Hi Michael, On Fri, 05 Mar 2010 12:17:14 +0100, Michael Lawnick wrote: > Jean Delvare said the following: > > Well, what EEPROM type do you have exactly? 24c64 is for 64 kbit (8 > > kByte) EEPROMs using 16-bit addressing. You must use the correct type, > > otherwise the at24 driver will misbehave. I am a little surprised > > because originally you went for "eeprom" which is not compatible with > > "24c64" (8-bit vs. 16-bit addressing). > > Furthermore this brings up another issue: > 0x50 typically is SPD-eeprom (DDR initialisation). Corrupting the > contents might make your board unbootable - and using a 16bit driver > instead of an 8-bit one can corrupt your contents already on > (positioned) reading!
This is totally correct, but better said loud to the list and the original poster than only privately to me ;) -- Jean Delvare -- To unsubscribe from this list: send the line "unsubscribe linux-i2c" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
