diff --git a/LICENSE b/LICENSE
index 5f6007a5c8..d097bc6cf2 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1391,6 +1391,45 @@ arch/xtensa/src/esp32/chip_macros.h
  TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
+drivers/analog/ad5410.c
+drivers/analog/ads1255.c
+==============================
+  Copyright (C) 2008, 2009, 2010, 2016 Gregory Nutt. All rights reserved.
+  Copyright (C) 2011 Li Zhuoyi. All rights reserved.
+  Author: Li Zhuoyi <lzyy.cn@gmail.com>
+          Gregory Nutt <gnutt@nuttx.org>
+
+This file is a part of NuttX:
+
+  Copyright (C) 2008, 2009, 2010 Gregory Nutt. All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+
+1. Redistributions of source code must retain the above copyright
+   notice, this list of conditions and the following disclaimer.
+2. Redistributions in binary form must reproduce the above copyright
+   notice, this list of conditions and the following disclaimer in
+   the documentation and/or other materials provided with the
+   distribution.
+3. Neither the name NuttX nor the names of its contributors may be
+   used to endorse or promote products derived from this software
+   without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+
 boards/arm/stm32/photon/src/stm32_wlan_firmware.c
 drivers/wireless/ieee80211/bcm43xxx/bcmf_ioctl.h
 ================================================