# SPDX-License-Identifier: GPL-2.0

#
# DMA engine configuration for dw
#

config DW_DMAC_CORE
	tristate
	select DMA_ENGINE

config DW_DMAC
	tristate "Synopsys DesignWare AHB DMA platform driver"
	depends on HAS_IOMEM
	select DW_DMAC_CORE
	help
	  Support the Synopsys DesignWare AHB DMA controller. This
	  can be integrated in chips such as the Intel Cherrytrail.

config RZN1_DMAMUX
	tristate "Renesas RZ/N1 DMAMUX driver"
	depends on DW_DMAC
	depends on ARCH_RZN1 || COMPILE_TEST
	help
	  Support the Renesas RZ/N1 DMAMUX which is located in front of
	  the Synopsys DesignWare AHB DMA controller located on Renesas
	  SoCs.

config DW_DMAC_PCI
	tristate "Synopsys DesignWare AHB DMA PCI driver"
	depends on PCI
	depends on HAS_IOMEM
	select DW_DMAC_CORE
	help
	  Support the Synopsys DesignWare AHB DMA controller on the
	  platforms that enumerate it as a PCI device. For example,
	  Intel Medfield has integrated this GPDMA controller.
