From: David Gibson <david@gibson•dropbear.id.au>
To: Matt Sealey <matt@genesi-usa•com>
Cc: Mitch Bradley <wmb@firmworks•com>,
linuxppc-dev list <linuxppc-dev@ozlabs•org>,
devicetree-discuss list <devicetree-discuss@ozlabs•org>
Subject: Re: GPIO - marking individual pins (not) available in device tree
Date: Mon, 27 Oct 2008 10:47:47 +1100 [thread overview]
Message-ID: <20081026234747.GD22339@yookeroo.seuss> (raw)
In-Reply-To: <490248C2.9020104@genesi-usa.com>
On Fri, Oct 24, 2008 at 05:14:26PM -0500, Matt Sealey wrote:
>
>
> David Gibson wrote:
>> Don't be patronising.
>>
>> There is an existing address space defined by the gpio binding.
>> Defining another one is pointless redundancy. This is standard good
>> ideas in computer science, no further argument necessary.
>
> The existing address space, and the patches Anton etc. just submitted
> which I started this discussion to address, don't fulfil certain
> needs.
Such as what? Apparently none, since elsewhere in this thread you
seem to be happy with the suggestion of using a gpio-header node,
which does use the same address space.
> You could do better than call it insane, by describing how you would
> define a gpio bank that used 3 seperate pins which are NOT together
> in a register, using a base address (reg) and base property (offset
> of first pin) with the current system?
Um.. I can't actually follow what you're getting at there, sorry.
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
next prev parent reply other threads:[~2008-10-26 23:47 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-23 21:32 GPIO - marking individual pins (not) available in device tree Matt Sealey
2008-10-23 22:22 ` Mitch Bradley
2008-10-23 23:05 ` Matt Sealey
2008-10-24 0:52 ` Mitch Bradley
2008-10-24 3:29 ` David Gibson
2008-10-24 4:17 ` Mitch Bradley
2008-10-24 4:45 ` David Gibson
2008-10-24 22:14 ` Matt Sealey
2008-10-26 23:47 ` David Gibson [this message]
2008-10-27 15:40 ` Matt Sealey
2008-10-27 18:34 ` Anton Vorontsov
2008-10-27 18:56 ` Matt Sealey
2008-10-27 20:10 ` Anton Vorontsov
2008-10-27 21:56 ` Matt Sealey
2008-10-27 23:12 ` Anton Vorontsov
2008-10-27 23:40 ` Anton Vorontsov
2008-10-28 0:47 ` Matt Sealey
2008-10-28 1:11 ` Matt Sealey
2008-10-28 2:37 ` Anton Vorontsov
2008-10-28 16:53 ` Matt Sealey
2008-10-28 17:39 ` Grant Likely
2008-10-28 19:46 ` Matt Sealey
2008-10-28 0:15 ` David Gibson
2008-10-28 0:51 ` Matt Sealey
2008-10-28 1:50 ` David Gibson
2008-10-28 5:20 ` Grant Likely
2008-10-24 22:03 ` Matt Sealey
2008-10-24 22:20 ` Stephen Neuendorffer
2008-10-26 21:39 ` Matt Sealey
2008-10-24 23:44 ` Mitch Bradley
2008-10-26 21:13 ` Matt Sealey
2008-10-26 23:53 ` David Gibson
2008-10-27 16:12 ` Matt Sealey
2008-10-27 16:35 ` Scott Wood
2008-10-27 17:05 ` Matt Sealey
2008-10-27 17:25 ` Scott Wood
2008-10-27 17:49 ` Matt Sealey
2008-10-27 17:54 ` Scott Wood
2008-10-28 0:38 ` David Gibson
2008-10-28 0:34 ` David Gibson
2008-10-24 4:58 ` David Gibson
2008-10-24 3:27 ` David Gibson
2008-10-24 16:41 ` Anton Vorontsov
2008-10-24 17:01 ` Anton Vorontsov
2008-10-24 22:17 ` Matt Sealey
2008-10-24 22:37 ` Anton Vorontsov
-- strict thread matches above, loose matches on Subject: below --
2008-10-28 13:31 Konstantinos Margaritis
2008-10-28 14:11 ` Anton Vorontsov
2008-10-28 14:15 ` Grant Likely
2008-10-28 17:06 ` Matt Sealey
2008-10-28 17:32 ` Grant Likely
2008-10-28 23:37 ` David Gibson
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