linux-kernel - Re: [PATCH v3 2/5] dt-bindings: phy-rockchip-inno-usb2: add companion grf quirk

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Date:   Thu, 10 Aug 2017 12:05:08 -0500
From:   Rob Herring <robh@...nel.org>
To:     Frank Wang <frank.wang@...k-chips.com>
Cc:     heiko@...ech.de, kishon@...com, mark.rutland@....com,
        gregkh@...uxfoundation.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-rockchip@...ts.infradead.org, huangtao@...k-chips.com,
        william.wu@...k-chips.com, daniel.meng@...k-chips.com,
        kever.yang@...k-chips.com, andy.yan@...k-chips.com,
        wmc@...k-chips.com
Subject: Re: [PATCH v3 2/5] dt-bindings: phy-rockchip-inno-usb2: add
 companion grf quirk

On Thu, Aug 03, 2017 at 04:09:10PM +0800, Frank Wang wrote:
> Add rockchip,usbgrf and rockchip,companion_grf_quirk to support
> the registers of usb-phy that are distributed in grf and usbgrf
> on some special Rockchip SoCs (e.g RV1108).
> 
> Signed-off-by: Frank Wang <frank.wang@...k-chips.com>
> ---
>  Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt b/Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt
> index 84d59b0..ddf868a 100644
> --- a/Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt
> +++ b/Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt
> @@ -18,6 +18,10 @@ Optional properties:
>  		 usb-phy output 480m and xin24m.
>  		 Refer to clk/clock-bindings.txt for generic clock
>  		 consumer properties.
> + - rockchip,usbgrf : phandle to the syscon managing the "usb general
> +		 register files".
> + - rockchip,companion_grf_quirk : when set driver will request
> +		 "rockchip,usbgrf" phandle as one companion-grf.

Why isn't presence of rockchip,usbgrf or being implied by an SoC 
specific compatible string enough? 

In any case, use '-' rather than '_'.

>  
>  Required nodes : a sub-node is required for each port the phy provides.
>  		 The sub-node name is used to identify host or otg port,
> -- 
> 2.0.0
> 
>