netdev - Re: [PATCH v3 2/9] net: arc_emac: add phy reset is optional for device tree

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Date:	Wed, 16 Mar 2016 16:57:42 +0300
From:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:	Caesar Wang <wxt@...k-chips.com>, Heiko Stuebner <heiko@...ech.de>,
	"David S. Miller" <davem@...emloft.net>,
	Rob Herring <robh+dt@...nel.org>
Cc:	linux-rockchip@...ts.infradead.org, keescook@...gle.com,
	leozwang@...gle.com, netdev@...r.kernel.org,
	devicetree@...r.kernel.org, Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 2/9] net: arc_emac: add phy reset is optional for
 device tree

Hello.

On 3/14/2016 11:01 AM, Caesar Wang wrote:

> This patch adds the following property for arc_emac.
>
> 1) phy-reset-gpios:
> The phy-reset-gpio is an optional property for arc emac device tree boot.
> Change the binding document to match the driver code.
>
> 2) phy-reset-duration:
> Different boards may require different phy reset duration. Add property
> phy-reset-duration for device tree probe, so that the boards that need
> a longer reset duration can specify it in their device tree.
>
> Anyway, we can add the above property for arc emac.
>
> Signed-off-by: Caesar Wang <wxt@...k-chips.com>

   Could you have a look at drivers/net/ethernet/cadence/macb/? It seems to be 
the only driver which places the PHY's "reset-gpios" prop correctly, into the 
PHY subnode? I'm currently working on adding support of this prop into phylib...

MBR, Sergei