linux-kernel - Re: [PATCH 4/4] dt-bindings: mt8173-xhci: add generic compatible and rename file

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Date:   Thu, 10 Aug 2017 21:56:17 -0500
From:   Rob Herring <robh@...nel.org>
To:     Chunfeng Yun <chunfeng.yun@...iatek.com>
Cc:     Mathias Nyman <mathias.nyman@...el.com>,
        Felipe Balbi <felipe.balbi@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Mark Rutland <mark.rutland@....com>,
        Ian Campbell <ijc+devicetree@...lion.org.uk>,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-usb@...r.kernel.org, linux-mediatek@...ts.infradead.org,
        devicetree@...r.kernel.org
Subject: Re: [PATCH 4/4] dt-bindings: mt8173-xhci: add generic compatible and
 rename file

On Tue, Aug 08, 2017 at 01:42:52PM +0800, Chunfeng Yun wrote:
> The mt8173-xhci.txt actually holds the bindings for all mediatek
> SoCs with xHCI controller, so add a generic compatible and change
> the name to xhci-mtk.txt to reflect that.
> 
> Signed-off-by: Chunfeng Yun <chunfeng.yun@...iatek.com>
> ---
>  .../bindings/usb/{mt8173-xhci.txt => xhci-mtk.txt} |   10 +++++++---
>  1 file changed, 7 insertions(+), 3 deletions(-)
>  rename Documentation/devicetree/bindings/usb/{mt8173-xhci.txt => xhci-mtk.txt} (92%)
> 
> diff --git a/Documentation/devicetree/bindings/usb/mt8173-xhci.txt b/Documentation/devicetree/bindings/usb/xhci-mtk.txt
> similarity index 92%
> rename from Documentation/devicetree/bindings/usb/mt8173-xhci.txt
> rename to Documentation/devicetree/bindings/usb/xhci-mtk.txt

mediatek,mtk-xhci.txt

> index 0acfc8a..1ce77c7 100644
> --- a/Documentation/devicetree/bindings/usb/mt8173-xhci.txt
> +++ b/Documentation/devicetree/bindings/usb/xhci-mtk.txt
> @@ -11,7 +11,9 @@ into two parts.
>  ------------------------------------------------------------------------
>  
>  Required properties:
> - - compatible : should contain "mediatek,mt8173-xhci"
> + - compatible : should be one of
> +	"mediatek,mt8173-xhci" (deprecated, use "mediatek,xhci-mtk" instead),

NAK for same reason.

> +	"mediatek,xhci-mtk"

mediatek,mtk-xhci would be more in line with conventions.

>   - reg : specifies physical base address and size of the registers
>   - reg-names: should be "mac" for xHCI MAC and "ippc" for IP port control
>   - interrupts : interrupt used by the controller
> @@ -68,10 +70,12 @@ usb30: usb@...70000 {
>  
>  In the case, xhci is added as subnode to mtu3. An example and the DT binding
>  details of mtu3 can be found in:
> -Documentation/devicetree/bindings/usb/mt8173-mtu3.txt
> +Documentation/devicetree/bindings/usb/mtu3.txt
>  
>  Required properties:
> - - compatible : should contain "mediatek,mt8173-xhci"
> + - compatible : should be one of
> +	"mediatek,mt8173-xhci" (deprecated, use "mediatek,xhci-mtk" instead),
> +	"mediatek,xhci-mtk"
>   - reg : specifies physical base address and size of the registers
>   - reg-names: should be "mac" for xHCI MAC
>   - interrupts : interrupt used by the host controller
> -- 
> 1.7.9.5
>