From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nishanth Menon Subject: Re: Subject: [PATCH 3/3] [ARM] OMAP: Adding Support for 2K nand page support on omap2430 Date: Sat, 04 Aug 2007 08:39:47 -0500 Message-ID: <46B481A3.8090204@gmail.com> References: <809D758398CC1F49AA8E493528AD4A27014DF6AF@ntxsjombx02.micron.com> <8bf247760707310753h7ca6cb78u3af809454d159a59@mail.gmail.com> <809D758398CC1F49AA8E493528AD4A27014DF6B8@ntxsjombx02.micron.com> <8bf247760708031016m3bf55e45pe2161a51c65e1c46@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <8bf247760708031016m3bf55e45pe2161a51c65e1c46@mail.gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-omap-open-source-bounces@linux.omap.com Errors-To: linux-omap-open-source-bounces@linux.omap.com To: Ram Cc: linux-omap-open-source@linux.omap.com List-Id: linux-omap@vger.kernel.org Ram, Ram stated on 8/3/2007 12:16 PM: > My nand chip is a 128 MB chip. hence the base address i have taken > is 0x10000000 > which is 128MB boundary. > hence my chip address and mask will become 0x850.(0x6e000078) it is a nand chip rt? Nands are I/O dev accessed using GPMC_ADDR,CMD,DATA regs. So gpmc config wise, it does not matter where u put it.. and u dont need to allocate 128M/put it on 128M boundary. boundary restrictions are more valid for NOR-like devices. Regards, Nishanth Menon