arm64: dts: Add ZTE ZX296718 SoC dts and Makefile

Add device tree support for ZX296718 SoC and evaluation board based
on it.  Also document new values.

Signed-off-by: Jun Nie <jun.nie@linaro.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

1 files changed, 24 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/arm/zte.txt b/Documentation/devicetree/bindings/arm/zte.txt
index 3ff5c9e85c1c..83369785d29c 100644
--- a/Documentation/devicetree/bindings/arm/zte.txt
+++ b/Documentation/devicetree/bindings/arm/zte.txt
@@ -13,3 +13,27 @@ Low power management required properties:
 
 Bus matrix required properties:
       - compatible = "zte,zx-bus-matrix"
+
+
+---------------------------------------
+-  ZX296718 SoC:
+    Required root node properties:
+      - compatible = "zte,zx296718"
+
+ZX296718 EVB board:
+      - "zte,zx296718-evb"
+
+System management required properties:
+      - compatible = "zte,zx296718-aon-sysctrl"
+      - compatible = "zte,zx296718-sysctrl"
+
+Example:
+aon_sysctrl: aon-sysctrl@116000 {
+	compatible = "zte,zx296718-aon-sysctrl", "syscon";
+	reg = <0x116000 0x1000>;
+};
+
+sysctrl: sysctrl@1463000 {
+	compatible = "zte,zx296718-sysctrl", "syscon";
+	reg = <0x1463000 0x1000>;
+};