linux-kernel - Re: [PATCH v1] gpio: keystone: add dsp gpio controller driver

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Date:	Thu, 24 Jul 2014 16:12:24 +0200
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Santosh Shilimkar <santosh.shilimkar@...com>
Cc:	Grygorii Strashko <grygorii.strashko@...com>,
	Suman Anna <s-anna@...com>,
	Jaswinder Singh <jaswinder.singh@...aro.org>,
	Alexander Shiyan <shc_work@...l.ru>,
	Alexandre Courbot <gnurou@...il.com>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	ivan.khoronzhuk@...com,
	Muralidharan Karicheri <m-karicheri2@...com>,
	Rob Herring <robh+dt@...nel.org>,
	Kumar Gala <galak@...eaurora.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v1] gpio: keystone: add dsp gpio controller driver

On Wed, Jul 23, 2014 at 5:25 PM, Santosh Shilimkar
<santosh.shilimkar@...com> wrote:

> I will try to answer this. This IP is indeed a GPIO block
> but the IO's are used just OUTPUT lines from Linux
> HOST perspective. These IOs are connected to the DSPs
> as input/IRQ lines.

So the DSP is another discrete IC, and could be something
different, so this is board-level information?

I'm really worrying whether this is general purpose or not :-/

Yours,
Linus Walleij
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