[U-Boot] Regression in usb-storage in u-boot 2015.04 ???

[Iain Paton]

On 26/03/15 19:08, Hans de Goede wrote:

> Perhaps someone can test the reproducer on another board
> with usb:

on an A20-OLinuXino-lime2

U-Boot SPL 2015.04-rc4-00073-g07d8f86 (Mar 27 2015 - 08:05:11)
DRAM: 1024 MiB
CPU: 912000000Hz, AXI/AHB/APB: 3/2/2

U-Boot 2015.04-rc4-00073-g07d8f86 (Mar 27 2015 - 08:05:11) Allwinner Technology

CPU:   Allwinner A20 (SUN7I)
I2C:   ready
DRAM:  1 GiB
MMC:   SUNXI SD/MMC: 0
*** Warning - bad CRC, using default environment

In:    serial
Out:   serial
Err:   serial
SCSI:  SUNXI SCSI INIT
SATA link 0 timeout.
AHCI 0001.0100 32 slots 1 ports 3 Gbps 0x1 impl SATA mode
flags: ncq stag pm led clo only pmp pio slum part ccc apst 
Net:   dwmac.1c50000
starting USB...
USB0:   USB EHCI 1.00
scanning bus 0 for devices... 1 USB Device(s) found
USB1:   USB EHCI 1.00
scanning bus 1 for devices... 2 USB Device(s) found
       scanning usb for storage devices... 1 Storage Device(s) found
Hit any key to stop autoboot:  0 
sunxi# usb start
sunxi# usb reset
resetting USB...
USB0:   USB EHCI 1.00
scanning bus 0 for devices... 1 USB Device(s) found
USB1:   USB EHCI 1.00
scanning bus 1 for devices... EHCI timed out on TD - token=0x80008c80
2 USB Device(s) found
       scanning usb for storage devices... 1 Storage Device(s) found


that EHCI timeout appears to be random, it pops up maybe 20% of the time.

tried with a few different usb sticks and couldn't reproduce it.

Rgds,
Iain