zephyr/boards/arm/nucleo_l053r8/pinmux.c
Erwan Gouriou 572e1c4980 boards: stm32: pinmux: Restore Kconfig control on pinmux (i2c)
In order to avoid pin configuration conflicts between peripherals,
add CONFIG_I2C flag to for each i2c pinmux configuration.

Signed-off-by: Erwan Gouriou <erwan.gouriou@linaro.org>
2020-05-20 12:09:19 +02:00

47 lines
1.3 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 <drivers/pinmux.h>
#include <sys/sys_io.h>
#include <pinmux/stm32/pinmux_stm32.h>
/* pin assignments for NUCLEO-L053R8 board */
static const struct pin_config pinconf[] = {
#if DT_NODE_HAS_STATUS(DT_NODELABEL(usart1), okay) && CONFIG_SERIAL
{STM32_PIN_PB6, STM32L0_PINMUX_FUNC_PB6_USART1_TX},
{STM32_PIN_PB7, STM32L0_PINMUX_FUNC_PB7_USART1_RX},
#endif
#if DT_NODE_HAS_STATUS(DT_NODELABEL(usart2), okay) && CONFIG_SERIAL
{STM32_PIN_PA2, STM32L0_PINMUX_FUNC_PA2_USART2_TX},
{STM32_PIN_PA3, STM32L0_PINMUX_FUNC_PA3_USART2_RX},
#endif
#if DT_NODE_HAS_STATUS(DT_NODELABEL(i2c1), okay) && CONFIG_I2C
{STM32_PIN_PB8, STM32L0_PINMUX_FUNC_PB8_I2C1_SCL},
{STM32_PIN_PB9, STM32L0_PINMUX_FUNC_PB9_I2C1_SDA},
#endif
#if DT_NODE_HAS_STATUS(DT_NODELABEL(spi1), okay) && CONFIG_SPI
{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
};
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);