i2c: Move at24 to drivers/misc/eeprom

As drivers/i2c/chips is going to go away, move the driver to
drivers/misc/eeprom. Other eeprom drivers may be moved here later, too.
Update Kconfig text to specify this driver as I2C.

Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile
index d5749a7..0ec2320 100644
--- a/drivers/misc/Makefile
+++ b/drivers/misc/Makefile
@@ -20,3 +20,4 @@
 obj-$(CONFIG_SGI_GRU)		+= sgi-gru/
 obj-$(CONFIG_HP_ILO)		+= hpilo.o
 obj-$(CONFIG_C2PORT)		+= c2port/
+obj-y				+= eeprom/