From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934572Ab2DLTPT (ORCPT ); Thu, 12 Apr 2012 15:15:19 -0400 Received: from utopia.booyaka.com ([72.9.107.138]:39746 "EHLO utopia.booyaka.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754700Ab2DLTPR (ORCPT ); Thu, 12 Apr 2012 15:15:17 -0400 Date: Thu, 12 Apr 2012 13:15:16 -0600 (MDT) From: Paul Walmsley To: "Cousson, Benoit" cc: "Balbi, Felipe" , "Mohammed, Afzal" , Greg KH , "Shilimkar, Santosh" , "V, Aneesh" , "linux-kernel@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "linux-omap@vger.kernel.org" , "mgreer@animalcreek.com" , "msalter@redhat.com" Subject: Re: [PATCH v4 0/7] Add TI EMIF SDRAM controller driver In-Reply-To: <4F87240F.6060902@ti.com> Message-ID: References: <1331934707-29487-1-git-send-email-aneesh@ti.com> <20120412030044.GA26236@kroah.com> <4F867A95.9030104@ti.com> <20120412131045.GB31384@kroah.com> <4F87240F.6060902@ti.com> User-Agent: Alpine 2.00 (DEB 1167 2008-08-23) MIME-Version: 1.0 Content-Type: MULTIPART/MIXED; BOUNDARY="155748971-619568094-1334258116=:29473" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. --155748971-619568094-1334258116=:29473 Content-Type: TEXT/PLAIN; charset=ISO-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Hi Beno=EEt, On Thu, 12 Apr 2012, Cousson, Benoit wrote: > The LPDDR2 spec does consider as well NVM (Non Volatile Memory), so I thi= nk we > should stick to driver/memory for EMIF. Hmm good point! > > So perhaps something like drivers/memory/dram/ for the SDRAM controller= s, > > and maybe drivers/memory/ for the GPMC? >=20 > In fact Felipe was considering something else for that kind of general pu= rpose > bus driver like GMPC, C2C and LLI... >=20 > ... But I do not remember the name :-) It would be nice if we could separate IP blocks that can drive an Ethernet= =20 controller or modem chip from the DRAM controllers; they are quite=20 different beasts from a common API standpoint. - Paul --155748971-619568094-1334258116=:29473-- From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Walmsley Subject: Re: [PATCH v4 0/7] Add TI EMIF SDRAM controller driver Date: Thu, 12 Apr 2012 13:15:16 -0600 (MDT) Message-ID: References: <1331934707-29487-1-git-send-email-aneesh@ti.com> <20120412030044.GA26236@kroah.com> <4F867A95.9030104@ti.com> <20120412131045.GB31384@kroah.com> <4F87240F.6060902@ti.com> Mime-Version: 1.0 Content-Type: MULTIPART/MIXED; BOUNDARY="155748971-619568094-1334258116=:29473" Return-path: In-Reply-To: <4F87240F.6060902@ti.com> Sender: linux-kernel-owner@vger.kernel.org To: "Cousson, Benoit" Cc: "Balbi, Felipe" , "Mohammed, Afzal" , Greg KH , "Shilimkar, Santosh" , "V, Aneesh" , "linux-kernel@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "linux-omap@vger.kernel.org" , "mgreer@animalcreek.com" , "msalter@redhat.com" List-Id: linux-omap@vger.kernel.org This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. --155748971-619568094-1334258116=:29473 Content-Type: TEXT/PLAIN; charset=ISO-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Hi Beno=EEt, On Thu, 12 Apr 2012, Cousson, Benoit wrote: > The LPDDR2 spec does consider as well NVM (Non Volatile Memory), so I thi= nk we > should stick to driver/memory for EMIF. Hmm good point! > > So perhaps something like drivers/memory/dram/ for the SDRAM controller= s, > > and maybe drivers/memory/ for the GPMC? >=20 > In fact Felipe was considering something else for that kind of general pu= rpose > bus driver like GMPC, C2C and LLI... >=20 > ... But I do not remember the name :-) It would be nice if we could separate IP blocks that can drive an Ethernet= =20 controller or modem chip from the DRAM controllers; they are quite=20 different beasts from a common API standpoint. - Paul --155748971-619568094-1334258116=:29473-- From mboxrd@z Thu Jan 1 00:00:00 1970 From: paul@pwsan.com (Paul Walmsley) Date: Thu, 12 Apr 2012 13:15:16 -0600 (MDT) Subject: [PATCH v4 0/7] Add TI EMIF SDRAM controller driver In-Reply-To: <4F87240F.6060902@ti.com> References: <1331934707-29487-1-git-send-email-aneesh@ti.com> <20120412030044.GA26236@kroah.com> <4F867A95.9030104@ti.com> <20120412131045.GB31384@kroah.com> <4F87240F.6060902@ti.com> Message-ID: To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi Beno?t, On Thu, 12 Apr 2012, Cousson, Benoit wrote: > The LPDDR2 spec does consider as well NVM (Non Volatile Memory), so I think we > should stick to driver/memory for EMIF. Hmm good point! > > So perhaps something like drivers/memory/dram/ for the SDRAM controllers, > > and maybe drivers/memory/ for the GPMC? > > In fact Felipe was considering something else for that kind of general purpose > bus driver like GMPC, C2C and LLI... > > ... But I do not remember the name :-) It would be nice if we could separate IP blocks that can drive an Ethernet controller or modem chip from the DRAM controllers; they are quite different beasts from a common API standpoint. - Paul