[RFC 4/7] devicetree: bindings: domainsctrl: Add STM32 ETZPC bindings

[Benjamin Gaignard]

Describe STM32 Extended TrustZone Protection bindings.

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@xxxxxx>
---
 .../devicetree/bindings/bus/domains/st,stm32-etzpc.txt     | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/bus/domains/st,stm32-etzpc.txt

diff --git a/Documentation/devicetree/bindings/bus/domains/st,stm32-etzpc.txt b/Documentation/devicetree/bindings/bus/domains/st,stm32-etzpc.txt
new file mode 100644
index 000000000000..8f0a990ab59c
--- /dev/null
+++ b/Documentation/devicetree/bindings/bus/domains/st,stm32-etzpc.txt
@@ -0,0 +1,14 @@
+STMicroelectronics STM32 Extended TrustZone Protection driver
+
+Required properties:
+ - compatible : must be "st,stm32-etzpc"
+ - reg : physical base address of the IP registers and length of memory
+         mapped region.
+ - #domainctrl-cells : must be 2
+
+Example:
+	etzpc@5c007000 {
+		compatible = "st,stm32-etzpc";
+		reg = <0x5c007000 0x400>;
+		#domainctrl-cells = <2>;
+	};
-- 
2.15.0