From mboxrd@z Thu Jan 1 00:00:00 1970 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 3982B3CBE6D; Wed, 9 Sep 2026 19:38:11 +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=1788982691; cv=none; b=t+tJsQ1oxWjw3TQpJB1lRB/b2GGRt6ppHWhGc2AcOpeRpTURYWBLiKpUUVmqBIi/nuVKcXMTa5/lA+v2XpkBsUsLxVlyj7n4S/OhQAzmTXo4MZHgAIiIF8xxSLSl0nrnhYuwFsXmfMjbKBueJG7JrFhX5tEJBx8TzCMmQ3fjLuY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788982691; c=relaxed/simple; bh=OmLxNhwIEeGHYJj3Y2qiAiLAo8DjCGsOiITKuTiyw48=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=j5GMEYo56YBrx1uGfUX+ms8Hhg0LxTOtfhxOnhmc5htbmEb+wkGulLHoJ2Zs71VGni6avLjsb5vaGapKbnP5dOBfO3G2yc6jTaV6NFZXgyFKIrjApwUfYrKRsgI2lPs++JkX0oRnuX5Mjir5mXYsPsRFvmf5G2IvnnPw0TI9CB8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ruwBtuB0; 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="ruwBtuB0" Received: by smtp.kernel.org (Postfix) with ESMTPS id E3A15C2BCFF; Wed, 9 Sep 2026 19:38:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1788982690; bh=OmLxNhwIEeGHYJj3Y2qiAiLAo8DjCGsOiITKuTiyw48=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=ruwBtuB08FvUpDWjmLZHBPIjeCFnETC4h7L4QFwMacWp/FSVNUCx+qaIhsDlH7I5I boir9XRUHidOLMY4GL8CrAQg6OoKnfNMdsxCS+L4x9x+O18gykVE6GtDOZtFYjhD1r WeC2TpRjzWvKD9WH9Vgs+JpLEav+4v0Rf6VQy1hY7Ot6cglnBmjgYMFYCFAhdi3sd2 q6n9WdVkER0n0JYl0el9aWDzp+fTyUHP4sgxdke6YFdVutuUPRYoHCDYXPNYrLGbws ZaIyuNbMnFJnww6CUUAkJ3FZOr5iLzhfsoJgF25lW9Zr8khRfdcVjOCSF4MWy6xTGh xFoM0uStMH6Dw== 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 CA4D0C88E41; Wed, 9 Sep 2026 19:38:10 +0000 (UTC) From: Zakariya Hadrami via B4 Relay Date: Wed, 09 Sep 2026 21:38:03 +0200 Subject: [PATCH v4 4/4] ARM: dts: mediatek: Add basic support for Amazon ford board Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260909-mt8127-amazon-ford-basic-v4-4-e9af5c420ab1@mailbox.org> References: <20260909-mt8127-amazon-ford-basic-v4-0-e9af5c420ab1@mailbox.org> In-Reply-To: <20260909-mt8127-amazon-ford-basic-v4-0-e9af5c420ab1@mailbox.org> To: Matthias Brugger , AngeloGioacchino Del Regno , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Sean Wang , Wim Van Sebroeck , Guenter Roeck Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org, linux-watchdog@vger.kernel.org, zkh1@proton.me, Zakariya Hadrami X-Mailer: b4 0.15.1 X-Developer-Signature: v=1; a=ed25519-sha256; t=1788982689; l=2117; i=zkh@mailbox.org; s=20260908; h=from:subject:message-id; bh=ArzZhvqbaHzkwMRg8G+mxS9/RyxJ5FW/7LRvsjsHapo=; b=GLHETlbpi5XIYO5QxABxqgKWx4PFuSTFhmt6Oyla2JeDqArgYfJ4Jzy/6UZPNy3TTgT8Z5D9j HHjkqdWyeIBBP2EZtQFQZSvXX4vK0efzQFHYK3qZtMuidLgqks4qiAs X-Developer-Key: i=zkh@mailbox.org; a=ed25519; pk=up24Xn4ScFKugfT4EJru/UQAS7JOIN+DSQqro+a05T4= X-Endpoint-Received: by B4 Relay for zkh@mailbox.org/20260908 with auth_id=1015 X-Original-From: Zakariya Hadrami Reply-To: zkh@mailbox.org From: Zakariya Hadrami This tablet uses a MediaTek MT8127 system-on-chip with 1GB 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: Zakariya Hadrami --- arch/arm/boot/dts/mediatek/Makefile | 1 + arch/arm/boot/dts/mediatek/mt8127-amazon-ford.dts | 54 +++++++++++++++++++++++ 2 files changed, 55 insertions(+) diff --git a/arch/arm/boot/dts/mediatek/Makefile b/arch/arm/boot/dts/mediatek/Makefile index 37c4cded0eae..a610bc75c7d9 100644 --- a/arch/arm/boot/dts/mediatek/Makefile +++ b/arch/arm/boot/dts/mediatek/Makefile @@ -14,5 +14,6 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += \ mt7623n-rfb-emmc.dtb \ mt7623n-bananapi-bpi-r2.dtb \ mt7629-rfb.dtb \ + mt8127-amazon-ford.dtb \ mt8127-moose.dtb \ mt8135-evbp1.dtb diff --git a/arch/arm/boot/dts/mediatek/mt8127-amazon-ford.dts b/arch/arm/boot/dts/mediatek/mt8127-amazon-ford.dts new file mode 100644 index 000000000000..8edad5482de2 --- /dev/null +++ b/arch/arm/boot/dts/mediatek/mt8127-amazon-ford.dts @@ -0,0 +1,54 @@ +// SPDX-License-Identifier: GPL-2.0 + +/dts-v1/; +#include "mt8127.dtsi" + +/ { + model = "MediaTek MT8127 Amazon Ford"; + compatible = "amazon,ford", "mediatek,mt8127"; + chassis-type = "tablet"; + + aliases { + serial0 = &uart0; + }; + + chosen { + #address-cells = <2>; + #size-cells = <2>; + ranges; + stdout-path = "serial0:921600n8"; + + framebuffer0: framebuffer@b7a00000 { + compatible = "simple-framebuffer"; + memory-region = <&framebuffer_reserved>; + width = <1024>; + height = <600>; + stride = <(1024 * 2)>; + format = "r5g6b5"; + }; + }; + + memory@80000000 { + device_type = "memory"; + reg = <0 0x80000000 0 0x40000000>; + }; + + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + framebuffer_reserved: framebuffer@b7a00000 { + reg = <0 0xb7a00000 0 0x1000000>; + no-map; + }; + }; +}; + +&uart0 { + status = "okay"; +}; + +&watchdog { + status = "okay"; +}; -- 2.54.0