sdhc/mpc8536 - SDCard always detected like read-only - SOLVED.
w.sang at pengutronix.de
Thu Apr 7 14:51:37 EST 2011
> Reading the MPC8536E Chip Errata I saw the SDHC_WP signal polarity is
> reversed to the silicon revision 1.0.
> Unfortunately my prototype board is using revision 1.0. So, I asked to
> my hardware team workaround putting an extra inverter for the SDHC_WP
> Now its working fine!
OK, nice. I fail to see from a glimpse how all this is related to the
timeout-errors you were seeing (-110), but if it works now, all is fine, I
Pengutronix e.K. | Wolfram Sang |
Industrial Linux Solutions | http://www.pengutronix.de/ |
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