Staging: iio: adc: Use usleep_range instead of msleep

[firefly-linux-kernel-4.4.55.git] / drivers / staging / iio / adc / ad7192.c

diff --git a/drivers/staging/iio/adc/ad7192.c b/drivers/staging/iio/adc/ad7192.c
index 83bb44b381524bc448929ccab8fe29ffad92c496..c110a255d4e8d53933acbdf19866afcffce155da 100644 (file)
--- a/drivers/staging/iio/adc/ad7192.c
+++ b/drivers/staging/iio/adc/ad7192.c
@@ -213,7 +213,7 @@ static int ad7192_setup(struct ad7192_state *st,
        ret = spi_write(st->sd.spi, &ones, 6);
        if (ret < 0)
                goto out;
-       msleep(1); /* Wait for at least 500us */
+       usleep_range(500, 1000); /* Wait for at least 500us */
 
        /* write/read test for device presence */
        ret = ad_sd_read_reg(&st->sd, AD7192_REG_ID, 1, &id);