From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Thompson Subject: [PATCH v3 1/3] dt-bindings: Document the STM32 HW RNG bindings Date: Wed, 14 Oct 2015 16:55:23 +0100 Message-ID: <1444838125-3422-2-git-send-email-daniel.thompson@linaro.org> References: <1443904519-24012-1-git-send-email-daniel.thompson@linaro.org> <1444838125-3422-1-git-send-email-daniel.thompson@linaro.org> Return-path: In-Reply-To: <1444838125-3422-1-git-send-email-daniel.thompson@linaro.org> Sender: linux-crypto-owner@vger.kernel.org To: Matt Mackall , Herbert Xu Cc: Daniel Thompson , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, patches@linaro.org, linaro-kernel@lists.linaro.org, Maxime Coquelin , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Linus Walleij List-Id: devicetree@vger.kernel.org This adds documentation of device tree bindings for the STM32 hardware random number generator. Signed-off-by: Daniel Thompson Acked-by: Maxime Coquelin Acked-by: Rob Herring --- .../devicetree/bindings/rng/st,stm32-rng.txt | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 Documentation/devicetree/bindings/rng/st,stm32-rng.txt diff --git a/Documentation/devicetree/bindings/rng/st,stm32-rng.txt b/Documentation/devicetree/bindings/rng/st,stm32-rng.txt new file mode 100644 index 000000000000..47f04176f93b --- /dev/null +++ b/Documentation/devicetree/bindings/rng/st,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@50060800 { + compatible = "st,stm32-rng"; + reg = <0x50060800 0x400>; + interrupts = <80>; + clocks = <&rcc 0 38>; + }; -- 2.4.3