linux-kernel - Re: [PATCH 1/1] drivers/misc: Add Intel System ID driver

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Message-ID: <1487837723.2961.7.camel@intel.com>
Date:   Thu, 23 Feb 2017 08:15:25 +0000
From:   "Loh, Tien Hock" <tien.hock.loh@...el.com>
To:     "arnd@...db.de" <arnd@...db.de>
CC:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "Nguyen, Dinh" <dinh.nguyen@...el.com>,
        "thloh85@...il.com" <thloh85@...il.com>,
        "gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
        "Gerlach, Matthew" <matthew.gerlach@...el.com>
Subject: Re: [PATCH 1/1] drivers/misc: Add Intel System ID driver

OK then I'll move it into driver/soc/ in that case.

On Kha, 2017-02-23 at 09:05 +0100, Arnd Bergmann wrote:
> On Thu, Feb 23, 2017 at 6:58 AM, Loh, Tien Hock <tien.hock.loh@...el.
> com> wrote:
> > 
> > On Rab, 2017-02-15 at 20:51 +0100, Arnd Bergmann wrote:
> > > 
> > > On Wed, Feb 15, 2017 at 6:17 PM, Greg KH <gregkh@...uxfoundation.
> > > org>
> > > wrote:
> > > > 
> > > > 
> > > > On Wed, Feb 15, 2017 at 07:09:41PM +0800, thloh wrote:
> > > > > 
> > > > > 
> > > > > From: "Loh, Tien Hock" <tien.hock.loh@...el.com>
> > > > > 
> > > > > This patch is to add Altera System ID driver.
> > > > > User can obtain the system ID and timestamp of the system by
> > > > > reading the sysfs entry.
> > > > > 
> > > > > Usage:
> > > > > cat /sys/bus/platform/devices/[addr].sysid/sysid/id
> > > > > cat /sys/bus/platform/devices/[addr].sysid/sysid/timestamp
> > > > If you add new sysfs attributes, you need to also add a
> > > > Documentation/ABI/ description as well.
> > > Maybe we could pretend that this is for a SoC and use the
> > > standard
> > > soc_device
> > > attributes as well as moving the driver into drivers/soc/?> Sorry
> > > for the late reply.
> > This driver can currently be used by ARM and Nios II, so moving it
> > into
> > drivers/soc might not be the best idea.
> Why not? drivers/soc/ was specifically introduced for stuff that is
> used on
> some SoC but across more than one architecture (otherwise it would be
> in arch/foo/). This seems to fit perfectly.
> 
>      Arnd