From patchwork Mon Jan 9 16:52:47 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: JiaJie Ho X-Patchwork-Id: 641029 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1AD4CC61DB3 for ; Mon, 9 Jan 2023 16:54:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237072AbjAIQyG convert rfc822-to-8bit (ORCPT ); Mon, 9 Jan 2023 11:54:06 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47436 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237372AbjAIQxi (ORCPT ); Mon, 9 Jan 2023 11:53:38 -0500 Received: from ex01.ufhost.com (ex01.ufhost.com [61.152.239.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A54B23FC81; Mon, 9 Jan 2023 08:53:07 -0800 (PST) Received: from EXMBX165.cuchost.com (unknown [175.102.18.54]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "EXMBX165", Issuer "EXMBX165" (not verified)) by ex01.ufhost.com (Postfix) with ESMTP id 1178524E1A4; Tue, 10 Jan 2023 00:53:06 +0800 (CST) Received: from EXMBX168.cuchost.com (172.16.6.78) by EXMBX165.cuchost.com (172.16.6.75) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Tue, 10 Jan 2023 00:53:05 +0800 Received: from ubuntu.localdomain (202.190.108.220) by EXMBX168.cuchost.com (172.16.6.78) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Tue, 10 Jan 2023 00:52:59 +0800 From: Jia Jie Ho To: Olivia Mackall , Herbert Xu , Rob Herring , "Krzysztof Kozlowski" , Emil Renner Berthing , Conor Dooley CC: , , , Subject: [PATCH v3 1/3] dt-bindings: rng: Add StarFive TRNG module Date: Tue, 10 Jan 2023 00:52:47 +0800 Message-ID: <20230109165249.110279-2-jiajie.ho@starfivetech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230109165249.110279-1-jiajie.ho@starfivetech.com> References: <20230109165249.110279-1-jiajie.ho@starfivetech.com> MIME-Version: 1.0 X-Originating-IP: [202.190.108.220] X-ClientProxiedBy: EXCAS064.cuchost.com (172.16.6.24) To EXMBX168.cuchost.com (172.16.6.78) X-YovoleRuleAgent: yovoleflag Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org Add documentation to describe Starfive true random number generator module. Co-developed-by: Jenny Zhang Signed-off-by: Jenny Zhang Signed-off-by: Jia Jie Ho Reviewed-by: Krzysztof Kozlowski --- .../bindings/rng/starfive,jh7110-trng.yaml | 55 +++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 Documentation/devicetree/bindings/rng/starfive,jh7110-trng.yaml diff --git a/Documentation/devicetree/bindings/rng/starfive,jh7110-trng.yaml b/Documentation/devicetree/bindings/rng/starfive,jh7110-trng.yaml new file mode 100644 index 000000000000..2b76ce25acc4 --- /dev/null +++ b/Documentation/devicetree/bindings/rng/starfive,jh7110-trng.yaml @@ -0,0 +1,55 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/rng/starfive,jh7110-trng.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: StarFive SoC TRNG Module + +maintainers: + - Jia Jie Ho + +properties: + compatible: + const: starfive,jh7110-trng + + reg: + maxItems: 1 + + clocks: + items: + - description: Hardware reference clock + - description: AHB reference clock + + clock-names: + items: + - const: hclk + - const: ahb + + resets: + maxItems: 1 + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - clocks + - clock-names + - resets + - interrupts + +additionalProperties: false + +examples: + - | + rng: rng@1600C000 { + compatible = "starfive,jh7110-trng"; + reg = <0x1600C000 0x4000>; + clocks = <&clk 15>, <&clk 16>; + clock-names = "hclk", "ahb"; + resets = <&reset 3>; + interrupts = <30>; + }; +...