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=-3.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT 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 24F53C3A59E for ; Mon, 26 Aug 2019 07:29:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id ECFCC206BA for ; Mon, 26 Aug 2019 07:29:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="RvZI/TSC" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730106AbfHZH3o (ORCPT ); Mon, 26 Aug 2019 03:29:44 -0400 Received: from mail-pg1-f180.google.com ([209.85.215.180]:42188 "EHLO mail-pg1-f180.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729946AbfHZH3o (ORCPT ); Mon, 26 Aug 2019 03:29:44 -0400 Received: by mail-pg1-f180.google.com with SMTP id p3so10047711pgb.9; Mon, 26 Aug 2019 00:29:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=4WtULKYQmU1MAdTBRsLIJVkkfqb/nPQehYfnTGkRhEE=; b=RvZI/TSCeXAgp7oon0iN6E2mRdzDcLsxO5UVXJoC+CKq14vk7Mh0sSmXb6UP6EQzUl CY2lcfuDOTgqWs7T+1d17x61faPQkx3IpLMIII0NB3SG1SUj7Qiqz9UzFybuVGdp+v37 qNptFAfEDnqJdtA3bq+Ofzl9Yqxlo2cvInLcP3ZNEx6XUbRmdaT+UZec4/bdPTcvwjex gcWkvsvEwJaJTO3q7gOUX7wGBNO4as33PEQ3CHP1W/okCkWP08EoAa7wqsEg24uirffV VzwAmKvBC4hddL2zMXl5FFH+Vf5MRK0OyfSVqQjWqkO7LYLgZttNY41QvO810sQY2t4Z UTQQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=4WtULKYQmU1MAdTBRsLIJVkkfqb/nPQehYfnTGkRhEE=; b=NilufgEI1UiLM7uI8+aoBlqBrFf99obBwIF6YMRflYIe81Dc9EKCklBLgn7v0stg3Q YGE9CF0c/OhnavCDFvApRTDTMbpK9JGXjXl1llPzJOkdKF2lJKID0kNCGA57fUrb5B/J Afw0jBJKtih7bzjHUOw3xz1T0TH8z1k+EoaFyE+Xc5aVZKN1DwXZiVPD+zGFNVT8cUdJ eEFQigxBmgpBSubJetMFfJ6uCo9HdkLupJITS1rlbZWuqnOLwcFv3dqyFegbHBtkTD2g kPiIZxTrFpJFFFt1VdfYkMwvDwoSyW7oAOWv6WXbFE5jnXb8MvE0xnNvpSqAPD8ah0lA cy8Q== X-Gm-Message-State: APjAAAWnA1EoIXwAk3y13wk9DEj/VSW//IUuHaZTCe3fYr/B8+Dqq9Cn SYuMxaFn5h+XQhFMHpb+UVs= X-Google-Smtp-Source: APXvYqyPebsUaxcnXHQK8IjMAvPLWlt2Q5wzh7KMoezYBwvPOfW2a3rqtAJyw1J2vxUDlF2d/VQjLQ== X-Received: by 2002:aa7:9edc:: with SMTP id r28mr18125599pfq.219.1566804583541; Mon, 26 Aug 2019 00:29:43 -0700 (PDT) Received: from ubt.spreadtrum.com ([117.18.48.82]) by smtp.gmail.com with ESMTPSA id p90sm11195670pjp.7.2019.08.26.00.29.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 26 Aug 2019 00:29:42 -0700 (PDT) From: Chunyan Zhang To: Greg Kroah-Hartman , Jiri Slaby , Orson Zhai , Baolin Wang Cc: linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org, Chunyan Zhang Subject: [PATCH 0/3] keep console alive even if missing the 'enable' clock Date: Mon, 26 Aug 2019 15:29:26 +0800 Message-Id: <20190826072929.7696-1-zhang.lyra@gmail.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Chunyan Zhang After the commit 4007098f4ce4 (serial: sprd: Add power management for the Spreadtrum serial controller), the 'enable' clock was forced to be configured in device tree, otherwise the uart devices couldn't be probed successfully. With this patch-set, the uart device which is used as console would be allowed to register even without any clock configured in device tree, this will make debug easier. Chunyan Zhang (3): serial: sprd: check the right port and membase serial: sprd: add console_initcall in sprd's uart driver serial: sprd: keep console alive even if missing the 'enable' clock drivers/tty/serial/sprd_serial.c | 42 ++++++++++++++++++++++++++------ 1 file changed, 34 insertions(+), 8 deletions(-) -- 2.20.1