From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751845AbeFAOML (ORCPT ); Fri, 1 Jun 2018 10:12:11 -0400 Received: from mail.micronovasrl.com ([212.103.203.10]:43966 "EHLO mail.micronovasrl.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750850AbeFAOMH (ORCPT ); Fri, 1 Jun 2018 10:12:07 -0400 Authentication-Results: mail.micronovasrl.com (amavisd-new); dkim=pass reason="pass (just generated, assumed good)" header.d=micronovasrl.com X-Spam-Flag: NO X-Spam-Score: -2.9 From: Giulio Benetti To: Greg Kroah-Hartman Cc: Jiri Slaby , Andy Shevchenko , Kees Cook , Matthias Brugger , Allen Pais , Sean Young , Ed Blake , Stefan Potyra , Philipp Zabel , Joshua Scott , Vignesh R , Rolf Evers-Fischer , Aaron Sierra , Rafael Gago , Joel Stanley , Sean Wang , linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org, Giulio Benetti Subject: [PATCH 1/2] serial: 8250: enable SERIAL_MCTRL_GPIO by default. Date: Fri, 1 Jun 2018 16:11:57 +0200 Message-Id: <20180601141158.93817-1-giulio.benetti@micronovasrl.com> X-Mailer: git-send-email 2.17.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org It can be useful to override 8250 mctrl lines with gpios, for rts on rs485 for example, when rts is not mapped correctly to HW RTS pin. Enable SERIAL_MCTRL_GPIO by default. Signed-off-by: Giulio Benetti --- 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 f005eaf8bc57..c7992b94fece 100644 --- a/drivers/tty/serial/8250/Kconfig +++ b/drivers/tty/serial/8250/Kconfig @@ -7,6 +7,7 @@ config SERIAL_8250 tristate "8250/16550 and compatible serial support" depends on !S390 select SERIAL_CORE + select SERIAL_MCTRL_GPIO if GPIOLIB ---help--- This selects whether you want to include the driver for the standard serial ports. The standard answer is Y. People who might say N -- 2.17.0