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From: Marek Vasut <marek.vasut@gmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] Problem with attaching UBI partition
Date: Mon, 29 Feb 2016 23:55:19 +0100	[thread overview]
Message-ID: <56D4CC57.8000901@gmail.com> (raw)
In-Reply-To: <BFEE4BD273371E48B6EB70F96CEC5B540409A23A@DEMUMBX007.nsn-intra.net>

On 02/24/2016 09:59 AM, Bakhvalov, Denis (Nokia - PL/Wroclaw) wrote:
> Hello Heiko,
> 
>> Which U-Boot version? Which board?
> 
> This is U-Boot v2016.03-rc1. I have custom board with socfpga Arria5
> onboard.
> 
>> Where does this leading 0xff come from? There seems a problem with
>> your spi nor flash driver?
> 
> Yes, you're right. I have problems with the driver. As I mentioned in
> previous mail when I read the contents from the flash some data is
> corrupted.
> 
> How to find out if the problem is because U-Boot has no support for
> my flash (Spansion S25FL512S NOR flash with SPI) or I have not proper
> configured SPI in U-Boot?

I believe there is a problem with caches , which we still didn't
identify. CCing Dinh and Chin, as they were the last ones looking
into this problem.

For now, try doing "dcache off" before using the QSPI NOR.

-- 
Best regards,
Marek Vasut

  parent reply	other threads:[~2016-02-29 22:55 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-22 14:17 [U-Boot] Problem with attaching UBI partition Bakhvalov, Denis
2016-02-23 18:11 ` Heiko Schocher
2016-02-24  8:59   ` Bakhvalov, Denis
2016-02-29  6:36     ` Heiko Schocher
2016-02-29  6:47     ` Jagan Teki
2016-02-29 16:44       ` Bakhvalov, Denis
2016-02-29 17:17         ` Jagan Teki
2016-02-29 22:44         ` Marek Vasut
2016-03-01 13:04           ` Bakhvalov, Denis
2016-03-01 13:32             ` Jagan Teki
2016-03-01 13:53               ` Bakhvalov, Denis
2016-03-01 13:58                 ` Marek Vasut
2016-03-04  9:03                   ` Bakhvalov, Denis
2016-03-04 12:20                     ` Marek Vasut
2016-03-04 12:24                       ` Bakhvalov, Denis
2016-03-04 12:28                         ` Marek Vasut
2016-03-22 13:18                   ` Bakhvalov, Denis
2016-03-22 14:24                     ` Marek Vasut
2016-03-01 13:46             ` Marek Vasut
2016-02-29 22:55     ` Marek Vasut [this message]
2016-03-01  6:53       ` Chin Liang See
2016-03-01  7:23         ` Stefan Roese
2016-03-01 13:38           ` Chin Liang See
2016-03-01 15:35             ` Stefan Roese
2016-03-02 12:24               ` Chin Liang See
2016-03-03 11:51                 ` Stefan Roese
2016-03-03 12:43                   ` Marek Vasut
  -- strict thread matches above, loose matches on Subject: below --
2016-02-23 13:31 Bakhvalov, Denis

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