On Wed, 9 Jun 2010, Chris Ball wrote: > Hi Mark, > > > mmc0: error -84 whilst initialising SD card > > Not sure how much this'll help, but: > > errno -84 is defined in include/asm-generic/errno.h as EILSEQ, and > there are two occurences of EILSEQ in sdhci.c, one of which has a > printk next to it that you aren't seeing. So, it's likely that you're > seeing: > > else if (intmask & (SDHCI_INT_CRC | SDHCI_INT_END_BIT | SDHCI_INT_INDEX)) > host->cmd->error = -EILSEQ; > > So, it seems like your controller is returning a successful command > response, but with some sort of data error attached. Have you tried > multiple SD cards, and are they known-working? I have two SD cards -- a 2GB Crucial, and a 32MB Sandisk (actually a micro-SD in an adaptor). Both cards work in a USB card reader with the same kernel, and in my digital radio. > If you're sure it's not the card, try passing debug_quirks=1 to the > sdhci module. (Let me know if you're not sure how to do that.) I've tried this with 2.6.35-rc2, and the result is the same. I also diff'd the dmesg, with no relevant differences. > Thanks, > > - Chris. > Thanks -- Mark -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
