[Feature] add GA346 baseline version

Change-Id: Ic62933698569507dcf98240cdf5d9931ae34348f
diff --git a/src/kernel/linux/v4.19/drivers/mtd/nand/Kconfig b/src/kernel/linux/v4.19/drivers/mtd/nand/Kconfig
new file mode 100644
index 0000000..9033215
--- /dev/null
+++ b/src/kernel/linux/v4.19/drivers/mtd/nand/Kconfig
@@ -0,0 +1,7 @@
+config MTD_NAND_CORE
+	tristate
+
+source "drivers/mtd/nand/onenand/Kconfig"
+
+source "drivers/mtd/nand/raw/Kconfig"
+source "drivers/mtd/nand/spi/Kconfig"