From: shawn.guo@freescale.com (Shawn Guo)
To: linux-arm-kernel@lists.infradead.org
Subject: i.MX6 USB OTG support is broken on linux-next
Date: Sun, 11 May 2014 09:40:28 +0800 [thread overview]
Message-ID: <20140511014027.GV2794@dragon> (raw)
In-Reply-To: <4285b0d55d2545b99c4ba6b703e65a12@BL2PR03MB226.namprd03.prod.outlook.com>
On Sun, May 11, 2014 at 08:40:25AM +0800, Chen Peter-B29397 wrote:
> As I explained before:
> "OTG devices and Embedded Hosts both have Targeted Host functionality,
> and each Targeted Host has its TPL (Targeted Peripheral List), only the
> devices are at TPL are supported by Targeted Host."
>
> So when the board is OTG & EH (CONFIG_USB_OTG is set), it should
> have TPL according to spec. In fact, even the CONFIG_USB_OTG_WHITELIST
> is not set, the non-TPL devices have not worked well, eg, it will
> not be enumerated again after it has disconnected from host 10 seconds
> later due to vbus has turned off by host.
So all in all, it sounds to me that in my case, USB_OTG_FSM shouldn't be
set, neither in defconfig nor manually in menuconfig, right?
What about USB_OTG? Can I set it in defconfig or manually in
menuconfig?
Shawn
next prev parent reply other threads:[~2014-05-11 1:40 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-09 13:00 i.MX6 USB OTG support is broken on linux-next Shawn Guo
2014-05-10 11:10 ` Peter Chen
2014-05-10 13:18 ` Shawn Guo
2014-05-10 13:57 ` Li Jun
2014-05-11 1:34 ` Shawn Guo
2014-05-12 5:45 ` Sascha Hauer
2014-05-13 0:33 ` Peter Chen
2014-05-13 5:48 ` Sascha Hauer
2014-05-11 0:40 ` Peter Chen
2014-05-11 1:40 ` Shawn Guo [this message]
2014-05-12 1:22 ` Peter Chen
2014-05-12 13:54 ` Shawn Guo
2014-05-13 0:25 ` Peter Chen
2014-05-13 1:42 ` Shawn Guo
2014-05-13 1:10 ` Li Jun
2014-05-13 2:40 ` Shawn Guo
2014-05-13 2:40 ` Peter Chen
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