zynq_z_turn_defconfig: broken networking

[Michal Simek]

On 07. 04. 20 9:58, Matwey V. Kornilov wrote:
> пн, 6 апр. 2020 г. в 12:41, Michal Simek <monstr at monstr.eu>:
>>
>> Hi,
>>
>> On 06. 04. 20 10:14, Matwey V. Kornilov wrote:
>>> 06.04.2020 11:12, Matwey V. Kornilov пишет:
>>>> Hello,
>>>>
>>>> I am running u-boot 2020.04-rc4-00100-g74bf17db39 with
>>>> zynq_z_turn_defconfig configuration on MYIR Z-Turn board.
>>>> And I see the following when I am trying to run `dhcp' command.
>>>>
>>>>
>>>> ZYNQ GEM: e000b000, phyaddr 0, interface rgmii-id
>>>> mdio_register: non unique device name 'eth0'
>>>> ZYNQ GEM: e000b000, phyaddr 0, interface rgmii-id
>>>> mdio_register: non unique device name 'eth0'
>>>> ZYNQ GEM: e000b000, phyaddr 0, interface rgmii-id
>>>> mdio_register: non unique device name 'eth0'
>>>> ZYNQ GEM: e000b000, phyaddr 0, interface rgmii-id
>>>> mdio_register: non unique device name 'eth0'
>>>> No ethernet found.
>>>> ZYNQ GEM: e000b000, phyaddr 0, interface rgmii-id
>>>> mdio_register: non unique device name 'eth0'
>>>>
>>>
>>> Full boot log is the following:
>>>
>>>
>>> U-Boot SPL 2020.04-rc4-00100-g74bf17db39 (Apr 06 2020 - 11:00:45 +0300)
>>> mmc boot
>>> Trying to boot from MMC1
>>> spl_load_image_fat_os: error reading image system.dtb, err - -2
>>>
>>>
>>> U-Boot 2020.04-rc4-00100-g74bf17db39 (Apr 06 2020 - 11:00:45 +0300)
>>>
>>> CPU:   Zynq 7z010
>>> Silicon: v3.1
>>> Model: Zynq Z-Turn MYIR Board
>>> DRAM:  ECC disabled 1 GiB
>>> MMC:   mmc at e0100000: 0
>>> In:    serial at e0001000
>>> Out:   serial at e0001000
>>> Err:   serial at e0001000
>>> Net:   ZYNQ GEM: e000b000, phyaddr 0, interface rgmii-id
>>> Could not get PHY for eth0: addr 0
>>> No ethernet found.
>>>
>>> Hit any key to stop autoboot:  0
>>>
>>
>> u-boot is not able to find out your phy. Address is setup 0 which means
>> u-boot should do it autodetection. I don't have this board here to tell
>> you what can be wrong.
>>
>> Alex, Anton: Can you please comment it?
>>
> 
> Is there a chance that something is wrong with ps7_init_gpl.c ?
> The Ethernet PHY doesn't work in Linux too with the similar error message.

Did you validate any golden images that phy is fine?

Anyway as I said I don't have this board here that's why guys who has it
should debug it or patches welcome.
Or 3rd option is if none wants to keep it alive I will remove support
for it.

Thanks,
Michal

-- 
Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel - Xilinx Microblaze
Maintainer of Linux kernel - Xilinx Zynq ARM and ZynqMP ARM64 SoCs
U-Boot custodian - Xilinx Microblaze/Zynq/ZynqMP/Versal SoCs