i2c-gpio: Initialize adapter class
i2c-gpio: Initialize adapter class

This is required to let hwmon drivers attach to the adapter.

Signed-off-by: Atsushi Nemoto <80aeab2fcc576fb9134b563f36af765199d49e90@mba.ocn.ne.jp>
Signed-off-by: Jean Delvare <49ad6a9f5aa17024c23048df346d55bda6837e01@linux-fr.org>

KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs