linux-kernel - Re: [PATCH 14/16] usb: musb: dsps: add MUSB_DEVCTL

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Message-ID: <20130726163101.GB29819@linutronix.de>
Date:	Fri, 26 Jul 2013 18:31:01 +0200
From:	Sebastian Andrzej Siewior <bigeasy@...utronix.de>
To:	Bin Liu <binmlist@...il.com>
Cc:	linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
	balbi@...com, george.cherian@...com
Subject: Re: [PATCH 14/16] usb: musb: dsps: add MUSB_DEVCTL_SESSION back
 after removal

* Bin Liu | 2013-07-23 13:55:27 [-0500]:

>Hi Sebastian,
Hi Bin,

>either by SRP or HNP, or something else. In TI 3.2 kernel, there is
>workaround in otg_timer() to _toggle_ the SESSION bit to detect if ID
>pin is grounded, which means a USB device is connected.

I've been looking at
  http://downloads.ti.com/sitara_linux/esd/AM335xSDK/latest/index_FDS.html

and I can't find what you are talking about. My MUSB_DEVCTL doesn't
change after I connect a device and the SESSION bit is not set. Also I
remain in a_idle state. Do you have maybe a hint for me? :)

>Regards,
>-Bin.

Sebastian
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