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# Copyright (c) 2018 Intel Corporation
# SPDX-License-Identifier: Apache-2.0
menuconfig I2C_STM32
bool "STM32 I2C driver"
default y
depends on DT_HAS_ST_STM32_I2C_V1_ENABLED || DT_HAS_ST_STM32_I2C_V2_ENABLED
help
Enable I2C support on the STM32 SoCs
if I2C_STM32
config I2C_STM32_V1
bool
default y
depends on DT_HAS_ST_STM32_I2C_V1_ENABLED
select USE_STM32_LL_I2C
select I2C_STM32_INTERRUPT if I2C_TARGET
help
Driver variant matching `st,stm32-i2c-v1` compatible.
config I2C_STM32_V2
bool
default y
depends on DT_HAS_ST_STM32_I2C_V2_ENABLED
select USE_STM32_LL_I2C
select USE_STM32_LL_RCC if SOC_SERIES_STM32F0X || SOC_SERIES_STM32F3X
select I2C_STM32_INTERRUPT if I2C_TARGET
help
Driver variant matching `st,stm32-i2c-v2` compatible.
If I2C_TARGET is enabled it selects I2C_STM32_INTERRUPT, since target mode
is only supported by this driver with interrupts enabled.
config I2C_STM32_INTERRUPT
bool "STM32 MCU I2C Interrupt Support"
depends on I2C_STM32_V1 || I2C_STM32_V2
default y
help
Enable Interrupt support for the I2C Driver
config I2C_STM32_COMBINED_INTERRUPT
bool
depends on I2C_STM32_INTERRUPT
default y if SOC_SERIES_STM32C0X || SOC_SERIES_STM32F0X || \
SOC_SERIES_STM32G0X || SOC_SERIES_STM32L0X
config I2C_STM32_BUS_RECOVERY
bool "Bus recovery support"
select I2C_BITBANG
help
Enable STM32 driver bus recovery support via GPIO bitbanging.
endif # I2C_STM32