From patchwork Mon Feb 21 08:49:51 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 544932 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 CD6D4C433EF for ; Mon, 21 Feb 2022 09:08:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1347793AbiBUJJQ (ORCPT ); Mon, 21 Feb 2022 04:09:16 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:36734 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1347802AbiBUJIz (ORCPT ); Mon, 21 Feb 2022 04:08:55 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3B47324BEE; Mon, 21 Feb 2022 01:00:39 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id BC804611D0; Mon, 21 Feb 2022 09:00:38 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A16FDC340E9; Mon, 21 Feb 2022 09:00:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1645434038; bh=u38M8+BS6yGalTsAL/4IuTwBWdycbK9wF63yvlPbP9E=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=eKmXK0/DebGxzC/58CndaMX5OFTHkVbpYAwPICA4hCmU1gBPh65S71kerbZXoH3zI 9XIOsSSncK5Yj32SCd2/2xu020F+11wW1wtqrAMNKyX7viPWXjTsoU2PFtOJGt1Mu7 R9yIOL/r8jEs4lm0Ljz6gTgCt9wKgDd1oveThiUA= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Mateusz Krzak , Christian Hewitt , Neil Armstrong , Kevin Hilman , Sasha Levin Subject: [PATCH 5.4 71/80] arm64: dts: meson-gx: add ATF BL32 reserved-memory region Date: Mon, 21 Feb 2022 09:49:51 +0100 Message-Id: <20220221084917.908941985@linuxfoundation.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220221084915.554151737@linuxfoundation.org> References: <20220221084915.554151737@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Christian Hewitt [ Upstream commit 76577c9137456febb05b0e17d244113196a98968 ] 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 Reviewed-by: Neil Armstrong Reviewed-by: Kevin Hilman Signed-off-by: Neil Armstrong Link: https://lore.kernel.org/r/20220126044954.19069-2-christianshewitt@gmail.com Signed-off-by: Sasha Levin --- 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 ce230d6ac35cd..ad7bc0eec6682 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi @@ -41,6 +41,12 @@ 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;