From a866a745b501d41164969783c248e4a33fd3a686 Mon Sep 17 00:00:00 2001
From: Benjamin Valentin <benjamin.valentin@ml-pa.com>
Date: Mon, 14 Feb 2022 14:33:51 +0100
Subject: [PATCH] boards/iotlab-m3: configure littlefs2 on external flash

---
 boards/iotlab-m3/Makefile.dep | 6 ++++++
 boards/iotlab-m3/mtd.c        | 5 +++++
 2 files changed, 11 insertions(+)

diff --git a/boards/iotlab-m3/Makefile.dep b/boards/iotlab-m3/Makefile.dep
index 9323e8ae12..7a4d350b63 100644
--- a/boards/iotlab-m3/Makefile.dep
+++ b/boards/iotlab-m3/Makefile.dep
@@ -9,4 +9,10 @@ ifneq (,$(filter mtd,$(USEMODULE)))
   USEMODULE += mtd_spi_nor
 endif
 
+# default to using littlefs2 on the external flash
+ifneq (,$(filter vfs_default,$(USEMODULE)))
+  USEPKG += littlefs2
+  USEMODULE += mtd
+endif
+
 USEMODULE += boards_common_iotlab
diff --git a/boards/iotlab-m3/mtd.c b/boards/iotlab-m3/mtd.c
index 23bf99753a..20e24df08b 100644
--- a/boards/iotlab-m3/mtd.c
+++ b/boards/iotlab-m3/mtd.c
@@ -52,4 +52,9 @@ static mtd_spi_nor_t mtd_nor_dev = {
 };
 
 mtd_dev_t *mtd0 = (mtd_dev_t *)&mtd_nor_dev;
+
+#ifdef MODULE_VFS_DEFAULT
+#include "vfs_default.h"
+VFS_AUTO_MOUNT(littlefs2, VFS_MTD(mtd_nor_dev), VFS_DEFAULT_NVM(0), 0);
+#endif
 #endif /* MODULE_MTD */