--- zzzz-none-000/linux-3.10.107/Documentation/devicetree/bindings/arm/ste-nomadik.txt	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/Documentation/devicetree/bindings/arm/ste-nomadik.txt	2021-02-04 17:41:59.000000000 +0000
@@ -3,8 +3,19 @@
 For various board the "board" node may contain specific properties
 that pertain to this particular board, such as board-specific GPIOs.
 
+Required root node property: src
+- Nomadik System and reset controller used for basic chip control, clock
+  and reset line control.
+- compatible: must be "stericsson,nomadik,src"
+
 Boards with the Nomadik SoC include:
 
+Nomadik NHK-15 board manufactured by ST Microelectronics:
+
+Required root node property:
+
+compatible="st,nomadik-nhk-15";
+
 S8815 "MiniKit" manufactured by Calao Systems:
 
 Required root node property: