From patchwork Mon Mar 17 07:16:57 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xianwei Zhao via B4 Relay X-Patchwork-Id: 874674 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 2EE6E21ABB2; Mon, 17 Mar 2025 07:16:55 +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=1742195815; cv=none; b=aU/6gHs4nGwPwQZN6oSW/3FP46NQSGc+18RV1QtylCHs5aQnOw/XVmOtX8JZCaXsEYZIlfg4E51MleQgmHcKsuUHDTPExzmqaauYkSRDbsl2Vtsau5OfnngO6YlRHJkzH++V3KCfAlDZJntICT8sGrEkPu6UVFzm82tNFaT0Fsk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742195815; c=relaxed/simple; bh=B3GHtDIlk4uJhtXXBvzUxXAs7CMoaIppV9V6YruFUTk=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=owcI+QfoI0B77wyilpZW4Jmq0/bIHODTPNHGhUHfA+GUOzNEuephqAyv7f64a9icp1MgO7ypsnoJ3TVG8ocZX+Hoz5eXkINUbaeGGJKZL5CIaXpQXDY03G/Xwb9SOQaAdQSOMYrhnvaFjaZA9z4XnshAETkadfRjavKxsPkrgUs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=W55WUlOd; 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="W55WUlOd" Received: by smtp.kernel.org (Postfix) with ESMTPS id B6782C4CEFD; Mon, 17 Mar 2025 07:16:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1742195814; bh=B3GHtDIlk4uJhtXXBvzUxXAs7CMoaIppV9V6YruFUTk=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=W55WUlOdqrCNW1Q2TUTdrkt8J0Zfpald088Vk8T0REtl5WH7GIfK8eSX5ZtrU/GNU 5OC720EJEsh06wCikHi3x4gKQtBhvDIhh60BDEUsO4zeooXgGR05ltiCoU/SXZjl9w O7Qc2NzUY6mOXxBOhNVjG8Z7YduoVw7VDHkBabJKTTcJZ3wR7sNEEMERW/cH+UOEBh mpi3t80l49jEegiasGjylGl0IRffSmqanMKOkLyAjhXtK1C6LCpjpr/PYHPsfrKMqH oX6F6mf+c4otE1aoTW9bsMzRKAB7wnzwg1Z68ZJGxlinaiMKBoHVvMgM1EayRSF8+h mXzEkH9+CnDZA== 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 AB809C35FF8; Mon, 17 Mar 2025 07:16:54 +0000 (UTC) From: Xianwei Zhao via B4 Relay Date: Mon, 17 Mar 2025 15:16:57 +0800 Subject: [PATCH 6/7] arm64: dts: add support for S7 based Amlogic BP201 Precedence: bulk X-Mailing-List: linux-serial@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250317-s6-s7-basic-v1-6-d653384e41f3@amlogic.com> References: <20250317-s6-s7-basic-v1-0-d653384e41f3@amlogic.com> In-Reply-To: <20250317-s6-s7-basic-v1-0-d653384e41f3@amlogic.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Neil Armstrong , Martin Blumenstingl , Jerome Brunet , Kevin Hilman , Greg Kroah-Hartman , Jiri Slaby Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, Xianwei Zhao X-Mailer: b4 0.12.4 X-Developer-Signature: v=1; a=ed25519-sha256; t=1742195812; l=5079; i=xianwei.zhao@amlogic.com; s=20231208; h=from:subject:message-id; bh=K7mxYZcLlAfmWqGvYCe/n2dtUZV6IP8fXJNOiKMq3y8=; b=J/yUeo7DSRneIrH2WKsY9YjottmGFTKEXdjXDPaWSyGuhiopRNzzZDTuw+TlP5GilZX8rQs4U RQGA1FTnPnVC7phWRoE2mOHmrqhtgx6B3W27aOfT9eJkLEDVuIL7Nwn X-Developer-Key: i=xianwei.zhao@amlogic.com; a=ed25519; pk=o4fDH8ZXL6xQg5h17eNzRljf6pwZHWWjqcOSsj3dW24= X-Endpoint-Received: by B4 Relay for xianwei.zhao@amlogic.com/20231208 with auth_id=107 X-Original-From: Xianwei Zhao Reply-To: xianwei.zhao@amlogic.com From: Xianwei Zhao Amlogic S7 is an advanced application processor designed for hybrid OTT/IP Set Top Box and high-end media box applications. Add basic support for the S7 based Amlogic BP201 board, which describes the following components: CPU, GIC, IRQ, Timer and UART. These are capable of booting up into the serial console. Signed-off-by: Xianwei Zhao --- arch/arm64/boot/dts/amlogic/Makefile | 1 + .../boot/dts/amlogic/amlogic-s7-s805x3-bp201.dts | 41 +++++++++ arch/arm64/boot/dts/amlogic/amlogic-s7.dtsi | 99 ++++++++++++++++++++++ 3 files changed, 141 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/Makefile b/arch/arm64/boot/dts/amlogic/Makefile index a1ad8fa9999f..29e1c7b9ee31 100644 --- a/arch/arm64/boot/dts/amlogic/Makefile +++ b/arch/arm64/boot/dts/amlogic/Makefile @@ -4,6 +4,7 @@ dtb-$(CONFIG_ARCH_MESON) += amlogic-a5-a113x2-av400.dtb dtb-$(CONFIG_ARCH_MESON) += amlogic-c3-c302x-aw409.dtb dtb-$(CONFIG_ARCH_MESON) += amlogic-c3-c308l-aw419.dtb dtb-$(CONFIG_ARCH_MESON) += amlogic-s6-s905x5-bl209.dtb +dtb-$(CONFIG_ARCH_MESON) += amlogic-s7-s805x3-bp201.dtb dtb-$(CONFIG_ARCH_MESON) += amlogic-t7-a311d2-an400.dtb dtb-$(CONFIG_ARCH_MESON) += amlogic-t7-a311d2-khadas-vim4.dtb dtb-$(CONFIG_ARCH_MESON) += meson-a1-ad401.dtb diff --git a/arch/arm64/boot/dts/amlogic/amlogic-s7-s805x3-bp201.dts b/arch/arm64/boot/dts/amlogic/amlogic-s7-s805x3-bp201.dts new file mode 100644 index 000000000000..7fd4ac9321a6 --- /dev/null +++ b/arch/arm64/boot/dts/amlogic/amlogic-s7-s805x3-bp201.dts @@ -0,0 +1,41 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (c) 2025 Amlogic, Inc. All rights reserved. + */ + +/dts-v1/; + +#include "amlogic-s7.dtsi" +/ { + model = "Amlogic S805X3 BP201 Development Board"; + compatible = "amlogic,bp201", "amlogic,s7"; + interrupt-parent = <&gic>; + #address-cells = <2>; + #size-cells = <2>; + + aliases { + serial0 = &uart_b; + }; + + memory@0 { + device_type = "memory"; + reg = <0x0 0x0 0x0 0x40000000>; + }; + + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + /* 35 MiB reserved for ARM Trusted Firmware */ + secmon_reserved: secmon@5000000 { + compatible = "shared-dma-pool"; + reg = <0x0 0x05000000 0x0 0x2300000>; + no-map; + }; + }; +}; + +&uart_b { + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/amlogic/amlogic-s7.dtsi b/arch/arm64/boot/dts/amlogic/amlogic-s7.dtsi new file mode 100644 index 000000000000..f0c172681bd1 --- /dev/null +++ b/arch/arm64/boot/dts/amlogic/amlogic-s7.dtsi @@ -0,0 +1,99 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (c) 2025 Amlogic, Inc. All rights reserved. + */ + +#include +#include +#include + +/ { + cpus { + #address-cells = <2>; + #size-cells = <0>; + + cpu0: cpu@0 { + device_type = "cpu"; + compatible = "arm,cortex-a55"; + reg = <0x0 0x0>; + enable-method = "psci"; + }; + + cpu1: cpu@100 { + device_type = "cpu"; + compatible = "arm,cortex-a55"; + reg = <0x0 0x100>; + enable-method = "psci"; + }; + + cpu2: cpu@200 { + device_type = "cpu"; + compatible = "arm,cortex-a55"; + reg = <0x0 0x200>; + enable-method = "psci"; + }; + + cpu3: cpu@300 { + device_type = "cpu"; + compatible = "arm,cortex-a55"; + reg = <0x0 0x300>; + enable-method = "psci"; + }; + + }; + + timer { + compatible = "arm,armv8-timer"; + interrupts = , + , + , + ; + }; + + psci { + compatible = "arm,psci-1.0"; + method = "smc"; + }; + + xtal: xtal-clk { + compatible = "fixed-clock"; + clock-frequency = <24000000>; + clock-output-names = "xtal"; + #clock-cells = <0>; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <2>; + #size-cells = <2>; + ranges; + + gic: interrupt-controller@fff01000 { + compatible = "arm,gic-400"; + #interrupt-cells = <3>; + #address-cells = <0>; + interrupt-controller; + reg = <0x0 0xfff01000 0 0x1000>, + <0x0 0xfff02000 0 0x0100>; + interrupts = ; + }; + + apb: bus@fe000000 { + compatible = "simple-bus"; + reg = <0x0 0xfe000000 0x0 0x480000>; + #address-cells = <2>; + #size-cells = <2>; + ranges = <0x0 0x0 0x0 0xfe000000 0x0 0x480000>; + + uart_b: serial@7a000 { + compatible = "amlogic,s7-uart", + "amlogic,meson-s4-uart"; + reg = <0x0 0x7a000 0x0 0x18>; + interrupts = ; + clocks = <&xtal>, <&xtal>, <&xtal>; + clock-names = "xtal", "pclk", "baud"; + status = "disabled"; + }; + }; + }; +};