Re: [PATCH 1/2] of: dma: make #dma-cells optional
From: Jon Hunter <hidden>
Date: 2013-02-28 01:33:49
On 02/27/2013 06:57 PM, Rob Herring wrote:
From: Rob Herring <rob.herring-bsGFqQB8/DxBDgjK7y7TUQ@public.gmane.org> For controllers with no requests/clients (memory to memory only), the
Looks like the changelog got truncated.
quoted hunk
Signed-off-by: Rob Herring <rob.herring-bsGFqQB8/DxBDgjK7y7TUQ@public.gmane.org> Cc: Vinod Koul <redacted> Cc: Dan Williams <redacted> Cc: Grant Likely <grant.likely-s3s/WqlpOiPyB63q8FvJNQ@public.gmane.org> --- Documentation/devicetree/bindings/dma/dma.txt | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-)diff --git a/Documentation/devicetree/bindings/dma/dma.txt b/Documentation/devicetree/bindings/dma/dma.txt index 8f504e6..d388f06 100644 --- a/Documentation/devicetree/bindings/dma/dma.txt +++ b/Documentation/devicetree/bindings/dma/dma.txt@@ -8,9 +8,10 @@ controller. * DMA controller Required property: -- #dma-cells: Must be at least 1. Used to provide DMA controller - specific information. See DMA client binding below for - more details. +- #dma-cells: Required for controllers with requests. Optional for + memory to memory only DMA controllers. Must be at least + 1. Used to provide DMA controller specific information. + See DMA client binding below for more details. Optional properties: - dma-channels: Number of DMA channels supported by the controller.
Otherwise ... Acked-by: Jon Hunter <redacted> Cheers Jon