[PATCH v5 3/3] USB: ohci-nxp: Support for LPC32xx

Wolfram Sang w.sang at pengutronix.de
Sun Mar 11 03:43:23 EDT 2012


> > And while we are at it: Could you also try replacing i2c_write()
> > with i2c_smbus_write_byte_data(isp1301_i2c_client, reg, val)?
> 
> Interestingly now, replacing i2c_write() calls with
> i2c_smbus_write_byte_data() did _not_ work (hardware initialization
> failure). I guess this is due to the differences between i2c and
> smbus, and the hardware only handles the former correctly?

Did you take into consideration that the smbus-call has (client, reg, val) as
arguments while i2c_write has (val, reg), that is you have to swap the
arguments?

-- 
Pengutronix e.K.                           | Wolfram Sang                |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |
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