linux-kernel - Re: Fw: [PATCH][RFC] PCMCIA support for 8xx using platform devices

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Message-Id: <200704222349.42368.arnd@arndb.de>
Date:	Sun, 22 Apr 2007 23:49:41 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	linuxppc-dev@...abs.org
Cc:	Vitaly Bordug <vitb@...nel.crashing.org>,
	linux-pcmcia@...ts.infradead.org,
	lkml <linux-kernel@...r.kernel.org>
Subject: Re: Fw: [PATCH][RFC] PCMCIA support for 8xx using platform devices

On Sunday 22 April 2007, Vitaly Bordug wrote:
> This utilizes PCMCIA on mpc885ads and mpc866ads from arch/powerpc. In the
> new approach, direct IMMR accesses from within drivers/ were totally
> eliminated, that requires hardware_enable, hardware_disable, voltage_set
> board-specific functions to be moved over to BSP code section   
> (arch/powerpc/platforms/8xx in 885 case). There is just no way to have
> both arch/ppc and arch/powerpc approaches to work simultaneously because
> of that.  

Maybe I'm missing a key issue here, but what's the point of adding
more platform_devices for stuff that is already in the device tree?
Shouldn't this be made an of_platform_driver instead so you can
use the existing of_device directly?

	Arnd <><
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