Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/shaggy...

[pandora-kernel.git] / include / linux / i2c-id.h

diff --git a/include/linux/i2c-id.h b/include/linux/i2c-id.h
index 88c8140..e18017d 100644 (file)
--- a/include/linux/i2c-id.h
+++ b/include/linux/i2c-id.h
@@ -23,6 +23,10 @@
 #ifndef LINUX_I2C_ID_H
 #define LINUX_I2C_ID_H
 
+/* Please note that I2C driver IDs are optional. They are only needed if a
+   legacy chip driver needs to identify a bus or a bus driver needs to
+   identify a legacy client. If you don't need them, just don't set them. */
+
 /*
  * ---- Driver types -----------------------------------------------------
  */