Just last month I wrote a brief blog about interfacing a second sd card to the mmc2 lines of the beaglebone black : https://2captiv8.blogspot.com/2016/07/interfacing-second-sd-card-reader-to.html . Hopefully you can use it as a guide for future purposes.
On Monday, January 4, 2016 at 6:42:35 AM UTC-8, Danny Salzman wrote: > > Hi Nick, > > Do to lack of resources we have backlogged this for now. > > It seems possible, but I have still not found any working example. > > -Danny > > On Sun, Jan 3, 2016 at 8:38 PM, <[email protected] <javascript:>> > wrote: > >> 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, [email protected] 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 >>> >> -- >> For more options, visit http://beagleboard.org/discuss >> <https://urldefense.proofpoint.com/v2/url?u=http-3A__beagleboard.org_discuss&d=CwMFaQ&c=cebXj8esxOo4m4Cl4YJe9I0vxXvmHhari4dCzmlv0WM&r=g17UCjL4dIN4JkyLUjxfRKJUAENw20oXhGMliao5bY4&m=rJoInbw9cuF8pQIWBeCv1fE4P9y39AQ-5B4HBPbqJec&s=ynQ53WwsaPaJJkMozS-uu4G06s1Spq3xBEs-7Lixs_k&e=> >> --- >> You received this message because you are subscribed to a topic in the >> Google Groups "BeagleBoard" group. >> To unsubscribe from this topic, visit >> https://groups.google.com/d/topic/beagleboard/RjL2gU2EvC0/unsubscribe >> <https://urldefense.proofpoint.com/v2/url?u=https-3A__groups.google.com_d_topic_beagleboard_RjL2gU2EvC0_unsubscribe&d=CwMFaQ&c=cebXj8esxOo4m4Cl4YJe9I0vxXvmHhari4dCzmlv0WM&r=g17UCjL4dIN4JkyLUjxfRKJUAENw20oXhGMliao5bY4&m=rJoInbw9cuF8pQIWBeCv1fE4P9y39AQ-5B4HBPbqJec&s=Rx-n57f0trd7h7X3x0X8ISiiTNm2LnKDfOsAm76ygC0&e=> >> . >> To unsubscribe from this group and all its topics, send an email to >> [email protected] <javascript:>. >> For more options, visit https://groups.google.com/d/optout >> <https://urldefense.proofpoint.com/v2/url?u=https-3A__groups.google.com_d_optout&d=CwMFaQ&c=cebXj8esxOo4m4Cl4YJe9I0vxXvmHhari4dCzmlv0WM&r=g17UCjL4dIN4JkyLUjxfRKJUAENw20oXhGMliao5bY4&m=rJoInbw9cuF8pQIWBeCv1fE4P9y39AQ-5B4HBPbqJec&s=G-Wg3rBqoaovVNj8S-aQJtO4ZKFgy-CjHAkmoFkTge8&e=> >> . >> > > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/e5a58cc1-0b11-44e7-b606-b77d58c3ea2b%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
