From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from hqemgate14.nvidia.com (hqemgate14.nvidia.com. [216.228.121.143]) by gmr-mx.google.com with ESMTPS id 190si674206pfb.1.2016.01.22.02.05.26 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 22 Jan 2016 02:05:27 -0800 (PST) Message-ID: <56A1FC5D.5040506@nvidia.com> Date: Fri, 22 Jan 2016 15:24:37 +0530 From: Laxman Dewangan MIME-Version: 1.0 To: Javier Martinez Canillas , CC: Kukjin Kim , , Chanwoo Choi , Alexandre Belloni , Krzysztof Kozlowski , Subject: [rtc-linux] Re: [PATCH v2 06/10] rtc: max77686: Add max77802 support References: <1453407813-14646-1-git-send-email-javier@osg.samsung.com> <1453407813-14646-7-git-send-email-javier@osg.samsung.com> In-Reply-To: <1453407813-14646-7-git-send-email-javier@osg.samsung.com> Content-Type: text/plain; charset=UTF-8; format=flowed Reply-To: rtc-linux@googlegroups.com List-ID: List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , On Friday 22 January 2016 01:53 AM, Javier Martinez Canillas wrote: > The MAX77686 and MAX77802 RTC IP blocks are very similar with only > these differences: > > 0) The RTC registers layout and addresses are different. > > 1) The MAX77686 use 1 bit of the sec/min/hour/etc registers as the > alarm enable while MAX77802 has a separate register for that. > > 2) The MAX77686 RTCYEAR register valid values range is 0..99 while > for MAX77802 is 0..199. > > 3) The MAX77686 has a separate I2C address for the RTC registers > while the MAX77802 uses the same I2C address as the PMIC regs. > > 5) The minimum delay before a RTC update (16 msecs vs 200 usecs). > > There are separate drivers for MAX77686 and MAX77802 RTC IP blocks > but the differences are not that big so the driver can be extended > to support both instead of duplicating a lot of code in 2 drivers. > > Suggested-by: Krzysztof Kozlowski > Signed-off-by: Javier Martinez Canillas > Acked-by: Laxman Dewangan -- -- 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 From: Laxman Dewangan Subject: Re: [PATCH v2 06/10] rtc: max77686: Add max77802 support Date: Fri, 22 Jan 2016 15:24:37 +0530 Message-ID: <56A1FC5D.5040506@nvidia.com> References: <1453407813-14646-1-git-send-email-javier@osg.samsung.com> <1453407813-14646-7-git-send-email-javier@osg.samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-1"; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1453407813-14646-7-git-send-email-javier@osg.samsung.com> Sender: linux-kernel-owner@vger.kernel.org To: Javier Martinez Canillas , linux-kernel@vger.kernel.org Cc: Kukjin Kim , rtc-linux@googlegroups.com, Chanwoo Choi , Alexandre Belloni , Krzysztof Kozlowski , linux-samsung-soc@vger.kernel.org List-Id: linux-samsung-soc@vger.kernel.org On Friday 22 January 2016 01:53 AM, Javier Martinez Canillas wrote: > The MAX77686 and MAX77802 RTC IP blocks are very similar with only > these differences: > > 0) The RTC registers layout and addresses are different. > > 1) The MAX77686 use 1 bit of the sec/min/hour/etc registers as the > alarm enable while MAX77802 has a separate register for that. > > 2) The MAX77686 RTCYEAR register valid values range is 0..99 while > for MAX77802 is 0..199. > > 3) The MAX77686 has a separate I2C address for the RTC registers > while the MAX77802 uses the same I2C address as the PMIC regs. > > 5) The minimum delay before a RTC update (16 msecs vs 200 usecs). > > There are separate drivers for MAX77686 and MAX77802 RTC IP blocks > but the differences are not that big so the driver can be extended > to support both instead of duplicating a lot of code in 2 drivers. > > Suggested-by: Krzysztof Kozlowski > Signed-off-by: Javier Martinez Canillas > Acked-by: Laxman Dewangan From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753085AbcAVKFm (ORCPT ); Fri, 22 Jan 2016 05:05:42 -0500 Received: from hqemgate14.nvidia.com ([216.228.121.143]:2359 "EHLO hqemgate14.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752069AbcAVKF1 (ORCPT ); Fri, 22 Jan 2016 05:05:27 -0500 X-PGP-Universal: processed; by hqnvupgp08.nvidia.com on Fri, 22 Jan 2016 02:06:32 -0800 Message-ID: <56A1FC5D.5040506@nvidia.com> Date: Fri, 22 Jan 2016 15:24:37 +0530 From: Laxman Dewangan User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.4.0 MIME-Version: 1.0 To: Javier Martinez Canillas , CC: Kukjin Kim , , Chanwoo Choi , Alexandre Belloni , Krzysztof Kozlowski , Subject: Re: [PATCH v2 06/10] rtc: max77686: Add max77802 support References: <1453407813-14646-1-git-send-email-javier@osg.samsung.com> <1453407813-14646-7-git-send-email-javier@osg.samsung.com> In-Reply-To: <1453407813-14646-7-git-send-email-javier@osg.samsung.com> X-Originating-IP: [10.19.65.30] X-ClientProxiedBy: DRUKMAIL101.nvidia.com (10.25.59.19) To bgmail102.nvidia.com (10.25.59.11) Content-Type: text/plain; charset="ISO-8859-1"; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Friday 22 January 2016 01:53 AM, Javier Martinez Canillas wrote: > The MAX77686 and MAX77802 RTC IP blocks are very similar with only > these differences: > > 0) The RTC registers layout and addresses are different. > > 1) The MAX77686 use 1 bit of the sec/min/hour/etc registers as the > alarm enable while MAX77802 has a separate register for that. > > 2) The MAX77686 RTCYEAR register valid values range is 0..99 while > for MAX77802 is 0..199. > > 3) The MAX77686 has a separate I2C address for the RTC registers > while the MAX77802 uses the same I2C address as the PMIC regs. > > 5) The minimum delay before a RTC update (16 msecs vs 200 usecs). > > There are separate drivers for MAX77686 and MAX77802 RTC IP blocks > but the differences are not that big so the driver can be extended > to support both instead of duplicating a lot of code in 2 drivers. > > Suggested-by: Krzysztof Kozlowski > Signed-off-by: Javier Martinez Canillas > Acked-by: Laxman Dewangan