|  | /* | 
|  | * Copyright (c) 2017 Linaro Limited | 
|  | * | 
|  | * SPDX-License-Identifier: Apache-2.0 | 
|  | */ | 
|  |  | 
|  | #include <dt-bindings/pinctrl/stm32-pinctrl.h> | 
|  |  | 
|  | / { | 
|  | soc { | 
|  | pinctrl: pin-controller { | 
|  | usart3_pins_a: usart3@0 { | 
|  | rx_tx { | 
|  | rx = <STM32_PIN_PB11 (STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_PULLUP)>; | 
|  | tx = <STM32_PIN_PB10 (STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_PULLUP)>; | 
|  | }; | 
|  | }; | 
|  | usart3_pins_b: usart3@1 { | 
|  | rx_tx { | 
|  | rx = <STM32_PIN_PD9 (STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_PULLUP)>; | 
|  | tx = <STM32_PIN_PD8 (STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_PULLUP)>; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | usart2_pins_a: usart2@0 { | 
|  | rx_tx { | 
|  | rx = <STM32_PIN_PA3 (STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_PULLUP)>; | 
|  | tx = <STM32_PIN_PA2 (STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_PULLUP)>; | 
|  | }; | 
|  | }; | 
|  | usart2_pins_b: usart2@1 { | 
|  | rx_tx { | 
|  | rx = <STM32_PIN_PD6 (STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_PULLUP)>; | 
|  | tx = <STM32_PIN_PD5 (STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_PULLUP)>; | 
|  | }; | 
|  | }; | 
|  | }; | 
|  | }; | 
|  | }; |