commit 559a6e75b4bcf0fc9e41d34865e72cf742f67d8e Linux upstream.
Add pin configurations for using CAN controller on stm32f469-disco board. They are located on the Arduino compatible connector CN5 (CAN1) and on the extension connector CN12 (CAN2).
Signed-off-by: Dario Binacchi dario.binacchi@amarulasolutions.com Link: https://lore.kernel.org/all/20230328073328.3949796-5-dario.binacchi@amarulas... Signed-off-by: Marc Kleine-Budde mkl@pengutronix.de ---
arch/arm/dts/stm32f4-pinctrl.dtsi | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+)
diff --git a/arch/arm/dts/stm32f4-pinctrl.dtsi b/arch/arm/dts/stm32f4-pinctrl.dtsi index 46815c965d59..0adc41b2a46c 100644 --- a/arch/arm/dts/stm32f4-pinctrl.dtsi +++ b/arch/arm/dts/stm32f4-pinctrl.dtsi @@ -412,6 +412,36 @@ slew-rate = <2>; }; }; + + can1_pins_a: can1-0 { + pins1 { + pinmux = <STM32_PINMUX('B', 9, AF9)>; /* CAN1_TX */ + }; + pins2 { + pinmux = <STM32_PINMUX('B', 8, AF9)>; /* CAN1_RX */ + bias-pull-up; + }; + }; + + can2_pins_a: can2-0 { + pins1 { + pinmux = <STM32_PINMUX('B', 13, 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; + }; + }; }; }; };