From patchwork Mon Mar 20 16:57:58 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 13181643 X-Patchwork-Delegate: kuba@kernel.org 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 784B8C76195 for ; Mon, 20 Mar 2023 17:13:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233435AbjCTRNS (ORCPT ); Mon, 20 Mar 2023 13:13:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58280 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232165AbjCTRMi (ORCPT ); Mon, 20 Mar 2023 13:12:38 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AFCAE83C3; Mon, 20 Mar 2023 10:08:43 -0700 (PDT) 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 DE92561701; Mon, 20 Mar 2023 16:59:06 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id EE26DC433EF; Mon, 20 Mar 2023 16:59:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1679331546; bh=Pe3VP2wxZ1LgzDKFV9zDltQiMh3cGeAqwPGq68FDOlg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=FkGr472jOTqkgltHePWWiSJxD3ZM6RmRsglUXYf4dBC59FaFr72iibUPBtSLSIzIE SLUoXipwmHSrFKeH3gQcSoYIw+5/ljBSWw01GIO6JkA9/TGH+9ZoxJXFJWbvDu0V7E IiKZ/vB7zUETiSoBcC7N5boYCmVBxJQ/+vgpsaH8/H59tYsNoOzzEU10L1ma1g54JV RzGTV0LalvNkOBa/AYYO+a6uvBFLrk0722COR4g8fNVH/QDhuVAFaX4zNB3Ss2ZkFg j5fKOLqB0Y8oQkwv3uG2g+woQ+PnYE23w9nBgAVWHRJTt7PW4QgoZ6KDecE+uGaL/O GhG2uVEJEYujg== From: Lorenzo Bianconi To: netdev@vger.kernel.org Cc: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, matthias.bgg@gmail.com, linux-mediatek@lists.infradead.org, nbd@nbd.name, john@phrozen.org, sean.wang@mediatek.com, Mark-MC.Lee@mediatek.com, lorenzo.bianconi@redhat.com, daniel@makrotopia.org, krzysztof.kozlowski+dt@linaro.org, robh+dt@kernel.org, devicetree@vger.kernel.org Subject: [PATCH net-next 04/10] arm64: dts: mt7986: move cpuboot in a dedicated node Date: Mon, 20 Mar 2023 17:57:58 +0100 Message-Id: <61e2445f79d8642e7749dac409e2b93b96667610.1679330630.git.lorenzo@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: References: MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org Since the cpuboot memory region is not part of the RAM SoC, move cpuboot in a deidicated syscon node. This patch helps to keep backward-compatibility with older version of uboot codebase where we have a limit of 8 reserved-memory dts child nodes. Signed-off-by: Lorenzo Bianconi Acked-by: Matthias Brugger --- arch/arm64/boot/dts/mediatek/mt7986a.dtsi | 21 +++++++++++---------- 1 file changed, 11 insertions(+), 10 deletions(-) diff --git a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi index 51944690e790..668b6cfa6a3d 100644 --- a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi @@ -113,12 +113,6 @@ wo_dlm1: wo-dlm@151f8000 { reg = <0 0x151f8000 0 0x2000>; no-map; }; - - wo_boot: wo-boot@15194000 { - reg = <0 0x15194000 0 0x1000>; - no-map; - }; - }; timer { @@ -461,10 +455,11 @@ wed0: wed@15010000 { interrupt-parent = <&gic>; interrupts = ; memory-region = <&wo_emi0>, <&wo_ilm0>, <&wo_dlm0>, - <&wo_data>, <&wo_boot>; + <&wo_data>; memory-region-names = "wo-emi", "wo-ilm", "wo-dlm", - "wo-data", "wo-boot"; + "wo-data"; mediatek,wo-ccif = <&wo_ccif0>; + mediatek,wo-cpuboot = <&wo_cpuboot>; }; wed1: wed@15011000 { @@ -474,10 +469,11 @@ wed1: wed@15011000 { interrupt-parent = <&gic>; interrupts = ; memory-region = <&wo_emi1>, <&wo_ilm1>, <&wo_dlm1>, - <&wo_data>, <&wo_boot>; + <&wo_data>; memory-region-names = "wo-emi", "wo-ilm", "wo-dlm", - "wo-data", "wo-boot"; + "wo-data"; mediatek,wo-ccif = <&wo_ccif1>; + mediatek,wo-cpuboot = <&wo_cpuboot>; }; wo_ccif0: syscon@151a5000 { @@ -494,6 +490,11 @@ wo_ccif1: syscon@151ad000 { interrupts = ; }; + wo_cpuboot: syscon@15194000 { + compatible = "mediatek,mt7986-wo-cpuboot", "syscon"; + reg = <0 0x15194000 0 0x1000>; + }; + eth: ethernet@15100000 { compatible = "mediatek,mt7986-eth"; reg = <0 0x15100000 0 0x80000>;