linux-kernel - Re: [RFC PATCH] platform: Faciliatate the creation of pseduo-platform busses

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Message-ID: <AANLkTimjXd=SL61KvjDfvJ-JtXsSVW9pwOYBFUHX0mVp@mail.gmail.com>
Date:	Sat, 7 Aug 2010 11:28:13 -0600
From:	Grant Likely <grant.likely@...retlab.ca>
To:	Greg KH <gregkh@...e.de>
Cc:	Patrick Pannuto <ppannuto@...cinc.com>,
	Patrick Pannuto <ppannuto@...eaurora.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-msm@...r.kernel.org" <linux-arm-msm@...r.kernel.org>,
	"linux-omap@...r.kernel.org" <linux-omap@...r.kernel.org>,
	"damm@...nsource.se" <damm@...nsource.se>,
	"lethal@...ux-sh.org" <lethal@...ux-sh.org>,
	"rjw@...k.pl" <rjw@...k.pl>, "dtor@...l.ru" <dtor@...l.ru>,
	"eric.y.miao@...il.com" <eric.y.miao@...il.com>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	Kevin Hilman <khilman@...prootsystems.com>
Subject: Re: [RFC PATCH] platform: Faciliatate the creation of pseduo-platform 
	busses

On Sat, Aug 7, 2010 at 12:35 AM, Grant Likely <grant.likely@...retlab.ca> wrote:
> On Fri, Aug 6, 2010 at 5:46 PM, Greg KH <gregkh@...e.de> wrote:
>> That would be nice, but take your "standard" PC today:
>>        > ls /sys/devices/platform/
>>        Fixed MDIO bus.0  i8042  pcspkr  power  serial8250  uevent vesafb.0
>>
>> There are tty devices below the serial port, which is nice to see, but
>> the others?  I don't know what type of bus they would be on, do you?
[...]
> I wouldn't have any problem modifying those specific drivers to
> register under something like /sys/devices/legacy, but I don't really
> think it is in any way necessary.

Or for that matter, make those drivers explicitly use
/sys/devices/platform so that I don't cause churn on PCs.  :-)  I'd
like to be rid of it as default behaviour for embedded though.

g.
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