From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752171AbaIKCSx (ORCPT ); Wed, 10 Sep 2014 22:18:53 -0400 Received: from mailout4.samsung.com ([203.254.224.34]:43556 "EHLO mailout4.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751222AbaIKCSv (ORCPT ); Wed, 10 Sep 2014 22:18:51 -0400 X-AuditID: cbfee68e-f79536d000000fd1-5c-54110689f3dd Message-id: <54110688.30604@samsung.com> Date: Thu, 11 Sep 2014 11:18:48 +0900 From: Jaehoon Chung User-Agent: Mozilla/5.0 (X11; Linux i686; rv:24.0) Gecko/20100101 Thunderbird/24.6.0 MIME-version: 1.0 To: Alim Akhtar , Ulf Hansson Cc: Alim Akhtar , Chris Ball , "tgih.jun@samsung.com" , Arnd Bergmann , Andrew Bresticker , linux-mmc , "linux-kernel@vger.kernel.org" , Yuvaraj Kumar C D Subject: Re: [PATCH] mmc: dw_mmc: add support for ARM64 References: <1409307891-16523-1-git-send-email-alim.akhtar@samsung.com> In-reply-to: Content-type: text/plain; charset=UTF-8 Content-transfer-encoding: 7bit X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrFIsWRmVeSWpSXmKPExsWyRsSkULeTTTDEYMUjAYuV7/8yWiy9VW3x YN42Nou/k46xW0y4vJ3R4vKuOWwWR/73M1p8uH+R2eL42nCLs6fKHbg8fv+axOgxu+Eii8fO WXfZPe5c28PmcePVQiaPvi2rGD0+b5ILYI/isklJzcksSy3St0vgyrhyaiNbQbtgRef1z8wN jCd5uxg5OSQETCTO75nPBmGLSVy4tx7MFhJYyijR8oYTpqZt1jzWLkYuoPgiRonfB9YxQziv GSVuvN3NDFLFK6AhsXjGFEYQm0VAVWLdv5ssIDabgI7E9m/HmUBsUYEwiUNt85gg6gUlfky+ B1YjIuAr0T/zADvIUGaBu0wS//5tBXI4OIQFzCU+nBKDWHaVUWLjhLNgyzgFgiUe7toHdiqz gLrEpHmLmCFseYnNa96CXSch8JVd4uO6BjaIiwQkvk0+xAIyVEJAVmLTAWaI1yQlDq64wTKB UWwWkptmIRk7C8nYBYzMqxhFUwuSC4qT0ouM9IoTc4tL89L1kvNzNzECo/T0v2d9OxhvHrA+ xCjAwajEw1vBIhgixJpYVlyZe4jRFOiKicxSosn5wFSQVxJvaGxmZGFqYmpsZG5ppiTOmyD1 M1hIID2xJDU7NbUgtSi+qDQntfgQIxMHp1QD44TCmcKc3yp3/7iSuf9nWDuPquUfC1PpChnG j/Er9OpE3u+O9T08w0tCNbv+nnV4prpC6qYf2b1GBtkqlusaSgJuhd32WHNww651S+7Yuqzx K5wZNGHaQ26+WkGDcD8lnb+e3B5nd/373R+5pvlxAsOULRmKXq/Uq34IP/K10bj6T+Nw4TQ/ JZbijERDLeai4kQAVg+Ho80CAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFmplleLIzCtJLcpLzFFi42I5/e+xgG4nm2CIwYObHBYr3/9ltFh6q9ri wbxtbBZ/Jx1jt5hweTujxeVdc9gsjvzvZ7T4cP8is8XxteEWZ0+VO3B5/P41idFjdsNFFo+d s+6ye9y5tofN48arhUwefVtWMXp83iQXwB7VwGiTkZqYklqkkJqXnJ+SmZduq+QdHO8cb2pm YKhraGlhrqSQl5ibaqvk4hOg65aZA3SdkkJZYk4pUCggsbhYSd8O04TQEDddC5jGCF3fkCC4 HiMDNJCwhjHjyqmNbAXtghWd1z8zNzCe5O1i5OSQEDCRaJs1jxXCFpO4cG89WxcjF4eQwCJG id8H1jFDOK8ZJW683c0MUsUroCGxeMYURhCbRUBVYt2/mywgNpuAjsT2b8eZQGxRgTCJQ23z mCDqBSV+TL4HViMi4CvRP/MAO8hQZoG7TBL//m0Fcjg4hAXMJT6cEoNYdpVRYuOEs2DLOAWC JR7u2scGYjMLqEtMmreIGcKWl9i85i3zBEaBWUh2zEJSNgtJ2QJG5lWMoqkFyQXFSem5hnrF ibnFpXnpesn5uZsYwUngmdQOxpUNFocYBTgYlXh4K1gEQ4RYE8uKK3MPMUpwMCuJ8CY8EAgR 4k1JrKxKLcqPLyrNSS0+xGgKDIKJzFKiyfnABJVXEm9obGJmZGlkbmhhZGyuJM57oNU6UEgg PbEkNTs1tSC1CKaPiYNTqoFRwHKz3x1h3fKN8xbp9j38ksw0t/26kXrfbg8FjmVa9zfcSzl6 Wuv3lNT4zd//xlV+bNf8cW7lsqvTtNrmHj2Rrxl0vVKnS/I/v8yb3lZz1evTTulcmqoyqU/3 aqnFo4OzPj/eGG/ONH1zoMp/TTlrX54ebq8dl8tZNMSrf2yu6v8xgy1CdTWbEktxRqKhFnNR cSIADS5F6RgDAAA= DLP-Filter: Pass X-MTR: 20000000000000000@CPGS X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 09/09/2014 08:31 PM, Alim Akhtar wrote: > Hi Ulf, > > On Tue, Sep 9, 2014 at 12:21 PM, Ulf Hansson wrote: >> On 29 August 2014 12:24, Alim Akhtar wrote: >>> There are upcoming ARM64 SoCs with dw_mmc host controller. >>> >>> Signed-off-by: Alim Akhtar >>> --- >>> drivers/mmc/host/Kconfig | 2 +- >>> 1 file changed, 1 insertion(+), 1 deletion(-) >>> >>> diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig >>> index a43295c..72dd6c2 100644 >>> --- a/drivers/mmc/host/Kconfig >>> +++ b/drivers/mmc/host/Kconfig >>> @@ -580,7 +580,7 @@ config SDH_BFIN_MISSING_CMD_PULLUP_WORKAROUND >>> config MMC_DW >>> tristate "Synopsys DesignWare Memory Card Interface" >>> depends on HAS_DMA >>> - depends on ARC || ARM || MIPS || COMPILE_TEST >>> + depends on ARC || ARM || ARM64 || MIPS || COMPILE_TEST >> >> Before enabling this, wouldn't it be better to add the needed support >> in dw_mmc first? Or there are no changes needed? >> >> There are also ongoing development and discussions for exynos7, which >> I guess relates to this? >> http://www.spinics.net/lists/linux-mmc/msg28294.html > Thanks for looking into this. > > Yes, this patch is being tested on exynos7 platform which is ongoing > development. > The above link is one of them. > I feel this patch is too generic in nature and we now known at least > exynos7 is going to use this. > I don't know if there are any other ARM64 platform with dw_mmc controller. If we need to prepare the ARM64, the above patch(linked patch) has to merge, why not? But it needs to test for other SoCs and rework it. Best Regards, Jaehoon Chung > > So, I am going to leave this upto you to decide when to take this > patch, incase you decided to take it after exynos7 support lands, I > will send a reminder for this. >> >> Kind regards >> Uffe >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-mmc" in >> the body of a message to majordomo@vger.kernel.org >> More majordomo info at http://vger.kernel.org/majordomo-info.html > > >