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From: Sergei Shtylyov <sshtylyov@ru•mvista.com>
To: Benjamin Herrenschmidt <benh@kernel•crashing.org>
Cc: ppcdev <linuxppc-dev@ozlabs•org>,
	linux-mtd@lists•infradead.org, Milton Miller <miltonm@bga•com>
Subject: Re: [PATCH] powerpc: Create "rom" (MTD) device prpmc2800
Date: Mon, 04 Jun 2007 16:34:03 +0400	[thread overview]
Message-ID: <466406BB.3070607@ru.mvista.com> (raw)
In-Reply-To: <1180904670.31677.18.camel@localhost.localdomain>

Benjamin Herrenschmidt wrote:
>>>>the CFI/JEDEC interface then can be deduced by probing

>>>Most of the time, sure.  Not always.

>>    That's the way the cookie crumbles in Linux MTD for now. It's
>>*always* 
>>detecting this by probing -- you only can say what [not] to probe. 

> So you are saying that because the current linux MTD stuff can only
> probe (which doesn't always work), we should not put the proper chip
> interface type in the device-tree ?

    No. But if/when we put it, it'll only be able to influence interface 
probing, but not "force" the interface.

> Your argument makes no sense to me.

    As I said, that's the way the cookie crumbles.

> Put the proper interface informations in the device-tree, maybe some OS
> smarter than linux will make good use on it and maybe linux will be
> fixed at one point too (not by you, of course, you gave us that line
> often enough about not being paid to do the right thing).

    The money was not the only factor, you know, I was under the pressure of 
schedules, and had a lot more things to do.

> Ben.

WBR, Sergei

  reply	other threads:[~2007-06-04 12:32 UTC|newest]

Thread overview: 81+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-06-02  4:30 [PATCH] powerpc: Create "rom" (MTD) device prpmc2800 Milton Miller
2007-06-02  7:39 ` Benjamin Herrenschmidt
2007-06-03 16:10   ` Sergei Shtylyov
2007-06-03 17:36     ` Segher Boessenkool
2007-06-03 18:03       ` Sergei Shtylyov
2007-06-03 18:25         ` Segher Boessenkool
2007-06-03 18:36           ` Sergei Shtylyov
2007-06-03 18:46             ` Segher Boessenkool
2007-06-03 19:16               ` Sergei Shtylyov
2007-06-03 21:04         ` Benjamin Herrenschmidt
2007-06-04 12:34           ` Sergei Shtylyov [this message]
2007-06-04 14:37             ` Segher Boessenkool
2007-06-04 14:49               ` Sergei Shtylyov
2007-06-07 14:53           ` David Woodhouse
2007-06-07 15:49             ` Segher Boessenkool
2007-06-07 14:47         ` David Woodhouse
2007-06-07 15:32           ` Segher Boessenkool
2007-06-02  8:53 ` Segher Boessenkool
2007-06-03 16:22   ` Sergei Shtylyov
2007-06-03 17:40     ` Segher Boessenkool
2007-06-03 18:31       ` Sergei Shtylyov
2007-06-03 18:44         ` Segher Boessenkool
2007-06-03 19:13           ` Sergei Shtylyov
2007-06-03 19:56             ` Segher Boessenkool
2007-06-03 20:26               ` Sergei Shtylyov
2007-06-04  8:07                 ` Segher Boessenkool
2007-06-04 13:34                   ` Sergei Shtylyov
2007-06-07 15:00                 ` David Woodhouse
2007-06-07 15:55                   ` Segher Boessenkool
2007-06-07 16:05                     ` David Woodhouse
2007-06-07 16:46                       ` Segher Boessenkool
2007-06-12  4:44                     ` David Gibson
2007-06-12 10:53                       ` Segher Boessenkool
2007-06-13  3:16                         ` David Gibson
2007-06-13  5:05                           ` Segher Boessenkool
2007-06-13  6:11                             ` David Gibson
2007-06-13  9:10                               ` Segher Boessenkool
2007-06-15  4:12                                 ` David Gibson
2007-06-15 11:22                                   ` Segher Boessenkool
2007-06-15  4:14                     ` David Gibson
2007-06-15  8:42                       ` Segher Boessenkool
2007-06-15  8:47                         ` David Woodhouse
2007-06-15  8:59                           ` Segher Boessenkool
2007-06-03 21:12     ` Benjamin Herrenschmidt
2007-06-04  8:11       ` Segher Boessenkool
2007-06-04 13:16         ` Sergei Shtylyov
2007-06-04 12:41       ` Sergei Shtylyov
2007-06-04 14:49         ` Segher Boessenkool
2007-06-04 15:54           ` Sergei Shtylyov
2007-06-03 17:29 ` Sergei Shtylyov
2007-06-03 17:45   ` Segher Boessenkool
2007-06-03 18:18     ` Sergei Shtylyov
2007-06-03 18:43       ` Segher Boessenkool
2007-06-03 18:59         ` Sergei Shtylyov
2007-06-03 19:48           ` Segher Boessenkool
2007-06-03 20:10             ` Sergei Shtylyov
2007-06-04  8:02               ` Segher Boessenkool
2007-06-04 19:40 ` Mark A. Greer
  -- strict thread matches above, loose matches on Subject: below --
2007-06-01 23:20 Mark A. Greer
2007-06-02  8:46 ` Segher Boessenkool
2007-06-04 20:56 ` Mark A. Greer
2007-06-05 20:35   ` Sergei Shtylyov
2007-06-05 21:11     ` Mark A. Greer
2007-06-06 12:41       ` Sergei Shtylyov
2007-06-07 15:08         ` David Woodhouse
2007-06-06  2:39   ` David Gibson
2007-06-07 13:30     ` Segher Boessenkool
2007-06-12  4:42       ` David Gibson
2007-06-12 10:50         ` Segher Boessenkool
2007-06-13  6:12           ` David Gibson
2007-06-13  9:13             ` Segher Boessenkool
2007-06-13  9:19               ` David Gibson
2007-06-13  9:37                 ` Segher Boessenkool
2007-06-14  4:29                   ` David Gibson
2007-06-14  8:00                     ` Segher Boessenkool
2007-06-14 12:39                     ` Sergei Shtylyov
2007-06-14 13:20                       ` Segher Boessenkool
2007-06-14 12:48           ` Sergei Shtylyov
2007-06-14 13:18             ` Segher Boessenkool
2007-06-14 12:50         ` Sergei Shtylyov
2007-06-14 13:43           ` Segher Boessenkool

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