Hi Mark, I was adding I2C support on SMDK6440 and found this removing the 1ms delay is causing I2C write and reads to fail.. http://www.mail-archive.com/linux-i2c@xxxxxxxxxxxxxxx/msg03070.html [root@Samsung mars]# date | ./eeprog /dev/i2c-0 0x50 -w 0x200 -f eeprog 0.7.6, a 24Cxx EEPROM reader/writer Copyright (c) 2003-2004 by Stefano Barbato - All rights reserved. Bus: /dev/i2c-0, Address: 0x50, Mode: 8bit Writing stdin starting at address 0x200 ..Error i2c_write_2b: No such device or address Error at line 150: write error [root@Samsung mars]# Where should i be looking, Will changing the spin counts work? Can you please help me with this. -- Shine bright, (: Naveen Krishna Ch :) -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html