pwm: pca9685: remove call to i2c_configure for every write

The I2C controller should have been already setup before this driver.

Since the only use right now is on Gelileo and I2C_DW driver. it is
safe to remove the i2c_configure() call now as the driver has default
configuration at boot.

Change-Id: Ia384e28871bf76dcfec899860f93da4bf0948ba6
Signed-off-by: Daniel Leung <daniel.leung@intel.com>
1 file changed