zephyr/drivers/i2c/Kconfig.dw

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# Copyright (c) 2018 Intel Corporation
# SPDX-License-Identifier: Apache-2.0
menuconfig I2C_DW
bool "Design Ware I2C support"
default y
depends on DT_HAS_SNPS_DESIGNWARE_I2C_ENABLED
select PINCTRL if $(dt_compat_any_has_prop,$(DT_COMPAT_SNPS_DESIGNWARE_I2C),pinctrl-0)
help
Enable the Design Ware I2C driver
config I2C_DW_CLOCK_SPEED
int "Set the clock speed for I2C"
depends on I2C_DW
default 110 if I2C_RTS5912
default 32
config I2C_DW_LPSS_DMA
bool "Use I2C integrated DMA for asynchronous transfer"
depends on (I2C_DW && !I2C_RTS5912)
select DMA
select DMA_INTEL_LPSS
help
This option enables I2C DMA feature to be used for asynchronous
data transfers. All Tx operations are done using dma channel 0 and
all Rx operations are done using dma channel 1.
config I2C_DW_RW_TIMEOUT_MS
int "Set the Read/Write timeout in milliseconds"
depends on I2C_DW
default 100
config I2C_DW_EXTENDED_SUPPORT
bool "Extended DW features"
help
This option enables support for the SCL/SDA timeout registers and some
additional features of the DW I2C controller.