Thread (5 messages) 5 messages, 2 authors, 2021-06-05

Re: OMAP4460 cpufreq crashes

From: Florian Boor <hidden>
Date: 2021-05-10 11:32:41

Hi,

Am 07.05.21 um 07:47 schrieb Tony Lindgren:
Hmm OK, sounds like the voltages might be wrong.
sounds like my guess wasn't that wrong.
I don't have one of these boards, but would be glad to add one to my rack
though if it can boot with NFSroot. If somebody happens to have a spare
evaluation kit around in the corner to send me, please let me know :)
I have only one currently but I'll keep it in mind any my eyes open.
The experimental patch below makes the warnings go away, but I'm not sure if
it's the right fix. Maybe give it a try and see if at least the warnings go away?
The range warnings go away on the 4460 as well. The warning 'twl: not
initialized' of course is still there. Still need add the patch for it again and
test.

Another effect I have noticed is that the system seems to be a little bit more
'stable' now. Which means it does get a little bit further before crashing. I
even managed to get to the login prompt one time...
quoted
There is a little patch around that changes the initialisation order which makes
this messages go away but does not fix the odd behaviour. So maybe this is just
a cosmetic issue and the actual problem is somewhere else.
Sorry I recall some discussion on the twl init problems, but don't remember the
details. Do you have some link for the patch and discussion?
Here it is:
https://marc.info/?l=linux-omap&m=156462292406719&w=2

Greetings

Florian

-- 
The dream of yesterday                  Florian Boor
is the hope of today                    Tel: +49(0) 271-338857-15
and the reality of tomorrow.		Fax: +49(0) 271-338857-29
[Robert Hutchings Goddard, 1904]        florian.boor@kernelconcepts.de
                                        http://www.kernelconcepts.de/en

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