From patchwork Tue Sep 26 08:49:26 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexey Romanov X-Patchwork-Id: 726753 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 82EACE7D267 for ; Tue, 26 Sep 2023 08:49:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233998AbjIZIt5 (ORCPT ); Tue, 26 Sep 2023 04:49:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58678 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233887AbjIZItw (ORCPT ); Tue, 26 Sep 2023 04:49:52 -0400 Received: from mx1.sberdevices.ru (mx1.sberdevices.ru [37.18.73.165]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 966A4EB; Tue, 26 Sep 2023 01:49:45 -0700 (PDT) Received: from p-infra-ksmg-sc-msk01 (localhost [127.0.0.1]) by mx1.sberdevices.ru (Postfix) with ESMTP id 38E3410000B; Tue, 26 Sep 2023 11:49:44 +0300 (MSK) DKIM-Filter: OpenDKIM Filter v2.11.0 mx1.sberdevices.ru 38E3410000B DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=salutedevices.com; s=mail; t=1695718184; bh=6xKPdvdjqshlPBOqKnVx+Z2Kh5PDMTjriGUk+PNNmV4=; h=From:To:Subject:Date:Message-ID:MIME-Version:Content-Type:From; b=bN4OdYvF3DEerElFn9ykx7eP8qCivIVgUvo2XuYxkG1NGDIPPIV5I9D89EpKeObNQ UONCreieHXbasB4P7YygQWl+UiKTQ4puIqCsvIFn54IGUh1A6/eCeGZ/vniyQc2usn 8Ww6IGxgflL7iueK0AZhqrgldx0qhUCwEIEmAN8VInPrzy8FKTnjOolUW/cJtq5BNo nYzQgnkOuM4to8LuJh6A7xT3CG0xfYjcPz50h/uGN0RUJPfRYOLKE6fQGetwVYAIGf BoE/C1OS3I8CeE4jHiGrC8r4PyEHUV3a99fy9bl//gM9PZlbi2KPzgswnJSu6qq8Oc 6F2UOlAt5f1pg== 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; Tue, 26 Sep 2023 11:49:44 +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; Tue, 26 Sep 2023 11:49:43 +0300 From: Alexey Romanov To: , , , , , , , , , , , , , CC: , , , , , , Alexey Romanov Subject: [PATCH v4 3/3] arch/arm64: dts: meson-s4: add hwrng node Date: Tue, 26 Sep 2023 11:49:26 +0300 Message-ID: <20230926084932.65126-4-avromanov@salutedevices.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230926084932.65126-1-avromanov@salutedevices.com> References: <20230926084932.65126-1-avromanov@salutedevices.com> MIME-Version: 1.0 X-Originating-IP: [100.64.160.123] X-ClientProxiedBy: p-i-exch-sc-m02.sberdevices.ru (172.16.192.103) 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: 180129 [Sep 26 2023] X-KSMG-AntiSpam-Version: 5.9.59.0 X-KSMG-AntiSpam-Envelope-From: avromanov@salutedevices.com 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: 534 534 808c2ea49f7195c68d40844e073217da4fa0d1e3, {Tracking_from_domain_doesnt_match_to}, 100.64.160.123:7.1.2; 127.0.0.199:7.1.2; salutedevices.com:7.1.1; d41d8cd98f00b204e9800998ecf8427e.com:7.1.1; p-i-exch-sc-m01.sberdevices.ru:7.1.1,5.0.1, FromAlignment: s, 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: 2023/09/26 05:53:00 #21984147 X-KSMG-AntiVirus-Status: Clean, skipped Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org From: Alexey Romanov Using this node, we can obtain random numbers via hardware random number generator. Signed-off-by: Alexey Romanov Reviewed-by: Neil Armstrong --- arch/arm64/boot/dts/amlogic/meson-s4.dtsi | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/meson-s4.dtsi b/arch/arm64/boot/dts/amlogic/meson-s4.dtsi index f24460186d3d..b3a1ecf36467 100644 --- a/arch/arm64/boot/dts/amlogic/meson-s4.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-s4.dtsi @@ -133,6 +133,11 @@ reset: reset-controller@2000 { reg = <0x0 0x2000 0x0 0x98>; #reset-cells = <1>; }; + + hwrng: rng@440788 { + compatible = "amlogic,meson-s4-rng"; + reg = <0x0 0x440788 0x0 0x0c>; + }; }; }; };