From patchwork Tue May 26 08:40:06 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Josh Triplett X-Patchwork-Id: 213961 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=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, 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 27C68C433DF for ; Tue, 26 May 2020 08:40:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id F3FAB2075F for ; Tue, 26 May 2020 08:40:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727867AbgEZIkM (ORCPT ); Tue, 26 May 2020 04:40:12 -0400 Received: from relay12.mail.gandi.net ([217.70.178.232]:52519 "EHLO relay12.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726926AbgEZIkM (ORCPT ); Tue, 26 May 2020 04:40:12 -0400 Received: from localhost (50-39-163-217.bvtn.or.frontiernet.net [50.39.163.217]) (Authenticated sender: josh@joshtriplett.org) by relay12.mail.gandi.net (Postfix) with ESMTPSA id B48AF200007; Tue, 26 May 2020 08:40:08 +0000 (UTC) Date: Tue, 26 May 2020 01:40:06 -0700 From: Josh Triplett To: Greg Kroah-Hartman , Jiri Slaby Cc: linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] serial: 8250: Enable 16550A variants by default on non-x86 Message-ID: MIME-Version: 1.0 Content-Disposition: inline Sender: linux-serial-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-serial@vger.kernel.org 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. Fixes: dc56ecb81a0a ("serial: 8250: Support disabling mdelay-filled probes of 16550A variants") Signed-off-by: Josh Triplett --- Based on user reports from embedded devices that need these variants. drivers/tty/serial/8250/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/tty/serial/8250/Kconfig b/drivers/tty/serial/8250/Kconfig index af0688156dd0..8195a31519ea 100644 --- 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.