From patchwork Mon Sep 11 10:11:29 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexey Romanov X-Patchwork-Id: 721572 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 17D51CA0EED for ; Mon, 11 Sep 2023 20:53:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230441AbjIKUxn (ORCPT ); Mon, 11 Sep 2023 16:53:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52544 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236297AbjIKKLu (ORCPT ); Mon, 11 Sep 2023 06:11:50 -0400 Received: from mx1.sberdevices.ru (mx2.sberdevices.ru [45.89.224.132]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3A315E5F; Mon, 11 Sep 2023 03:11:46 -0700 (PDT) Received: from p-infra-ksmg-sc-msk02 (localhost [127.0.0.1]) by mx1.sberdevices.ru (Postfix) with ESMTP id D08AB12000B; Mon, 11 Sep 2023 13:11:44 +0300 (MSK) DKIM-Filter: OpenDKIM Filter v2.11.0 mx1.sberdevices.ru D08AB12000B DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=salutedevices.com; s=mail; t=1694427104; bh=HYf8McE/KgI584XKTUFEDPyTBWG+zEFIbhzlJzNcCy8=; h=From:To:Subject:Date:Message-ID:MIME-Version:Content-Type:From; b=v0tywm2JIPy+EBcifQD3Y3fOPnMctuB/aWu0AxdYkxB4xbiCMf71+hkUYQgE3ZQZQ lKnlVI3tRmeVCqJ+qjfdIHvw/Dk1qa+CzCfZZ5ZgMWYMfMuwWgDGG2PmiE4rKJ7tN1 cTI/mm2aebxherGFmqirEzpJ9VnE9kVBHIQEbUm3jb6Rv27HR+OSvsdXFdbkHoPMYo cslJFMnGGQToMHsq52TwBbqqtjfx5DFp4Pg4IVS1MDnvQqy8ZpT3oHA5TBgSDxX5vU l3yC2lGxtDqc7zzlKmIywFMH3TZxhtSj2se9HqrHO8yVJa8YdUmf7Z1tB7iKii46dK 81Catdd4NF3Qg== 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, 11 Sep 2023 13:11:44 +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; Mon, 11 Sep 2023 13:11:43 +0300 From: Alexey Romanov To: , , , , , , , , , , , , , CC: , , , , , , Alexey Romanov Subject: [PATCH v3 3/3] arch/arm64: dts: meson-s4: add hwrng node Date: Mon, 11 Sep 2023 13:11:29 +0300 Message-ID: <20230911101129.10604-4-avromanov@salutedevices.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20230911101129.10604-1-avromanov@salutedevices.com> References: <20230911101129.10604-1-avromanov@salutedevices.com> 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: 179766 [Sep 11 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: 530 530 ecb1547b3f72d1df4c71c0b60e67ba6b4aea5432, {Tracking_from_domain_doesnt_match_to}, 127.0.0.199:7.1.2; p-i-exch-sc-m01.sberdevices.ru:5.0.1,7.1.1; 100.64.160.123:7.1.2; d41d8cd98f00b204e9800998ecf8427e.com:7.1.1; salutedevices.com:7.1.1, 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: 2023/09/11 06:02:00 #21866861 X-KSMG-AntiVirus-Status: Clean, skipped Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Alexey Romanov Using this node, we can obtain random numbers via hardware random number generator. Signed-off-by: Alexey Romanov --- 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>; + }; }; }; };