From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-15.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 42FFDC433F7 for ; Mon, 29 Mar 2021 09:31:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 21F7461969 for ; Mon, 29 Mar 2021 09:31:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232253AbhC2Ja4 (ORCPT ); Mon, 29 Mar 2021 05:30:56 -0400 Received: from elvis.franken.de ([193.175.24.41]:33849 "EHLO elvis.franken.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231862AbhC2JaX (ORCPT ); Mon, 29 Mar 2021 05:30:23 -0400 Received: from uucp (helo=alpha) by elvis.franken.de with local-bsmtp (Exim 3.36 #1) id 1lQoE1-0003qb-07; Mon, 29 Mar 2021 11:30:21 +0200 Received: by alpha.franken.de (Postfix, from userid 1000) id 75349C1D90; Mon, 29 Mar 2021 11:27:07 +0200 (CEST) Date: Mon, 29 Mar 2021 11:27:07 +0200 From: Thomas Bogendoerfer To: Qing Zhang Cc: Jiaxun Yang , Huacai Chen , linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] MIPS: Loongson64: enable CONFIG_USB_SERIAL_PL2303 Message-ID: <20210329092707.GG8484@alpha.franken.de> References: <20210329071558.3492-1-zhangqing@loongson.cn> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210329071558.3492-1-zhangqing@loongson.cn> User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Mar 29, 2021 at 03:15:58PM +0800, Qing Zhang wrote: > When using the Loongson-3A4000 machine for serial port debugging, > there is no /dev/ttyUSB* output, which makes the serial port unavailable, > For convenience, we open this configuration. > > zhangqing@loongson-pc:~$ cat /sys/firmware/lefi/boardinfo > Board Info > Manufacturer : THTF > Board Name : THTF-LS3A4000-7A1000-ML4A > Family : LOONGSON3 > > BIOS Info > Vendor : ZD tech > Version : ZD tech-V2.1.1 > ROM Size : 4 KB > Release Date : 2020-06-29 > > zhangqing@loongson-pc:~$ lsusb > Bus 006 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub > Bus 005 Device 003: ID 093a:2510 Pixart Imaging, Inc. Optical Mouse > Bus 005 Device 002: ID 0c45:760b Microdia USB Keyboard > Bus 005 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub > Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub > Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub > Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub > Bus 003 Device 003: ID 067b:2303 Prolific Technology, Inc. PL2303 Serial Port > Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub > > Signed-off-by: Qing Zhang > --- > arch/mips/configs/loongson3_defconfig | 1 + > 1 file changed, 1 insertion(+) applied to mips-next. Thomas. -- Crap can work. Given enough thrust pigs will fly, but it's not necessarily a good idea. [ RFC1925, 2.3 ]