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authorDavid Brownell <david-b@pacbell.net>2008-01-27 18:14:52 +0100
committerJean Delvare <khali@hyperion.delvare>2008-01-27 18:14:52 +0100
commite9f1373b643887f63878d1169b310c9acc534cd5 (patch)
treef2ac0313819539de849ae633c0e70f26d047ea16 /include/linux/i2c.h
parent0b987dcd3ae5626ac006fbbe366e9a8415b303df (diff)
downloadop-kernel-dev-e9f1373b643887f63878d1169b310c9acc534cd5.zip
op-kernel-dev-e9f1373b643887f63878d1169b310c9acc534cd5.tar.gz
i2c: Add i2c_new_dummy() utility
This adds a i2c_new_dummy() primitive to help work with devices that consume multiple addresses, which include many I2C eeproms and at least one RTC. Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Jean Delvare <khali@linux-fr.org>
Diffstat (limited to 'include/linux/i2c.h')
-rw-r--r--include/linux/i2c.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/i2c.h b/include/linux/i2c.h
index 731928a..76014f8 100644
--- a/include/linux/i2c.h
+++ b/include/linux/i2c.h
@@ -259,6 +259,12 @@ i2c_new_probed_device(struct i2c_adapter *adap,
struct i2c_board_info *info,
unsigned short const *addr_list);
+/* For devices that use several addresses, use i2c_new_dummy() to make
+ * client handles for the extra addresses.
+ */
+extern struct i2c_client *
+i2c_new_dummy(struct i2c_adapter *adap, u16 address, const char *type);
+
extern void i2c_unregister_device(struct i2c_client *);
/* Mainboard arch_initcall() code should register all its I2C devices.
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