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/* * Copyright (c) 2019 SEAL AG * * SPDX-License-Identifier: Apache-2.0 */ #include <init.h> #include <soc.h> #include <pinmux/stm32/pinmux_stm32.h> /* pin assignments for STM32G0316-DISCO board */ static const struct pin_config pinconf[] = { #if DT_NODE_HAS_STATUS(DT_NODELABEL(usart1), okay) && CONFIG_SERIAL {STM32_PIN_PA9, STM32G0_PINMUX_FUNC_PA9_USART1_TX}, {STM32_PIN_PB7, STM32G0_PINMUX_FUNC_PB7_USART1_RX}, #endif }; static int pinmux_stm32_init(const struct device *port) { ARG_UNUSED(port); #if DT_NODE_HAS_STATUS(DT_NODELABEL(usart1), okay) && CONFIG_SERIAL /* Remap PA11 to PA9 */ LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_SYSCFG); LL_SYSCFG_EnablePinRemap(LL_SYSCFG_PIN_RMP_PA11); #endif stm32_setup_pins(pinconf, ARRAY_SIZE(pinconf)); return 0; } SYS_INIT(pinmux_stm32_init, PRE_KERNEL_1, CONFIG_PINMUX_STM32_DEVICE_INITIALIZATION_PRIORITY); |