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potential USB issue on BF526 EZ-Board with 2013R1 and 2014R1

Question asked by mattp Employee on Sep 18, 2014
Latest reply on Sep 23, 2014 by mattp

When I program my BF526 EZ-Board with u-boot-bf526-ezbrd-spi-2012R2-RC3.ldr, the "usb start" command seems to work:

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U-Boot 2012.07-rc2 (ADI-2012R2) (Jul 16 2013 - 11:21:16)

CPU:   ADSP bf524-0.2 (Detected Rev: 0.2) (spi flash boot)
Board: ADI Advantiv™ Video Evaluation Board
       Support: http://ez.analog.com
Clock: VCO: 300 MHz, Core: 300 MHz, System: 100 MHz
RAM:   8 MiB
SF: Detected M25P32 with page size 64 KiB, total 4 MiB
In:    serial
Out:   serial
Err:   serial
KGDB:  [on serial] ready
Hit any key to stop autoboot:  0
bfin> usb start
(Re)start USB...
USB:   scanning bus for devices... No USB Device found
       scanning bus for storage devices... 0 Storage Device(s) found

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When I program my BF526 EZ-Board with u-boot-bf526-ezbrd-spi-2013R1.ldr, the "usb start" command seems to fail:

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U-Boot 2013.07 (ADI-2013R1) (Oct 18 2013 - 17:32:41)

CPU:   ADSP bf526-0.0 (Detected Rev: 0.1) (spi flash boot)
Board: ADI BF526 EZ-Board board
       Support: http://blackfin.uclinux.org/
Clock: VCO: 400 MHz, Core: 400 MHz, System: 80 MHz
RAM:   64 MiB
Flash: 4 MiB
SF: Detected SST25WF040 with page size 4 KiB, total 512 KiB
In:    serial
Out:   serial
Err:   serial
KGDB:  [on serial] ready
Net:   bfin_mac
Hit any key to stop autoboot:  0
bfin> usb start
(Re)start USB...
USB0:   lowlevel init failed
USB error: all controllers failed lowlevel init
bfin>

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When I program my BF526 EZ-Board with u-boot-bf526-ezbrd-spi-2014R1.ldr, the "usb start" command seems to fail:

**********************************************************************************************

U-Boot 2013.07 (ADI-2014R1) (Jul 09 2014 - 18:47:26)

CPU:   ADSP bf526-0.0 (Detected Rev: 0.1) (spi flash boot)
Board: ADI BF526 EZ-Board board
       Support: http://blackfin.uclinux.org/
Clock: VCO: 400 MHz, Core: 400 MHz, System: 80 MHz
RAM:   64 MiB
Flash: 4 MiB
SF: Detected SST25WF040 with page size 4 KiB, total 512 KiB
In:    serial
Out:   serial
Err:   serial
KGDB:  [on serial] ready
Net:   bfin_mac
Hit any key to stop autoboot:  0
bfin> usb start
(Re)start USB...
USB0:   lowlevel init failed
USB error: all controllers failed lowlevel init
bfin>

**********************************************************************************************


Is this a known issue?

 

-Matt

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