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From: Tom Rini <trini@konsulko.com>
To: u-boot@lists.denx.de
Subject: Using USB Mass Storage on AM335X
Date: Thu, 29 Oct 2020 18:46:06 -0400	[thread overview]
Message-ID: <20201029224606.GR5340@bill-the-cat> (raw)
In-Reply-To: <CAP9ODKrYC-N_-OxPPAD3X1J3Zczf6oSeYxCCJ2D0niF+6amTtg@mail.gmail.com>

On Thu, Oct 29, 2020 at 07:19:47PM -0300, Otavio Salvador wrote:

> 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?

Have you otherwise confirmed that you have gadget support configured /
enabled correctly on the board?  The first thing that comes to mind with
that type of problem is clock/pinmux being wrong.

-- 
Tom
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  reply	other threads:[~2020-10-29 22:46 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 [this message]
2020-10-30  0:49   ` Otavio Salvador
2020-10-30  6:06 ` Heiko Schocher
2020-10-30  6:11   ` Lokesh Vutla
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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