[U-Boot] Ethernet on FDI3250 board

[Vladimir Zapolskiy]

Hi Jonatan,

On 13.04.2016 22:50, Jonatan Personal wrote:
> Hi everyone, I'm working on a FDI3250 board (after a long time I purchased
> this board, I finally found time to work on it) and I'm facing a problem
> with uboot and ethernet. I know from commit logs that Vladimir Zapolskiy is
> working on a LPC3250 based board and is developing all or parts of the
> ethernet driver for this SoC. 

to get timely answers please add me to Cc or To list.

> I'm working using buildroot 2016.02 which has
> support for uboot version 2016.01. I added the definitions of my board to
> the uboot sources based on devkit3250 board, and I got a working image only
> if I disable (comment using a C block comment /* ... */) all ethernet
> related configuration settings. If I enable ethernet and write the
> configuration settings that I think make sense for my board (FDI3250 uses
> KSZ8041NL Micrel phy), uboot hangs. For now, ethernet connector and
> magnetics are not populated (I'm waiting for a DigiKey package to finish
> it, the downside of living in the wrong side of the world), I don't think
> this should be a problem, but just in case I want to describe my actual
> setup.
> 
> My configuration settings for ethernet:
> /*
>  * Ethernet
>  * JF: Ethernet not working for now, review eth driver later...
>  */
> #define CONFIG_RMII
> #define CONFIG_PHY_MICREL
> #define CONFIG_LPC32XX_ETH
> #define CONFIG_PHYLIB
> #define CONFIG_PHY_ADDR                 0x0001
> #define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
> #define CONFIG_CMD_MII
> #define CONFIG_CMD_PING
> #define CONFIG_CMD_DHCP
> 
> Console output when ethernet is disabled:
> 
> U-Boot 2016.01 (Apr 12 2016 - 14:56:14 -0300)
> 
> CPU:   NXP LPC32XX
> CPU clock:        266MHz
> AHB bus clock:    133MHz
> Peripheral clock: 13MHz
> I2C:   ready
> DRAM:  64 MiB
> WARNING: Caches not enabled
> NAND:  512 MiB
> In:    serial
> Out:   serial
> Err:   serial
> Net:   Net Initialization Skipped
> No ethernet found.
> Hit any key to stop autoboot:  0
> =>
> 
> Console output when ethernet is enabled:
> 
> U-Boot 2016.01 (Apr 13 2016 - 15:29:03 -0300)
> 
> CPU:   NXP LPC32XX
> CPU clock:        266MHz
> AHB bus clock:    133MHz
> Peripheral clock: 13MHz
> I2C:   ready
> DRAM:  64 MiB
> 
> 
> Please Vladimir (or someone else who is familiar with lpc32xx code) can you
> give me a pointer of what can be happening with the ethernet driver?
> 

Since it is an old problem, please let me confirm that you still
experience the problem.

--
With best wishes,
Vladimir