From patchwork Wed Dec 21 09:08:16 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: JiaJie Ho X-Patchwork-Id: 3171 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:adf:e747:0:0:0:0:0 with SMTP id c7csp3420772wrn; Wed, 21 Dec 2022 01:15:50 -0800 (PST) X-Google-Smtp-Source: AMrXdXsvOUxA42Gu0AKxJrCeRDJiNGAxuEcHtXsxPSe+X1be9du/ZRiH9gzxqZv0zYWe+2emMYLY X-Received: by 2002:a17:902:e54c:b0:189:abe0:e13b with SMTP id n12-20020a170902e54c00b00189abe0e13bmr806421plf.57.1671614150147; Wed, 21 Dec 2022 01:15:50 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1671614150; cv=none; d=google.com; s=arc-20160816; b=v6Jh0ZHDBHLdenR6Hws9qi+H4bpVBIFnN1ZL6rrri5ZGiFqktWOILmbPIUYo1cRRT8 7Pn1GXBkGtTVh6pn1aU18HezoVkH98QlzeIsZq+Zmi8Y6f2I5ObOaCL3dm0aC2LyslKc kqYCHE3aorj3+tVh2ObFmxjeoWsG4SabnbR8D2VUbapJM3BsyUh3l8MADXopqI6Nszsy 4O7/nyBcnoJsDcCDDiPyybED36QusCEQrk/Q3FIrazVGtc1peYPbcMZQk81LDPjzaICN 0tHbybbCDPLWtisvMGx7FS3Rc7+8ywgu+qyDoGbY1dF/S4N+Ibz3UPDyPxhWkenrsN1s NxmA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from; bh=M70vxkSVb3u05U2SxQm/44SLYwn4JB41t4HLaRxpzjc=; b=U7Ie4Mvx8fzXopQo28/1UMGa4BMjbSBBAD+9xD+5fwHGeOcaRUBjjBgeija8VDaNgC qCINJeJgulmJElM6ou4IZ/pqpKw73GU8414tOOET8mru0gXh37VbW9UNt0x+dyp/RQjc +dPN8iC33VehgwNqYTt4N1E0BEG4LK4yEmXyODDTddXqup5hhoaqwkNAhtg+LkguVlFt uWzFtsRB+bOvabj037Ou7t6LVQEEsEySLA3fUMQjqb65Yn9on/5UyqUtUE3S1YFkst0V Ho2n9igNQtXHoVO4raYzlTaPzDwsHPfb3ImfoSb/ms0hHhArMuzTg6ujIa2ivCqcp95m Vz1A== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id k2-20020a170902c40200b00190f5e3bcc4si18039436plk.203.2022.12.21.01.15.37; Wed, 21 Dec 2022 01:15:50 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234501AbiLUJIq convert rfc822-to-8bit (ORCPT + 99 others); Wed, 21 Dec 2022 04:08:46 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35656 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229652AbiLUJIh (ORCPT ); Wed, 21 Dec 2022 04:08:37 -0500 Received: from fd01.gateway.ufhost.com (fd01.gateway.ufhost.com [61.152.239.71]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 942B8101; Wed, 21 Dec 2022 01:08:34 -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 fd01.gateway.ufhost.com (Postfix) with ESMTP id D8FA924E292; Wed, 21 Dec 2022 17:08:27 +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 17:08:27 +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 17:08:21 +0800 From: Jia Jie Ho To: Olivia Mackall , Herbert Xu , Rob Herring , "Krzysztof Kozlowski" CC: Emil Renner Berthing , Conor Dooley , , , , Subject: [PATCH 0/3] hwrng: starfive - Add driver for TRNG module Date: Wed, 21 Dec 2022 17:08:16 +0800 Message-ID: <20221221090819.1259443-1-jiajie.ho@starfivetech.com> X-Mailer: git-send-email 2.25.1 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-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,RCVD_IN_MSPIKE_H2, SPF_HELO_PASS,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1752814479066504397?= X-GMAIL-MSGID: =?utf-8?q?1752814479066504397?= This patch series adds kernel support for StarFive hardware random number generator. First 2 patches adds bindings documentations and device driver for this module. Patch 3 adds devicetree entry for VisionFive v2 SoC. Patch 3 needs to be applied on top of: https://patchwork.kernel.org/project/linux-riscv/patch/20221220011247.35560-7-hal.feng@starfivetech.com/ Jia Jie Ho (3): dt-bindings: rng: Add StarFive TRNG module hwrng: starfive - Add TRNG driver for StarFive SoC riscv: dts: starfive: Add TRNG node for VisionFive 2 .../bindings/rng/starfive,jh7110-trng.yaml | 55 +++ MAINTAINERS | 6 + arch/riscv/boot/dts/starfive/jh7110.dtsi | 11 + drivers/char/hw_random/Kconfig | 11 + drivers/char/hw_random/Makefile | 1 + drivers/char/hw_random/starfive-trng.c | 403 ++++++++++++++++++ 6 files changed, 487 insertions(+) create mode 100644 Documentation/devicetree/bindings/rng/starfive,jh7110-trng.yaml create mode 100644 drivers/char/hw_random/starfive-trng.c