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Date: Thu, 11 Feb 2016 22:23:15 +0100 From: Robert Jarzmik <robert.jarzmik@...e.fr> To: Rob Herring <robh+dt@...nel.org>, Pawel Moll <pawel.moll@....com>, Mark Rutland <mark.rutland@....com>, Ian Campbell <ijc+devicetree@...lion.org.uk>, Kumar Gala <galak@...eaurora.org>, Daniel Mack <daniel@...que.org>, Haojian Zhuang <haojian.zhuang@...il.com>, Robert Jarzmik <robert.jarzmik@...e.fr>, Vinod Koul <vinod.koul@...el.com> Cc: devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, dmaengine@...r.kernel.org Subject: [PATCH 1/4] dma: mmp_pdma: Add the #requestors DT property documentation 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@...e.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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