| # STM32 UART configuration |
| |
| # Copyright (c) 2016 Open-RnD Sp. z o.o. |
| # SPDX-License-Identifier: Apache-2.0 |
| |
| config UART_STM32 |
| bool "STM32 MCU serial driver" |
| default y |
| depends on DT_HAS_ST_STM32_UART_ENABLED |
| select SERIAL_HAS_DRIVER |
| select SERIAL_SUPPORT_INTERRUPT |
| # the ASYNC implementation requires a DMA controller |
| select SERIAL_SUPPORT_ASYNC \ |
| if DT_HAS_ST_STM32_DMA_V1_ENABLED || \ |
| DT_HAS_ST_STM32_DMA_V2_ENABLED || \ |
| DT_HAS_ST_STM32_DMA_V2BIS_ENABLED || \ |
| DT_HAS_ST_STM32U5_DMA_ENABLED |
| select DMA if UART_ASYNC_API |
| select RESET |
| select PINCTRL |
| help |
| This option enables the UART driver for STM32 family of |
| processors. |
| Say y if you wish to use serial port on STM32 MCU. |
| |
| if UART_STM32 |
| |
| config UART_STM32U5_ERRATA_DMAT |
| bool |
| default y |
| depends on SOC_STM32U575XX || SOC_STM32U585XX || \ |
| SOC_STM32H562XX || SOC_STM32H563XX || SOC_STM32H573XX |
| help |
| Handles erratum "USART does not generate DMA requests after |
| setting/clearing DMAT bit". |
| Seen in Errata Sheet 0499 § 2.19.2 and §2.20.1 for stm32u57x/u58x, |
| Errata Sheet 0565 § 2.14.1 and §2.15.1 for stm32h56x/h57x |
| |
| endif |
