From: David Gibson <david@gibson.dropbear.id.au>
To: Timur Tabi <timur@freescale.com>
Cc: Scott Wood <scottwood@freescale.com>,
linuxppc-dev@ozlabs.org, Sean MacLennan <smaclennan@pikatech.com>,
Jean Delvare <khali@linux-fr.org>, Stefan Roese <sr@denx.de>
Subject: Re: "cell-index" vs. "index" vs. no index in I2C device nodes
Date: Fri, 6 Jun 2008 08:46:24 +1000 [thread overview]
Message-ID: <20080605224624.GD30980@yookeroo.seuss> (raw)
In-Reply-To: <48481705.9080107@freescale.com>
On Thu, Jun 05, 2008 at 11:40:37AM -0500, Timur Tabi wrote:
> Grant Likely wrote:
>
> > 2) for i2c purposes, explicit enumeration is not needed or desired.
> > All the necessary data is already present in the device tree in that
> > i2c device nodes are children of i2c bus nodes. The i2c bus numbers
> > should be dynamically assigned.
>
> NACK. For ASoC driver, they cannot be dynamically assigned. I2C1 must be
> labeled as such.
So use aliases, this is exactly what they're for. How many times do
Grant and I have to say it?
A fallback to cell-index and/or index is acceptable, for easier
compatibility with existing trees, but aliases must be the primary
method for assigning system-wide numbers.
--
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:[~2008-06-05 22:46 UTC|newest]
Thread overview: 74+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-04 15:06 "cell-index" vs. "index" vs. no index in I2C device nodes Stefan Roese
2008-06-04 15:24 ` Timur Tabi
2008-06-04 15:43 ` Scott Wood
2008-06-05 2:19 ` Josh Boyer
2008-06-05 2:41 ` David Gibson
2008-06-06 2:40 ` Segher Boessenkool
2008-06-06 3:37 ` David Gibson
2008-06-07 0:30 ` Segher Boessenkool
2008-06-06 4:07 ` Grant Likely
2008-06-06 4:29 ` Sean MacLennan
2008-06-05 2:54 ` Sean MacLennan
2008-06-05 3:05 ` Josh Boyer
2008-06-05 3:16 ` Sean MacLennan
2008-06-05 6:22 ` Stefan Roese
2008-06-05 7:48 ` Jean Delvare
2008-06-05 8:45 ` Stefan Roese
2008-06-05 10:57 ` David Gibson
2008-06-05 11:52 ` Josh Boyer
2008-06-05 15:18 ` Timur Tabi
2008-06-05 22:47 ` David Gibson
2008-06-06 4:17 ` Benjamin Herrenschmidt
2008-06-06 4:16 ` Benjamin Herrenschmidt
2008-06-06 6:21 ` Jean Delvare
2008-06-06 7:47 ` Grant Likely
2008-06-06 8:45 ` Benjamin Herrenschmidt
2008-06-05 15:17 ` Timur Tabi
2008-06-05 15:44 ` Jochen Friedrich
2008-06-05 15:50 ` Timur Tabi
2008-06-05 16:10 ` Grant Likely
2008-06-05 16:18 ` Timur Tabi
2008-06-05 16:22 ` Jochen Friedrich
2008-06-05 16:30 ` Grant Likely
2008-06-05 16:40 ` Timur Tabi
2008-06-05 22:46 ` David Gibson [this message]
2008-06-05 16:35 ` Grant Likely
2008-06-05 23:59 ` Josh Boyer
2008-06-07 0:24 ` Segher Boessenkool
2008-06-05 21:37 ` Sean MacLennan
2008-06-05 23:48 ` Josh Boyer
2008-06-05 15:13 ` Timur Tabi
2008-06-05 15:39 ` Grant Likely
2008-06-05 15:43 ` Timur Tabi
2008-06-05 15:52 ` Segher Boessenkool
2008-06-05 16:09 ` Timur Tabi
2008-06-05 16:27 ` Scott Wood
2008-06-05 17:52 ` Timur Tabi
2008-06-05 18:04 ` Scott Wood
2008-06-05 16:00 ` Grant Likely
2008-06-05 16:13 ` Timur Tabi
2008-06-05 16:21 ` Josh Boyer
2008-06-05 16:25 ` Timur Tabi
2008-06-05 16:37 ` Grant Likely
2008-06-05 18:27 ` Josh Boyer
2008-06-05 18:35 ` Timur Tabi
2008-06-05 18:40 ` Josh Boyer
2008-06-05 18:46 ` Grant Likely
2008-06-05 18:56 ` Josh Boyer
2008-06-05 19:14 ` Grant Likely
2008-06-05 19:15 ` Josh Boyer
2008-06-05 19:16 ` Timur Tabi
2008-06-05 21:31 ` Segher Boessenkool
2008-06-05 22:56 ` David Gibson
2008-06-06 13:09 ` Timur Tabi
2008-06-06 13:42 ` Stefan Roese
2008-06-05 22:45 ` Sean MacLennan
2008-06-06 4:20 ` Benjamin Herrenschmidt
2008-06-25 21:46 ` Timur Tabi
2008-06-27 16:48 ` Jochen Friedrich
2008-06-05 15:46 ` Segher Boessenkool
2008-06-05 15:52 ` Jochen Friedrich
2008-06-05 15:53 ` Grant Likely
2008-06-06 4:19 ` Benjamin Herrenschmidt
2008-06-06 4:14 ` Benjamin Herrenschmidt
2008-06-06 4:13 ` Benjamin Herrenschmidt
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