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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7CAC7F46457 for ; Mon, 16 Mar 2026 11:36:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=1OwTjbtIJs0eLkpQZb6LQwszmpwP+TkKKIgiyvOQwiM=; b=qhlNDgEwtIGV0P r6rpFg6enX7uYUZZ0xffC1zHLQtV4Gc+i1nVm0pkYKfaVmm/rb2/UPJ89KcK7kswIOxoqyatnxcGn lHB0MWbM2xPn763Umv9moLh6wUzPo+Fl2Pa2PqFHb7ud6oUUvqoCC0bkwF9xnrvsFy0IEGjJ5OPPt q726XldPBEsy/vVlgAmOEc7qt28NjOV6T/nRLj7bEIAz1lg5FXxFiKukZQtMu5cZKI02M0l32OGFe 12cm6XK7tqSv9jy+A6XyhjTdALDM3cJk+e6ZTWnEOn8AvGtk2/urHFcHijrX9ofJ5mVwdljSjDbmF JGU+5+mEt4aZSgBQ4HGw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1w26Et-00000003pxT-2s5T; Mon, 16 Mar 2026 11:36:03 +0000 Received: from mgamail.intel.com ([192.198.163.9]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1w26Em-00000003pw8-3bhc for linux-riscv@lists.infradead.org; Mon, 16 Mar 2026 11:36:01 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1773660957; x=1805196957; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=yvednJVD+S92uidTlYwGeaVVG/EK1t6E2q4V/k1EYxQ=; b=nF0PRN4DRsP4hmb7HRRMUTOVVdmol3VJxaVVhThCw/nn1aJsq73vEdzp 76tYle5YoVDmuY4k+b11yUIFOboqsQq1TZQHSS6ANAInjPpRQbeIbEyNX yJADaHmv8iZ0BxpH7nEe5+mMN1XDaVHJmruyH3RY00gLNJ9FjU2XfpYr4 F6zTZQJLqJ8CIenUE+/JWKFba0GPnApMDh890AsFnRDreY3Nq2kKg8Arg sVWqXIUEMOePXwejo68secNoYPr0HcqQXlNpCRXnL8A6EWtCiN7WU6bOD SNSgRBAaX4NNBlMN/zfgUYT+eF1XpcmBVrC53yw/CA7XAMSNWu20HD6Os A==; X-CSE-ConnectionGUID: qjTo7E9wSAuLzl1/AQzz3g== X-CSE-MsgGUID: DVxX18euTAKRBEJnRQMxfQ== X-IronPort-AV: E=McAfee;i="6800,10657,11730"; a="85374271" X-IronPort-AV: E=Sophos;i="6.23,124,1770624000"; d="scan'208";a="85374271" Received: from fmviesa010.fm.intel.com ([10.60.135.150]) by fmvoesa103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Mar 2026 04:35:46 -0700 X-CSE-ConnectionGUID: 9rp9XH9KR8yjZC4oTX02sA== X-CSE-MsgGUID: eKVTAUAVRvKpRNtiZbTfzQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,124,1770624000"; d="scan'208";a="218157295" Received: from vpanait-mobl.ger.corp.intel.com (HELO localhost) ([10.245.244.237]) by fmviesa010-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Mar 2026 04:35:42 -0700 Date: Mon, 16 Mar 2026 13:35:40 +0200 From: Andy Shevchenko To: wangjia@ultrarisc.com Cc: Ilpo =?iso-8859-1?Q?J=E4rvinen?= , Greg Kroah-Hartman , Jiri Slaby , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Rob Herring , Krzysztof Kozlowski , Conor Dooley , linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, linux-riscv@lists.infradead.org, devicetree@vger.kernel.org, Zhang Xincheng Subject: Re: [PATCH v2 2/2] riscv: ultrarisc: 8250_dw: support DP1000 uart Message-ID: References: <20260316-ultrarisc-serial-v2-0-6ab3e7fa891c@ultrarisc.com> <20260316-ultrarisc-serial-v2-2-6ab3e7fa891c@ultrarisc.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20260316-ultrarisc-serial-v2-2-6ab3e7fa891c@ultrarisc.com> Organization: Intel Finland Oy - BIC 0357606-4 - c/o Alberga Business Park, 6 krs, Bertel Jungin Aukio 5, 02600 Espoo X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260316_043556_914518_60466E03 X-CRM114-Status: UNSURE ( 7.93 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On Mon, Mar 16, 2026 at 02:33:23PM +0800, Jia Wang via B4 Relay wrote: > The UART of DP1000 does not support automatic detection of > buffer size. skip_autocfg needs to be set to true Missed period at the end. ... > +#define DW_UART_QUIRK_FIXED_TYPE BIT(6) Seems unrequired. But to make sure, can you elaborate what's going on here? What is the reads from UCV and CPR registers? -- With Best Regards, Andy Shevchenko _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv