zephyr/boards/arm/nucleo_l053r8/pinmux.c

47 lines
1.2 KiB
C

/*
* Copyright (c) 2018 Anthony Kreft <anthony.kreft@gmail.com>
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <kernel.h>
#include <device.h>
#include <init.h>
#include <pinmux.h>
#include <sys_io.h>
#include <pinmux/stm32/pinmux_stm32.h>
/* pin assignments for NUCLEO-L053R8 board */
static const struct pin_config pinconf[] = {
#ifdef CONFIG_UART_1
{STM32_PIN_PB6, STM32L0_PINMUX_FUNC_PB6_USART1_TX},
{STM32_PIN_PB7, STM32L0_PINMUX_FUNC_PB7_USART1_RX},
#endif /* CONFIG_UART_1 */
#ifdef CONFIG_UART_2
{STM32_PIN_PA2, STM32L0_PINMUX_FUNC_PA2_USART2_TX},
{STM32_PIN_PA3, STM32L0_PINMUX_FUNC_PA3_USART2_RX},
#endif /* CONFIG_UART_2 */
#ifdef CONFIG_I2C_1
{STM32_PIN_PB8, STM32L0_PINMUX_FUNC_PB8_I2C1_SCL},
{STM32_PIN_PB9, STM32L0_PINMUX_FUNC_PB9_I2C1_SDA},
#endif /* CONFIG_I2C_1 */
#ifdef CONFIG_SPI_1
{STM32_PIN_PA5, STM32L0_PINMUX_FUNC_PA5_SPI1_SCK},
{STM32_PIN_PA6, STM32L0_PINMUX_FUNC_PA6_SPI1_MISO},
{STM32_PIN_PA7, STM32L0_PINMUX_FUNC_PA7_SPI1_MOSI},
#endif /* CONFIG_SPI_1 */
};
static int pinmux_stm32_init(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);