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# SPDX-License-Identifier: GPL-2.0
#
# CDX bus configuration
#
# Copyright (C) 2022-2023, Advanced Micro Devices, Inc.
#
config CDX_BUS
bool "CDX Bus driver"
depends on OF && ARM64
help
Driver to enable Composable DMA Transfer(CDX) Bus. CDX bus
exposes Fabric devices which uses composable DMA IP to the
APU. CDX bus provides a mechanism for scanning and probing
of CDX devices. CDX devices are memory mapped on system bus
for embedded CPUs. CDX bus uses CDX controller and firmware
to scan these CDX devices.
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