Re: [PATCH 3/3] arm64: dts: hi3660: Add hisi asp dma device
From: Rob Herring <robh@kernel.org>
Date: 2019-01-04 02:44:56
Also in:
dmaengine, linux-devicetree, lkml
On Fri, Dec 28, 2018 at 02:36:23PM +0800, h00249924 wrote:
quoted hunk ↗ jump to hunk
From: Youlin Wang <redacted> Signed-off-by: John Stultz <redacted> Signed-off-by: Youlin Wang <redacted> Signed-off-by: Tanglei Han <redacted> Cc: Wei Xu <xuwei5@hisilicon.com> Cc: Rob Herring <robh+dt@kernel.org> Cc: Mark Rutland <mark.rutland@arm.com> --- arch/arm64/boot/dts/hisilicon/hi3660.dtsi | 14 ++++++++++++++ 1 file changed, 14 insertions(+)diff --git a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi index f432b0a..5223e36 100644 --- a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi +++ b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi@@ -1122,5 +1122,19 @@ }; }; }; + + asp_dmac: asp_dmac@E804B000 {
dma-controller@e804b000
+ compatible = "hisilicon,hisi-pcm-asp-dma-1.0"; + reg = <0x0 0xe804b000 0x0 0x1000>; + #dma-cells = <1>; + dma-channels = <16>; + dma-requests = <32>; + dma-min-chan = <0>; + dma-used-chans = <0xFFFE>;
Use lowercase hex. But more importantly, as John mentioned, this and other properties aren't documented.
+ dma-share; + interrupts = <0 216 4>; + interrupt-names = "asp_dma_irq"; + status = "ok";
Don't need this.
+ }; }; }; -- 1.9.1
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