diff --git a/configs/P1020RDB-PC_36BIT_NAND_defconfig b/configs/P1020RDB-PC_36BIT_NAND_defconfig
index 3f93b31..b65e651 100644
--- a/configs/P1020RDB-PC_36BIT_NAND_defconfig
+++ b/configs/P1020RDB-PC_36BIT_NAND_defconfig
@@ -142,7 +142,8 @@
 CONFIG_TSEC_ENET=y
 CONFIG_PCIE_FSL=y
 CONFIG_DM_RTC=y
-CONFIG_SYS_NS16550=y
+CONFIG_SYS_NS16550_SERIAL=y
+CONFIG_SPL_NS16550_MIN_FUNCTIONS=y
 CONFIG_SPI=y
 CONFIG_DM_SPI=y
 CONFIG_FSL_ESPI=y