From patchwork Wed Jan 26 04:49:52 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christian Hewitt X-Patchwork-Id: 537306 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 D59F8C28CF5 for ; Wed, 26 Jan 2022 04:50:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234669AbiAZEuD (ORCPT ); Tue, 25 Jan 2022 23:50:03 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37218 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231167AbiAZEuC (ORCPT ); Tue, 25 Jan 2022 23:50:02 -0500 Received: from mail-wr1-x42f.google.com (mail-wr1-x42f.google.com [IPv6:2a00:1450:4864:20::42f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4A920C06161C; Tue, 25 Jan 2022 20:50:02 -0800 (PST) Received: by mail-wr1-x42f.google.com with SMTP id v13so23545187wrv.10; Tue, 25 Jan 2022 20:50:02 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=stznty7HVe/pzQfdeViHDJ1kDbJwUgBbrg0lxMVpxdA=; b=IqTBmOSMUo97L7KuoUK3kfpVMK590nOjpPaGAgSqlwz6OTDuXfxs7zW/VUdoQwsSE4 zJLDECQ6EDo3kw0kwJG0WxigKWFmbLkQKm8Bv5a1FMrHs7BmnB8bCUEFE3Nr/Qq1kddT QeCzqd4TNDQAYKY9AtFef4sLsPy06TuRNvLQduCRAJ83FBJ0w+TXbOtwtrtocpGE74PD 5NfHvS0sU9E3v/1cst44vthFPEHgXkaFWE+j/fuBzE9ndCw2F9xGmyv6rxWeQgJFy6lk 01ZbIHpQaZE+TAd0EnDw/ylZqrSaAWP0Vtab53HX6wYOE7l1hTCt/3V0tuE74EHkWKDX IyrA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=stznty7HVe/pzQfdeViHDJ1kDbJwUgBbrg0lxMVpxdA=; b=uJS0Tj9lzuI0/PJLBf9PVWKxoZeI5tsvxrz/6hRUclwW9RG4z/O1mszN5S2N65duFy mFncauFvkgdog7Y8GxWO4nwKCQIhSPVoDlvqRx/JmY9nVpQuXmzSBldFZdN67xdkt/uO gRjEgfBWZWIDtfCmawFz7bgXuOGR6fYLBTprcyZHshIvyBweMHZbecJGsit685NPWU36 upN/jQtwokIAmW5bTzvBXvfQjp9XC01lyL3CMgI5lUvLenM4NbBOKZyoLduWxtxC+xLE 4/6ngc03Xtt/5K0P34yfSFS04Ly19s2pDoSPumUAsuTWjiuU8wrIdv2y3KsISjO6D2h4 xfHg== X-Gm-Message-State: AOAM533xz3P/Wb2tUWe3g3cDEr/9zLR4zKPWQhJCXCfFDBqeCJTBILgz 1ummQMm+BNMLDxl9yEa+S0Y= X-Google-Smtp-Source: ABdhPJw+jLzjJzxrxscAYl6UjeWlffrvBe2Z/FWjed0KLeKL1hSQVsDlv6N/49LYVPceKooJ7s5W5A== X-Received: by 2002:adf:cd8f:: with SMTP id q15mr21418931wrj.118.1643172600846; Tue, 25 Jan 2022 20:50:00 -0800 (PST) Received: from localhost.localdomain ([87.200.95.144]) by smtp.gmail.com with ESMTPSA id n15sm2171342wmr.26.2022.01.25.20.49.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 25 Jan 2022 20:50:00 -0800 (PST) From: Christian Hewitt To: Rob Herring , Mark Rutland , Kevin Hilman , Neil Armstrong , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Christian Hewitt Subject: [PATCH 1/3] arm64: dts: meson-gx: add ATF BL32 reserved-memory region Date: Wed, 26 Jan 2022 04:49:52 +0000 Message-Id: <20220126044954.19069-2-christianshewitt@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220126044954.19069-1-christianshewitt@gmail.com> References: <20220126044954.19069-1-christianshewitt@gmail.com> Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add an additional reserved memory region for the BL32 trusted firmware present in many devices that boot from Amlogic vendor u-boot. Suggested-by: Mateusz Krzak Signed-off-by: Christian Hewitt --- arch/arm64/boot/dts/amlogic/meson-gx.dtsi | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi index 6b457b2c30a4..aa14ea017a61 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi @@ -49,6 +49,12 @@ no-map; }; + /* 32 MiB reserved for ARM Trusted Firmware (BL32) */ + secmon_reserved_bl32: secmon@5300000 { + reg = <0x0 0x05300000 0x0 0x2000000>; + no-map; + }; + linux,cma { compatible = "shared-dma-pool"; reusable;