lkml.org 
[lkml]   [2020]   [Nov]   [24]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: ARM.STM32 - Mainline stable kernel 5.9.10 hangs indefinitely on a STM32MP157A-DK1 board.
Thank you very much Alex,

Tried, tested and verified. Got it working with stable/master
(v5.10-rc5).

Regards,
Manuel

On ter, 24 nov, 2020 at 14:11, Alexandre Torgue
<alexandre.torgue@st.com> wrote:
> Hi Manuel
>
> On 11/24/20 1:50 PM, Manuel Reis wrote:
>> To: Maxime Coquelin <mcoquelin.stm32@gmail.com>
>> To: Alexandre Torgue <alexandre.torgue@st.com>
>> Cc: linux-kernel@vger.kernel.org
>> CC: Michael Opdenacker <michael.opdenacker@bootlin.com>
>>
>> Hi there,
>>
>> Mainline stable kernel 5.9.10 hangs indefinitely on a
>> STM32MP157A-DK1 Discovery Kit board.
>>
>> Built plain vanilla 5.9.10 stable kernel for multi_v7_defconfig (set
>> compression to XZ) using arm-linux-gnueabi-gcc (Ubuntu
>> 10.2.0-8ubuntu1) 10.2.0.
>>
>> Downloaded it to the board memory via tftp running U-Boot v2020.07.
>> After boot, kernel initiates and prints several messages until it
>> hangs on:
>>
>> [ 2.692879] stpmic1 1-0033: PMIC Chip Version: 0x10
>> [ 2.704158] vddcore: supplied by regulator-dummy
>> [ 2.710304] vdd_ddr: supplied by regulator-dummy
>> [ 2.716414] vdd: supplied by regulator-dummy
>> [ 2.722355] v3v3: supplied by regulator-dummy
>> [ 2.728033] v1v8_audio: supplied by v3v3
>> [ 2.734287] v3v3_hdmi: supplied by regulator-dummy
>> [ 2.741035] vtt_ddr: supplied by vdd_ddr
>> [ 2.743833] vdd_usb: supplied by regulator-dummy
>> [ 2.751332] vdda: supplied by regulator-dummy
>> [ 2.757371] v1v2_hdmi: supplied by v3v3
>>
>> No other information or indication is given, even though I added
>> kernel debugging features such as the ones in "Kernel hacking
>> ->Debug Oops, Lockups and Hangs".
>>
>> Any help would be appreciated. Let me know if I can provide any
>> further information.
>>
>
> It has been introduced by commit aea6cb99703e ("regulator: resolve
> supply after creating regulator") and should fixed by this one:
>
> cf1ad559a20d ("regulator: defer probe when trying to get voltage from
> unresolved supply").
>
> Should be taken in stable tree.
>
> regards
> alex
>
>
>> Cheers,
>> Manuel
>>


\
 
 \ /
  Last update: 2020-11-24 15:25    [W:0.094 / U:0.444 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site