On Mon, 2015-05-18 at 19:16 -0700, Andrei Yakimov wrote: > This is my best try. I have test it with my old u-boot, > but not with master. Do not have a bench for it.
A bench? > This is not very important patch. I do not find > any other ONFI user in u-boot. > Andrei > > From d76b4ae8e866affa15dd9da860574d0600969d57 Mon Sep 17 00:00:00 2001 > From: Andrei Yakimov <ayaki...@iptec-inc.com> > Date: Mon, 18 May 2015 18:50:12 -0700 > Subject: [PATCH] ONFI detect reading only first parameter page. > > NAND_CMD_PARAM read only first parameter page. Need to read all 3 > (as per ONFI spec) due to no error correction for this area > > Signed-off-by: Andrei Yakimov <ayaki...@iptec-inc.com> > --- > > drivers/mtd/nand/fsl_elbc_nand.c | 9 +++++---- > drivers/mtd/nand/fsl_ifc_nand.c | 10 ++++++---- > 2 files changed, 11 insertions(+), 8 deletions(-) > > diff --git a/drivers/mtd/nand/fsl_elbc_nand.c > b/drivers/mtd/nand/fsl_elbc_nand.c > index e85832d..8ac470f 100644 > --- a/drivers/mtd/nand/fsl_elbc_nand.c > +++ b/drivers/mtd/nand/fsl_elbc_nand.c > @@ -336,11 +336,12 @@ static void fsl_elbc_cmdfunc(struct mtd_info *mtd, > unsigned int command, > (FIR_OP_RBW << FIR_OP2_SHIFT)); > out_be32(&lbc->fcr, command << FCR_CMD0_SHIFT); > /* > - * although currently it's 8 bytes for READID, we always read > - * the maximum 256 bytes(for PARAM) > + * although currently it's 8 bytes for READID > + * param page containg at least 3 copy for > + * robustnes, we need to read them all. > */ > - out_be32(&lbc->fbcr, 256); > - ctrl->read_bytes = 256; > + out_be32(&lbc->fbcr, (command == NAND_CMD_PARAM) ? 786 : 8); > + ctrl->read_bytes = (command == NAND_CMD_PARAM) ? 786 : 8; 786? Not 768? -Scott _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
