From patchwork Mon Aug 7 13:06:08 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexey Romanov X-Patchwork-Id: 711258 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 BA6CBC001DB for ; Mon, 7 Aug 2023 13:06:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233792AbjHGNG3 (ORCPT ); Mon, 7 Aug 2023 09:06:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53780 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229894AbjHGNG1 (ORCPT ); Mon, 7 Aug 2023 09:06:27 -0400 Received: from mx1.sberdevices.ru (mx1.sberdevices.ru [37.18.73.165]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3F6AA99; Mon, 7 Aug 2023 06:06:25 -0700 (PDT) Received: from p-infra-ksmg-sc-msk01 (localhost [127.0.0.1]) by mx1.sberdevices.ru (Postfix) with ESMTP id B302E100009; Mon, 7 Aug 2023 16:06:21 +0300 (MSK) DKIM-Filter: OpenDKIM Filter v2.11.0 mx1.sberdevices.ru B302E100009 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sberdevices.ru; s=mail; t=1691413581; bh=KKKzrKIwXHkSy5iweyJO5KiiQOThLktg97Wb/xfwR1w=; h=From:To:Subject:Date:Message-ID:MIME-Version:Content-Type:From; b=lSeOE25frMru7IO0AjXLUrVLKM/he/9NAK+9H7ty3BMTctNhBOwiYwug1/4cQosve uZfRDPk58vnznTrKhFxlyXnYOF/38dP8CBlo9Gf0MGiWvWYVNKWnxD864viGfTgvrZ TyhwamT6HRLa7lKNZLXYn3YhLIcfN48O0zC6/C6iWb0YDPwYSxbkRUv4dSLetO6cEI eP9BRTuI2yf3Ftpfx3Fi7JzFzN1wvZ+TjXSVg16GpULHN3P0qnI10Bmvb9FIxgk+KJ zj9YLi58R1jifolDD+B/0R6Z2+sR4XoQaCVD5QbMVqarJ5ih/mM5EuCmyoQmqAu8/z ExfvKOxmDNruQ== Received: from p-i-exch-sc-m01.sberdevices.ru (p-i-exch-sc-m01.sberdevices.ru [172.16.192.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.sberdevices.ru (Postfix) with ESMTPS; Mon, 7 Aug 2023 16:06:21 +0300 (MSK) Received: from localhost.localdomain (100.64.160.123) by p-i-exch-sc-m01.sberdevices.ru (172.16.192.107) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.30; Mon, 7 Aug 2023 16:05:55 +0300 From: Alexey Romanov To: , , , , , , , , , , , , , CC: , , , , , , Alexey Romanov Subject: [PATCH v2 0/3] Meson S4 HW RNG Support Date: Mon, 7 Aug 2023 16:06:08 +0300 Message-ID: <20230807130611.63914-1-avromanov@sberdevices.ru> X-Mailer: git-send-email 2.33.0 MIME-Version: 1.0 X-Originating-IP: [100.64.160.123] X-ClientProxiedBy: p-i-exch-sc-m01.sberdevices.ru (172.16.192.107) To p-i-exch-sc-m01.sberdevices.ru (172.16.192.107) X-KSMG-Rule-ID: 10 X-KSMG-Message-Action: clean X-KSMG-AntiSpam-Lua-Profiles: 179098 [Aug 07 2023] X-KSMG-AntiSpam-Version: 5.9.59.0 X-KSMG-AntiSpam-Envelope-From: AVRomanov@sberdevices.ru X-KSMG-AntiSpam-Rate: 0 X-KSMG-AntiSpam-Status: not_detected X-KSMG-AntiSpam-Method: none X-KSMG-AntiSpam-Auth: dkim=none X-KSMG-AntiSpam-Info: LuaCore: 526 526 7a6a9b19f6b9b3921b5701490f189af0e0cd5310, {Tracking_from_domain_doesnt_match_to}, sberdevices.ru:5.0.1,7.1.1; 100.64.160.123:7.1.2; p-i-exch-sc-m01.sberdevices.ru:5.0.1,7.1.1; d41d8cd98f00b204e9800998ecf8427e.com:7.1.1; 127.0.0.199:7.1.2, FromAlignment: s, {Tracking_white_helo}, ApMailHostAddress: 100.64.160.123 X-MS-Exchange-Organization-SCL: -1 X-KSMG-AntiSpam-Interceptor-Info: scan successful X-KSMG-AntiPhishing: Clean X-KSMG-LinksScanning: Clean X-KSMG-AntiVirus: Kaspersky Secure Mail Gateway, version 2.0.1.6960, bases: 2023/08/07 09:29:00 #21554951 X-KSMG-AntiVirus-Status: Clean, skipped Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org Hello! This patch series adds hwrng support for Amlogic S4-series. Now, S4 uses a new random number generation algorithm. This changes implemnents new algo and also adds description to meson-s4.dtsi. V2: - Use readl_relaxed_poll_timeout_atomic() function instead of loop. - Use two different functions: meson_rng_read() and meson_s4_rng_read(). - Fix naming in DT schema (meson-s4-hwrng instead of meson-hwrng-s4). - A little code style fixes. Alexey Romanov (3): drivers: rng: meson: add support for S4 dt-bindings: rng: meson: add meson-rng-s4 compatible arch/arm64: dts: meson-s4: add hwrng node .../bindings/rng/amlogic,meson-rng.yaml | 1 + arch/arm64/boot/dts/amlogic/meson-s4.dtsi | 5 ++ drivers/char/hw_random/meson-rng.c | 80 ++++++++++++++++++- 3 files changed, 83 insertions(+), 3 deletions(-)