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=-2.1 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 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 B083BC433DF for ; Thu, 4 Jun 2020 15:14:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 848102072E for ; Thu, 4 Jun 2020 15:14:11 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="CVOVrcVc" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729301AbgFDPOK (ORCPT ); Thu, 4 Jun 2020 11:14:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60414 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729170AbgFDPOK (ORCPT ); Thu, 4 Jun 2020 11:14:10 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B08D1C08C5C0; Thu, 4 Jun 2020 08:14:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: Content-Type:In-Reply-To:MIME-Version:Date:Message-ID:From:References:Cc:To: Subject:Sender:Reply-To:Content-ID:Content-Description; bh=hqxSBMYgaMHcJppIVN2RkGs74NNJ8ayw/b2Z0TVTbhA=; b=CVOVrcVcDpuy53BE6gQxo+e3Yi sxkkl2mIhbuJQ3FE79005adrbaFHVLxFilL8esm+M+NCIITHg3vbfDzVnp/RU5A0stVgPzpmXlNFN wMNldE7MvonsWjSkfmpwaZvo9yneALcl8AtBRAmwXBKiB1qHZbcbOgciXTMO7oFavTMXrGpKBIqtM axTB8Xl5JJzyk25FPjUj4ABcYkfUhyk17BkMhRWitZIO4LTdYT9YtExy2g1a+JsTie/cKiOYWImiL nv1K9nIj+YN5W4ELlsLB2itDS+WBKh48GHmvYhfj86RJ74uTnHR/KlnBgy28cp0BqqYfvYR5aZ+w3 UXS19Hig==; Received: from [2601:1c0:6280:3f0:897c:6038:c71d:ecac] by bombadil.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1jgrZE-0003Jb-Qh; Thu, 04 Jun 2020 15:14:04 +0000 Subject: Re: [PATCH v7 5/5] drivers/tty/serial: add LiteUART driver To: Mateusz Holenko , Rob Herring , Mark Rutland , Greg Kroah-Hartman , Jiri Slaby , devicetree@vger.kernel.org, linux-serial@vger.kernel.org Cc: Stafford Horne , Karol Gugala , Mauro Carvalho Chehab , "David S. Miller" , "Paul E. McKenney" , Filip Kokosinski , Pawel Czarnecki , Joel Stanley , Jonathan Cameron , Maxime Ripard , Shawn Guo , Heiko Stuebner , Sam Ravnborg , Icenowy Zheng , Laurent Pinchart , linux-kernel@vger.kernel.org, "Gabriel L. Somlo" References: <20200604121142.2964437-0-mholenko@antmicro.com> <20200604121142.2964437-5-mholenko@antmicro.com> From: Randy Dunlap Message-ID: <418aa34e-af6c-3a3c-8d22-e7a122963b8f@infradead.org> Date: Thu, 4 Jun 2020 08:14:02 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.8.0 MIME-Version: 1.0 In-Reply-To: <20200604121142.2964437-5-mholenko@antmicro.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Hi-- On 6/4/20 3:14 AM, Mateusz Holenko wrote: > +config SERIAL_LITEUART > + tristate "LiteUART serial port support" > + depends on HAS_IOMEM > + depends on OF || COMPILE_TEST > + depends on LITEX_SOC_CONTROLLER > + select SERIAL_CORE > + help > + This driver is for the FPGA-based LiteUART serial controller from LiteX > + SoC builder. > + > + Say 'Y' here if you wish to use the LiteUART serial controller. > + Otherwise, say 'N'. That last paragraph seems to say that Y and N are the only choices here. It can also be set to M ... -- ~Randy