[meta-freescale] [meta-freescale-3rdparty] pico-pi-imx7d wifi

[Vanessa Ayumi Maegima]

Hi Mans,

On Wed, Nov 22, 2017 at 7:34 AM, Måns Zigher <mans.zigher at gmail.com> wrote:
> So by copying using the following file
> https://github.com/buildroot/buildroot/blob/master/board/technexion/imx6ulpico/rootfs_overlay/lib/firmware/brcm/brcmfmac4339-sdio.txt
> I managed to get around the initial problem but now I see the following
>
> [  306.862288] brcmfmac: brcmf_fw_map_chip_to_name: using
> brcm/brcmfmac4339-sdio.bin for chip 0x004339(17209) rev 0x000002
> [  307.923598] brcmfmac: brcmf_sdio_htclk: HT Avail timeout (1000000):
> clkctl 0x50
> [  308.968299] brcmfmac: brcmf_sdio_htclk: HT Avail timeout (1000000):
> clkctl 0x50
> [  309.988141] brcmfmac: brcmf_sdio_htclk: HT Avail timeout (1000000):
> clkctl 0x50
>
> Since the txt file is not available only the bin file dose that mean it is
> not supported? Do you have any information on the relationship with the txt
> file and the chip, I mean I guess they need to match but is this a mater of
> finding the specs for the chip and matching the parameters in the txt file?
>
> Thanks
>
>
>
> 2017-11-22 8:45 GMT+01:00 Måns Zigher <mans.zigher at gmail.com>:
>>
>> Hi,
>>
>> Trying to get the wifi up on the pico-pi-imx7d. When using Technexion
>> Yocto flavor they build a driver bcmdhd while the community build a driver
>> brcmfmac. The community driver fail during boot
>>
>> [    9.145319] brcmfmac: brcmf_fw_map_chip_to_name: using
>> brcm/brcmfmac4339-sdio.bin for chip 0x004339(17209) rev 0x000002
>> [    9.320044] brcmfmac mmc0:0001:1: Direct firmware load for
>> brcm/brcmfmac4339-sdio.txt failed with error -2
>>
>> What are we looking at here? Do we need to port the bcmdhd driver to the
>> community kernel or is it a mater of fixing the brcmfmac driver? Why is
>> there two drivers for the same chip 4349?
>>
>> BR
>> Måns Zigher
>>
>>

This issue is being discussed in the linux-wireless mailing list.

You can follow it here:
https://www.spinics.net/lists/linux-wireless/msg166266.html

Thanks!

Best Regards,
Vanessa