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intel,adsp-hda-host-out

Vendor: Intel Corporation

Description

These nodes are “dma” bus nodes.

Intel ADSP HDA Host Out controller

Properties

Properties not inherited from the base binding file.

Name

Type

Details

dma-channels

int

Number of DMA channels supported by the controller

This property is required.

#dma-cells

int

Number of items to expect in a DMA specifier

This property is required.

Constant value: 1

dma-buf-alignment

int

Memory alignment requirement for DMA buffers used by the controller.

This property is required.

dma-channel-mask

int

Bitmask of available DMA channels in ascending order that are
not reserved by firmware and are available to the
kernel. i.e. first channel corresponds to LSB.

dma-requests

int

Number of DMA request signals supported by the controller.