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Groups > linux.kernel > #1332379
| From | Robert Jarzmik <robert.jarzmik@free.fr> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 1/4] dma: mmp_pdma: Add the #requestors DT property documentation |
| Date | 2016-02-11 22:30 +0100 |
| Message-ID | <r16Yj-5Zm-17@gated-at.bofh.it> (permalink) |
| References | <r16Yi-5Zm-13@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
For pxa based platforms, the number of requestor lines should be specified, so that the driver can check if the flow control should be activated (when a requestor line is asked for) or not. Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr> --- Documentation/devicetree/bindings/dma/mmp-dma.txt | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/dma/mmp-dma.txt b/Documentation/devicetree/bindings/dma/mmp-dma.txt index 7a802f64e5bd..716b70338a15 100644 --- a/Documentation/devicetree/bindings/dma/mmp-dma.txt +++ b/Documentation/devicetree/bindings/dma/mmp-dma.txt @@ -12,6 +12,8 @@ Required properties: Optional properties: - #dma-channels: Number of DMA channels supported by the controller (defaults to 32 when not specified) +- #requestors: Number of DMA requestor lines supported by the controller + (defaults to 0 when not specified) "marvell,pdma-1.0" Used platforms: pxa25x, pxa27x, pxa3xx, pxa93x, pxa168, pxa910, pxa688. -- 2.1.4
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[PATCH 1/4] dma: mmp_pdma: Add the #requestors DT property documentation Robert Jarzmik <robert.jarzmik@free.fr> - 2016-02-11 22:30 +0100
Re: [PATCH 1/4] dma: mmp_pdma: Add the #requestors DT property documentation Arnd Bergmann <arnd@arndb.de> - 2016-02-11 23:10 +0100
Re: [PATCH 1/4] dma: mmp_pdma: Add the #requestors DT property documentation Robert Jarzmik <robert.jarzmik@free.fr> - 2016-02-12 22:00 +0100
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