From patchwork Fri Jun 20 15:40:50 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Max Shevchenko via B4 Relay X-Patchwork-Id: 898738 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7ED6B2E4241; Fri, 20 Jun 2025 15:43:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750434234; cv=none; b=or+h7u1WysKgmdf8IoB80y2Oj/0Se+7ZIG335Sl+PgQKWvZa8jzwgxpfeW8BFVg2mLBUN+m79yZPsM7sbnQwfAo/EhSmSfarMw28GgLcCTD+jDAkJvE9ud1bzOj+QvI0dPM7n1bG6LtAtNI3NyvMLVNdWw8P0p9VGvwZNb37da4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750434234; c=relaxed/simple; bh=n3mrHhbKnKUpC1kN1NJ7p70/oxST9+GlzZGgUiw5Xms=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=kO7Btjb5ySETZTtq5T3Qrw7aTSoq7SjyZHK+pMxGBNFDzHbI/Ih7QUMQ80h02T5nJT98diaTgwYqJ5ZKrGYIrLwDndiIttd7u5L3fA9w2NUeUPDF3iI4AlD+3MA4wKprs8aetgzs4KrNMAch2h3iDveV/Bmu9DFJRwO4Y7olzoA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=c0cdnnRC; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="c0cdnnRC" Received: by smtp.kernel.org (Postfix) with ESMTPS id 1DF8FC4CEF0; Fri, 20 Jun 2025 15:43:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1750434234; bh=n3mrHhbKnKUpC1kN1NJ7p70/oxST9+GlzZGgUiw5Xms=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=c0cdnnRCMiUXGUWRZKXjuQmmed1u1TmtaK0z2m8n7D0R3KpYtieyKYq4ZU2adkxIK v0XfH4uedfuYeKiHMFP/WclYAZhKY/C1gN9p58PpigwzJHHd4OF/t9QvlFAS7J6oAa 3Rny6oFVXm99QF49ZNpZXtJ45gqFsbi0fCk2G+AZw54v0yOYQKbYAgZeWodi+nx597 XHHwEhh31CO5H1aYuPX1V+6TOp63xuChlkMFwWYdzPAeV44NdUJ8RS00DqnEthGzBY THsRre7+TYNJtEQumx0l1yeNmf43bLJKBWuVoH1BBgoaowhdSPy8WERy/YK3d1buPp dIUXQ9PUJs8Ww== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1343DC7115B; Fri, 20 Jun 2025 15:43:54 +0000 (UTC) From: Max Shevchenko via B4 Relay Date: Fri, 20 Jun 2025 18:40:50 +0300 Subject: [PATCH 11/11] ARM: dts: mediatek: add basic support for Lenovo A369i board Precedence: bulk X-Mailing-List: linux-watchdog@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250620-mt6572-v1-11-e2d47820f042@proton.me> References: <20250620-mt6572-v1-0-e2d47820f042@proton.me> In-Reply-To: <20250620-mt6572-v1-0-e2d47820f042@proton.me> To: Greg Kroah-Hartman , Jiri Slaby , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Thomas Gleixner , Daniel Lezcano , Wim Van Sebroeck , Guenter Roeck , Sean Wang , Russell King Cc: linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-watchdog@vger.kernel.org, Max Shevchenko X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1750434231; l=2299; i=wctrl@proton.me; s=20250603; h=from:subject:message-id; bh=lTjo3ihR3gUlpL1GW0vPSnD1O+oT6SyQn7cpI3Gt7SU=; b=AJjRsHDZP2J6V9EgEJwBSC0mqa9ApUP+Ke6oP/dYMgZ8GuD8lxcVsUuCuG0TjHk29w5JOc3sR L2O+R7DD6/3CnY8tLfMAxbq+ollMI5/867XTIes34t+guE0rQF2NjyT X-Developer-Key: i=wctrl@proton.me; a=ed25519; pk=JXUx3mL/OrnRvbK57HXgugBjEBKq4QgDKJqp7BALm74= X-Endpoint-Received: by B4 Relay for wctrl@proton.me/20250603 with auth_id=421 X-Original-From: Max Shevchenko Reply-To: wctrl@proton.me From: Max Shevchenko This smartphone uses a MediaTek MT6572 system-on-chip with 512MB of RAM. It can currently boot into initramfs with a working UART and Simple Framebuffer using already initialized panel by the bootloader. Signed-off-by: Max Shevchenko --- arch/arm/boot/dts/mediatek/Makefile | 1 + arch/arm/boot/dts/mediatek/mt6572-lenovo-a369i.dts | 57 ++++++++++++++++++++++ 2 files changed, 58 insertions(+) diff --git a/arch/arm/boot/dts/mediatek/Makefile b/arch/arm/boot/dts/mediatek/Makefile index cb869a1aaec21a1d99f7f2a829b84672a3f52726..e48de3efeb3b9ab00108cc28afa8da525d0ec14a 100644 --- a/arch/arm/boot/dts/mediatek/Makefile +++ b/arch/arm/boot/dts/mediatek/Makefile @@ -2,6 +2,7 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += \ mt2701-evb.dtb \ mt6572-jty-d101.dtb \ + mt6572-lenovo-a369i.dtb \ mt6580-evbp1.dtb \ mt6582-prestigio-pmt5008-3g.dtb \ mt6589-aquaris5.dtb \ diff --git a/arch/arm/boot/dts/mediatek/mt6572-lenovo-a369i.dts b/arch/arm/boot/dts/mediatek/mt6572-lenovo-a369i.dts new file mode 100644 index 0000000000000000000000000000000000000000..da8865a6b7e4f0e346f42504b3f8a4db61cb240e --- /dev/null +++ b/arch/arm/boot/dts/mediatek/mt6572-lenovo-a369i.dts @@ -0,0 +1,57 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2025 Max Shevchenko + */ + +/dts-v1/; +#include "mt6572.dtsi" + +/ { + model = "Lenovo A369i"; + compatible = "lenovo,a369i", "mediatek,mt6572"; + + aliases { + serial0 = &uart0; + }; + + chosen { + #address-cells = <1>; + #size-cells = <1>; + stdout-path = "serial0:921600n8"; + + framebuffer: framebuffer@9fa00000 { + compatible = "simple-framebuffer"; + memory-region = <&framebuffer_reserved>; + width = <480>; + height = <800>; + stride = <(480 * 2)>; + format = "r5g6b5"; + status = "okay"; + }; + }; + + memory { + device_type = "memory"; + reg = <0x80000000 0x20000000>; + }; + + reserved-memory { + #address-cells = <1>; + #size-cells = <1>; + ranges; + + connsys@80000000 { + reg = <0x80000000 0x100000>; + no-map; + }; + + framebuffer_reserved: framebuffer@9fa00000 { + reg = <0x9fa00000 0x600000>; + no-map; + }; + }; +}; + +&uart0 { + status = "okay"; +};