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Andrew Jackson
98267d33e2
Add equivalent attributes to those provided in the platform data for use when RX DMA is enabled. Signed-off-by: Andrew Jackson <Andrew.Jackson@arm.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
23 lines
780 B
Plaintext
23 lines
780 B
Plaintext
* ARM AMBA Primecell PL011 serial UART
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Required properties:
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- compatible: must be "arm,primecell", "arm,pl011"
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- reg: exactly one register range with length 0x1000
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- interrupts: exactly one interrupt specifier
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Optional properties:
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- pinctrl: When present, must have one state named "sleep"
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and one state named "default"
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- clocks: When present, must refer to exactly one clock named
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"apb_pclk"
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- dmas: When present, may have one or two dma channels.
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The first one must be named "rx", the second one
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must be named "tx".
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- auto-poll: Enables polling when using RX DMA.
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- poll-rate-ms: Rate at which poll occurs when auto-poll is set,
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default 100ms.
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- poll-timeout-ms: Poll timeout when auto-poll is set, default
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3000ms.
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See also bindings/arm/primecell.txt
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