[U-Boot] [U-Boot, v4] usb: omap: ulpi: fix ulpi transceiver access

Tom Rini trini at ti.com
Tue Jul 2 22:06:35 CEST 2013


On Mon, Jun 10, 2013 at 06:18:04PM +0200, Michael Trimarchi wrote:

> This patch fix the omap access to the transceiver
> configuration registers using the ulpi bus. As reported by
> the documentation the bit31 is used only to check if the
> transaction is done or still running and the reading and
> writing operation have different offset and have different
> values. What we need to do at the end of a transaction is
> leave the bus in done state. Anyway an error using the ulpi
> omap register is not recoverable so any error give out the
> usage of this interface.
> 
> Tested on a custom OMAP5430 board with a TUSB1210 ULPI PHY
> on USBB1.
> 
> Signed-off-by: Michael Trimarchi <michael at amarulasolutions.com>
> Acked-by: Igor Grinberg <grinberg at compulab.co.il>
> Tested-by: Lubomir Popov <lpopov at mm-sol.com>
> Cc: Stefano Babic <sbabic at denx.de>
> Cc: Marek Vasut <marex at denx.de>
> Cc: Tom Rini <trini at ti.com>

Applied to u-boot-ti/master, thanks!

-- 
Tom
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