[U-Boot] Newbie SPL question for socfpga_sockit

[Marek Vasut]

On 03/29/2016 03:56 AM, George Broz wrote:
> On 20 March 2016 at 09:49, Marek Vasut <marex at denx.de> wrote:
>> On 03/18/2016 10:22 PM, George Broz wrote:
>>> On 18 March 2016 at 12:32, Marek Vasut <marex at denx.de> wrote:
>>>> On 03/18/2016 07:59 PM, George Broz wrote:
>>>>> On 16 March 2016 at 18:35, Marek Vasut <marex at denx.de> wrote:
>>>>>> On 03/16/2016 05:17 PM, George Broz wrote:
>>>>>>> On 15 March 2016 at 18:29, George Broz <brozgeo at gmail.com> wrote:
>>>>>>>
>>>>>>>>
>>>>>>>> Hello again -
>>>>>>>>
>>>>>>>> So under the assumption my SoCKit h/w was broken, I bought a new board.
>>>>>>>> They are back ordered on SoCKit boards, so I got a DE0-Nano-SoC instead.
>>>>>>>>
>>>>>>>> I build the v2016.03 (release) version of u-boot-with-spl.sfp.
>>>>>>>>
>>>>>>>> I power-up the (brand new) board and get:
>>>>>>>>
>>>>>>>> U-Boot SPL 2016.03 (Mar 15 2016 - 14:52:42)
>>>>>>>> drivers/ddr/altera/sequencer.c: Preparing to start memory calibration
>>>>>>>> drivers/ddr/altera/sequencer.c: CALIBRATION FAILED
>>>>>>>> drivers/ddr/altera/sequencer.c: Calibration complete
>>>>>>>> SDRAM calibration failed.
>>>>>>>> ### ERROR ### Please RESET the board ###
>>>>>>>>
>>>>>>>> U-Boot SPL 2016.03 (Mar 15 2016 - 14:52:42)
>>>>>>>> drivers/ddr/altera/sequencer.c: Preparing to start memory calibration
>>>>>>>> drivers/ddr/altera/sequencer.c: CALIBRATION FAILED
>>>>>>>> drivers/ddr/altera/sequencer.c: Calibration complete
>>>>>>>> SDRAM calibration failed.
>>>>>>>> ### ERROR ### Please RESET the board ###
>>>>>>>>
>>>>>>>> U-Boot SPL 2016.03 (Mar 15 2016 - 14:52:42)
>>>>>>>> drivers/ddr/altera/sequencer.c: Preparing to start memory calibration
>>>>>>>> drivers/ddr/altera/sequencer.c: CALIBRATION PASSED
>>>>>>>> drivers/ddr/altera/sequencer.c: Calibration complete
>>>>>>>> Trying to boot from MMC
>>>>>>>>
>>>>>>>> U-Boot 2016.03 (Mar 15 2016 - 14:52:42 -0700)
>>>>>>>>
>>>>>>>> CPU:   Altera SoCFPGA Platform
>>>>>>>> FPGA:  Altera Cyclone V, SE/A4 or SX/C4, version 0x0
>>>>>>>> BOOT:  SD/MMC Internal Transceiver (3.0V)
>>>>>>>>        Watchdog enabled
>>>>>>>> I2C:   ready
>>>>>>>> DRAM:  1 GiB
>>>>>>>> MMC:   dwmmc0 at ff704000: 0
>>>>>>>> In:    serial
>>>>>>>> Out:   serial
>>>>>>>> Err:   serial
>>>>>>>> Model: Terasic DE0-Nano(Atlas)
>>>>>>>> Net:
>>>>>>>> Error: ethernet at ff702000 address not set.
>>>>>>>> No ethernet found.
>>>>>>>> Hit any key to stop autoboot:  0
>>>>>>>> =>
>>>>>>>>
>>>>>>>> And this is a good case... usually it doesn't succeed after the fourth try
>>>>>>>> and I have to cycle power 4 or 5 times before I get lucky.
>>>>>>>>
>>>>>>>> If I do get lucky and then try to see a USB storage device, then I get:
>>>>>>>>
>>>>>>>> =>
>>>>>>>> => usb start
>>>>>>>> starting USB...
>>>>>>>> USB0:   Core Release: 2.93a
>>>>>>>> dwc_otg_core_host_init: Timeout!
>>>>>>>> dwc_otg_core_host_init: Timeout!
>>>>>>>> dwc_otg_core_host_init: Timeout!
>>>>>>>> dwc_otg_core_host_init: Timeout!
>>>>>>>> dwc_otg_core_host_init: Timeout!
>>>>>>>> dwc_otg_core_host_init: Timeout!
>>>>>>>> dwc_otg_core_host_init: Timeout!
>>>>>>>> dwc_otg_core_host_init: Timeout!
>>>>>>>> dwc_otg_core_host_init: Timeout!
>>>>>>>> dwc_otg_core_host_init: Timeout!
>>>>>>>> dwc_otg_core_host_init: Timeout!
>>>>>>>> dwc_otg_core_host_init: Timeout!
>>>>>>>> dwc_otg_core_host_init: Timeout!
>>>>>>>> dwc_otg_core_host_init: Timeout!
>>>>>>>> dwc_otg_core_host_init: Timeout!
>>>>>>>> scanning bus 0 for devices... 1 USB Device(s) found
>>>>>>>> =>
>>>>>>>>
>>>>>>>> (Every time)
>>>>>>>>
>>>>>>>> The version of u-boot SPL that ships with the board:
>>>>>>>> U-Boot SPL 2013.01.01 (Dec 29 2014 - 15:29:15)
>>>>>>>>
>>>>>>>> boots every time and has limited USB capability as
>>>>>>>> it can see some USB sticks, but not others.
>>>>>>>>
>>>>>>>>
>>>>>>>> Anyway - brand new board - same old symptoms.
>>>>>>>>
>>>>>>>> Is it perhaps a toolchain problem?? I'm using:
>>>>>>>>
>>>>>>>> Thread model: posix
>>>>>>>> gcc version 4.9.3 20141031 (prerelease) (Linaro GCC 4.9-2014.11)
>>>>>>>>
>>>>>>>> COLLECT_GCC=arm-poky-linux-gnueabi-gcc
>>>>>>>> COLLECT_LTO_WRAPPER=/opt/poky/1.7.1/sysroots/x86_64-pokysdk-linux/usr/libexec/arm-poky-linux-gnueabi/gcc/arm-poky-linux-gnueabi/4.9.3/lto-wrapper
>>>>>>>> < snip >
>>>>>>>>
>>>>>>>> Any advice greatly appreciated.
>>>>>>>>
>>>>>>>>
>>>>>>>> Regards,
>>>>>>>> --George Broz
>>>>>>>
>>>>>>> Rebuilt using the Altera EDS15.0 toolchain:
>>>>>>>
>>>>>>>   arm-altera-eabi-gcc --version
>>>>>>>   arm-altera-eabi-gcc (Sourcery CodeBench Lite 2014.11-13) 4.9.1
>>>>>>>   Copyright (C) 2014 Free Software Foundation, Inc.
>>>>>>>   This is free software; see the source for copying conditions.  There is NO
>>>>>>>   warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
>>>>>>>
>>>>>>>
>>>>>>> Get same result ... mostly failing calibration, non-working USB....
>>>>>>>
>>>>>>> U-Boot SPL 2016.03 (Mar 16 2016 - 08:27:20)
>>>>>>> drivers/ddr/altera/sequencer.c: Preparing to start memory calibration
>>>>>>> drivers/ddr/altera/sequencer.c: CALIBRATION FAILED
>>>>>>> drivers/ddr/altera/sequencer.c: Calibration complete
>>>>>>> SDRAM calibration failed.
>>>>>>> ### ERROR ### Please RESET the board ###
>>>>>>>
>>>>>>> U-Boot SPL 2016.03 (Mar 16 2016 - 08:27:20)
>>>>>>> drivers/ddr/altera/sequencer.c: Preparing to start memory calibration
>>>>>>> drivers/ddr/altera/sequencer.c: CALIBRATION FAILED
>>>>>>> drivers/ddr/altera/sequencer.c: Calibration complete
>>>>>>> SDRAM calibration failed.
>>>>>>> ### ERROR ### Please RESET the board ###
>>>>>>>
>>>>>>> U-Boot SPL 2016.03 (Mar 16 2016 - 08:27:20)
>>>>>>> drivers/ddr/altera/sequencer.c: Preparing to start memory calibration
>>>>>>> drivers/ddr/altera/sequencer.c: CALIBRATION PASSED
>>>>>>> drivers/ddr/altera/sequencer.c: Calibration complete
>>>>>>> Trying to boot from MMC
>>>>>>>
>>>>>>>
>>>>>>> U-Boot 2016.03 (Mar 16 2016 - 08:27:20 -0700)
>>>>>>>
>>>>>>> Does this work for anybody else?
>>>>>>> Is it in anyone's experience that these (cheaper) Terasic
>>>>>>> eval boards are generally out of spec?
>>>>>>>
>>>>>>> Is there a way to relax the calibration parameters? the USB parameters?
>>>>>>>
>>>>>>> Would it help if I posted debug output?
>>>>>>
>>>>>> Sorry for the late reply, I am horribly overloaded now. I asked someone
>>>>>> in #u-boot who has the DE0-NANO-SOC board to test latest u-boot/master
>>>>>> on it and it apparently worked for him. I should get some more feedback
>>>>>> in the morning [ see http://pastebin.com/CM1QJGnh ] .
>>>>>>
>>>>>> Still, this is getting real creepy. You are the second person who is
>>>>>> complaining about misbehavior of terasic boards with mainline u-boot
>>>>>> and whatever I do, I cannot replicate this.
>>>>>>
>>>>>> I am at least CCing the Altera guys. Sorry I have no better suggestion
>>>>>> for you :(
>>>>>>
>>>>>> Best regards,
>>>>>> Marek Vasut
>>>>>
>>>>>
>>>>> Hi Marek,
>>>>>
>>>>> I've got a third board coming to me in the mail (another
>>>>> DE0-NANO-SOC). I'll post
>>>>> how that goes.If it fails, maybe I'll send it to you...
>>>>>
>>>>> I've also sent Terasic an email.
>>>>>
>>>>> One question - after you (your collegue's) SoCKit (Nano) get past memory
>>>>> calibration, does USB work (i.e. does the u-boot USB subsystem recognize mass
>>>>> storage devices)?
>>>>>
>>>>> I'm beginning to look for solutions that don't involve rebuilding the
>>>>> SPL or using USB.
>>>>
>>>> Try "dcache off" before "usb reset", I had trouble with usb in recent
>>>> versions due to cache problems. If this works, I am happy to give you
>>>> a workaround, but I would also love a real solution ... which I do not
>>>> have for 3+ months now :'-(
>>>>
>>>> Best regards,
>>>> Marek Vasut
>>>
>>> Thanks, but nope - same story:
>>> => dcache off
>>> => dcache
>>> Data (writethrough) Cache is OFF
>>> => usb reset
>>> resetting USB...
>>> USB0:   Core Release: 0.000
>>> SNPSID invalid (not DWC2 OTG device): 00000000
>>> Port not available.
>>> USB1:   Core Release: 2.93a
>>> dwc_otg_core_host_init: Timeout!
>>> dwc_otg_core_host_init: Timeout!
>>> dwc_otg_core_host_init: Timeout!
>>> dwc_otg_core_host_init: Timeout! ...
>>> :
>>> :
>>
>> If we cannot get this sorted out and you'd be willing to ship me one of
>> those boards, I'd be super-glad to have one.
>>
>> In the meantime, can you try the ELDK 5.8 toolchain ? You can fetch it
>> from [1], go into 5.8 / targets / armv5te and grab
>> eldk-glibc-i686-arm-toolchain.sh . Run the script and it will install
>> the toolchain into /opt/eldk/ . Then just source
>> /opt/eldk-5.8/arm*/environment* script
>> and build u-boot as usual.
>>
>> [1]
>> https://www.amazon.com/clouddrive/share/ZDYTL7dwcLT1lkNoHzM4D7UoTJ4ulmPKFQBSW8IuG0I/folder/qoplba6uRqeeSDyEOnqIow
>>
>> --
>> Best regards,
>> Marek Vasut
> 
> Hello Marek,
> 
> I tried the ELDK 5.8 toolchain. On the de0_nano_soc board that
> intermittently fails memory calibration
> it makes no difference.
> 
> On the second de0_nano_soc board, the same SPL/image that failed on
> the other board works every time
> on this board, but USB still does not work (using the ELDK toolchain).
> 
> Let me know if we're to the point where you'd need to have the failing board.

Where are you located, australia ?


-- 
Best regards,
Marek Vasut