linux-kernel - Re: [PATCH] usb: typec: tipd: Separate reset for TPS6598x

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Message-ID: <a3bacc32-b4e2-4141-8106-486bbf783f52@kernel.org>
Date: Fri, 5 Jan 2024 12:10:20 +0200
From: Roger Quadros <rogerq@...nel.org>
To: Jai Luthra <j-luthra@...com>,
 Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
 Javier Carrasco <javier.carrasco@...fvision.net>
Cc: linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
 r-gunasekaran@...com, vigneshr@...com, d-gole@...com
Subject: Re: [PATCH] usb: typec: tipd: Separate reset for TPS6598x



On 05/01/2024 11:06, Jai Luthra wrote:
> Some platforms like SK-AM62, SK-AM62A cannot boot up to prompt if
> TPS6598x is cold-reset during unconditionally on probe failures by
> sending "GAID" sequence.
> 
> The probe can fail initially because USB0 remote-endpoint may not be
> probed yet, which defines the usb-role-switch property.
> 
> Fixes: d49f90822015 ("usb: typec: tipd: add init and reset functions to tipd_data")
> Closes: https://lore.kernel.org/linux-usb/vmngazj6si7xxss7txenezkcukqje2glhvvs7ipdcx3vjiqvlk@ohmmhhhlryws/
> Signed-off-by: Jai Luthra <j-luthra@...com>

Reviewed-by: Roger Quadros <rogerq@...nel.org>