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> 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 To: Matt Mackall , Herbert Xu Return-path: Received: from mail-wi0-f170.google.com ([209.85.212.170]:34906 "EHLO mail-wi0-f170.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932645AbbJNPzo (ORCPT ); Wed, 14 Oct 2015 11:55:44 -0400 Received: by wicll6 with SMTP id ll6so3738832wic.0 for ; Wed, 14 Oct 2015 08:55:42 -0700 (PDT) In-Reply-To: <1444838125-3422-1-git-send-email-daniel.thompson@linaro.org> Sender: linux-crypto-owner@vger.kernel.org List-ID: 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