From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932449AbcFCKD6 (ORCPT ); Fri, 3 Jun 2016 06:03:58 -0400 Received: from andre.telenet-ops.be ([195.130.132.53]:58618 "EHLO andre.telenet-ops.be" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932252AbcFCKAO (ORCPT ); Fri, 3 Jun 2016 06:00:14 -0400 From: Geert Uytterhoeven To: Greg Kroah-Hartman , Jiri Slaby , Peter Hurley Cc: Magnus Damm , Laurent Pinchart , Yoshinori Sato , linux-serial@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-sh@vger.kernel.org, linux-kernel@vger.kernel.org, Geert Uytterhoeven Subject: [PATCH v3 06/11] serial: sh-sci: Add more Serial Port Register documentation Date: Fri, 3 Jun 2016 12:00:06 +0200 Message-Id: <1464948011-377-7-git-send-email-geert+renesas@glider.be> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1464948011-377-1-git-send-email-geert+renesas@glider.be> References: <1464948011-377-1-git-send-email-geert+renesas@glider.be> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Improve documentation for the (H)SCIF Serial Port Register: - Make it clear the RTS and CTS lines are active-low, - Document the bits related to the serial port's clock pin. Signed-off-by: Geert Uytterhoeven Reviewed-by: Peter Hurley --- v3: - Add Reviewed-by, v2: - New. --- drivers/tty/serial/sh-sci.h | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/drivers/tty/serial/sh-sci.h b/drivers/tty/serial/sh-sci.h index 7a4fa185b93ef307..85a2b81ba0a845e5 100644 --- a/drivers/tty/serial/sh-sci.h +++ b/drivers/tty/serial/sh-sci.h @@ -108,10 +108,12 @@ enum { #define SCLSR_ORER BIT(0) /* Overrun Error */ /* SCSPTR (Serial Port Register), optional */ -#define SCSPTR_RTSIO BIT(7) /* Serial Port RTS Pin Input/Output */ -#define SCSPTR_RTSDT BIT(6) /* Serial Port RTS Pin Data */ -#define SCSPTR_CTSIO BIT(5) /* Serial Port CTS Pin Input/Output */ -#define SCSPTR_CTSDT BIT(4) /* Serial Port CTS Pin Data */ +#define SCSPTR_RTSIO BIT(7) /* Serial Port RTS# Pin Input/Output */ +#define SCSPTR_RTSDT BIT(6) /* Serial Port RTS# Pin Data */ +#define SCSPTR_CTSIO BIT(5) /* Serial Port CTS# Pin Input/Output */ +#define SCSPTR_CTSDT BIT(4) /* Serial Port CTS# Pin Data */ +#define SCSPTR_SCKIO BIT(3) /* Serial Port Clock Pin Input/Output */ +#define SCSPTR_SCKDT BIT(2) /* Serial Port Clock Pin Data */ #define SCSPTR_SPB2IO BIT(1) /* Serial Port Break Input/Output */ #define SCSPTR_SPB2DT BIT(0) /* Serial Port Break Data */ -- 1.9.1