* [3/3] arm64: dts: hi3660: Add hisi asp dma device
@ 2018-12-28 6:36 h00249924
0 siblings, 0 replies; 2+ messages in thread
From: h00249924 @ 2018-12-28 6:36 UTC (permalink / raw)
To: dmaengine, devicetree, linux-kernel, linux-arm-kernel
Cc: suzhuangluan, kongfei, liyuequan, cash.qianli, huangli295,
hantanglei, wangyoulin1, ninggaoyu, hanxiaolong3, Youlin Wang,
John Stultz, Wei Xu, Rob Herring, Mark Rutland
From: Youlin Wang <wwx575822@notesmail.huawei.com>
Signed-off-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Youlin Wang <wwx575822@notesmail.huawei.com>
Signed-off-by: Tanglei Han <hantanglei@huawei.com>
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 {
+ 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>;
+ dma-share;
+ interrupts = <0 216 4>;
+ interrupt-names = "asp_dma_irq";
+ status = "ok";
+ };
};
};
^ permalink raw reply related [flat|nested] 2+ messages in thread
* [3/3] arm64: dts: hi3660: Add hisi asp dma device
@ 2019-01-04 2:44 Rob Herring
0 siblings, 0 replies; 2+ messages in thread
From: Rob Herring @ 2019-01-04 2:44 UTC (permalink / raw)
To: h00249924
Cc: dmaengine, devicetree, linux-kernel, linux-arm-kernel,
suzhuangluan, kongfei, liyuequan, cash.qianli, huangli295,
hantanglei, wangyoulin1, ninggaoyu, hanxiaolong3, Youlin Wang,
John Stultz, Wei Xu, Mark Rutland
On Fri, Dec 28, 2018 at 02:36:23PM +0800, h00249924 wrote:
> From: Youlin Wang <wwx575822@notesmail.huawei.com>
>
> Signed-off-by: John Stultz <john.stultz@linaro.org>
> Signed-off-by: Youlin Wang <wwx575822@notesmail.huawei.com>
> Signed-off-by: Tanglei Han <hantanglei@huawei.com>
> 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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