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Re: [RFC] use alternate SPROM offset for 43224

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On 02/14/2012 11:39 PM, Arend Van Spriel wrote:
>> Sent: dinsdag 14 februari 2012 23:04
>>
>> On 02/14/2012 02:20 PM, Hauke Mehrtens wrote:
>>>>>  I think it is more complicated than the above. On my 43224, I get
>> the
>>>>>  message "No SPROM available", which arises because
>> bcma_sprom_get() is
>>>>>  returning -ENOENT. The reason is that the value tested in "if
>>>>>  (!(sromctrl&  BCMA_CC_SROM_CONTROL_PRESENT))" is zero. The
>> contents of
>>>>>  sromctl are 0x12, and the mask is 1.
>>> This check is the main part of ai_is_sprom_available() in brcmsmac.
>> If
>>> this check fails, like in your case, brcmsmac tries otp_read_pci() to
>>> read out the sprom, which is not implemented in bcma.
>>
>> I will try implementing a similar routine in bcma.
>>
> 
> I started adding proper OTP support in BCMA, but I am currently working on async firmware loading feature. Different chipsets can either have an external SPROM or on-chip OTP. Some have both, but only one holds the data.
> 
> Gr. AvS
Nice to hear you are working on OTP support in bcma. In that process,
are you also working on making brcmsmac using the sprom provided by bcma?

Hauke

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