diff --git a/src/mainboard/google/corsola/Kconfig b/src/mainboard/google/corsola/Kconfig
index 8b38d2b..bfdc8ee 100644
--- a/src/mainboard/google/corsola/Kconfig
+++ b/src/mainboard/google/corsola/Kconfig
@@ -22,4 +22,8 @@
 config MAINBOARD_PART_NUMBER
 	string
 	default "Corsola" if BOARD_GOOGLE_CORSOLA
+
+config BOOT_DEVICE_SPI_FLASH_BUS
+	int
+	default 7
 endif
diff --git a/src/mainboard/google/corsola/bootblock.c b/src/mainboard/google/corsola/bootblock.c
index 99947c0..e9ae5ce 100644
--- a/src/mainboard/google/corsola/bootblock.c
+++ b/src/mainboard/google/corsola/bootblock.c
@@ -2,7 +2,9 @@
 
 #include <bootblock_common.h>
 #include <device/mmio.h>
+#include <soc/spi.h>
 
 void bootblock_mainboard_init(void)
 {
+	mtk_snfc_init(SPI_NOR_GPIO_SET0);
 }