[Letux-kernel] 4.16 boot hickups

Belisko Marek marek.belisko at gmail.com
Fri Apr 13 08:53:55 CEST 2018


Hi,

On Fri, Apr 13, 2018 at 8:41 AM, H. Nikolaus Schaller <hns at goldelico.com> wrote:
> Hi Andreas,
>
>> Am 12.04.2018 um 17:24 schrieb H. Nikolaus Schaller <hns at goldelico.com>:
>>
>>
>>> Am 12.04.2018 um 17:02 schrieb Andreas Kemnade <andreas at kemnade.info>:
>>>
>>> Hi,
>>>
>>>
>>> On Thu, 12 Apr 2018 14:55:29 +0200
>>> "H. Nikolaus Schaller" <hns at goldelico.com> wrote:
>>>
>>>> And sometimes I see (on GTA04A4):
>>>>
>>> I hate the word "sometimes" in this context...
>>
>> Me too - but so far that describes our knowledge best :)
>>
>> I didn't have it before 4.16.0. So it must be very new...
>>
>>>
>>>> [    3.104858] omap2_set_init_voltage: unable to find boot up OPP for vdd_core
>>>> [    3.112213] omap2_set_init_voltage: unable to set vdd_core
>>> well, these messages are quite common.
>>
>> Haven't seen them before. Especially as a prefix for:
>>
>>>
>>>> --- nothing happens any more ----
>
> Wel, I have now compared with the GTA04A5 board and there I have the same
> messages - but boot works immediately.
>
> [    2.170623] mmc0: new high speed SDHC card at address b368
> [    2.176635] NET: Registered protocol family 17
> [    2.181335] NET: Registered protocol family 15
> [    2.187164] mmcblk0: mmc0:b368 USD   7.47 GiB
> [    2.192993] Key type dns_resolver registered
> [    2.198883] omap2_set_init_voltage: unable to find boot up OPP for vdd_core
> [    2.206237] omap2_set_init_voltage: unable to set vdd_core
> [    2.212829]  mmcblk0: p1
> [    2.218170] ThumbEE CPU extension supported.
> [    2.222656] Registering SWP/SWPB emulation handler
> [    2.228332] SmartReflex Class3 initialized
>
> Strange. Seems to need a deeper analysis why A4 and A5 are again different
> here. Especially I have to compare if that is only for this A4 board and how
> older kernels do.
I think I was looking at those warnings some time ago but it was
harmless (something with cpufreq or so).
>
> BR,
> Nikolaus
>
> _______________________________________________
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BR,

marek

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Marek Belisko - OPEN-NANDRA
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