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dmaengine: usb-dmac: Document R8A7799{0,5} bindings

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Renesas R-Car D3 (R8A77995) and E3 (R8A77990) SoCs also have the R-Car
gen2/3 compatible DMA controllers, so document the SoC specific binding.

Signed-off-by: Hiroyuki Yokoyama <hiroyuki.yokoyama.vx@renesas.com>
[uli: squashed]
Signed-off-by: Ulrich Hecht <ulrich.hecht+renesas@gmail.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Hiroyuki Yokoyama 2018-05-16 15:06:18 +02:00 committed by Vinod Koul
parent 9f17b101f9
commit 6fc1d18ec9
1 changed files with 2 additions and 0 deletions
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Documentation/devicetree/bindings/dma/renesas,usb-dmac.txt
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@ -12,6 +12,8 @@ Required Properties:
- "renesas,r8a7795-usb-dmac" (R-Car H3)
- "renesas,r8a7796-usb-dmac" (R-Car M3-W)
- "renesas,r8a77965-usb-dmac" (R-Car M3-N)
- "renesas,r8a77990-usb-dmac" (R-Car E3)
- "renesas,r8a77995-usb-dmac" (R-Car D3)
- reg: base address and length of the registers block for the DMAC
- interrupts: interrupt specifiers for the DMAC, one for each entry in
interrupt-names.