diff --git a/drivers/spi/spi-cadence-quadspi.c b/drivers/spi/spi-cadence-quadspi.c
index ba7d40c2922f7ceffccd64ec2a6def928c6d2fd1..ea3890c7d9ff334ac22da996045801d4a5e4e2b7 100644
--- a/drivers/spi/spi-cadence-quadspi.c
+++ b/drivers/spi/spi-cadence-quadspi.c
@@ -1279,6 +1279,7 @@ static int cqspi_probe(struct platform_device *pdev)
 	reset_control_deassert(rstc_ocp);
 
 	cqspi->master_ref_clk_hz = clk_get_rate(cqspi->clk);
+	master->max_speed_hz = cqspi->master_ref_clk_hz;
 	ddata  = of_device_get_match_data(dev);
 	if (ddata) {
 		if (ddata->quirks & CQSPI_NEEDS_WR_DELAY)