Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751741Ab3HUItB (ORCPT ); Wed, 21 Aug 2013 04:49:01 -0400 Received: from mail-wg0-f44.google.com ([74.125.82.44]:37401 "EHLO mail-wg0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751511Ab3HUIs6 (ORCPT ); Wed, 21 Aug 2013 04:48:58 -0400 Date: Wed, 21 Aug 2013 09:48:42 +0100 From: Lee Jones To: wei_wang@realsil.com.cn Cc: cjb@laptop.org, sameo@linux.intel.com, devel@linuxdriverproject.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, gregkh@linuxfoundation.org, rogerable@realtek.com Subject: Re: [PATCH 1/3] mfd:mmc:rtsx: Change default tx phase Message-ID: <20130821084842.GE29850@lee--X1> References: <0dd50ed0bb16afbb47d8de8ba6eb4f9d1c901d45.1377049122.git.wei_wang@realsil.com.cn> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <0dd50ed0bb16afbb47d8de8ba6eb4f9d1c901d45.1377049122.git.wei_wang@realsil.com.cn> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1430 Lines: 36 On Wed, 21 Aug 2013, wei_wang@realsil.com.cn wrote: > From: Wei WANG > > The default phase can meet most cards' requirement, but it is not the > optimal one. In some extreme situation, the rx phase point produced by > the following tuning process will drift quite a distance. > Before tuning UHS card, this patch will set a more proper initial tx > phase point, which is calculated from statistic data, and can achieve > a much better tx signal quality. > > Signed-off-by: Wei WANG > --- > drivers/mfd/rtl8411.c | 4 +++ > drivers/mfd/rts5209.c | 2 ++ > drivers/mfd/rts5227.c | 2 ++ > drivers/mfd/rts5229.c | 2 ++ > drivers/mfd/rts5249.c | 2 ++ > drivers/mmc/host/rtsx_pci_sdmmc.c | 58 +++++++++++++++++++++++++++---------- > include/linux/mfd/rtsx_pci.h | 15 ++++++++++ > 7 files changed, 69 insertions(+), 16 deletions(-) MFD parts looks okay to me: Acked-by: Lee Jones -- Lee Jones Linaro ST-Ericsson Landing Team Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/