| Message ID | 1481636451-27863-4-git-send-email-cedric.madianga@gmail.com (mailing list archive) |
|---|---|
| State | Accepted |
| Headers | show |
On Tue, Dec 13, 2016 at 02:40:45PM +0100, M'boumba Cedric Madianga wrote: > Only four cells are required for dma client binding not five. > > Signed-off-by: M'boumba Cedric Madianga <cedric.madianga@gmail.com> > Reviewed-by: Ludovic BARRE <ludovic.barre@st.com> > --- > Documentation/devicetree/bindings/dma/stm32-dma.txt | 5 ++--- > 1 file changed, 2 insertions(+), 3 deletions(-) Acked-by: Rob Herring <robh@kernel.org> -- To unsubscribe from this list: send the line "unsubscribe dmaengine" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/Documentation/devicetree/bindings/dma/stm32-dma.txt b/Documentation/devicetree/bindings/dma/stm32-dma.txt index 70cd13f..4408af6 100644 --- a/Documentation/devicetree/bindings/dma/stm32-dma.txt +++ b/Documentation/devicetree/bindings/dma/stm32-dma.txt @@ -40,8 +40,7 @@ Example: DMA clients connected to the STM32 DMA controller must use the format described in the dma.txt file, using a five-cell specifier for each -channel: a phandle plus four integer cells. -The four cells in order are: +channel: a phandle to the DMA controller plus the following four integer cells: 1. The channel id 2. The request line number @@ -61,7 +60,7 @@ The four cells in order are: 0x1: medium 0x2: high 0x3: very high -5. A 32bit mask specifying the DMA FIFO threshold configuration which are device +4. A 32bit mask specifying the DMA FIFO threshold configuration which are device dependent: -bit 0-1: Fifo threshold 0x0: 1/4 full FIFO