i2c: Add Intel USBIO I2C driver

Add a a driver for the I2C auxbus child device of the Intel USBIO USB
IO-expander used by the MIPI cameras on various new (Meteor Lake and
later) Intel laptops.

Co-developed-by: Hans de Goede <hansg@kernel.org>
Signed-off-by: Hans de Goede <hansg@kernel.org>
Signed-off-by: Israel Cepeda <israel.a.cepeda.lopez@intel.com>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Link: https://lore.kernel.org/r/20250911181343.77398-4-hansg@kernel.org


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>