_b: can3-1 {
> +				pins1 {
> +					pinmux = <STM32_PINMUX('B', 4, AF11)>;  /* CAN3_TX */
> +				};
> +				pins2 {
> +					pinmux = <STM32_PINMUX('B', 3, AF11)>; /* CAN3_RX */
> +					bias-pull-up;
> +				};
> +			};
>  		};
>  	};
>  };
Apply on stm32/next

Thanks
Patrice


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