From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933906AbcLGX2y (ORCPT ); Wed, 7 Dec 2016 18:28:54 -0500 Received: from mail-wm0-f65.google.com ([74.125.82.65]:33551 "EHLO mail-wm0-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932983AbcLGX1v (ORCPT ); Wed, 7 Dec 2016 18:27:51 -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 v2 2/6] rtc: mcp795: fix bitmask value for leap year (LP). Date: Thu, 8 Dec 2016 00:27:38 +0100 Message-Id: X-Mailer: git-send-email 2.7.4 In-Reply-To: References: In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org According the datasheet the leap year is a fifth bit in month register. Signed-off-by: Emil Bartczak --- drivers/rtc/rtc-mcp795.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/rtc/rtc-mcp795.c b/drivers/rtc/rtc-mcp795.c index 0389ee0..5fbdb4c 100644 --- a/drivers/rtc/rtc-mcp795.c +++ b/drivers/rtc/rtc-mcp795.c @@ -40,6 +40,7 @@ #define MCP795_ST_BIT 0x80 #define MCP795_24_BIT 0x40 +#define MCP795_LP_BIT BIT(5) static int mcp795_rtcc_read(struct device *dev, u8 addr, u8 *buf, u8 count) { @@ -109,7 +110,7 @@ static int mcp795_set_time(struct device *dev, struct rtc_time *tim) data[1] = (data[1] & 0x80) | bin2bcd(tim->tm_min); data[2] = bin2bcd(tim->tm_hour); data[4] = bin2bcd(tim->tm_mday); - data[5] = (data[5] & 0x10) | bin2bcd(tim->tm_mon); + data[5] = (data[5] & MCP795_LP_BIT) | bin2bcd(tim->tm_mon); if (tim->tm_year > 100) tim->tm_year -= 100; -- 2.7.4