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=-1.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED autolearn=ham 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 5C008C46475 for ; Thu, 25 Oct 2018 14:57:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 01C2320854 for ; Thu, 25 Oct 2018 14:57:21 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="PcPc2im/" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 01C2320854 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727668AbeJYXa2 (ORCPT ); Thu, 25 Oct 2018 19:30:28 -0400 Received: from mail.kernel.org ([198.145.29.99]:47568 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727394AbeJYXa1 (ORCPT ); Thu, 25 Oct 2018 19:30:27 -0400 Received: from [192.168.1.9] (cpe-70-114-128-244.austin.res.rr.com [70.114.128.244]) (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 6094320848; Thu, 25 Oct 2018 14:57:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1540479438; bh=SKEZjI02Nw42/EG6nrAVnMioIczeZ+Y2/YcqWjMlsG0=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=PcPc2im/p1h6NeNzjO1JCJZ1/n0vQ5wJZd+nElw8LSvVJfj//rHLtdRcZwFVQR+JR 1P+O36LpezCdlv4F/IO3Q98yFA3CEWBjOO03DpjGoZD/L0Ezw39JauDDlzeK4jimDl I1rPZGyfQhFydfz1ZzI29caLVCRkzmaOKs9RJu3s= Subject: Re: [PATCH] ARM: debug: enable UART1 for socfpga Cyclone5 To: =?UTF-8?B?Q2zDqW1lbnQgUMOpcm9u?= , u.kleine-koenig@pengutronix.de Cc: Florian Fainelli , Russell King , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org References: <20181009112837.2517-1-peron.clem@gmail.com> <74512aef-d551-30af-b4cf-25f48047a4ac@kernel.org> <20181024065152.yinlj4axprtwdzku@pengutronix.de> From: Dinh Nguyen Openpgp: preference=signencrypt Autocrypt: addr=dinguyen@kernel.org; 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Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi On 10/24/2018 09:11 AM, Clément Péron wrote: > Hi, > > On Wed, 24 Oct 2018 at 08:51, Uwe Kleine-König > wrote: >> >> On Tue, Oct 23, 2018 at 03:35:31PM -0500, Dinh Nguyen wrote: >>> >>> >>> On 10/23/2018 09:44 AM, Clément Péron wrote: >>>> HI Dinh, >>>> >>>> On Tue, 23 Oct 2018 at 16:04, Dinh Nguyen wrote: >>>>> >>>>> Hi Clément, >>>>> >>>>> On 10/09/2018 06:28 AM, Clément Péron wrote: >>>>>> Cyclone5 and Arria10 doesn't have the same memory map for UART1. >>>>>> >>>>>> Split the SOCFPGA_UART1 into 2 options to allow debugging on UART1 for Cylone5. >>>>>> >>>>> >>>>> I'm not sure the need for this patch. Are there any cyclone5 based >>>>> boards that has UART1 as the debug uart? I see that all of them are >>>>> using UART0. >>>> >>>> There is no upstream device with this UART used. But the board I have >>>> use it, and there is no limitation to not have it available upstream >>>> no ? >>>> >>> >>> I see. Then I don't think the patch is applicable because none of the >>> upstream devices need it. Now, if you were to upstream your board that >>> uses UART1, then there will be a case for this patch. Do you agree? > > I don't think my board is upstreamable it's not a devkit and not > really interesting for the community. > > It's really a trivial patch and it will avoid wasting time to another > owner of CycloneV board who would like to have debug on UART1 > I'll apply this after the merge window. Thanks, Dinh