linux-kernel - Re: [PATCH] gpio: Emma Mobile GPIO driver V2

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Message-ID: <CACRpkdb9LbjvobsJf61VA1Nt8-UCwDZzmjqC8JuN8WPdvhq+iQ@mail.gmail.com>
Date:	Wed, 16 May 2012 09:11:14 +0200
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Magnus Damm <magnus.damm@...il.com>
Cc:	linux-kernel@...r.kernel.org, rjw@...k.pl,
	linus.walleij@...ricsson.com, arnd@...db.de,
	linux-sh@...r.kernel.org, horms@...ge.net.au,
	grant.likely@...retlab.ca, lethal@...ux-sh.org, olof@...om.net
Subject: Re: [PATCH] gpio: Emma Mobile GPIO driver V2

On Tue, May 15, 2012 at 5:43 PM, Magnus Damm <magnus.damm@...il.com> wrote:

> From: Magnus Damm <damm@...nsource.se>
>
> This patch is V2 of the Emma Mobile GPIO driver. This
> driver is designed to be reusable between multiple SoCs
> that share the same basic building block, but so far it
> has only been used on Emma Mobile EV2.
>
> Each driver instance handles 32 GPIOs with individually
> maskable IRQs. The driver operates on two I/O memory
> ranges and the 32 GPIOs are hooked up to two interrupts.
>
> In the case of Emma Mobile EV2 this GPIO building block
> is used as main external interrupt controller hooking up
> 159 GPIOS as 159 interrupts via 5 driver instances and
> 10 interrupts to the GIC and the Cortex-A9 Dual.
>
> Signed-off-by: Magnus Damm <damm@...nsource.se>

V2 is fair enough for me, so feel free to add:
Acked-by: Linus Walleij <linus.walleij@...aro.org>

Yours,
Linus Walleij
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