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[2620:137:e000::1:20]) by mx.google.com with ESMTP id 21-20020a630215000000b00476e62744a8si8345508pgc.388.2022.11.20.00.32.34; Sun, 20 Nov 2022 00:32:47 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=BK1xeblc; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229678AbiKTIbw (ORCPT + 99 others); Sun, 20 Nov 2022 03:31:52 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38894 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229622AbiKTIbW (ORCPT ); Sun, 20 Nov 2022 03:31:22 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D08619B7F2; Sun, 20 Nov 2022 00:31:19 -0800 (PST) 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 6B22A60BD8; Sun, 20 Nov 2022 08:31:19 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 70061C433D7; Sun, 20 Nov 2022 08:31:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1668933078; bh=G24oZBjdPa3JbPx8QD0rcb78CE3hAe3N+R48CzLmQsA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=BK1xeblcBO6cUVnXQGeMig9JelFSOfuq0mmQFNU8NlS5d7hQMwViz23z2YdP89A26 mx2UhCcMAyA95O5Jmej/MnOzO7JwyYflRQs2bjvopMFZzxIDRNBcKinjyXkRKwX128 ZE7J4Z48p0i+OgXiKQoy84j+u8PN14kQldumMNpOIXVkxh8aOeiJ0r4oyEVmag+FMz 0eCLkBkYwziWGBXLBzRF2BkTHhyQrDG/lzSIh2q3XUxFj5P3mGl85n5Vs2QOieX7pO YcLJqpmJAs3bvsYXdT3lLvLYFXU/3vL3wyhulv3EjV4WFT9VNUODHStDum2bUetyfd 1hJmvkCM/x1bg== From: Jisheng Zhang To: Greg Kroah-Hartman , Rob Herring , Krzysztof Kozlowski , Paul Walmsley , Palmer Dabbelt , Albert Ou , Jiri Slaby Cc: linux-serial@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org Subject: [PATCH 5/7] riscv: dts: bouffalolab: add the bl808 SoC base device tree Date: Sun, 20 Nov 2022 16:21:12 +0800 Message-Id: <20221120082114.3030-6-jszhang@kernel.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20221120082114.3030-1-jszhang@kernel.org> References: <20221120082114.3030-1-jszhang@kernel.org> MIME-Version: 1.0 X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1750003265378313410?= X-GMAIL-MSGID: =?utf-8?q?1750003265378313410?= Add a baisc dtsi for the bouffalolab bl808 SoC. Signed-off-by: Jisheng Zhang --- arch/riscv/boot/dts/Makefile | 1 + arch/riscv/boot/dts/bouffalolab/bl808.dtsi | 74 ++++++++++++++++++++++ 2 files changed, 75 insertions(+) create mode 100644 arch/riscv/boot/dts/bouffalolab/bl808.dtsi diff --git a/arch/riscv/boot/dts/Makefile b/arch/riscv/boot/dts/Makefile index ff174996cdfd..b525467152b2 100644 --- a/arch/riscv/boot/dts/Makefile +++ b/arch/riscv/boot/dts/Makefile @@ -1,4 +1,5 @@ # SPDX-License-Identifier: GPL-2.0 +subdir-y += bouffalolab subdir-y += sifive subdir-y += starfive subdir-$(CONFIG_SOC_CANAAN_K210_DTB_BUILTIN) += canaan diff --git a/arch/riscv/boot/dts/bouffalolab/bl808.dtsi b/arch/riscv/boot/dts/bouffalolab/bl808.dtsi new file mode 100644 index 000000000000..c98ebb14ee10 --- /dev/null +++ b/arch/riscv/boot/dts/bouffalolab/bl808.dtsi @@ -0,0 +1,74 @@ +// SPDX-License-Identifier: (GPL-2.0+ or MIT) +/* + * Copyright (C) 2022 Jisheng Zhang + */ + +#include + +/ { + compatible = "bouffalolab,bl808"; + #address-cells = <1>; + #size-cells = <1>; + + cpus { + timebase-frequency = <1000000>; + #address-cells = <1>; + #size-cells = <0>; + + cpu0: cpu@0 { + compatible = "thead,c906", "riscv"; + device_type = "cpu"; + reg = <0>; + d-cache-block-size = <64>; + d-cache-sets = <256>; + d-cache-size = <32768>; + i-cache-block-size = <64>; + i-cache-sets = <128>; + i-cache-size = <32768>; + mmu-type = "riscv,sv39"; + riscv,isa = "rv64imafdc"; + + cpu0_intc: interrupt-controller { + compatible = "riscv,cpu-intc"; + interrupt-controller; + #address-cells = <0>; + #interrupt-cells = <1>; + }; + }; + }; + + xtal: xtal-clk { + compatible = "fixed-clock"; + clock-frequency = <40000000>; + clock-output-names = "xtal"; + #clock-cells = <0>; + }; + + soc { + compatible = "simple-bus"; + ranges; + interrupt-parent = <&plic>; + dma-noncoherent; + #address-cells = <1>; + #size-cells = <1>; + + uart0: serial@30002000 { + compatible = "bouffalolab,uart"; + reg = <0x30002000 0x1000>; + interrupts = <20 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&xtal>; + status = "disabled"; + }; + + plic: interrupt-controller@e0000000 { + compatible = "thead,c900-plic"; + reg = <0xe0000000 0x4000000>; + interrupts-extended = <&cpu0_intc 0xffffffff>, + <&cpu0_intc 9>; + interrupt-controller; + #address-cells = <0>; + #interrupt-cells = <2>; + riscv,ndev = <64>; + }; + }; +};