Hey Danny,

How did you go with this?

I am looking at doing the exact same thing, any results yet?

Cheers

NP

On Tuesday, 8 December 2015 03:41:55 UTC+11, c.danny...@uptake.com wrote:
>
> Hi Ya'll,
>
>
> I am trying to interface a LSR TIWi-BLE wifi card with my Beaglebone 
> Black. I would like to keep the on board eMMC functional so I cannot use 
> MMC1. 
>
> Looking at the Sitara datasheet and the Beaglebone black schematic it 
> seems that all 6 wires needed for 4 bit SDIO SDIO are available on the 
> header.
>
> MMC2_CLK -> 8.18
> MMC2_CMD -> 9.15 (also attached to another input, would need to remove 
> R160?)
> MMC2_DAT0 -> 8.12
> MMC2_DAT1 -> 8.11
> MMC2_DAT2 -> 8.16
> MMC2_DAT3 -> 8.15
>
> Do I just need to write an overlay to enable these pins for mmc function 
> in the cape manager?
>
> I'm currently waiting for the device to begin testing, but I am surprised 
> to see that I could not find any resources or documentation of someone 
> interfacing with a 4 bit SDIO device on MMC2 while maintaining eMMC func on 
> MMC1
>
> Would love to hear if anyone has accomplished this already and how they 
> went about solving this problem.
>
> Cheers,
> Danny Salzman
>

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