Re: [PATCH V2 2/2] stmmac: Add IMG Pistachio platform glue layer
From: Andrew Bresticker
Date: Tue Apr 07 2015 - 16:40:26 EST
On Tue, Apr 7, 2015 at 10:16 AM, James Hartley <James.Hartley@xxxxxxxxxx> wrote:
>> -----Original Message-----
>> From: abrestic@xxxxxxxxxx [mailto:abrestic@xxxxxxxxxx] On Behalf Of
>> Andrew Bresticker
>> Sent: 06 April 2015 23:28
>> To: Arnd Bergmann; James Hartley
>> Cc: David S. Miller; Giuseppe Cavallaro; devicetree@xxxxxxxxxxxxxxx;
>> netdev@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx; Govindraj Raja
>> Subject: Re: [PATCH V2 2/2] stmmac: Add IMG Pistachio platform glue layer
>> On Mon, Apr 6, 2015 at 3:10 PM, Arnd Bergmann <arnd@xxxxxxxx> wrote:
>> > On Monday 06 April 2015 14:42:38 Andrew Bresticker wrote:
>> >> At the moment, the only additional setup required for the DWMAC on
>> >> the IMG Pistachio SoC is to request and enable a separate gate clock
>> >> for the register interface.
>> >> Signed-off-by: Andrew Bresticker <abrestic@xxxxxxxxxxxx>
>> >> Signed-off-by: Govindraj Raja <govindraj.raja@xxxxxxxxxx>
>> >> Cc: James Hartley <james.hartley@xxxxxxxxxx>
>> > Why do you need a special glue driver for that?
>> > Since you don't do anything special, I'd say it should be possible to
>> > handle this with just the default driver.
>> Right, at the moment we only need to request and enable a second clock,
>> which could be added to the core driver. If we don't expect to have to
>> extend this driver to deal with other configurations (which IIRC there were
>> some concerns about when I wrote this), then I'm fine with folding this change
>> into the core driver - James?
> Weren't the concerns about USB not Ethernet? I don't remember anything that
> would stop us extending the driver for eth.
OK, let's try this then: https://patchwork.kernel.org/patch/6174881/
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