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dm: i2c: Correct comment nits in dm_i2c_reg_read/write()

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Add documentation for the @dev parameter.

Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: Heiko Schocher <hs@denx.de>
This commit is contained in:
Simon Glass 2015-07-02 18:15:40 -06:00
parent 7d7db2225c
commit 25a0fb4385
1 changed files with 2 additions and 0 deletions
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2
include/i2c.h
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@ -129,6 +129,7 @@ int dm_i2c_probe(struct udevice *bus, uint chip_addr, uint chip_flags,
*
* This reads a single value from the given address in an I2C chip
*
* @dev: Device to use for transfer
* @addr: Address to read from
* @return value read, or -ve on error
*/
@ -139,6 +140,7 @@ int dm_i2c_reg_read(struct udevice *dev, uint offset);
*
* This writes a single value to the given address in an I2C chip
*
* @dev: Device to use for transfer
* @addr: Address to write to
* @val: Value to write (normally a byte)
* @return 0 on success, -ve on error