QCA9880/9890 rfkill

Ben Greear greearb at candelatech.com
Wed Sep 23 13:37:12 PDT 2015


At least 10.1.467 era firmware ignores some of the OTP settings,
so you may have to go poking in the firmware source to be certain
of what can be configured and/or fix the limitations.

Thanks,
Ben

On 09/23/2015 01:25 PM, Adrian Chadd wrote:
> iirc otp.bin is the image used when you don't have one; it should be
> coming out of OTP or on-board flash.
>
>
> -a
>
>
> On 23 September 2015 at 12:32, William Riba <wriba at wriba.com> wrote:
>> Hi Adrian - thank you for the quick response. I assume you're referring the otp.bin firmware file? Is there a mapping of the OTP to EEPROM settings available? That would be an easy fix if I can make a modification there to activate RFKILL.
>>
>> -bill
>>
>>
>>
>>
>> -----Original Message-----
>> From: adrian.chadd at gmail.com [mailto:adrian.chadd at gmail.com] On Behalf Of Adrian Chadd
>> Sent: Wednesday, September 23, 2015 1:58 PM
>> To: William Riba
>> Cc: ath10k at lists.infradead.org
>> Subject: Re: QCA9880/9890 rfkill
>>
>> Hi,
>>
>> The GPIO line needs to be hooked in via the relevant EEPROM/OTP setting so the firmware programs things in correctly.
>>
>> Go dump the OTP and see what the rfkill firmware line is.
>>
>>
>>
>> -adrian
>>
>>
>> On 23 September 2015 at 11:55, William Riba <wriba at wriba.com> wrote:
>>> Does anybody know whether rfkill in its hard block flavor is supported
>>> in any QCA9880/9890 based device and/or firmware load? While vendors
>>> refer to the WiFi disable/GPIO line in their reference schematics, it
>>> is not functional.  What I see after testing multiple cards is if the
>>> line is asserted during operation, there seems to be no effect. If it
>>> is asserted at boot-up, the device does not enumerate on the PCI bus.
>>>
>>> If Qualcomm does not intend to support this functionality anymore it
>>> would be nice to know. Hard kills are a regulatory requirement for
>>> certain applications. While we would like to use a QCA9890 in a new
>>> application, there's no way it could make it through qualifications
>>> with its current operation.  Any additional information on this would be welcome. Thanks.
>>>
>>>
>>> _______________________________________________
>>> ath10k mailing list
>>> ath10k at lists.infradead.org
>>> http://lists.infradead.org/mailman/listinfo/ath10k
>>
>
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-- 
Ben Greear <greearb at candelatech.com>
Candela Technologies Inc  http://www.candelatech.com




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