From: Gabriel Huau <contact@huau-gabriel.fr>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 0/2] Add support for MINI2440 (s3c2440)
Date: Sun, 29 Apr 2012 23:39:00 +0200 [thread overview]
Message-ID: <20120429213859.GA20804@debian> (raw)
In-Reply-To: <20120429213227.7A1F3202B38@gemini.denx.de>
On Sun, Apr 29, 2012 at 11:32:27PM +0200, Wolfgang Denk wrote:
> Dear Gabriel Huau,
>
> In message <1335734845-27396-1-git-send-email-contact@huau-gabriel.fr> you wrote:
> >
> > >> +/*
> > >> + * When booting from NAND, it is impossible to access the lowest addresses
> > >> + * due to the SteppingStone being in the way. Luckily the NOR doesn't really
> > >> + * care about the highest 16 bits of address, so we set the controlers
> > >> + * registers to go and poke over there, instead.
> > >> + */
> > >> +#define PHYS_FLASH_1 0x0
> > >> +#define CONFIG_SYS_FLASH_BASE 0x0
> > >
> > >Urghh... this sounds very much like a serious design issue?
> >
> > About this point, I ported it from the old version uboot as well. It may need
> > some investigation, but I remember it was a big problem with this board. In the
> > case of a NAND boot, we don't have access to NOR because the SteppingStone
> > (SRAM) is mapped at the same range.
>
> Should this not only affect the SPL part of the code, while you could
> use normal mappings for the real U-Boot.
>
> Umm... but I don't even see any reference to SPL files here. Is this
> current code supposed to support NAND booting? and if so, why doesn;t
> it use SPL?
>
Nope, laters. Currently, the code is only supporting boot from NOR.
Should I remove these defines ?
> Best regards,
>
> Wolfgang Denk
>
> --
> DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
> HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
> Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
> Genitiv ins Wasser, weil's Dativ ist!
next prev parent reply other threads:[~2012-04-29 21:39 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-29 21:27 [U-Boot] [PATCH 0/2] Add support for MINI2440 (s3c2440) Gabriel Huau
2012-04-29 21:27 ` [U-Boot] [PATCH 1/2] Add GPIO Driver and IOMUX definition for S3C2440 Gabriel Huau
2012-04-29 23:29 ` Marek Vasut
2012-04-30 11:05 ` Gabriel Huau
2012-04-30 12:25 ` Marek Vasut
2012-04-30 13:18 ` Gabriel Huau
2012-04-29 21:27 ` [U-Boot] [PATCH 2/2 v5] Add support for MINI2440 (s3c2440) Gabriel Huau
2012-04-29 23:32 ` Marek Vasut
2012-04-29 21:32 ` [U-Boot] [PATCH 0/2] " Wolfgang Denk
2012-04-29 21:39 ` Gabriel Huau [this message]
2012-04-30 7:32 ` Wolfgang Denk
2012-04-29 23:26 ` Marek Vasut
2012-04-30 11:03 ` [U-Boot] [PATCH 1/2 v2] Add GPIO Driver and IOMUX definition for S3C2440 Gabriel Huau
2012-04-30 12:26 ` Marek Vasut
2012-04-30 11:07 ` [U-Boot] [PATCH 0/2] Add support for MINI2440 (s3c2440) Gabriel Huau
2012-04-30 11:35 ` Wolfgang Denk
2012-04-30 11:55 ` Gabriel Huau
2012-04-30 11:11 ` [U-Boot] [PATCH 2/2 v6] " Gabriel Huau
2012-04-30 12:29 ` Marek Vasut
2012-04-30 13:16 ` [U-Boot] [PATCH 1/2 v3] Add GPIO Driver and IOMUX definition for S3C2440 Gabriel Huau
2012-04-30 13:16 ` [U-Boot] [PATCH 2/2 v7] Add support for MINI2440 (s3c2440) Gabriel Huau
2012-04-30 13:21 ` Marek Vasut
2012-04-30 13:31 ` Gabriel Huau
2012-04-30 13:49 ` Marek Vasut
2012-04-30 13:20 ` [U-Boot] [PATCH 1/2 v3] Add GPIO Driver and IOMUX definition for S3C2440 Marek Vasut
2012-04-30 13:29 ` Gabriel Huau
2012-04-30 13:50 ` Marek Vasut
2012-04-30 13:38 ` [U-Boot] [PATCH 2/2 v8] Add support for MINI2440 (s3c2440) Gabriel Huau
2012-04-30 13:51 ` Marek Vasut
2012-05-02 0:15 ` Minkyu Kang
2012-04-30 14:11 ` [U-Boot] [PATCH 1/2 v4] ARM : Add GPIO Driver and IOMUX definition for S3C2440 Gabriel Huau
2012-04-30 14:11 ` [U-Boot] [PATCH 2/2 v9] ARM : Add support for MINI2440 (s3c2440) Gabriel Huau
2012-04-30 14:17 ` Marek Vasut
2012-05-02 0:17 ` Minkyu Kang
2012-04-30 14:16 ` [U-Boot] [PATCH 1/2 v4] ARM : Add GPIO Driver and IOMUX definition for S3C2440 Marek Vasut
2012-05-02 1:21 ` Minkyu Kang
2012-05-02 2:44 ` Marek Vasut
2012-05-02 6:16 ` Minkyu Kang
2012-05-02 18:40 ` Scott Wood
2012-05-02 20:16 ` Gabriel Huau
2012-05-02 20:21 ` Scott Wood
2012-04-30 15:44 ` [U-Boot] [PATCH 0/2] Add support for MINI2440 (s3c2440) Gabriel Huau
2012-05-02 20:48 ` [U-Boot] [PATCH 2/2 v10] ARM : " Gabriel Huau
2012-10-03 8:54 ` Albert ARIBAUD
2012-05-02 20:49 ` [U-Boot] [PATCH 1/2 v5] ARM : Add GPIO Driver and IOMUX definition for S3C2440 Gabriel Huau
2012-10-03 8:55 ` Albert ARIBAUD
2012-05-21 20:38 ` [U-Boot] [PATCH 0/2] Add support for MINI2440 (s3c2440) Gabriel Huau
2012-05-21 21:55 ` Wolfgang Denk
2012-05-22 18:04 ` Gabriel Huau
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