From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on archive.lwn.net X-Spam-Level: X-Spam-Status: No, score=-5.6 required=5.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_NONE autolearn=ham autolearn_force=no version=3.4.2 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by archive.lwn.net (Postfix) with ESMTP id 153037D2F0 for ; Mon, 16 Sep 2019 07:03:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726299AbfIPHDV (ORCPT ); Mon, 16 Sep 2019 03:03:21 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:47268 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726298AbfIPHDV (ORCPT ); Mon, 16 Sep 2019 03:03:21 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: MIME-Version:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=VQ3jVwD7PofIUTBqVfu4zo5VkpdQiuL+WYyahZ52NoY=; b=HeoYHJkmgPDF0XGlqOEgEDJgx tJ9tRXzbMyJKzgc+nSZyfQ50dW42UtoNgfY1mw061Axz8d0Y4xJ8a47tI47nMkO6qD7c9n/ohsZvg SDi/mzTlDdVthKOvyMWkZH4RMawNMyyK1C1BVrboghlDfd2TDTo90SETYmJhiYzOnBJ0I3hFM8LRe EbX9mbJd+BUvFwJCxGgvSVSWMMgxS5TH93eztDqkN/4i7mHV10SlSxSr8v6XrPVZOCXP1gnron3hI 27efZbAcohD6XkLA+OYfe4sVmc81Ap2SUae9BLp1/gvac4oY1kbxZv0raTkniVwevh59eRSGYma0p 5OSfHOqqw==; Received: from [2001:4bb8:180:57ff:5cca:b473:ae29:d378] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.92.2 #3 (Red Hat Linux)) id 1i9l2d-0005SW-49; Mon, 16 Sep 2019 07:03:19 +0000 From: Christoph Hellwig To: corbet@lwn.net Cc: linux-doc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, schwab@suse.de Subject: [PATCH] Documentation: document earlycon without options for more platforms Date: Mon, 16 Sep 2019 09:03:16 +0200 Message-Id: <20190916070316.7371-1-hch@lst.de> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-doc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org The earlycon options without arguments is supposed on all device tree platforms, not just arm64. Signed-off-by: Christoph Hellwig --- Documentation/admin-guide/kernel-parameters.txt | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 4c1971960afa..fe81d8922edd 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -977,12 +977,10 @@ earlycon= [KNL] Output early console device and options. - [ARM64] The early console is determined by the - stdout-path property in device tree's chosen node, - or determined by the ACPI SPCR table. - - [X86] When used with no options the early console is - determined by the ACPI SPCR table. + When used with no options the early console is + determined by stdout-path property in device tree's + chosen node or the ACPI SPCR table if supported by + the platform. cdns,[,options] Start an early, polled-mode console on a Cadence -- 2.20.1