omap: add support for f2fs/ext4 overlay creation

add kernel support and include the tools for creating an overlay partition (f2fs or ext4)

Signed-off-by: Lucian Cristian <lucian.cristian@gmail.com>

target/linux/omap/Makefile

@@ -26,4 +26,6 @@ endef
 
 include $(INCLUDE_DIR)/target.mk
 
+DEFAULT_PACKAGES += partx-utils mkf2fs e2fsprogs
+
 $(eval $(call BuildTarget))

target/linux/omap/config-4.14

@@ -232,6 +232,11 @@ CONFIG_EXTCON=y
 CONFIG_EXTCON_PALMAS=y
 CONFIG_EXTCON_USB_GPIO=y
 CONFIG_FANOTIFY=y
+# CONFIG_F2FS_CHECK_FS is not set
+CONFIG_F2FS_FS=y
+# CONFIG_F2FS_FS_SECURITY is not set
+CONFIG_F2FS_FS_XATTR=y
+CONFIG_F2FS_STAT_FS=y
 CONFIG_FAT_FS=y
 CONFIG_FB_CMDLINE=y
 CONFIG_FHANDLE=y

target/linux/omap/config-4.9

@@ -229,6 +229,11 @@ CONFIG_EXTCON=y
 CONFIG_EXTCON_PALMAS=y
 CONFIG_EXTCON_USB_GPIO=y
 CONFIG_FANOTIFY=y
+# CONFIG_F2FS_CHECK_FS is not set
+CONFIG_F2FS_FS=y
+# CONFIG_F2FS_FS_SECURITY is not set
+CONFIG_F2FS_FS_XATTR=y
+CONFIG_F2FS_STAT_FS=y
 CONFIG_FAT_FS=y
 CONFIG_FB_CMDLINE=y
 CONFIG_FHANDLE=y