Dear Gachet Daniel, > This short patch correct corrupted data while reading NAND flash modules on > the KARO TX25 module. > > The current version of the mxc_nand driver uses the symmetric mode to > access the NAND flash, but the devices populated on the KARO TX25 only > support an asymmetric mode (i.MX25: bit 8 within NAND_FLASH_CONFIG1 > register cleared). > > Signed-off-by: Daniel Gachet <daniel.gac...@hefr.ch> > Cc: Wolfgang Denk <w...@denx.de > > > diff -upr drivers/mtd/nand/mxc_nand.c drivers/mtd/nand/mxc_nand.c > --- drivers/mtd/nand/mxc_nand.c 2011-12-23 20:25:35.000000000 +0100 > +++ drivers/mtd/nand/mxc_nand.c 2012-03-30 08:10:13.000000000 +0200 > @@ -1290,7 +1290,9 @@ static void mxc_setup_config1(void) > uint16_t tmp; > > tmp = readw(&host->regs->nfc_config1); > +#ifndef MACH_TYPE_TX25 > tmp |= NFC_ONE_CYCLE; > +#endif > tmp |= NFC_4_8N_ECC; > writew(tmp, &host->regs->nfc_config1); > if (host->pagesize_2k) >
Won't it be better to make this more generic rather then adding more machine- specific hacks please? Best regards, Marek Vasut _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
