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From: =?utf-8?Q?Beno=C3=AEt_Th=C3=A9baudeau?= <benoit.thebaudeau@advansee.com>
Date: Tue, 9 Apr 2013 16:32:21 +0200 (CEST)
Subject: [U-Boot] [PATCH v9 18/30] nand: mxc: Switch NAND SPL to generic
 SPL
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Hi Fabio,

On Tuesday, April 9, 2013 2:46:21 PM, Fabio Estevam wrote:
> On Tue, Apr 9, 2013 at 9:30 AM, Fabio Estevam <festevam@gmail.com> wrote:
> 
> > Just tested v10 on mx31pdk.
> >
> > As reported in v9 I start to get reboots and never reach the prompt.
> >
> > Then I disabled watchdog options in mx31pdk.h and I get the following:
> >
> > U-Boot 2013.04-rc1-14135-gab21c72-dirty (Apr 09 2013 - 09:23:01)
> >
> > CPU:   Freescale i.MX31 rev 2.0 at 532 MHz.
> > Reset cause: POR
> > Board: MX31PDK
> > DRAM:  128 MiB
> > NAND:  256 MiB
> > In:    serial
> > Out:   serial
> > Err:   serial
> > Net:
> >
> > (Board hangs here).
> >
> > When I tested v9 and removed watchdog support I was able to get into
> > the U-boot prompt.
> 
> I just added "#define DEBUG" in arch/arm/lib/board to start debugging
> this and for my surprise I can reach the prompt now:
> 
> U-Boot 2013.04-rc1-14135-gab21c72-dirty (Apr 09 2013 - 09:35:51)
> 
> U-Boot code: 87F00000 -> 87F2C34C  BSS: -> 87F3137C
> CPU:   Freescale i.MX31 rev 2.0 at 532 MHz.
> Reset cause: POR
> Board: MX31PDK
> monitor len: 0003137C
> ramsize: 08000000
> TLB table from 87ff0000 to 87ff4000
> Top of RAM usable for U-Boot at: 87ff0000
> Reserving 196k for U-Boot at: 87fbe000
> Reserving 640k for malloc() at: 87f1e000
> Reserving 32 Bytes for Board Info at: 87f1dfe0
> Reserving 160 Bytes for Global Data at: 87f1df40
> New Stack Pointer is: 87f1df30
> RAM Configuration:
> Bank #0: 80000000 128 MiB
> relocation Offset is: 000be000
> monitor flash len: 000310F4
> Now running in RAM - U-Boot at: 87fbe000
> NAND:  256 MiB
> In:    serial
> Out:   serial
> Err:   serial
> Net:   smc911x-0
> Hit any key to stop autoboot:  0
> MX31PDK U-Boot >
> 
> I remember to have added "#define DEBUG" in v9 as well, so looks like
> the behavior between v9 and v10 is consistent.
> 
> Now we need to understand why the prompt is not reached without
> ""#define DEBUG".

CONFIG_SYS_NAND_U_BOOT_SIZE
CONFIG_ENV_OFFSET
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