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From: Scott Wood <scottwood@freescale.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 2/3] SPEAr: Configure FSMC driver for NAND interface
Date: Mon, 27 Feb 2012 16:32:22 -0600	[thread overview]
Message-ID: <4F4C0476.3000706@freescale.com> (raw)
In-Reply-To: <201202271102.18797.sr@denx.de>

On 02/27/2012 04:02 AM, Stefan Roese wrote:
>> diff --git a/include/configs/spear-common.h
>> b/include/configs/spear-common.h index 516b78e..c37305f 100644
>> --- a/include/configs/spear-common.h
>> +++ b/include/configs/spear-common.h
>> @@ -90,7 +90,7 @@
>>  /* NAND FLASH Configuration */
>>  #define CONFIG_MTD_DEVICE
>>  #define CONFIG_MTD_PARTITIONS
>> -#define CONFIG_NAND_SPEAR			1
>> +#define CONFIG_NAND_FSMC
>>  #define CONFIG_SYS_MAX_NAND_DEVICE		1
>>  #define CONFIG_MTD_NAND_VERIFY_WRITE
> 
> I suggest that you remove this last define. Most likely it was added for 
> debugging purpose only. It slows down the speed and it brakes UBI support.

What is the problem with UBI?

>> +/* NAND flash configuration */
>> +#define CONFIG_SYS_FSMC_NAND_SP
>> +#define CONFIG_SYS_FSMC_NAND_8BIT
> 
> You also need the following define for this to work with the latest NAND 
> subsystem:
> 
> #define CONFIG_MTD_ECC_SOFT
> 
> Not sure about SPEAr3xx. Most likely this needs it as well.

This is going to be reverted for now -- I meant to leave it out of the
last patchset because of the need to update all boards (which the patch
did not do).

-Scott

  parent reply	other threads:[~2012-02-27 22:32 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-02-27  9:38 [U-Boot] [PATCH 0/3] mtd/NAND: Support for FSMC controller Amit Virdi
2012-02-27  9:38 ` [U-Boot] [PATCH 1/3] mtd/NAND: Add FSMC driver support Amit Virdi
2012-03-01 21:27   ` Scott Wood
2012-03-02 11:16     ` Amit Virdi
2012-03-05 23:39       ` Scott Wood
2012-02-27  9:38 ` [U-Boot] [PATCH 2/3] SPEAr: Configure FSMC driver for NAND interface Amit Virdi
2012-02-27 10:02   ` Stefan Roese
2012-02-27 10:15     ` Amit Virdi
2012-02-27 22:32     ` Scott Wood [this message]
2012-02-29 10:11       ` Amit Virdi
2012-02-29 18:03         ` Scott Wood
2012-03-02 11:24           ` Amit Virdi
2012-03-02 13:44           ` Stefan Roese
2012-03-02 17:19             ` Scott Wood
2012-02-29 10:09     ` Amit Virdi
2012-02-27  9:38 ` [U-Boot] [PATCH 3/3] mtd/NAND: Remove obsolete SPEAr specific NAND drivers Amit Virdi

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