From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Sender: rtc-linux@googlegroups.com MIME-Version: 1.0 Received: from mail-lf0-x243.google.com (mail-lf0-x243.google.com. [2a00:1450:4010:c07::243]) by gmr-mx.google.com with ESMTPS id l66si3086755wml.0.2016.12.25.13.38.37 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 25 Dec 2016 13:38:37 -0800 (PST) Received: by mail-lf0-x243.google.com with SMTP id d16so11763631lfb.1 for ; Sun, 25 Dec 2016 13:38:37 -0800 (PST) From: Emil Bartczak To: a.zummo@towertech.it Cc: alexandre.belloni@free-electrons.com, rtc-linux@googlegroups.com, linux-kernel@vger.kernel.org, Emil Bartczak Subject: [rtc-linux] [PATCH 1/2] rtc: mcp795: Add support for weekday. Date: Sun, 25 Dec 2016 22:38:28 +0100 Message-Id: <1482701909-8714-1-git-send-email-emilbart@gmail.com> Reply-To: rtc-linux@googlegroups.com Content-Type: text/plain; charset=UTF-8 List-ID: List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , This patch adds support for saving/loading weekday value from the chip. Signed-off-by: Emil Bartczak --- drivers/rtc/rtc-mcp795.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/drivers/rtc/rtc-mcp795.c b/drivers/rtc/rtc-mcp795.c index ce75e42..8107fc0 100644 --- a/drivers/rtc/rtc-mcp795.c +++ b/drivers/rtc/rtc-mcp795.c @@ -170,6 +170,7 @@ static int mcp795_set_time(struct device *dev, struct rtc_time *tim) data[0] = (data[0] & 0x80) | bin2bcd(tim->tm_sec); data[1] = (data[1] & 0x80) | bin2bcd(tim->tm_min); data[2] = bin2bcd(tim->tm_hour); + data[3] = (data[3] & 0xF8) | bin2bcd(tim->tm_wday + 1); data[4] = bin2bcd(tim->tm_mday); data[5] = (data[5] & MCP795_LP_BIT) | bin2bcd(tim->tm_mon + 1); @@ -198,9 +199,9 @@ static int mcp795_set_time(struct device *dev, struct rtc_time *tim) if (ret) return ret; - dev_dbg(dev, "Set mcp795: %04d-%02d-%02d %02d:%02d:%02d\n", + dev_dbg(dev, "Set mcp795: %04d-%02d-%02d(%d) %02d:%02d:%02d\n", tim->tm_year + 1900, tim->tm_mon, tim->tm_mday, - tim->tm_hour, tim->tm_min, tim->tm_sec); + tim->tm_wday, tim->tm_hour, tim->tm_min, tim->tm_sec); return 0; } @@ -218,13 +219,14 @@ static int mcp795_read_time(struct device *dev, struct rtc_time *tim) tim->tm_sec = bcd2bin(data[0] & 0x7F); tim->tm_min = bcd2bin(data[1] & 0x7F); tim->tm_hour = bcd2bin(data[2] & 0x3F); + tim->tm_wday = bcd2bin(data[3] & 0x07) - 1; tim->tm_mday = bcd2bin(data[4] & 0x3F); tim->tm_mon = bcd2bin(data[5] & 0x1F) - 1; tim->tm_year = bcd2bin(data[6]) + 100; /* Assume we are in 20xx */ - dev_dbg(dev, "Read from mcp795: %04d-%02d-%02d %02d:%02d:%02d\n", - tim->tm_year + 1900, tim->tm_mon, tim->tm_mday, - tim->tm_hour, tim->tm_min, tim->tm_sec); + dev_dbg(dev, "Read from mcp795: %04d-%02d-%02d(%d) %02d:%02d:%02d\n", + tim->tm_year + 1900, tim->tm_mon, tim->tm_mday, + tim->tm_wday, tim->tm_hour, tim->tm_min, tim->tm_sec); return rtc_valid_tm(tim); } -- 2.7.4 -- You received this message because you are subscribed to "rtc-linux". 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From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754126AbcLYVil (ORCPT ); Sun, 25 Dec 2016 16:38:41 -0500 Received: from mail-lf0-f66.google.com ([209.85.215.66]:36626 "EHLO mail-lf0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753849AbcLYVii (ORCPT ); Sun, 25 Dec 2016 16:38:38 -0500 From: Emil Bartczak To: a.zummo@towertech.it Cc: alexandre.belloni@free-electrons.com, rtc-linux@googlegroups.com, linux-kernel@vger.kernel.org, Emil Bartczak Subject: [PATCH 1/2] rtc: mcp795: Add support for weekday. Date: Sun, 25 Dec 2016 22:38:28 +0100 Message-Id: <1482701909-8714-1-git-send-email-emilbart@gmail.com> X-Mailer: git-send-email 2.7.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch adds support for saving/loading weekday value from the chip. Signed-off-by: Emil Bartczak --- drivers/rtc/rtc-mcp795.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/drivers/rtc/rtc-mcp795.c b/drivers/rtc/rtc-mcp795.c index ce75e42..8107fc0 100644 --- a/drivers/rtc/rtc-mcp795.c +++ b/drivers/rtc/rtc-mcp795.c @@ -170,6 +170,7 @@ static int mcp795_set_time(struct device *dev, struct rtc_time *tim) data[0] = (data[0] & 0x80) | bin2bcd(tim->tm_sec); data[1] = (data[1] & 0x80) | bin2bcd(tim->tm_min); data[2] = bin2bcd(tim->tm_hour); + data[3] = (data[3] & 0xF8) | bin2bcd(tim->tm_wday + 1); data[4] = bin2bcd(tim->tm_mday); data[5] = (data[5] & MCP795_LP_BIT) | bin2bcd(tim->tm_mon + 1); @@ -198,9 +199,9 @@ static int mcp795_set_time(struct device *dev, struct rtc_time *tim) if (ret) return ret; - dev_dbg(dev, "Set mcp795: %04d-%02d-%02d %02d:%02d:%02d\n", + dev_dbg(dev, "Set mcp795: %04d-%02d-%02d(%d) %02d:%02d:%02d\n", tim->tm_year + 1900, tim->tm_mon, tim->tm_mday, - tim->tm_hour, tim->tm_min, tim->tm_sec); + tim->tm_wday, tim->tm_hour, tim->tm_min, tim->tm_sec); return 0; } @@ -218,13 +219,14 @@ static int mcp795_read_time(struct device *dev, struct rtc_time *tim) tim->tm_sec = bcd2bin(data[0] & 0x7F); tim->tm_min = bcd2bin(data[1] & 0x7F); tim->tm_hour = bcd2bin(data[2] & 0x3F); + tim->tm_wday = bcd2bin(data[3] & 0x07) - 1; tim->tm_mday = bcd2bin(data[4] & 0x3F); tim->tm_mon = bcd2bin(data[5] & 0x1F) - 1; tim->tm_year = bcd2bin(data[6]) + 100; /* Assume we are in 20xx */ - dev_dbg(dev, "Read from mcp795: %04d-%02d-%02d %02d:%02d:%02d\n", - tim->tm_year + 1900, tim->tm_mon, tim->tm_mday, - tim->tm_hour, tim->tm_min, tim->tm_sec); + dev_dbg(dev, "Read from mcp795: %04d-%02d-%02d(%d) %02d:%02d:%02d\n", + tim->tm_year + 1900, tim->tm_mon, tim->tm_mday, + tim->tm_wday, tim->tm_hour, tim->tm_min, tim->tm_sec); return rtc_valid_tm(tim); } -- 2.7.4