e4db24b891
* Utilize DT_HAS_<COMPAT>_ENABLED for devicetree based drivers Signed-off-by: Kumar Gala <galak@kernel.org>
44 lines
869 B
Plaintext
44 lines
869 B
Plaintext
# Copyright (c) 2022, NXP
|
|
# SPDX -License-Identifier: Apache-2.0
|
|
|
|
config IMX_USDHC
|
|
bool "NXP IMX USDHC Driver"
|
|
default y
|
|
depends on DT_HAS_NXP_IMX_USDHC_ENABLED
|
|
select SDHC_SUPPORTS_UHS
|
|
select SDHC_SUPPORTS_NATIVE_MODE
|
|
help
|
|
Enable the NXP IMX SD Host controller driver
|
|
|
|
if IMX_USDHC
|
|
|
|
config IMX_USDHC_DAT3_PWR_TOGGLE
|
|
bool "Toggle power when pulling DAT3 line low"
|
|
default y
|
|
help
|
|
Toggle power to SD card to clear DAT3 pull when pulling line low
|
|
|
|
config IMX_USDHC_DMA_SUPPORT
|
|
bool
|
|
depends on ARCH_HAS_NOCACHE_MEMORY_SUPPORT
|
|
default y
|
|
select NOCACHE_MEMORY
|
|
|
|
if IMX_USDHC_DMA_SUPPORT
|
|
|
|
# USDHC DMA needs 32 bit aligned buffers
|
|
config SDHC_BUFFER_ALIGNMENT
|
|
default 4
|
|
|
|
config IMX_USDHC_DMA_BUFFER_SIZE
|
|
int "Size of DMA descriptor buffer in bytes"
|
|
default 128
|
|
help
|
|
Size of USDHC ADMA descriptor buffer in bytes
|
|
|
|
endif # IMX_USDHC_DMA_SUPPORT
|
|
|
|
|
|
|
|
endif
|