From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andre Schwarz Date: Wed, 10 Nov 2010 09:36:54 +0100 Subject: [U-Boot] NAND on eLBC In-Reply-To: <20101109133608.400cb60b@udp111988uds.am.freescale.net> References: <4CD3CCB1.4080206@matrix-vision.de> <20101109133608.400cb60b@udp111988uds.am.freescale.net> Message-ID: <4CDA59A6.4040807@matrix-vision.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Scott, >> looks like I made a mistake on current MPC8377 NAND wiring. >> >> Nand-Flash "write enable" is wired to LFWE1 ... I connected each WE to >> its corresponding CS, i.e. : >> >> - CS0/WE0 -> Nor Flash >> - CS1/WE1 -> Nand Flash >> - CS2/WE2 -> MRAM >> >> Am I assuming right that FCM can only use WE0 ? >> > I think so. It looks like the other lines were meant to be byte > selects for NOR/UPM, not anything to do with the chip select. > ok - understood. >> Do you see any issue with connecting all devices to WE0 since they have >> distinct chip selects ? >> > I guess not, especially if that's the only way the FCM works. > After some rework (LFWE1->LFWE0) the NAND Flash is now working fine. Regards, Andr? MATRIX VISION GmbH, Talstrasse 16, DE-71570 Oppenweiler Registergericht: Amtsgericht Stuttgart, HRB 271090 Geschaeftsfuehrer: Gerhard Thullner, Werner Armingeon, Uwe Furtner