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[2/7] ARM: OMAP: Add documentation for function omap_register_i2c_bus

Message ID 20090304214948.21101.30883.stgit@localhost (mailing list archive)
State RFC
Delegated to: Tony Lindgren
Headers show

Commit Message

Tony Lindgren March 4, 2009, 9:49 p.m. UTC 
From: Jarkko Nikula <jarkko.nikula@nokia.com>

Signed-off-by: Jarkko Nikula <jarkko.nikula@nokia.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
---
 arch/arm/plat-omap/i2c.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)


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diff mbox

Patch

diff --git a/arch/arm/plat-omap/i2c.c b/arch/arm/plat-omap/i2c.c
index 467531e..3e95954 100644
--- a/arch/arm/plat-omap/i2c.c
+++ b/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)