| /* |
| * Copyright (c) 2020 Brian Bradley <brian.bradley.p@gmail.com> |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #include <kernel.h> |
| #include <device.h> |
| #include <init.h> |
| #include <drivers/pinmux.h> |
| #include <sys/sys_io.h> |
| |
| #include <pinmux/stm32/pinmux_stm32.h> |
| |
| /* pin assignments for Black Pill V2.0 board */ |
| static const struct pin_config pinconf[] = { |
| #if DT_NODE_HAS_STATUS(DT_NODELABEL(usart1), okay) && CONFIG_SERIAL |
| {STM32_PIN_PA9, STM32F4_PINMUX_FUNC_PA9_USART1_TX}, |
| {STM32_PIN_PA10, STM32F4_PINMUX_FUNC_PA10_USART1_RX}, |
| #endif |
| #if DT_NODE_HAS_STATUS(DT_NODELABEL(i2c1), okay) && CONFIG_I2C |
| {STM32_PIN_PB8, STM32F4_PINMUX_FUNC_PB8_I2C1_SCL}, |
| {STM32_PIN_PB9, STM32F4_PINMUX_FUNC_PB9_I2C1_SDA}, |
| #endif |
| #if (DT_NODE_HAS_STATUS(DT_NODELABEL(spi1), okay) && CONFIG_SPI) |
| #ifdef CONFIG_SPI_STM32_USE_HW_SS |
| {STM32_PIN_PA4, STM32F4_PINMUX_FUNC_PA4_SPI1_NSS}, |
| #endif /* CONFIG_SPI_STM32_USE_HW_SS */ |
| {STM32_PIN_PA5, STM32F4_PINMUX_FUNC_PA5_SPI1_SCK}, |
| /* V2.0 routes flash DO to PB4, V2.1+ uses PA6 */ |
| {STM32_PIN_PA6, STM32F4_PINMUX_FUNC_PA6_SPI1_MISO}, |
| {STM32_PIN_PA7, STM32F4_PINMUX_FUNC_PA7_SPI1_MOSI}, |
| #endif |
| #ifdef CONFIG_USB_DC_STM32 |
| {STM32_PIN_PA11, STM32F4_PINMUX_FUNC_PA11_OTG_FS_DM}, |
| {STM32_PIN_PA12, STM32F4_PINMUX_FUNC_PA12_OTG_FS_DP}, |
| #endif /* CONFIG_USB_DC_STM32 */ |
| #if DT_NODE_HAS_STATUS(DT_NODELABEL(adc1), okay) && CONFIG_ADC |
| {STM32_PIN_PA1, STM32F4_PINMUX_FUNC_PA1_ADC123_IN1}, |
| #endif |
| #if DT_NODE_HAS_STATUS(DT_NODELABEL(pwm4), okay) && CONFIG_PWM |
| {STM32_PIN_PB6, STM32F4_PINMUX_FUNC_PB6_PWM4_CH1}, |
| {STM32_PIN_PB7, STM32F4_PINMUX_FUNC_PB7_PWM4_CH2}, |
| #endif |
| }; |
| |
| static int pinmux_stm32_init(const struct device *port) |
| { |
| ARG_UNUSED(port); |
| |
| stm32_setup_pins(pinconf, ARRAY_SIZE(pinconf)); |
| |
| return 0; |
| } |
| |
| SYS_INIT(pinmux_stm32_init, PRE_KERNEL_1, |
| CONFIG_PINMUX_STM32_DEVICE_INITIALIZATION_PRIORITY); |