[PATCH v1 1/2] dt-bindings: dma: mediatek: mark useless items as decrepted

Rob Herring robh at kernel.org
Thu Jul 23 16:53:43 EDT 2020


On Fri, Jul 17, 2020 at 11:02:03AM +0800, Huihui Wang wrote:
> From: huihui wang <huihui.wang at mediatek.com>
> 
> Because we move dma address bits config to mtk-uart-apdma.c,
> it is unnecessary to be configured in device tree.
> Update the document at the same time.
> 
> Signed-off-by: huihui wang <huihui.wang at mediatek.com>
> ---
>  .../devicetree/bindings/dma/mtk-uart-apdma.txt        | 11 +++++------
>  1 file changed, 5 insertions(+), 6 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/dma/mtk-uart-apdma.txt b/Documentation/devicetree/bindings/dma/mtk-uart-apdma.txt
> index 2117db0ce4f2..926c86b21e8c 100644
> --- a/Documentation/devicetree/bindings/dma/mtk-uart-apdma.txt
> +++ b/Documentation/devicetree/bindings/dma/mtk-uart-apdma.txt
> @@ -2,8 +2,9 @@
>  
>  Required properties:
>  - compatible should contain:
> -  * "mediatek,mt2712-uart-dma" for MT2712 compatible APDMA
> -  * "mediatek,mt6577-uart-dma" for MT6577 and all of the above
> +  * "mediatek,mt2712-uart-dma" for MediaTek MT2712
> +  * "mediatek,mt6577-uart-dma" for MediaTek MT6577
> +  * "mediatek,mt6779-uart-dma" for MediaTek MT6779

This looks like an unrelated change.

>  
>  - reg: The base address of the APDMA register bank.
>  
> @@ -16,13 +17,12 @@ Required properties:
>    See ../clocks/clock-bindings.txt for details.
>  - clock-names: The APDMA clock for register accesses
>  
> -- mediatek,dma-33bits: Present if the DMA requires support
> +- mediatek,dma-33bits: Present if the DMA requires support (deprecated)
>  
>  Examples:
>  
>  	apdma: dma-controller at 11000400 {
> -		compatible = "mediatek,mt2712-uart-dma",
> -			     "mediatek,mt6577-uart-dma";
> +		compatible = "mediatek,mt6779-uart-dma";
>  		reg = <0 0x11000400 0 0x80>,
>  		      <0 0x11000480 0 0x80>,
>  		      <0 0x11000500 0 0x80>,
> @@ -50,6 +50,5 @@ Examples:
>  		dma-requests = <12>;
>  		clocks = <&pericfg CLK_PERI_AP_DMA>;
>  		clock-names = "apdma";
> -		mediatek,dma-33bits;
>  		#dma-cells = <1>;
>  	};
> -- 
> 2.18.0



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