iio: adc: vf610: fix the adc register read fail issue
iio: adc: vf610: fix the adc register read fail issue

Read the register only when the adc register address is 4 byte aligned.
(rather than the other way around).

Signed-off-by: Haibo Chen <fde4dbe362970480ad623a8c2fd8973a70946242@freescale.com>
Signed-off-by: Fugang Duan <9b59a7962753ebf931b546cc568d1169b235ae3e@freescale.com>
Cc: <Stable.vger.kernel.org>
Signed-off-by: Jonathan Cameron <09f65b71b7655725897b2fd41a09a0cefe2e1ace@kernel.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs