From patchwork Wed Dec 21 09:08:17 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jia Jie Ho X-Patchwork-Id: 13078538 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7127FC10F1B for ; Wed, 21 Dec 2022 09:09:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=VreMjALJeFQT/92jSPto0nPUCoa/fk3gGP82lwIWEBA=; b=0GPK/5VcbHw+8E 8+mTH5vysoTiTLL7WBirG8QC7xJZ5eeKD3R68GPUZh+l3rVRb1eTqHHox5TpyQn3i9Y2dAKw7IrIY ft+2qUQxgf1NmaE/r2UDUbIPLdBuuRG/fH2TO6L9lcp73+xGTmFFIKrVo+hYAAhphNirruBLmpAIa eLPstVzClYqbfjd9LBl28yLzviXbaigcI2LGr/PVb4cCWl04V+tq4JUZO06rQ6TN/F/HL5w2dSYrT 9HqumviHH6NtFe0nFwAe3L5lNLtF/5V3Ap/3l39NOzPNHRczDxBhzAPNQHCm6I9EiQCsQKVF73xob I5IiSkZfcaT7ybzRzjEQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1p7v6Z-00CdGw-1V; Wed, 21 Dec 2022 09:09:39 +0000 Received: from fd01.gateway.ufhost.com ([61.152.239.71]) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1p7v6G-00CceM-4k for linux-riscv@lists.infradead.org; Wed, 21 Dec 2022 09:09:21 +0000 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 fd01.gateway.ufhost.com (Postfix) with ESMTP id 79A9724E22F; Wed, 21 Dec 2022 17:08:32 +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; Wed, 21 Dec 2022 17:08:32 +0800 Received: from ubuntu.localdomain (161.142.229.243) by EXMBX168.cuchost.com (172.16.6.78) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Wed, 21 Dec 2022 17:08:27 +0800 From: Jia Jie Ho To: Olivia Mackall , Herbert Xu , Rob Herring , "Krzysztof Kozlowski" CC: Emil Renner Berthing , Conor Dooley , , , , Subject: [PATCH 1/3] dt-bindings: rng: Add StarFive TRNG module Date: Wed, 21 Dec 2022 17:08:17 +0800 Message-ID: <20221221090819.1259443-2-jiajie.ho@starfivetech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221221090819.1259443-1-jiajie.ho@starfivetech.com> References: <20221221090819.1259443-1-jiajie.ho@starfivetech.com> MIME-Version: 1.0 X-Originating-IP: [161.142.229.243] X-ClientProxiedBy: EXCAS064.cuchost.com (172.16.6.24) To EXMBX168.cuchost.com (172.16.6.78) X-YovoleRuleAgent: yovoleflag X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221221_010920_403984_EF07DAE3 X-CRM114-Status: GOOD ( 10.38 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.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>; + }; +...