[Librem-5-dev] devkit flashing help

Aaron aaron.morand at gmail.com
Tue Sep 29 10:17:23 PDT 2020


Hi Angus,

Thanks for your reply.   It used to show up, when I have tried it before,
but it isn't showing up now.
USB Boot mode I see it as
 Bus 005 Device 021: ID 1fc9:012b NXP Semiconductors i.MX 8M Dual/8M
QuadLite/8M Quad Serial Downloader

Aaron

On Tue, 29 Sep 2020 at 11:44, Angus Ainslie via Librem-5-dev <
librem-5-dev at lists.community.puri.sm> wrote:

> Hi Aaron,
>
> On 2020-09-25 8:31 a.m., Aaron via Librem-5-dev wrote:
>
>
> Yes, it shows up via lsusb.  It is also recognised differently according
> to the position of the USB Boot Mode switch.
>
> Does it show up as a USB gadget when it is in eMMC boot mode ?
>
> Angus
>
> Aaron
>
> On Fri, 25 Sep 2020 at 11:24, David Boddie via Librem-5-dev <
> librem-5-dev at lists.community.puri.sm> wrote:
>
>> On Date: Mon, 21 Sep 2020 10:23:28 -0400, Aaron wrote:
>>
>> > I've had this same issue with my dev-kit since I got it.  I had
>> originally
>> > gotten an externally powered USB-C hub to help with power issues, but I
>> > still had this issue.  The battery idea sounded interesting and I have
>> > tried that as well, with the same results.  I have also tried turning
>> off
>> > the kill switches for the wifi, wlan and camera/mic in hopes to minimize
>> > power consumption, with no success.
>> >
>> > How do I get debug port output?  As per the documentation
>> > <https://developer.puri.sm/Librem5/Hardware_Reference/devkit.html>, I
>> have
>> > only found the unpopulated JTAG and UART headers.  I would need to get
>> > headers on one of those to be able to get the debug information
>> mentioned?
>>
>> It's the UART you need to access with a header.
>>
>> Has the board ever appeared as a USB device when connected to a
>> workstation?
>>
>> David
>> _______________________________________________
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>> Librem-5-dev at lists.community.puri.sm
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>>
>
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