[1/6] crypto: jz4780-rng: Add devicetree bindings for RNG in JZ4780 SoC

Commit Message

PrasannaKumar Muralidharan Aug. 17, 2017, 6:25 p.m. UTC

Add devicetree bindings for hardware pseudo random number generator
present in Ingenic JZ4780 SoC.

Signed-off-by: PrasannaKumar Muralidharan <[e-mail]>
---
 .../devicetree/bindings/rng/ingenic,jz4780-rng.txt | 24 ++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/rng/ingenic,jz4780-rng.txt

Patch

diff --git a/Documentation/devicetree/bindings/rng/ingenic,jz4780-rng.txt b/Documentation/devicetree/bindings/rng/ingenic,jz4780-rng.txt
new file mode 100644
index 0000000..88a0a92
--- /dev/null
+++ b/Documentation/devicetree/bindings/rng/ingenic,jz4780-rng.txt
@@ -0,0 +1,24 @@ 
+Ingenic jz4780 RNG driver
+
+Required properties:
+- compatible : Should be "ingenic,jz4780-rng"
+
+Example:
+
+cgu_registers {
+	compatible = "simple-mfd", "syscon";
+	reg = <0x10000000 0x100>;
+
+	cgu: jz4780-cgu@10000000 {
+		compatible = "ingenic,jz4780-cgu";
+
+		clocks = <&ext>, <&rtc>;
+		clock-names = "ext", "rtc";
+
+		#clock-cells = <1>;
+	};
+
+	rng: rng@d8 {
+		compatible = "ingenic,jz480-rng";
+	};
+};