diff --git a/[refs] b/[refs]
index 6d98e28cf6c3..585e1ebabae7 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 6c366e3299e8e9458881e19913a79ea3ceff4a8f
+refs/heads/master: d4c58bf45a9a1668cb850e02a2e1aad785bd9325
diff --git a/trunk/arch/arm/plat-omap/i2c.c b/trunk/arch/arm/plat-omap/i2c.c
index 467531edefd3..3e95954e2a87 100644
--- a/trunk/arch/arm/plat-omap/i2c.c
+++ b/trunk/arch/arm/plat-omap/i2c.c
@@ -119,6 +119,15 @@ static void __init omap_i2c_mux_pins(int bus)
 	omap_cfg_reg(scl);
 }
 
+/**
+ * omap_register_i2c_bus - register I2C bus with device descriptors
+ * @bus_id: bus id counting from number 1
+ * @clkrate: clock rate of the bus in kHz
+ * @info: pointer into I2C device descriptor table or NULL
+ * @len: number of descriptors in the table
+ *
+ * Returns 0 on success or an error code.
+ */
 int __init omap_register_i2c_bus(int bus_id, u32 clkrate,
 			  struct i2c_board_info const *info,
 			  unsigned len)