From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sjoerd Simons Subject: Re: [PATCH 0/2 v2] Fix Exynos peach USB on kernels with USB Gadget support Date: Wed, 27 Aug 2014 09:44:04 +0200 Message-ID: <1409125444.31096.44.camel@collabora.co.uk> References: <1409038230-7242-1-git-send-email-sjoerd.simons@collabora.co.uk> <53FD3D97.3010002@suse.de> Mime-Version: 1.0 Content-Type: multipart/signed; micalg="sha-1"; protocol="application/x-pkcs7-signature"; boundary="=-klu7rfdC2TpLkgcWQMso" Return-path: Received: from bhuna.collabora.co.uk ([93.93.135.160]:47355 "EHLO bhuna.collabora.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753425AbaH0HoL (ORCPT ); Wed, 27 Aug 2014 03:44:11 -0400 In-Reply-To: <53FD3D97.3010002@suse.de> Sender: linux-samsung-soc-owner@vger.kernel.org List-Id: linux-samsung-soc@vger.kernel.org To: Andreas =?ISO-8859-1?Q?F=E4rber?= Cc: Kukjin Kim , linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org --=-klu7rfdC2TpLkgcWQMso Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Wed, 2014-08-27 at 04:08 +0200, Andreas F=C3=A4rber wrote: > Hi, >=20 > Am 26.08.2014 09:30, schrieb Sjoerd Simons: > > I suspect other boards base using exynos5420/5800 might need the simila= r fixes > > (Arndale Octa and Samsung SMDK5420) to their dts files, so would be gre= at if > > folks with those board could verify this. >=20 > usbdrd_dwc3_1 is indeed required for the Arndale Octa. Not sure about 0. >=20 > I tested my attaching a USB 3.0 disk - is there an easier way to tell? That seems to be the easiest way to tell. In my testing when things broke no USB host functionality would work, so USB 3 isn't a requirement. You can also build with USB_DWC3_DEBUG enabled and check the mode file it generates in debugfs to see & set the controller mode to see how it gets setup by default and change the mode without rebuilding the dts. =46rom looking at the board on the arndaleboard wiki[0], it looks like it has one USB 3 host (which i guess is usbdrd_dwc3_1?) and a USB 2 OTG port which might be usbdrd_dwc3_0 (in which case the default setting for otg is correct).=20 0: http://www.arndaleboard.org/wiki/index.php/O_WiKi#Detail_of_Arndale_Boar= d --=20 Sjoerd Simons Collabora Ltd. --=-klu7rfdC2TpLkgcWQMso Content-Type: application/x-pkcs7-signature; name="smime.p7s" Content-Disposition: attachment; filename="smime.p7s" Content-Transfer-Encoding: base64 MIAGCSqGSIb3DQEHAqCAMIACAQExCzAJBgUrDgMCGgUAMIAGCSqGSIb3DQEHAQAAoIIUzDCCBsIw ggWqoAMCAQICEAoE3yF0XU0rjOozcgUAUOkwDQYJKoZIhvcNAQEFBQAwZTELMAkGA1UEBhMCVVMx FTATBgNVBAoTDERpZ2lDZXJ0IEluYzEZMBcGA1UECxMQd3d3LmRpZ2ljZXJ0LmNvbTEkMCIGA1UE 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