kenel module dont enable

[Alexander Raih]

Hi,
I try to register peci device in sysfs but I have same problem

[  800.339605] peci peci-0: Failed to register peci client peci-client at
0x30 (-5)





вт, 19 окт. 2021 г. в 10:44, Alexander Raih <61a91bc at gmail.com>:

> Thanks, Iwona
> I will try this.
>
> Best regards,
> Alex
>
> пн, 18 окт. 2021 г. в 17:43, Winiarska, Iwona <iwona.winiarska at intel.com>:
>
>> Hi Alex,
>>
>>
>> (in the future, please Cc: openbmc mailing list)
>>
>>
>>
>> This may occur when CPU can’t be detected - is your platform in S0 power
>> state?
>>
>> BMC usually is booted before the platform goes to S0, so I would
>> recommend registering peci-client manually (using sysfs) rather than using
>> DTS.
>>
>>
>>
>> # echo peci-client 0x30 > /sys/bus/peci/devices/peci-0/new_device
>>
>>
>>
>> Or if you’re using dbus-sensors, peci-client devices are exported there:
>>
>>
>> https://github.com/openbmc/dbus-sensors/blob/master/src/CPUSensorMain.cpp#L406
>>
>>
>> --
>>
>> Note that PECI subsystem you’re using is subject to change in the future:
>>
>>
>> https://lore.kernel.org/lkml/20210803113134.2262882-1-iwona.winiarska@intel.com/
>>
>>
>>
>> -Iwona
>>
>>
>>
>> *From:* Alexander Raih <61a91bc at gmail.com>
>> *Sent:* Friday, October 15, 2021 1:46 PM
>> *To:* Yoo, Jae Hyun <jae.hyun.yoo at intel.com>; Winiarska, Iwona <
>> iwona.winiarska at intel.com>
>> *Subject:* kenel module dont enable
>>
>>
>>
>> Hello,
>>
>> I use intel kernel module peci. In dtb I have this describe about peci:
>>
>>
>>
>>
>>
>> bus at 1e78b000 {
>> compatible = "simple-bus";
>> #address-cells = <0x01>;
>> #size-cells = <0x01>;
>> ranges = <0x00 0x1e78b000 0x60>;
>> peci-bus at 0 {
>> compatible = "aspeed,ast2500-peci";
>> reg = <0x00 0x60>;
>> #address-cells = <0x01>;
>> #size-cells = <0x00>;
>> interrupts = <0x0f>;
>> clocks = <0x02 0x06>;
>> resets = <0x02 0x06>;
>> clock-frequency = <0x16e3600>;
>> msg-timing = <0x01>;
>> addr-timing = <0x01>;
>> rd-sampling-point = <0x08>;
>> cmd-timeout-ms = <0x3e8>;
>> status = "okay";
>>
>> peci-client at 30 {
>> compatible = "intel,peci-client";
>> reg = <0x30>;
>> };
>>
>> peci-client at 31 {
>> compatible = "intel,peci-client";
>> reg = <0x31>;
>> };
>> };
>> };
>>
>>
>>
>>
>>
>> I have this error in dmesg:
>>
>> [    2.516383] peci peci-0: Failed to register peci client  at 0x30 (-5)
>>
>> [    2.526767] peci peci-0: Failed to create PECI device for
>> /ahb/apb/bus at 1e78b000/peci-bus at 0/peci-client at 30
>>
>>
>>
>> How I can resolve this ?
>>
>>
>>
>> best regards,
>>
>> alex
>>
>
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