Just make sure you do not corrupt one or the other when doing this. Gerald
On Fri, Jan 2, 2015 at 10:15 AM, Jason Kridner <[email protected]> wrote: > You can setup multiple devices and swap the pinmux at runtime. See > cape-universal for an example. If you have a block storage driver running > against either device, then it wouldn't work to use the other device > without serious driver modification. > > The list won't just do design work for free, but commenting on patches is > a real possibility and there are many people on the list who do > professional consulting. > > > > On Jan 2, 2015, at 9:27 AM, Gerald Coley <[email protected]> wrote: > > I know of no such way. As linux uses device tree which sets the pin > functions, it can only be changed at boot time. You may need to create a > special driver. > > I know of no such driver. > > Gerald > > On Thu, Jan 1, 2015 at 12:11 AM, <[email protected]> wrote: > >> I know that MMC1 and GPMC uses same data pins. So that we cant access >> MMC1 and GPMC pins at same time. >> Is there a way to access MMC1 and GPMC sequentially from linux kernel ? >> If yes, Please provide me input in kernel driver. >> >> If no, then can you please provide me approach to set up MMC1 and >> GPMC's sequential access from kernel >> >> - >> Regard, >> Dhvanil >> >> >> On Wednesday, 31 December 2014 19:01:54 UTC+5:30, Gerald wrote: >>> >>> The eMMC does not use GPMC. It use the MMC function on those pins. Only >>> one device can be supported on those pins. If you want 8G your best bet >>> would be to replace the 4G part with an 8G part. >>> >>> Gerald >>> >>> >>> On Wed, Dec 31, 2014 at 3:11 AM, <[email protected]> wrote: >>> >>>> Hi >>>> >>>> I am new to BBB. The BBB has 4GB emmc support which is using GPMC pins. >>>> I want to add another 8GB 8bit Nand flash using GPMC. We are using same >>>> data bus of GPMC data. The difference is only control signal. >>>> We are using MT29F64G08CFACA chip for 8GB NAND flash. >>>> >>>> Is there any support of multiple Nand flash using GPMC in linux kernel >>>> 3.8.13 ? >>>> If yes, How can add 8GB Nand flash along with 4GB eMMC in linux kernel >>>> device tree? >>>> >>>> Thanks in Advanced, >>>> Dhvanil >>>> >>>> -- >>>> 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]. >>>> For more options, visit https://groups.google.com/d/optout. >>>> >>> >>> >>> >>> -- >>> Gerald >>> >>> [email protected] >>> http://beagleboard.org/ >>> http://circuitco.com/support/ >>> >> -- >> 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]. >> For more options, visit https://groups.google.com/d/optout. >> > > > > -- > Gerald > > [email protected] > http://beagleboard.org/ > http://circuitco.com/support/ > > -- > 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]. > For more options, visit https://groups.google.com/d/optout. > > -- > 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]. > For more options, visit https://groups.google.com/d/optout. > -- Gerald [email protected] http://beagleboard.org/ http://circuitco.com/support/ -- 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]. For more options, visit https://groups.google.com/d/optout.
