spi: spi-falcon: extend warning to `delay` as well

The WARN_ON macro prints a warning in syslog if `delay_usecs` is non-zero.
However, with the new intermediate `delay`, the warning should also be
printed.
Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
Link: https://lore.kernel.org/r/20190926105147.7839-18-alexandru.ardelean@analog.comSigned-off-by: Mark Brown <broonie@kernel.org>

drivers/spi/spi-falcon.c

@@ -377,7 +377,7 @@ static int falcon_sflash_xfer_one(struct spi_master *master,
 
 		m->actual_length += t->len;
 
-		WARN_ON(t->delay_usecs || t->cs_change);
+		WARN_ON(t->delay_usecs || t->delay.value || t->cs_change);
 		spi_flags = 0;
 	}