[Bug 241301] Beaglebone black eMMC not detected, sdhci_ti1 controller timeout errors

Ian Lepore ian at freebsd.org
Wed Oct 16 16:46:26 UTC 2019


On Wed, 2019-10-16 at 15:49 +0000, bugzilla-noreply at freebsd.org wrote:
> https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=241301
> 
>             Bug ID: 241301
>            Summary: Beaglebone black eMMC not detected, sdhci_ti1
>                     controller timeout errors
>            Product: Base System
>            Version: CURRENT
>           Hardware: arm
>                 OS: Any
>             Status: New
>           Severity: Affects Some People
>           Priority: ---
>          Component: arm
>           Assignee: freebsd-arm at FreeBSD.org
>           Reporter: ian at FreeBSD.org
> 
> When booting a beaglebone black with the SD-boot button held down, the eMMC
> connected to the sdhci_ti1 device does not work.  Booting without holding down
> the SD-boot button does work, presumably because that causes the am335x ROM to
> configure the hardware.
> 
> This was originally thought to be bug 238344, because the symptoms are the
> same, but in this case the problem is in freebsd code, not u-boot.
> 

FYI, I've now committed a pair of changes (r353651 and r353652) that
fix this problem.  I'll get them merged to 12-stable, and hopefully to
12.1-release asap.

-- Ian




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