All Tegra I2C devices have the name "Tegra I2C adapter" which is notAcked-by: Laxman Dewangan <ldewangan@xxxxxxxxxx>
very useful when viewing the I2C adapter names via the sysfs. Therefore,
use the device name, which is unique for each I2C device, instead.
Signed-off-by: Jon Hunter <jonathanh@xxxxxxxxxx>