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=-6.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 539FCC433DF for ; Tue, 9 Jun 2020 17:55:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0E7AB20801 for ; Tue, 9 Jun 2020 17:55:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591725352; bh=OwzI0aRK/h+F2kEP/UMIb+22nVLukoXCw8gc0x42/Tg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=S50VtxQsYLNAsb9VaI0YRnEq/vQAfQsPsJhTqVuK/4We6k+dhrbUK1zpxAG29Tajq e2M3PGrGkqVpN00Y7zcVH7/9GWVSTpQz1aK4ZhFxuKwYzmEeO9ltrrE+kl/FPF46Jv kOOTxDDc4CQnnyik3YTJ9QRc2hluCI6vfItjfCpY= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1733303AbgFIRzu (ORCPT ); Tue, 9 Jun 2020 13:55:50 -0400 Received: from mail.kernel.org ([198.145.29.99]:45618 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1733060AbgFIRyJ (ORCPT ); Tue, 9 Jun 2020 13:54:09 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0BF74207C3; Tue, 9 Jun 2020 17:54:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591725248; bh=OwzI0aRK/h+F2kEP/UMIb+22nVLukoXCw8gc0x42/Tg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=dQBoevc61MqR2mvxZufws54iVtY4BHHHKvwE6tc+sYimWIYhw0uciCA52Fz/naTVR HheidcfEZQjDCb6nThKcMpduL9dCbsaB5/0a+ii3O9iuf9CnDpnKyBmsnHXez1a3d6 TlNYDGgj8qikQFlKQVJzS6fqZfplvbsmZMj9z2WM= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Vladimir Oltean , Maxim Kochetkov , Josh Triplett Subject: [PATCH 5.6 29/41] serial: 8250: Enable 16550A variants by default on non-x86 Date: Tue, 9 Jun 2020 19:45:31 +0200 Message-Id: <20200609174114.888204498@linuxfoundation.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200609174112.129412236@linuxfoundation.org> References: <20200609174112.129412236@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Josh Triplett commit 15a3f03d5ec0118f1e5db3fc1018686e72744e37 upstream. Some embedded devices still use these serial ports; make sure they're still enabled by default on architectures more likely to have them, to avoid rendering someone's console unavailable. Reported-by: Vladimir Oltean Reported-by: Maxim Kochetkov Fixes: dc56ecb81a0a ("serial: 8250: Support disabling mdelay-filled probes of 16550A variants") Cc: stable Signed-off-by: Josh Triplett Link: https://lore.kernel.org/r/a20b5fb7dd295cfb48160eecf4bdebd76332d67d.1590509426.git.josh@joshtriplett.org Signed-off-by: Greg Kroah-Hartman --- drivers/tty/serial/8250/Kconfig | 1 + 1 file changed, 1 insertion(+) --- a/drivers/tty/serial/8250/Kconfig +++ b/drivers/tty/serial/8250/Kconfig @@ -63,6 +63,7 @@ config SERIAL_8250_PNP config SERIAL_8250_16550A_VARIANTS bool "Support for variants of the 16550A serial port" depends on SERIAL_8250 + default !X86 help The 8250 driver can probe for many variants of the venerable 16550A serial port. Doing so takes additional time at boot.