[PATCH 1/3] dt-bindings: Document the STM32 HW RNG bindings
From: Daniel Thompson <hidden>
Date: 2015-10-03 20:36:28
Also in:
linux-crypto, linux-devicetree, lkml
Subsystem:
open firmware and flattened device tree bindings, the rest · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
This adds documenttaion of device tree binds for the STM32 hardware random number generator. Signed-off-by: Daniel Thompson <redacted> --- .../devicetree/bindings/hwrng/stm32-rng.txt | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 Documentation/devicetree/bindings/hwrng/stm32-rng.txt
diff --git a/Documentation/devicetree/bindings/hwrng/stm32-rng.txt b/Documentation/devicetree/bindings/hwrng/stm32-rng.txt
new file mode 100644
index 000000000000..47f04176f93b
--- /dev/null
+++ b/Documentation/devicetree/bindings/hwrng/stm32-rng.txt@@ -0,0 +1,21 @@ +STMicroelectronics STM32 HW RNG +=============================== + +The STM32 hardware random number generator is a simple fixed purpose IP and +is fully separated from other crypto functions. + +Required properties: + +- compatible : Should be "st,stm32-rng" +- reg : Should be register base and length as documented in the datasheet +- interrupts : The designated IRQ line for the RNG +- clocks : The clock needed to enable the RNG + +Example: + + rng: rng at 50060800 { + compatible = "st,stm32-rng"; + reg = <0x50060800 0x400>; + interrupts = <80>; + clocks = <&rcc 0 38>; + };
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2.4.3