snps,designware-dma¶
Vendor: Synopsys, Inc.
Properties¶
Properties not inherited from the base binding file.
Name |
Type |
Details |
|---|---|---|
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Number of items to expect in a DMA specifier
This property is required. Constant value: |
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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.
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Number of DMA channels supported by the controller
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Number of DMA request signals supported by the controller.
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Properties inherited from the base binding file, which defines common properties that may be set on many nodes. Not all of these may apply to the “snps,designware-dma” compatible.
Name |
Type |
Details |
|---|---|---|
|
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register space
This property is required. See Important properties for more information. |
|
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interrupts for device
This property is required. See Important properties for more information. |
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Human readable string describing the device (used as device_get_binding() argument)
This property is required. See Important properties for more information. |
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indicates the operational status of a device
Legal values: See Important properties for more information. |
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compatible strings
This property is required. See Important properties for more information. |
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name of each register space
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extended interrupt specifier for device
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name of each interrupt
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phandle to interrupt controller node
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Clock gate information
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name of each clock
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number of address cells in reg property
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number of size cells in reg property
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DMA channels specifiers
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Provided names of DMA channel specifiers
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IO channels specifiers
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Provided names of IO channel specifiers
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Specifier cell names¶
dma cells: channel