On Wednesday 14 October 2009 11:20:21 SETTE AGOSTINO - technolabs wrote: > I am going to prepare a new U-Boot with a HW which has on board an EON > EN29LV160B Flash Memory. As far as I see in the latest U-Boot tree this > kind of FLASH is not yet managed but anyhow I found some infos on EON > manufacturer into the file u-boot/include/flash.h and more exactly > > 173 /* Manufacturers inside bank 1 have ids like 0x01xx01xx */ > 174 #define EON_MANUFACT 0x011C011C /* EON manuf. ID in > D23..D16, D7..D0 */ > > I have an EON EN29LV160B Flash Memory datasheet and on the Manufacturer ID > I have different infos which indicate differente values, as here reported > > 173 /* Manufacturers inside bank 1 have ids like 0x7Fxx7Fxx */ > 174 #define EON_MANUFACT 0x7F1C7F1C /* EON manuf. ID in > D23..D16, D7..D0 */ > > Is this correct?
Yes, this looks correct on first glance. But I'm not really sure. I added Niklaus Giger to Cc, who introduced this define. Niklaus, could you please comment here? Thanks. > Furthermore, if I would like to add this kind of flash I have to modify, > add the flash type/config, the file > > u-boot/drivers/mtd/jedec_flash.c > > or > > u-boot/drivers/mtd/cfi_flash.c Changes in jedec_flash.c should be sufficient. Even though you need to enable the CFI driver (CONFIG_FLASH_CFI_DRIVER) and this JEDEC legacy driver (CONFIG_FLASH_CFI_LEGACY). Cheers, Stefan -- DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-0 Fax: (+49)-8142-66989-80 Email: off...@denx.de _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
