zephyr/boards/arm/stm32l496g_disco/pinmux.c
Erwan Gouriou f87586b06c boards: stm32: pinmux: Restore Kconfig control on pinmux(sdmmc)
In order to avoid pin configuration conflicts between peripherals,
add CONFIG_DISK_ACCESS_STM32_SDMMC flag to for each SDMMC pinmux
configuration.

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

64 lines
2.1 KiB
C

/*
* Copyright (c) 2016 Open-RnD Sp. z o.o.
* Copyright (c) 2016 BayLibre, SAS
*
* 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 STM32L476G-DISCO board */
static const struct pin_config pinconf[] = {
#if DT_NODE_HAS_STATUS(DT_NODELABEL(usart1), okay) && CONFIG_SERIAL
{STM32_PIN_PB6, STM32L4X_PINMUX_FUNC_PB6_USART1_TX},
{STM32_PIN_PG10, STM32L4X_PINMUX_FUNC_PG10_USART1_RX},
#endif
#if DT_NODE_HAS_STATUS(DT_NODELABEL(usart2), okay) && CONFIG_SERIAL
{STM32_PIN_PA2, STM32L4X_PINMUX_FUNC_PA2_USART2_TX},
{STM32_PIN_PD6, STM32L4X_PINMUX_FUNC_PD6_USART2_RX},
#endif
#if DT_NODE_HAS_STATUS(DT_NODELABEL(lpuart1), okay) && CONFIG_SERIAL
{STM32_PIN_PG7, STM32L4X_PINMUX_FUNC_PG7_LPUART1_TX},
{STM32_PIN_PG8, STM32L4X_PINMUX_FUNC_PG8_LPUART1_RX},
#endif
#if DT_NODE_HAS_STATUS(DT_NODELABEL(i2c1), okay) && CONFIG_I2C
{STM32_PIN_PB8, STM32L4X_PINMUX_FUNC_PB8_I2C1_SCL},
{STM32_PIN_PB7, STM32L4X_PINMUX_FUNC_PB7_I2C1_SDA},
#endif
#if DT_NODE_HAS_STATUS(DT_NODELABEL(spi1), okay) && CONFIG_SPI
{STM32_PIN_PA5, STM32L4X_PINMUX_FUNC_PA5_SPI1_SCK},
{STM32_PIN_PB4, STM32L4X_PINMUX_FUNC_PB4_SPI1_MISO},
{STM32_PIN_PB5, STM32L4X_PINMUX_FUNC_PB5_SPI1_MOSI},
#endif
#if DT_NODE_HAS_STATUS(DT_NODELABEL(pwm2), okay) && CONFIG_PWM
{STM32_PIN_PA0, STM32L4X_PINMUX_FUNC_PA0_PWM2_CH1},
#endif
#if DT_NODE_HAS_STATUS(DT_NODELABEL(sdmmc1), okay) && \
CONFIG_DISK_ACCESS_STM32_SDMMC
{STM32_PIN_PC8, STM32L4X_PINMUX_FUNC_PC8_SDMMC1_D0},
{STM32_PIN_PC9, STM32L4X_PINMUX_FUNC_PC9_SDMMC1_D1},
{STM32_PIN_PC10, STM32L4X_PINMUX_FUNC_PC10_SDMMC1_D2},
{STM32_PIN_PC11, STM32L4X_PINMUX_FUNC_PC11_SDMMC1_D3},
{STM32_PIN_PC12, STM32L4X_PINMUX_FUNC_PC12_SDMMC1_CK},
{STM32_PIN_PD2, STM32L4X_PINMUX_FUNC_PD2_SDMMC1_CMD},
#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);