Messages in this thread Patch in this message | | | Date | Fri, 31 Aug 2012 12:57:37 +0200 | From | Roland Stigge <> | Subject | Re: mxc_nand.c on mach-imx/imx53 |
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On 08/31/2012 11:05 AM, Roland Stigge wrote: > I tried to port this on top of Sascha's patches for imx53, only for mxc v3 for now, as below. > > Unfortunately, I still get: > > ... > UnCorrectable RS-ECC Error > UnCorrectable RS-ECC Error > UnCorrectable RS-ECC Error > UnCorrectable RS-ECC Error > UnCorrectable RS-ECC Error > ... > > from mxc_nand.c's mxc_nand_correct_data_v2_v3(). Maybe there's still sth. missing in the > error correction code?
With the below incremental fix, it works. :-)
Thanks,
Roland
PS: Will you prepare a patch for l2-mtd.git? I only have an imx53, can't test the v1/v2 etc. configs.
--- linux-2.6.orig/drivers/mtd/nand/mxc_nand.c +++ linux-2.6/drivers/mtd/nand/mxc_nand.c @@ -1141,14 +1141,14 @@ static void mxc_nand_command(struct mtd_ host->devtype_data->send_cmd(host, command, true); mxc_do_addr_cycle(mtd, column, page_addr); host->devtype_data->send_read_id(host); - host->buf_start = column; + host->buf_start = 0; break; case NAND_CMD_PARAM: host->devtype_data->send_cmd(host, command, true); mxc_do_addr_cycle(mtd, column, page_addr); host->devtype_data->send_read_param(host); - host->buf_start = column; + host->buf_start = 0; break; case NAND_CMD_ERASE1:
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