diff --git a/drivers/spi/spi-cadence-quadspi.c b/drivers/spi/spi-cadence-quadspi.c
index a397f2c2b5fc..fd34b48dfb4f 100644
--- a/drivers/spi/spi-cadence-quadspi.c
+++ b/drivers/spi/spi-cadence-quadspi.c
@@ -31,7 +31,9 @@
 #include <linux/timer.h>
 
 #define CQSPI_NAME			"cadence-qspi"
-#define CQSPI_MAX_CHIPSELECT		16
+#define CQSPI_MAX_CHIPSELECT		4
+
+static_assert(CQSPI_MAX_CHIPSELECT <= SPI_CS_CNT_MAX);
 
 /* Quirks */
 #define CQSPI_NEEDS_WR_DELAY		BIT(0)