According to datasheet, ad7616 require at least 15ms after a restart
to fully reconfigure and being able to receive new commands via spi.
Signed-off-by: Beniamin Bia <beniamin.bia@analog.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
if (ret)
dev_warn(st->dev, "failed to RESET: no RESET GPIO specified\n");
+ /* AD7616 requires al least 15ms to reconfigure after a reset */
+ if (msleep_interruptible(15))
+ return -ERESTARTSYS;
+
st->write_scale = ad7606_write_scale_hw;
st->write_os = ad7606_write_os_hw;