i2c: Obsolete i2c-ixp2000, i2c-ixp4xx and scx200_i2c

The new generic i2c-gpio driver should be used instead.
The obsolete drivers will be removed in September 2007.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: Deepak Saxena <dsaxena@plexity.net>
Cc: Jordan Crouse <jordan.crouse@amd.com>
diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt
index c4b3bda..547663b 100644
--- a/Documentation/feature-removal-schedule.txt
+++ b/Documentation/feature-removal-schedule.txt
@@ -306,3 +306,11 @@
 Who:	David S. Miller <davem@davemloft.net>
 
 ---------------------------
+
+What:	i2c-ixp2000, i2c-ixp4xx and scx200_i2c drivers
+When:	September 2007
+Why:	Obsolete. The new i2c-gpio driver replaces all hardware-specific
+	I2C-over-GPIO drivers.
+Who:	Jean Delvare <khali@linux-fr.org>
+
+---------------------------