diff --git a/samples/subsys/fs/littlefs/boards/frdm_mcxa156.conf b/samples/subsys/fs/littlefs/boards/frdm_mcxa156.conf
new file mode 100644
index 000000000000..a2c4bf5521ab
--- /dev/null
+++ b/samples/subsys/fs/littlefs/boards/frdm_mcxa156.conf
@@ -0,0 +1,5 @@
+# Copyright 2025 NXP
+# SPDX-License-Identifier: Apache-2.0
+
+CONFIG_FS_LITTLEFS_PROG_SIZE=128
+CONFIG_FS_LITTLEFS_CACHE_SIZE=128
diff --git a/samples/subsys/fs/littlefs/boards/frdm_mcxn236.conf b/samples/subsys/fs/littlefs/boards/frdm_mcxn236.conf
new file mode 100644
index 000000000000..a2c4bf5521ab
--- /dev/null
+++ b/samples/subsys/fs/littlefs/boards/frdm_mcxn236.conf
@@ -0,0 +1,5 @@
+# Copyright 2025 NXP
+# SPDX-License-Identifier: Apache-2.0
+
+CONFIG_FS_LITTLEFS_PROG_SIZE=128
+CONFIG_FS_LITTLEFS_CACHE_SIZE=128
diff --git a/samples/subsys/fs/littlefs/boards/lpcxpresso55s06.conf b/samples/subsys/fs/littlefs/boards/lpcxpresso55s06.conf
new file mode 100644
index 000000000000..d420a2072a4d
--- /dev/null
+++ b/samples/subsys/fs/littlefs/boards/lpcxpresso55s06.conf
@@ -0,0 +1,5 @@
+# Copyright 2023 NXP
+# SPDX-License-Identifier: Apache-2.0
+
+CONFIG_FS_LITTLEFS_PROG_SIZE=512
+CONFIG_FS_LITTLEFS_CACHE_SIZE=512
diff --git a/samples/subsys/fs/littlefs/boards/lpcxpresso55s16.conf b/samples/subsys/fs/littlefs/boards/lpcxpresso55s16.conf
new file mode 100644
index 000000000000..d420a2072a4d
--- /dev/null
+++ b/samples/subsys/fs/littlefs/boards/lpcxpresso55s16.conf
@@ -0,0 +1,5 @@
+# Copyright 2023 NXP
+# SPDX-License-Identifier: Apache-2.0
+
+CONFIG_FS_LITTLEFS_PROG_SIZE=512
+CONFIG_FS_LITTLEFS_CACHE_SIZE=512
diff --git a/samples/subsys/fs/littlefs/boards/lpcxpresso55s28.conf b/samples/subsys/fs/littlefs/boards/lpcxpresso55s28.conf
new file mode 100644
index 000000000000..d420a2072a4d
--- /dev/null
+++ b/samples/subsys/fs/littlefs/boards/lpcxpresso55s28.conf
@@ -0,0 +1,5 @@
+# Copyright 2023 NXP
+# SPDX-License-Identifier: Apache-2.0
+
+CONFIG_FS_LITTLEFS_PROG_SIZE=512
+CONFIG_FS_LITTLEFS_CACHE_SIZE=512
diff --git a/samples/subsys/fs/littlefs/boards/lpcxpresso55s36.conf b/samples/subsys/fs/littlefs/boards/lpcxpresso55s36.conf
new file mode 100644
index 000000000000..d420a2072a4d
--- /dev/null
+++ b/samples/subsys/fs/littlefs/boards/lpcxpresso55s36.conf
@@ -0,0 +1,5 @@
+# Copyright 2023 NXP
+# SPDX-License-Identifier: Apache-2.0
+
+CONFIG_FS_LITTLEFS_PROG_SIZE=512
+CONFIG_FS_LITTLEFS_CACHE_SIZE=512