[PATCH] [MTD] [CHIPS] cfi_cmdset_0001.c: put chip into read-array mode after unlocking

Wolfram Sang w.sang at pengutronix.de
Tue Jul 14 10:32:29 EDT 2009

> the CFI layers already go through steps to keep the memory in read
> mode by default.

Ah, okay. With this assumption, the patch makes sense. Still, the patch
description should refer more to the above statement and not to watchdogs IMHO.

> the only way the watchdog could reconfigure the
> flash is if it were setup to execute software instead of kick the
> hardware, and that makes the system significantly less reliable.

I meant fixing the watchdog in hardware: If the watchdog pulls the right
#RESET, the flash will be in read-mode by default. If not, this is an important
hardware issue.



Pengutronix e.K.                           | Wolfram Sang                |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |
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