From nobody Sat Sep 21 00:03:24 2024 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 AC850C77B62 for ; Mon, 3 Apr 2023 11:06:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231963AbjDCLGq (ORCPT ); Mon, 3 Apr 2023 07:06:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56914 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231836AbjDCLGk (ORCPT ); Mon, 3 Apr 2023 07:06:40 -0400 X-Greylist: delayed 490 seconds by postgrey-1.37 at lindbergh.monkeyblade.net; Mon, 03 Apr 2023 04:06:38 PDT Received: from mxout2.routing.net (mxout2.routing.net [IPv6:2a03:2900:1:a::b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 89C984C17; Mon, 3 Apr 2023 04:06:38 -0700 (PDT) Received: from mxbox3.masterlogin.de (unknown [192.168.10.78]) by mxout2.routing.net (Postfix) with ESMTP id 8AB655FB9D; Mon, 3 Apr 2023 10:58:26 +0000 (UTC) Received: from frank-G5.. (fttx-pool-217.61.152.94.bambit.de [217.61.152.94]) by mxbox3.masterlogin.de (Postfix) with ESMTPSA id C0B2E3608ED; Mon, 3 Apr 2023 10:58:25 +0000 (UTC) From: Frank Wunderlich To: linux-mediatek@lists.infradead.org Cc: Frank Wunderlich , Rob Herring , Krzysztof Kozlowski , Matthias Brugger , AngeloGioacchino Del Regno , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [RFC] arm64: dts: use size of reserved partition for bl2 Date: Mon, 3 Apr 2023 12:58:18 +0200 Message-Id: <20230403105818.29624-1-linux@fw-web.de> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Mail-ID: ff39b839-2afa-4e8f-82c9-0ea90158acdd Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Frank Wunderlich To store uncompressed bl2 more space is required than partition is actually defined. Signed-off-by: Frank Wunderlich --- I used the definition i got from mtk used in their SDK uboot. Openwrt uses also the first reserved partition to give bl2 more space: https://git.openwrt.org/?p=3Dopenwrt/openwrt.git;a=3Dblob;f=3Dtarget/linux/= mediatek/dts/mt7986a-bananapi-bpi-r3-nor.dts;h=3Df597b869abc80d1a73f44ebb85= ad4da17376bb52;hb=3DHEAD#l22 so imho it should be same in mainline to not require complex bl2 compression. --- .../boot/dts/mediatek/mt7986a-bananapi-bpi-r3-nor.dtso | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3-nor.dtso = b/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3-nor.dtso index 84aa229e80f3..e48881be4ed6 100644 --- a/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3-nor.dtso +++ b/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3-nor.dtso @@ -27,15 +27,10 @@ partitions { =20 partition@0 { label =3D "bl2"; - reg =3D <0x0 0x20000>; + reg =3D <0x0 0x40000>; read-only; }; =20 - partition@20000 { - label =3D "reserved"; - reg =3D <0x20000 0x20000>; - }; - partition@40000 { label =3D "u-boot-env"; reg =3D <0x40000 0x40000>; --=20 2.34.1