From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752877AbcHLSBJ (ORCPT ); Fri, 12 Aug 2016 14:01:09 -0400 Received: from kozue.soulik.info ([108.61.200.231]:59325 "EHLO kozue.soulik.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752600AbcHLSBF (ORCPT ); Fri, 12 Aug 2016 14:01:05 -0400 Subject: Re: musb: am3358: having problem with high-speed on usb1 at peripheral To: Greg KH 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> Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, b-liu@ti.com From: ayaka Message-ID: <1f1c1bf0-a6b9-2e07-143e-e6352e3c7588@soulik.info> Date: Sat, 13 Aug 2016 01:59:42 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.2.0 MIME-Version: 1.0 In-Reply-To: <20160812174423.GA6571@kroah.com> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 branch >>>> processor-sdk-linux-03.00.00 from Ti git. But I meet a problem with musb >>>> 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 > >> I have enabled the CONFIG_OMAP_USB2, I don't find at ti's kernel. > I don't understand, is that your hardware you are using? > > thanks, > > greg k-h