From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Grant Likely <grant.likely@linaro.org>
Cc: NeilBrown <neilb@suse.de>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Rob Herring <rob.herring@calxeda.com>,
devicetree@vger.kernel.org, lkml <linux-kernel@vger.kernel.org>
Subject: Re: Strange location and name for platform devices when device-tree is used.
Date: Sat, 02 Nov 2013 07:33:21 +1100 [thread overview]
Message-ID: <1383338001.28909.42.camel@pasglop> (raw)
In-Reply-To: <20131101180459.81793C40A28@trevor.secretlab.ca>
On Fri, 2013-11-01 at 11:04 -0700, Grant Likely wrote:
> There are two problems here. First, making the change moves all the DT
> populated devices under the /sys/devices/platform tree, not just
> platform devices.
All DT populated *platform* devices. There are others that have their
own locations.
> Second, I expect there is going to be userspace breakage to move them.
> I've considered moving them before, but so far have felt that being
> tidier hasn't been worth the potential breakage. Userspace /shouldn't/
> be relying on the node name, but we all know that userspace always does
> what it should, right?
>
> That said, I'm mostly concerned about breakage on Power machines, not on
> the ARM devices in this regard. If you are convinced that I'm worrying about
> nothing, then I'm fine with making the change. If anyone complains
> however then it will need to be reverted.
I don't see an issue with power.
Cheers,
Ben.
next prev parent reply other threads:[~2013-11-01 20:33 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-01 3:59 Strange location and name for platform devices when device-tree is used NeilBrown
2013-11-01 3:59 ` NeilBrown
2013-11-01 4:22 ` Benjamin Herrenschmidt
2013-11-01 4:27 ` Benjamin Herrenschmidt
2013-11-01 5:03 ` NeilBrown
2013-11-01 5:08 ` Benjamin Herrenschmidt
2013-11-01 18:04 ` Grant Likely
2013-11-01 18:04 ` Grant Likely
2013-11-01 20:33 ` Benjamin Herrenschmidt [this message]
2013-11-15 7:37 ` Grant Likely
2013-11-15 7:37 ` Grant Likely
[not found] ` <20131101180459.81793C40A28-WNowdnHR2B42iJbIjFUEsiwD8/FfD2ys@public.gmane.org>
2013-11-01 20:48 ` Greg Kroah-Hartman
2013-11-01 20:48 ` Greg Kroah-Hartman
2013-11-01 20:47 ` Greg Kroah-Hartman
2013-11-01 20:47 ` Greg Kroah-Hartman
[not found] ` <20131101204749.GA19662-U8xfFu+wG4EAvxtiuMwx3w@public.gmane.org>
2013-11-01 23:09 ` Benjamin Herrenschmidt
2013-11-01 23:09 ` Benjamin Herrenschmidt
2013-11-02 15:58 ` Greg Kroah-Hartman
2013-11-02 15:58 ` Greg Kroah-Hartman
[not found] ` <20131102155824.GG23938-U8xfFu+wG4EAvxtiuMwx3w@public.gmane.org>
2013-11-02 20:22 ` Benjamin Herrenschmidt
2013-11-02 20:22 ` Benjamin Herrenschmidt
2013-11-02 20:40 ` Greg Kroah-Hartman
2013-11-02 20:40 ` Greg Kroah-Hartman
[not found] ` <20131102204021.GA13994-U8xfFu+wG4EAvxtiuMwx3w@public.gmane.org>
2013-11-03 21:12 ` Benjamin Herrenschmidt
2013-11-03 21:12 ` Benjamin Herrenschmidt
2013-11-03 21:09 ` NeilBrown
2013-11-01 23:10 ` Benjamin Herrenschmidt
2013-11-01 23:10 ` Benjamin Herrenschmidt
2013-11-01 23:45 ` NeilBrown
2013-11-01 23:45 ` NeilBrown
[not found] ` <20131102104505.34105cbb-wvvUuzkyo1EYVZTmpyfIwg@public.gmane.org>
2013-11-04 8:56 ` Thierry Reding
2013-11-04 8:56 ` Thierry Reding
2013-11-15 7:44 ` Grant Likely
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