All of lore.kernel.org
 help / color / mirror / Atom feed
From: "Guido Martínez" <guido@vanguardiasur.com.ar>
To: Tony Lindgren <tony@atomide.com>, Pekon Gupta <pekon@ti.com>
Cc: Jason Kridner <jkridner@gmail.com>,
	Robert Nelson <robertcnelson@gmail.com>,
	linux-omap <linux-omap@vger.kernel.org>,
	linux-mtd <linux-mtd@lists.infradead.org>
Subject: Re: [PATCH v1 1/3] ARM: dts: am335x-bone: add support for beaglebone NAND cape
Date: Thu, 26 Jun 2014 12:06:15 -0300	[thread overview]
Message-ID: <20140626150615.GA15648@fox> (raw)
In-Reply-To: <20140626104044.GJ28884@atomide.com>

Hi Tony, Pekon

On Thu, Jun 26, 2014 at 03:40:44AM -0700, Tony Lindgren wrote:
> * Pekon Gupta <pekon@ti.com> [140624 05:26]:
> > +
> > +&gpmc {
> > +	ranges = <0 0 0 0x01000000>;	/* address range = 16MB (minimum GPMC partition) */
> > +	nand@0,0 {
> > +		status = "disabled";
> > +		reg = <0 0 4>;		/* device IO registers */
> 
> Hmm so what about other capes potentially also using GPMC CS0?
> 
> Can you please do a check with two .dtsi files trying to use
> GPMC CS0 and see what the produced .dtb file looks like after
> decompiling it with dtc?
> 
> I'd assume the 16MB GPMC partition will be just fine for many
> devices and can be also be larger if NOR needs it so maybe it
> can be handled for almost all the cases.
> 
> The names for devices must be unique though to avoid them
> getting merged. And I don't know if gpmc.c skips disabled devices
> properly.
It doesn't. I've just sent a patch for it.

http://lists.infradead.org/pipermail/linux-arm-kernel/2014-June/266966.html

Regards,
Guido

> 
> Regards,
> 
> Tony
> --
> To unsubscribe from this list: send the line "unsubscribe linux-omap" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html

-- 
Guido Martínez, VanguardiaSur
www.vanguardiasur.com.ar

WARNING: multiple messages have this Message-ID (diff)
From: "Guido Martínez" <guido@vanguardiasur.com.ar>
To: Tony Lindgren <tony@atomide.com>, Pekon Gupta <pekon@ti.com>
Cc: linux-omap <linux-omap@vger.kernel.org>,
	linux-mtd <linux-mtd@lists.infradead.org>,
	Jason Kridner <jkridner@gmail.com>,
	Robert Nelson <robertcnelson@gmail.com>
Subject: Re: [PATCH v1 1/3] ARM: dts: am335x-bone: add support for beaglebone NAND cape
Date: Thu, 26 Jun 2014 12:06:15 -0300	[thread overview]
Message-ID: <20140626150615.GA15648@fox> (raw)
In-Reply-To: <20140626104044.GJ28884@atomide.com>

Hi Tony, Pekon

On Thu, Jun 26, 2014 at 03:40:44AM -0700, Tony Lindgren wrote:
> * Pekon Gupta <pekon@ti.com> [140624 05:26]:
> > +
> > +&gpmc {
> > +	ranges = <0 0 0 0x01000000>;	/* address range = 16MB (minimum GPMC partition) */
> > +	nand@0,0 {
> > +		status = "disabled";
> > +		reg = <0 0 4>;		/* device IO registers */
> 
> Hmm so what about other capes potentially also using GPMC CS0?
> 
> Can you please do a check with two .dtsi files trying to use
> GPMC CS0 and see what the produced .dtb file looks like after
> decompiling it with dtc?
> 
> I'd assume the 16MB GPMC partition will be just fine for many
> devices and can be also be larger if NOR needs it so maybe it
> can be handled for almost all the cases.
> 
> The names for devices must be unique though to avoid them
> getting merged. And I don't know if gpmc.c skips disabled devices
> properly.
It doesn't. I've just sent a patch for it.

http://lists.infradead.org/pipermail/linux-arm-kernel/2014-June/266966.html

Regards,
Guido

> 
> Regards,
> 
> Tony
> --
> To unsubscribe from this list: send the line "unsubscribe linux-omap" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html

-- 
Guido Martínez, VanguardiaSur
www.vanguardiasur.com.ar
--
To unsubscribe from this list: send the line "unsubscribe linux-omap" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

  reply	other threads:[~2014-06-26 15:04 UTC|newest]

Thread overview: 75+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-06-24 12:24 [PATCH v1 0/3] ARM: dts: am335x-bone: Beaglebone cape DTS Pekon Gupta
2014-06-24 12:24 ` Pekon Gupta
2014-06-24 12:24 ` [PATCH v1 1/3] ARM: dts: am335x-bone: add support for beaglebone NAND cape Pekon Gupta
2014-06-24 12:24   ` Pekon Gupta
2014-06-25 15:27   ` Ezequiel Garcia
2014-06-25 15:27     ` Ezequiel Garcia
2014-06-26  5:43     ` Gupta, Pekon
2014-06-26  5:43       ` Gupta, Pekon
2014-06-26 10:40   ` Tony Lindgren
2014-06-26 10:40     ` Tony Lindgren
2014-06-26 15:06     ` Guido Martínez [this message]
2014-06-26 15:06       ` Guido Martínez
2014-07-01  7:01       ` Gupta, Pekon
2014-07-01  7:01         ` Gupta, Pekon
2014-07-01 23:42         ` Guido Martínez
2014-07-01 23:42           ` Guido Martínez
2014-07-02  5:29           ` Gupta, Pekon
2014-07-02  5:29             ` Gupta, Pekon
2014-06-26 19:48   ` Guido Martínez
2014-06-26 19:48     ` Guido Martínez
2014-06-27 21:06     ` Gupta, Pekon
2014-06-27 21:06       ` Gupta, Pekon
2014-07-01  8:47       ` Tony Lindgren
2014-07-01  8:47         ` Tony Lindgren
2014-07-01  9:07         ` Gupta, Pekon
2014-07-01  9:07           ` Gupta, Pekon
2014-07-01 13:28           ` Tony Lindgren
2014-07-01 13:28             ` Tony Lindgren
2014-06-24 12:24 ` [PATCH v1 2/3] ARM: dts: am335x-bone: add support for beaglebone NOR cape Pekon Gupta
2014-06-24 12:24   ` Pekon Gupta
2014-06-24 12:24 ` [PATCH v1 3/3] ARM: dts: am335x-bone: add support for beaglebone LCD4 cape Pekon Gupta
2014-06-24 12:24   ` Pekon Gupta
2014-06-24 15:03   ` Ezequiel Garcia
2014-06-24 15:03     ` Ezequiel Garcia
2014-06-25  4:38     ` Gupta, Pekon
2014-06-25  4:38       ` Gupta, Pekon
2014-06-25 14:59       ` Ezequiel Garcia
2014-06-25 14:59         ` Ezequiel Garcia
2014-06-24 15:24   ` Jason Kridner
2014-06-24 15:24     ` Jason Kridner
2014-06-25  5:49     ` Gupta, Pekon
2014-06-25  5:49       ` Gupta, Pekon
2014-06-26  4:30       ` Jason Kridner
2014-06-26  4:30         ` Jason Kridner
2014-06-26 15:40   ` Guido Martínez
2014-06-26 15:40     ` Guido Martínez
2014-06-26 18:35     ` Darren Etheridge
2014-06-26 18:35       ` Darren Etheridge
2014-06-27 11:38       ` Gupta, Pekon
2014-06-27 11:38         ` Gupta, Pekon
  -- strict thread matches above, loose matches on Subject: below --
2014-03-12 10:49 [PATCH v1 0/3] add parallel NAND support for TI's new OMAPx and AMxx platforms (Part-2) Pekon Gupta
2014-03-12 10:49 ` [PATCH v1 1/3] ARM: dts: am335x-bone: add support for beaglebone NAND cape Pekon Gupta
2014-03-12 10:49   ` Pekon Gupta
2014-03-12 14:35   ` Nishanth Menon
2014-03-12 14:35     ` Nishanth Menon
2014-03-12 18:26     ` Gupta, Pekon
2014-03-12 18:57       ` Nishanth Menon
2014-03-12 18:57         ` Nishanth Menon
2014-03-12 19:08         ` Robert Nelson
2014-03-12 19:08           ` Robert Nelson
2014-03-12 19:28           ` Tony Lindgren
2014-03-12 19:28             ` Tony Lindgren
2014-03-12 20:51             ` Nishanth Menon
2014-03-12 20:51               ` Nishanth Menon
2014-03-12 21:13               ` Gupta, Pekon
2014-03-12 21:13                 ` Gupta, Pekon
2014-03-12 21:53                 ` Nishanth Menon
2014-03-12 21:53                   ` Nishanth Menon
2014-03-13  6:19                   ` Gupta, Pekon
2014-03-13  6:19                     ` Gupta, Pekon
2014-03-13 13:03                     ` Nishanth Menon
2014-03-13 13:03                       ` Nishanth Menon
2014-03-13 13:30                       ` Robert Nelson
2014-03-13 13:30                         ` Robert Nelson
2014-03-13 16:55                         ` Tony Lindgren
2014-03-13 16:55                           ` Tony Lindgren

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20140626150615.GA15648@fox \
    --to=guido@vanguardiasur.com.ar \
    --cc=jkridner@gmail.com \
    --cc=linux-mtd@lists.infradead.org \
    --cc=linux-omap@vger.kernel.org \
    --cc=pekon@ti.com \
    --cc=robertcnelson@gmail.com \
    --cc=tony@atomide.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.