diff --git a/drivers/spi/spi-cadence-quadspi.c b/drivers/spi/spi-cadence-quadspi.c
index 24915ecff2e4..3e0480aadf9d 100644
--- a/drivers/spi/spi-cadence-quadspi.c
+++ b/drivers/spi/spi-cadence-quadspi.c
@@ -1269,6 +1269,7 @@ static ssize_t cqspi_write(struct cqspi_flash_pdata *f_pdata,
 			   const struct spi_mem_op *op)
 {
 	struct cqspi_st *cqspi = f_pdata->cqspi;
+	struct device *dev = &cqspi->pdev->dev;
 	loff_t to = op->addr.val;
 	size_t len = op->data.nbytes;
 	const u_char *buf = op->data.buf.out;
@@ -1288,6 +1289,7 @@ static ssize_t cqspi_write(struct cqspi_flash_pdata *f_pdata,
 	 */
 	if (cqspi->use_direct_mode &&
 	    cqspi->use_direct_mode_wr && ((to + len) <= cqspi->ahb_size)) {
+		dev_dbg(dev, "%s: using DAC mode.", __func__);
 		memcpy_toio(cqspi->ahb_base + to, buf, len);
 		return cqspi_wait_idle(cqspi);
 	}
@@ -1317,6 +1319,7 @@ static int cqspi_direct_read_execute(struct cqspi_flash_pdata *f_pdata,
 
 	if (cqspi->use_direct_mode || !cqspi->rx_chan ||
 	    !virt_addr_valid(buf)) {
+		dev_dbg(dev, "%s: using DAC mode.", __func__);
 		memcpy_fromio(buf, cqspi->ahb_base + from, len);
 		return 0;
 	}