diff --git a/configs/stv0991_defconfig b/configs/stv0991_defconfig
index e8d8509..d58d6c3 100644
--- a/configs/stv0991_defconfig
+++ b/configs/stv0991_defconfig
@@ -39,3 +39,5 @@
 CONFIG_ETH_DESIGNWARE=y
 CONFIG_MII=y
 CONFIG_CADENCE_QSPI=y
+CONFIG_HAS_CQSPI_REF_CLK=y
+CONFIG_CQSPI_REF_CLK=3000000