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From: Tony Lindgren <tony@atomide.com>
To: 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 03:40:44 -0700	[thread overview]
Message-ID: <20140626104044.GJ28884@atomide.com> (raw)
In-Reply-To: <1403612666-31197-2-git-send-email-pekon@ti.com>

* 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.

Regards,

Tony

  parent reply	other threads:[~2014-06-26 10:41 UTC|newest]

Thread overview: 38+ 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 ` [PATCH v1 1/3] ARM: dts: am335x-bone: add support for beaglebone NAND cape Pekon Gupta
2014-06-25 15:27   ` Ezequiel Garcia
2014-06-26  5:43     ` Gupta, Pekon
2014-06-26 10:40   ` Tony Lindgren [this message]
2014-06-26 15:06     ` Guido Martínez
2014-07-01  7:01       ` Gupta, Pekon
2014-07-01 23:42         ` Guido Martínez
2014-07-02  5:29           ` Gupta, Pekon
2014-06-26 19:48   ` Guido Martínez
2014-06-27 21:06     ` Gupta, Pekon
2014-07-01  8:47       ` Tony Lindgren
2014-07-01  9:07         ` Gupta, Pekon
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 ` [PATCH v1 3/3] ARM: dts: am335x-bone: add support for beaglebone LCD4 cape Pekon Gupta
2014-06-24 15:03   ` Ezequiel Garcia
2014-06-25  4:38     ` Gupta, Pekon
2014-06-25 14:59       ` Ezequiel Garcia
2014-06-24 15:24   ` Jason Kridner
2014-06-25  5:49     ` Gupta, Pekon
2014-06-26  4:30       ` Jason Kridner
2014-06-26 15:40   ` Guido Martínez
2014-06-26 18:35     ` Darren Etheridge
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 14:35   ` Nishanth Menon
2014-03-12 18:26     ` Gupta, Pekon
2014-03-12 18:57       ` Nishanth Menon
2014-03-12 19:08         ` Robert Nelson
2014-03-12 19:28           ` Tony Lindgren
2014-03-12 20:51             ` Nishanth Menon
2014-03-12 21:13               ` Gupta, Pekon
2014-03-12 21:53                 ` Nishanth Menon
2014-03-13  6:19                   ` Gupta, Pekon
2014-03-13 13:03                     ` Nishanth Menon
2014-03-13 13:30                       ` Robert Nelson
2014-03-13 16:55                         ` Tony Lindgren

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