Fwd: SDIO Patch D4761.diff Not Building For Me

[Russell Haley]

On Wed, Mar 23, 2016 at 4:00 AM, Ilya Bakulin <ilya at bakulin.de> wrote:
> On 2016-03-23 06:16, Russell Haley wrote:
>>
>> Hi Ilya,
>>
>> Mixed success tonight. I tried to install the kernel but got an error:
>
>
> You should give MODULES_OVERRIDE= to installkernel as well.
>
Great, Thank you.
>>
>> Well, it booted the kernel and then spewed output and eventually ended
>> with a failed DHCP request (?). Here is the pastebin of said output.
>>
>
> I never copy the newly built kernel to the SD card.
> Instead I configure U-Boot+ubldr to boot kernel from TFTP and mount root
> over NFS, it's much faster and it's impossible to crash filesystem if the
> kernel crashes.
> I guess you should set ROOTDEVNAME manually in the kernel config file and
> disable NFSCLIENT-related options.

Thanks for this advice. I have had something similar working before (I
had rootfs on USB) so should be able to get that running this weekend

> From your boot log it's clear that the system boots and probes SD cards.

Yes, very exciting to see!!! I will be looking to try and match debug
output with code paths asap.

> There are two slots and none of them has SDIO card in it.
> From what I find about Hummingboard, it actually doesn't have WiFi SDIO
> chips on it.

I don't understand. It was booted using an SD card? Also, here is the
information about the board and the Wi-Fi (the Solid-Run site can be
hard to navigate):

Carrier Board spec:
http://wiki.solid-run.com/doku.php?id=products:imx6:hummingboard:hbpro

This is my SOM:
http://wiki.solid-run.com/doku.php?id=products:imx6:microsom:dual&s[]=bcm4330

Schematic. I believe page 5 shows the SDIO WIFI module interface?
http://wiki.solid-run.com/lib/exe/fetch.php?media=imx6:microsom:docs:sr-usom-mx6-rev-1_3-simplified-schematics.pdf

Broadcom BCM4330
http://linux-sunxi.org/images/0/05/4330-DS206-R.pdf

I have used it successfully through Kodi and Debian (Raspbian specifically)

Thanks,
Russ