[U-Boot] TFTP support for Pandaboard (OMAP4430 Cortex-A9 Dual core)

[Iordan Neshev]

On 6/7/2011 10:53 AM, Gilles Chanteperdrix wrote:
> On 06/06/2011 08:07 PM, Peter Meerwald wrote:
>>> 1. I need to boot my Pandaboard via TFTP. As long as I see this is
>>> not yet possible, since in u-boot\include\configs\omap4_panda.h
>>> there is:
>>> /* Disabled commands */
>>> #undef CONFIG_CMD_NET
>>> #undef CONFIG_CMD_NFS
>> a couple of patches have been posted on this ML to support SMSC USB
>> ethernet and EHCI; I have been unsuccessful so far to get them to work but
>> maybe there is hope... :)
> Hi Peter,
>
> Here is how it worked for me:
> I Updated x-loader to the latest revision from omap4_dev branch from
> x-loader git (git://git.omapzoom.org/repo/x-loader.git, you can find
> this information on pandaboard wiki), the head at the time being commit
> c8855fa6b85bd44073bd1b25dbffa99f02cbeeed
>
> I cloned u-boot git, the head at the time being commit
> 96d04c3150ae9284500aef48803d7d132968f2b2
>
> I applied some of Simon's patches:
> Add support for SMSC95XX USB 2.0 10/100MBit Ethernet Adapter
> Add Ethernet hardware MAC address framework to usbnet
> Add documentation for USB Host Networking
>
> The applied the patches I already posted on this list:
> omap4: add support for gpios
> omap4: add support for EHCI
> omap4_panda: add support for EHCI
>
> Then an additional patch in order to get the mac address working for
> smsc95xx:
> diff --git a/drivers/usb/eth/smsc95xx.c b/drivers/usb/eth/smsc95xx.c
> index 4d8dde0..97f2729 100644
> --- a/drivers/usb/eth/smsc95xx.c
> +++ b/drivers/usb/eth/smsc95xx.c
> @@ -873,6 +873,7 @@ int smsc95xx_eth_get_info(struct usb_device *dev,
> struct ueth_data *ss,
>          eth->send = smsc95xx_send;
>          eth->recv = smsc95xx_recv;
>          eth->halt = smsc95xx_halt;
> +       eth->write_hwaddr = smsc95xx_write_hwaddr;
>          eth->priv = ss;
>          return 1;
>   }
>
> Then modified the config.h in order to enable all this, that is, adding:
> #define CONFIG_CMD_USB 1
> #define CONFIG_USB_STORAGE 1
> #define CONFIG_USB_HOST_ETHER 1
> #define CONFIG_USB_EHCI                 1
> #define CONFIG_USB_EHCI_OMAP4 1
> #define CONFIG_USB_HOST                1
> #define CONFIG_USB_ETHER_SMSC95XX 1
>
Does somebody have any idea when these patches will be committed to the 
git tree?


Regards,
Iordan