Re: [PATCH 3/4] dt-bindings: mt8173-mtu3: add generic compatible and rename file

[Rob Herring]

On Tue, Aug 08, 2017 at 01:42:51PM +0800, Chunfeng Yun wrote:
> The mt8173-mtu3.txt actually holds the bindings for all mediatek
> SoCs with usb3 DRD IP, so add a generic compatible and change the
> name to mtu3.txt.
> 
> Signed-off-by: Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx>
> ---
>  .../bindings/usb/{mt8173-mtu3.txt => mtu3.txt}     |    6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
>  rename Documentation/devicetree/bindings/usb/{mt8173-mtu3.txt => mtu3.txt} (95%)
> 
> diff --git a/Documentation/devicetree/bindings/usb/mt8173-mtu3.txt b/Documentation/devicetree/bindings/usb/mtu3.txt
> similarity index 95%
> rename from Documentation/devicetree/bindings/usb/mt8173-mtu3.txt
> rename to Documentation/devicetree/bindings/usb/mtu3.txt
> index 1d7c3bc..832741d 100644
> --- a/Documentation/devicetree/bindings/usb/mt8173-mtu3.txt
> +++ b/Documentation/devicetree/bindings/usb/mtu3.txt

mediatek,mtu3.txt

> @@ -1,7 +1,9 @@
>  The device node for Mediatek USB3.0 DRD controller
>  
>  Required properties:
> - - compatible : should be "mediatek,mt8173-mtu3"
> + - compatible : should be one of
> +	"mediatek,mt8173-mtu3" (deprecated, use "mediatek,mtu3" instead),

NAK. You can add generic compatibles, but you need SoC specific ones in 
addition.

> +	"mediatek,mtu3"
>   - reg : specifies physical base address and size of the registers
>   - reg-names: should be "mac" for device IP and "ippc" for IP port control
>   - interrupts : interrupt used by the device IP
> @@ -44,7 +46,7 @@ Optional properties:
>  Sub-nodes:
>  The xhci should be added as subnode to mtu3 as shown in the following example
>  if host mode is enabled. The DT binding details of xhci can be found in:
> -Documentation/devicetree/bindings/usb/mt8173-xhci.txt
> +Documentation/devicetree/bindings/usb/xhci-mtk.txt

This should be in the patch that renames this file.

>  
>  Example:
>  ssusb: usb@11271000 {
> -- 
> 1.7.9.5
>