diff --git a/boards/arm/stm32/photon/include/nsh_romfsimg.h b/boards/arm/stm32/photon/include/nsh_romfsimg.h
new file mode 100644
index 00000000000..274ca6d2c30
--- /dev/null
+++ b/boards/arm/stm32/photon/include/nsh_romfsimg.h
@@ -0,0 +1,25 @@
+/****************************************************************************
+ * boards/arm/stm32/photon/include/nsh_romfsimg.h
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.  The
+ * ASF licenses this file to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the
+ * License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ ****************************************************************************/
+
+#ifndef __CONFIGS_PHOTON_INCLUDE_NSH_ROMFSIMG_H
+#define __CONFIGS_PHOTON_INCLUDE_NSH_ROMFSIMG_H
+extern const unsigned char romfs_img[];
+extern const unsigned int romfs_img_len;
+#endif
diff --git a/boards/arm/stm32/photon/src/Make.defs b/boards/arm/stm32/photon/src/Make.defs
index 22d1ae9789d..7d9fe34102a 100644
--- a/boards/arm/stm32/photon/src/Make.defs
+++ b/boards/arm/stm32/photon/src/Make.defs
@@ -71,6 +71,12 @@ ifeq ($(CONFIG_RGBLED),y)
   CSRCS += stm32_rgbled.c
 endif
 
+ifeq ($(CONFIG_NSH_ROMFSETC),y)
+ifneq ($(CONFIG_NSH_CUSTOMROMFS),y)
+  RCSRCS = etc/init.d/rcS
+endif
+endif
+
 DEPPATH += --dep-path board
 VPATH += :board
 CFLAGS += $(shell $(INCDIR) "$(CC)" $(TOPDIR)$(DELIM)arch$(DELIM)$(CONFIG_ARCH)$(DELIM)src$(DELIM)board$(DELIM)board)
diff --git a/boards/arm/stm32/photon/src/etc/init.d/rcS b/boards/arm/stm32/photon/src/etc/init.d/rcS
new file mode 100644
index 00000000000..f355468883f
--- /dev/null
+++ b/boards/arm/stm32/photon/src/etc/init.d/rcS
@@ -0,0 +1,31 @@
+/****************************************************************************
+ * boards/arm/stm32/photon/src/etc/init.d/rcS
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.  The
+ * ASF licenses this file to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the
+ * License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ ****************************************************************************/
+
+set +e
+
+#include <nuttx/config.h>
+
+#ifdef CONFIG_FS_TMPFS
+mount -t tmpfs CONFIG_LIBC_TMPDIR
+#endif
+
+#ifndef CONFIG_NSH_DISABLE_UNAME
+uname -a > /dev/syslog
+#endif