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=-1.1 required=3.0 tests=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 E03D7C38A2B for ; Fri, 17 Apr 2020 13:23:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C0EF720724 for ; Fri, 17 Apr 2020 13:23:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1587129786; bh=ibA2rFMmnIgq8C4ss7cZI9qOp+zQGjoWhmj6CGUWqAg=; h=References:In-Reply-To:From:Date:Subject:To:Cc:List-ID:From; b=ZPTFeJ/NHph43AZDTwSHQyd2yEVk7dVMSMChF4Ygv74qK8M3wuQrkvDHf/m1qkFGA 9Lz28IgCr22uvviD6laZL7EfvFyhHzyk8aJMIu2zxKKA8ad2V8bOjFuu2z+sDpr23e 5G624XL4W6/wK3SKq/JzWvu7Cg/bey/73QDOnmX8= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730609AbgDQNXF (ORCPT ); Fri, 17 Apr 2020 09:23:05 -0400 Received: from mail.kernel.org ([198.145.29.99]:59272 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730059AbgDQNXF (ORCPT ); Fri, 17 Apr 2020 09:23:05 -0400 Received: from mail-qk1-f174.google.com (mail-qk1-f174.google.com [209.85.222.174]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 6724E2087E; Fri, 17 Apr 2020 13:23:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1587129784; bh=ibA2rFMmnIgq8C4ss7cZI9qOp+zQGjoWhmj6CGUWqAg=; h=References:In-Reply-To:From:Date:Subject:To:Cc:From; b=pvPiMKv7ntfk8qZOizcPdx7MlEsmGycUZQCRnRz4+G33Qnrb37pOO/AkBi/nBjNGz JGawS9KGQmeiK+KZ4CVHbiAykxm7qsStvYfaITLAWWvZ9vb3WTdPNYPHKZCsaMrHnM /cSjDsDb8DkSjBk3ViQf2w2ZFSt60p7OA7aLRC48= Received: by mail-qk1-f174.google.com with SMTP id v7so2337747qkc.0; Fri, 17 Apr 2020 06:23:04 -0700 (PDT) X-Gm-Message-State: AGi0Pub7VXXzN9GufKJILZdYdC6P1muKOdyDbHiGXDl4QG+m5uIedbQW t9DLXnu5p/RPSKHuke0tmdSbh9PaNM9o+J6D9g== X-Google-Smtp-Source: APiQypIIPofmnn66BHXTWvxdCOKv9Ze/AyzaJMMc0phMuil4lY+bjO9YsYMgACjlOuTWT0n/sVIjD7KyQSkUmsGI8g4= X-Received: by 2002:a37:7dc6:: with SMTP id y189mr3324472qkc.223.1587129783565; Fri, 17 Apr 2020 06:23:03 -0700 (PDT) MIME-Version: 1.0 References: <1587012974-21219-1-git-send-email-gupt21@gmail.com> In-Reply-To: From: Rob Herring Date: Fri, 17 Apr 2020 08:22:52 -0500 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH v3 1/4] dt-bindings: ttyvs: document serial null modem driver bindings To: rishi gupta Cc: Greg Kroah-Hartman , Jiri Slaby , Jonathan Corbet , Andy Shevchenko , devicetree@vger.kernel.org, "open list:SERIAL DRIVERS" , "linux-kernel@vger.kernel.org" , Linux Doc Mailing List Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Apr 17, 2020 at 12:14 AM rishi gupta wrote: > Please don't top post. > Initially there was no DT support but later it was added as CONFIGFS > is optional. Make configfs required. > DT is giving flexibility to use the driver. The DT belongs in the firmware for a platform like BIOS/EFI on your PC. Would you want to configure your driver in the BIOS? Rob > > On Fri, Apr 17, 2020 at 2:08 AM Rob Herring wrote: > > > > On Wed, Apr 15, 2020 at 11:56 PM Rishi Gupta wrote: > > > > > > The ttyvs driver creates virtual tty devices. These devices can > > > also be created through device tree. This commit document this. > > > > Device tree is for real h/w devices. You have a configfs interface to > > set these up. I don't think we need both. > > > > Rob