diff --git a/configs/P1020RDB-PC_SDCARD_defconfig b/configs/P1020RDB-PC_SDCARD_defconfig
index 70a7569..87fb78c 100644
--- a/configs/P1020RDB-PC_SDCARD_defconfig
+++ b/configs/P1020RDB-PC_SDCARD_defconfig
@@ -67,6 +67,7 @@
 CONFIG_DM=y
 CONFIG_LBA48=y
 CONFIG_DDR_CLK_FREQ=66666666
+CONFIG_SYS_SPD_BUS_NUM=1
 CONFIG_CHIP_SELECTS_PER_CTRL=1
 CONFIG_SYS_BR0_PRELIM_BOOL=y
 CONFIG_SYS_BR0_PRELIM=0xEF001001