linux-kernel - Re: [spi-devel-general] [patch 05/14] mfd: PCAP2 driver

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Date:	Sat, 22 Nov 2008 22:01:58 +0800
From:	"Eric Miao" <eric.y.miao@...il.com>
To:	"David Brownell" <david-b@...bell.net>
Cc:	spi-devel-general@...ts.sourceforge.net, stefan@...enfreihafen.org,
	sameo@...nedhand.com, linux-arm-kernel@...ts.arm.linux.org.uk,
	"Daniel Ribeiro" <drwyrm@...il.com>, linux-kernel@...r.kernel.org
Subject: Re: [spi-devel-general] [patch 05/14] mfd: PCAP2 driver

On Sat, Nov 22, 2008 at 1:25 PM, David Brownell <david-b@...bell.net> wrote:
> On Friday 21 November 2008, stefan@...enfreihafen.org wrote:
>> Since the last submission we are also using the spi subsystem and
>> pxa2xx-spi instead of ssp.c directly as before.
>
> I took a quick glance at this and it seemed like it should be
> able to build without depending on PXA ... should certainly
> not include <mach/ssp.h> or <mach/regs-ssp.h>, and it doesn't
> look like it needs PXA-specific stuff like <mach/mfp-pxa27x.h>
> either.
>
> It's also worth removing the reverse dependencies ("select X")
> from Kconfig; they don't work very well for the things which
> those dependencies rely on.
>
> - Dave
>

I'm wondering if it call fall into the regulator framework, along with
a hwmon driver with its attributes being exported by sysfs.
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