[U-Boot] [RFC 1/9] Arm: dts: imx7d-pico: Import Linux pico-pi dts

[Offouga Joris]

> Le 28 janv. 2019 à 07:53, Jun Nie <jun.nie at linaro.org> a écrit :
> 
> Joris Offouga <offougajoris at gmail.com> 于2019年1月25日周五 下午8:27写道：
>> 
>> 
>>>> Le 25/01/2019 à 02:19, Jun Nie a écrit :
>>>> Joris Offouga <offougajoris at gmail.com> 于2019年1月24日周四 下午9:07写道：
>>>> 
>>>>>> Le 24/01/2019 à 13:54, Jun Nie a écrit :
>>>>>> Joris Offouga <offougajoris at gmail.com> 于2019年1月24日周四 下午6:30写道：
>>>>>> Le 24/01/2019 à 11:02, Jun Nie a écrit :
>>>>>>>>>> Hi Joris,
>>>>>>>>>> 
>>>>>>>>>> I've been told that this board exhibits this same problem even without
>>>>>>>>>> the DM conversion.
>>>>>>>>>> 
>>>>>>>>>> "PMIC:  PFUZE3000 DEV_ID=0x0 REV_ID=0xfffffffb
>>>>>>>>>> read error from device: 9df65458 register: 0x69!
>>>>>>>>>> write error to device: 9df65458 register: 0x23!
>>>>>>>>>> write error to device: 9df65458 register: 0x31!"
>>>>>>>>> The result before DM conversion is :
>>>>>>>>> 
>>>>>>>>> PMIC:  PFUZE3000 DEV_ID=0x30 REV_ID=0x11
>>>>>>>>> 
>>>>>>>>> Did you have this problem with the warp7 ?
>>>>>>>> No.
>>>>>>>> 
>>>>>>>> Jun - do you see the above error on the pico ?
>>>>>>> No. The only line I see about PMIC is:
>>>>>>> PMIC:  PFUZE3000 DEV_ID=0x30 REV_ID=0x11
>>>>>>> 
>>>>>>> Jun
>>>>>> Yes it is the line that appears before the conversion
>>>>>> 
>>>>>> Jun - do you have the pico board ?
>>>>>> 
>>>>>> Can you help me with the conversion ?
>>>>>> 
>>>>>> Joris
>>>>> OK, I can try it. Where can I find a git branch with these patches?
>>>> Non,  fork the repo and I create a branch on my repo you go?
>>>> 
>>>> If you have a preference, tell me
>>> Right, you create a branch, I will clone and test on it.
>> 
>> I create a branch pico-imx7d/convert_dm on my github repo :
>> 
>> https://github.com/jorisoffouga/u-boot/tree/pico-imx7d/convert_dm
> 
> Hi Joris,
> 
> I burn u-boot.img to offset 69KB, but SPL does not boot into u-boot
> according to log. Not sure
Hi Jun 

You have the same behavior as me. For the spl I think it should copy Otavio and Fabio who put it in place. 


> 
> U-Boot SPL 2019.01-00273-g3006f29-dirty (Jan 27 2019 - 22:19:00 +0800)
> Trying to boot from MMC1
> 
> If I replace SPL with DCD file for early initilization, I see below
> log. Suppose it is due to i2c failure.
> 
> 4474 U-Boot 2019.01-00274-gca08248-dirty (Jan 27 2019 - 22:28:17 +0800)
> 4475
> 4476 CPU:   Freescale i.MX7D rev1.2 1000 MHz (running at 792 MHz)
> 4477 CPU:   Commercial temperature grade (0C to 95C) at 27C
> 4478 Reset cause: POR
> 4479 Model: TechNexion PICO-IMX7D Board and PI baseboard
> 4480 Board: i.MX7D PICOSOM
> 4481 DRAM:  512 MiB
> 4482 read error from device: 9df54458 register: 0x3!
> 4483 PMIC:  PFUZE3000 DEV_ID=0x0 REV_ID=0xfffffffb
> 4484 read error from device: 9df54458 register: 0x69!
> 4485 write error to device: 9df54458 register: 0x23!
> 4486 write error to device: 9df54458 register: 0x31!
> 4487 write error to device: 9df54458 register: 0x21!
> 4488 write error to device: 9df54458 register: 0x2f!
> 4489 read error from device: 9df54458 register: 0x2e!
> 4490 write error to device: 9df54458 register: 0x2e!
> 4491 MMC:   FSL_SDHC: 2, FSL_SDHC: 1, FSL_SDHC: 0
> 4492 Loading Environment from MMC... OK
> 4493 In:    serial at 30a70000
> 4494 Out:   serial at 30a70000
> 4495 Err:   serial at 30a70000
> 4496 Net:   gpio at 30250000: dir_output: error: gpio GPIO6_11 not reserved
> 4497 gpio at 30250000: set_value: error: gpio GPIO6_11 not reserved
> 4498 Board Net Initialization Failed
> 4499 No ethernet found.
> 4500 Hit any key to stop autoboot:  2 ^H^H^H 1 ^H^H^H 0
> 4501 Saving Environment to MMC... Writing to MMC(0)... OK
> 4502 switch to partitions #0, OK
> 4503 mmc0(part 0) is current device
> 4504 Scanning mmc 0:1...
> 4505 Found U-Boot script /boot.scr
> 4506 830 bytes read in 3 ms (269.5 KiB/s)
> 4507 ## Executing script at 80800000
> 
> Jun
Joris 
> 
>>> 
>>> Jun
>> Joris
>>> 
>>>> Joris
>>>> 
>>>>> Jun