From: Lokesh Vutla <lokeshvutla@ti.com>
To: u-boot@lists.denx.de
Subject: Using USB Mass Storage on AM335X
Date: Fri, 30 Oct 2020 11:41:31 +0530 [thread overview]
Message-ID: <00eed1c0-520a-e1ff-4a23-c4e70cc9148e@ti.com> (raw)
In-Reply-To: <36da80a3-e644-3551-9850-a4a07c5c80c6@denx.de>
+ Pratyush
On 30/10/20 11:36 am, Heiko Schocher wrote:
> Hello Otavio,
>
> Am 29.10.2020 um 23:19 schrieb Otavio Salvador:
>> Hi,
>>
>> I am working on porting mainline U-Boot to a custom AM335X board that
>> only has eMMC as the boot medium.
>>
>> I can load U-Boot via serial boot and flash MLO and u-boot.img into
>> the eMMC using DFU. Then the board boots successfully via eMMC.
>>
>> Now I want to run the "ums" command to be able to mount the eMMC on
>> the host. The problem I am getting is that when I select
>> CONFIG_CMD_USB_MASS_STORAGE=y the board no longer boots.
>>
>> Does anyone know why selecting CONFIG_CMD_USB_MASS_STORAGE=y causes
>> the board to not boot anymore?
>
> Not really ... I cannot see, which impact activating this command
> has with not booting ...
>
> May some problem with image size? Early malloc space, some addresses
> which now overlap?
Good point. Just to avoid this scenario, can you make sure UMS is enabled only
in U-Boot and not in SPL? or you can try with old MLO with new U-Boot :).
As Heiko already asked, can you provide more details in the failing scenario?
Thanks and regards,
Lokesh
next prev parent reply other threads:[~2020-10-30 6:11 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-29 22:19 Using USB Mass Storage on AM335X Otavio Salvador
2020-10-29 22:46 ` Tom Rini
2020-10-30 0:49 ` Otavio Salvador
2020-10-30 6:06 ` Heiko Schocher
2020-10-30 6:11 ` Lokesh Vutla [this message]
2020-10-30 8:33 ` Lukasz Majewski
2020-11-01 1:12 ` Otavio Salvador
2020-11-02 7:05 ` Heiko Schocher
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