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=-7.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no 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 4F4F0C43463 for ; Fri, 18 Sep 2020 14:36:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 019FD21534 for ; Fri, 18 Sep 2020 14:36:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600439784; bh=gVmXYfLiwZCsarxdOHI8x974iAWlEt/GUiUG5umSaKE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=IavxyMuJtUA1kFEjcjFp9Yxn/DZNgiMx2WFS+CKjgEuO1Y6tnwY1yuKZcXko7CEWO v8v+kBS9SgDQHUuyFNaj5Es/AHTZvtAys2NV0tA6GldWFhzavEumbw7Z9zUdTI81c6 L0FnwByfYq9a+Gl7pytDGdGWqGZ6vSuM9zZjR0GY= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726126AbgIROgX (ORCPT ); Fri, 18 Sep 2020 10:36:23 -0400 Received: from mail-lj1-f195.google.com ([209.85.208.195]:43208 "EHLO mail-lj1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725955AbgIROgX (ORCPT ); Fri, 18 Sep 2020 10:36:23 -0400 Received: by mail-lj1-f195.google.com with SMTP id u4so5264317ljd.10 for ; Fri, 18 Sep 2020 07:36:21 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=uxqL4ffaBPms3YakHac8IIQR8LF9MNzq1jylguIQnUI=; b=MnFkHYHYKs+O2tpsW6tHOdrfC7jN3Nqy3k1ucDRbwHRtOWvy3ve2NEvzzxm0pZmXdb Pp/7cqQTHx6iNkI9A3MZb/gulhxFhqdH9KkyiGO1454vN13VfyORr/x3uc0c9Bp4QNul nPUEWVwDa+zALXaMCfCzx8eKfNK1IbfsxkETpluGqyX1fV9WcGJwoP5nKfEFjpFfr7dt kc+TracebwHcslZusApAcn4Yp+yYJ17fGc50bzaL1kmvz7BBu8fcQMVbiVecrMOv7qMx scxpFxs/BSearhK+99Ts0OGXZOFNkGfrVV6JUgETCXjDW5zCGy6VRHx7OFfKk4rZ0vWa C9Vg== X-Gm-Message-State: AOAM530f2IU9621IWHVGi+1kP8gJSCMCUWUNvdQhefY9emJfxo16IkJq y+1E1valhAbg6DZp746sMZs= X-Google-Smtp-Source: ABdhPJwpJ/K43Iynvp1XKOH8h7/IqKCEIfwaQuUxWN4Up5S930hvKrCNN4G8w4xIqZl6N/aoBySTfw== X-Received: by 2002:a2e:a494:: with SMTP id h20mr10993692lji.116.1600439780789; Fri, 18 Sep 2020 07:36:20 -0700 (PDT) Received: from xi.terra (c-beaee455.07-184-6d6c6d4.bbcust.telenor.se. [85.228.174.190]) by smtp.gmail.com with ESMTPSA id w12sm616539lfk.193.2020.09.18.07.36.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 18 Sep 2020 07:36:19 -0700 (PDT) Received: from johan by xi.terra with local (Exim 4.93.0.4) (envelope-from ) id 1kJHUm-0000xg-Em; Fri, 18 Sep 2020 16:36:16 +0200 Date: Fri, 18 Sep 2020 16:36:16 +0200 From: Johan Hovold To: Andy KN4UCL Cc: Johan Hovold , "linux-serial@vger.kernel.org" Subject: Re: Edgeport/4 Compatibility Re: your mail Message-ID: <20200918143616.GB21896@localhost> References: <20200918075633.GQ24441@localhost> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-serial@vger.kernel.org On Fri, Sep 18, 2020 at 06:54:17AM -0400, Andy KN4UCL wrote: > Hello Johan - resending without disclaimer :-) Thanks. Also try sending without HTML so that your messages reach the mailing lists (e.g. gmail's plaintext option). > I emailed Greg and via automated email indicated I should post my > question here. I've added linux-usb on CC as well. > I am trying to get some legacy EdgePort/4 and 8 devices to work on > Linux using Raspberry Pi OS. > > I notice in the kernel.org notes, compatibility with Edgeport seems to > be a good possibility. > > Can you advise? I get "cannot send clear loopback command" messages > in dmesg and these seem to be directly from the driver code I found > while googling. I assume these errors prevent the serial connection > from starting up. Devices seem to behave fine under Windows 10 (if > that's any kind of validation.) First, what are the VID and PIDs for these devices? Perhaps you can include the full output of "lsusb -v" for both types as well for completeness. > I do not have any problems with several Keyspan USA-49W devices which > are also referenced in the Compatibility section in the notes, so I > think my Linux machine is good. > > Apologies - I am not a Linux expert, just an end user. > > Any guidance or tips would be appreciated! > > Thanks in advance Johan