[U-Boot] Ethernet via USB on Sinlinx SinA33

[Quentin Schulz <quentin.schulz@free-electrons.com>]

Hi,

On 28/03/2016 14:56, Hans de Goede wrote:
> Hi,
> 
> On 25-03-16 18:14, Quentin Schulz wrote:
>> Hi,
>>
>> I am trying to get Ethernet to work through the USB port of the Sinlinx
>> SinA33 on U-Boot to use TFTP to get the kernel and dtb files.
>>
>> However, I am getting 'data abort' when using dhcp or tftp after adding:
>> #define CONFIG_USB_HOST_ETHER
>> #define CONFIG_USB_ETHER_ASIX
>>
>> to include/configs/sunxi-common.h and checking CONFIG_USB_EHCI_HCD as
>> told in the documentation [1]
>>
>> I tested this configuration with the C.H.I.P. and it is working well.
> 
> Are you perhaps building u-boot with gcc6 ? There are some known issues
> when building u-boot with gcc-6, which look pretty much like this.

No, I'm building with gcc-5:
$ arm-linux-gnueabihf-gcc --version
arm-linux-gnueabihf-gcc (Ubuntu 5.2.1-22ubuntu1) 5.2.1 20151010

> Is the ethernet adapter connected to a regular usb host port, or to
> the otg port ?

The Ethernet adapter is connected to the regular USB host port.

Regards,

Quentin


>> Steps to reproduce:
>>
>> 1) Add the following lines to include/configs/sunxi-common.h:
>>
>> #define CONFIG_USB_HOST_ETHER
>> #define CONFIG_USB_ETHER_ASIX
>>
>> 2) make ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf-
>> Sinlinx_SinA33_defconfig
>> 3) make ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- menuconfig
>> 4) Check CONFIG_USB_EHCI_HC and save configuration
>> 5) make ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- -j$(nproc)
>> 6) Prepare SDCard:
>> sudo dd if=u-boot-sunxi-with-spl.bin of=/dev/sdX bs=1024 seek=8
>> 7) Boot the board and run dhcp or tftp
>> 8) Get 'data abort' and board gets reset (ethact is also not defined)
>>
>> The log file is attached.
>>
>> Thank you,
>>
>> Quentin
>>
>> [1] https://github.com/lentinj/u-boot/blob/master/doc/README.usb#L132
>>