From mboxrd@z Thu Jan 1 00:00:00 1970 From: Cliff Brake Subject: Re: PXA270 SPI + SD card Date: Wed, 4 Nov 2009 16:54:18 -0500 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable To: spi-devel-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Return-path: In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: spi-devel-general-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-spi.vger.kernel.org On Wed, Nov 4, 2009 at 4:53 PM, Cliff Brake wrote: > Hello, > > I'm trying to get a PXA270 to talk to a SD card via SPI. =A0Has anyone > else done this? > > One of the requirements is the CS stay low for the entire transaction. > =A0Can this be done with the PXA270 controlling the frame (CS) signal, > or is GPIO control typically required? Also, what SPI mode is typically used for SD? Looks like 0 and 3 are the closest (http://elm-chan.org/docs/spi_e.html). Thanks, Cliff ---------------------------------------------------------------------------= --- Let Crystal Reports handle the reporting - Free Crystal Reports 2008 30-Day = trial. Simplify your report design, integration and deployment - and focus = on = what you do best, core application coding. Discover what's new with Crystal Reports now. http://p.sf.net/sfu/bobj-july