From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753255AbcHPHLE (ORCPT ); Tue, 16 Aug 2016 03:11:04 -0400 Received: from mga03.intel.com ([134.134.136.65]:5604 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751596AbcHPHLC (ORCPT ); Tue, 16 Aug 2016 03:11:02 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.28,529,1464678000"; d="asc'?scan'208";a="749284235" From: Felipe Balbi To: ayaka , Greg KH Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, b-liu@ti.com Subject: Re: musb: am3358: having problem with high-speed on usb1 at peripheral In-Reply-To: <1f1c1bf0-a6b9-2e07-143e-e6352e3c7588@soulik.info> References: <1470968595-29231-1-git-send-email-ayaka@soulik.info> <20160812074051.GA12546@kroah.com> <295cf920-535e-9f17-c477-1fa8f4972630@soulik.info> <20160812174423.GA6571@kroah.com> <1f1c1bf0-a6b9-2e07-143e-e6352e3c7588@soulik.info> User-Agent: Notmuch/0.22.1+63~g994277e (https://notmuchmail.org) Emacs/25.1.1 (x86_64-pc-linux-gnu) Date: Tue, 16 Aug 2016 10:10:48 +0300 Message-ID: <874m6l9ojr.fsf@linux.intel.com> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha256; protocol="application/pgp-signature" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --=-=-= Content-Type: text/plain Content-Transfer-Encoding: quoted-printable Hi, ayaka writes: > On 08/13/2016 01:44 AM, Greg KH wrote: >> On Sat, Aug 13, 2016 at 12:38:46AM +0800, ayaka wrote: >>> >>> On 08/12/2016 03:40 PM, Greg KH wrote: >>>> On Fri, Aug 12, 2016 at 10:23:15AM +0800, ayaka wrote: >>>>> Hello all: >>>>> I recently add a support for customize am3358 board using the bra= nch >>>>> processor-sdk-linux-03.00.00 from Ti git. But I meet a problem with m= usb >>>>> at the peripheral mode. >>>> Then you are going to have to get support from TI for this, nothing we >>>> can do here about random vendor kernel trees, sorry. >>>> >>>> If you can use the 4.7 tree, or better yet, the 4.8-rc tree, then we >>> I have tried the 4.8-rc1, I meet the same problem. >> What problem is that exactly? > Sorry, the USB1 can't work at high speed gadget mode and have DMA problem. > musb-hdrc musb-hdrc.0.auto: Failed to request rx1. > musb-hdrc musb-hdrc.0.auto: musb_init_controller failed with status -517 =2D517 is EPROBE_DEFER. Most likely DMA hasn't probed and MUSB is deferring to try later. This does _NOT_ MUSB can't work with DMA. Perhaps you didn't enable support for MUSB's DMA engine. =2D-=20 balbi --=-=-= Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQIcBAEBCAAGBQJXsrx4AAoJEIaOsuA1yqRE0DYP/3KGl7D9M9GjhRhz5yUaRiJm ZW+naUxP1lDmGHKavR/+INR90nnt3b9PuklKrkg96upQt0X+ixgRXzac1p0326c4 RbDtEKkSMSKvQl7u3oBQOAawZsSbXWkDH4h3RiehBqNi/Sxx5zTuSn/I2zxDfhb2 MCbnxdtXH7/W3igqOyRpV19rDzY16kZOV0witr5aj8lKOgar4gsRkgGrDXhrZ/ZX bXcxjRAtbLFHUQAXy+yFYGpim8yzLPveFYQIKmYPwqP91C2Awv60pt248zV9I0Q0 pJe4krr8QnrSz91pfDao1+kw9PDerTi0jBbC0Da8e0vyuxqqUIqdvG0fnGMN1VGa /3nbHE7JpAv81cW2rBhvTV+n0BldIoCIfKsYtE4HenrWe6Blc31v+n8c4vAIhYcE KxJ5v/C56CCk98iQTo1VgNnLCAujCnT6CwrMe4LA3DpzuQTHWyVriPfCfnQfqb24 IRQ9dkIeTcsX152NTrWTnCIRanp94KFIHW1v+fjCajYrZssQVNAxVhCRc2iqDTcI 0ctkjk6xiT5AziWx8JvoxID1Ktz5Rg4KUkUqh7ko+P7f3n8hg9XEA+eWvNwGRjZB 7MnLSyri+9dQKiiXdrCghOrSXcYArwYQMLllwih/nPuY+0wIJKQBqT2LrJL//CNh NOzcDi+wL3i4n5mfUFIs =Xbl6 -----END PGP SIGNATURE----- --=-=-=--