From patchwork Sat Jul 22 21:55:39 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Drew Fustini X-Patchwork-Id: 705474 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 37B74C001B0 for ; Sat, 22 Jul 2023 21:56:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229679AbjGVV4C (ORCPT ); Sat, 22 Jul 2023 17:56:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46374 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229646AbjGVVz7 (ORCPT ); Sat, 22 Jul 2023 17:55:59 -0400 Received: from mail-pf1-x430.google.com (mail-pf1-x430.google.com [IPv6:2607:f8b0:4864:20::430]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D13A51FDC for ; Sat, 22 Jul 2023 14:55:57 -0700 (PDT) Received: by mail-pf1-x430.google.com with SMTP id d2e1a72fcca58-668711086f4so2014155b3a.1 for ; Sat, 22 Jul 2023 14:55:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20221208.gappssmtp.com; s=20221208; t=1690062957; x=1690667757; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=eNq3ooibllsS+ZhvG+WZ/pKEIVkHTikeXp8/+4bIvoo=; b=Zvk+6o3mp1GMdDNIyKe1pvP3sneiDUgo19KNiwhQKJTBanqA5dfWnFClpbKq9VmUNo pv02PcLdEqUqY23UQko7HUIIMRYxbSaiAbl3TUyD0ULBdJvj0QqBsC6iSkXLh1YC/CYg OIjlWFvCzo/+FadPASi0Vj7n4PFH5i1xMWwmKNiXaHoocIkChA1CVdsXaMR/tbI1+vVP 5CRW8vdBGoSszfhffKJ+Jym7/Z0glbf8TOctSYkIJM+0+75SEmiBESWeGKxZssOWzuUY xxcXzbO9870E9RNfdNsFTIsDss38VHGj9uu+31lzXEgZNAehNv3IocH1DYKQjnNpw2Ay tAdw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1690062957; x=1690667757; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=eNq3ooibllsS+ZhvG+WZ/pKEIVkHTikeXp8/+4bIvoo=; b=H/nIWcmcfFeXhf1SEPP4RwDQtq+IYdFURv+lEcGdw1ffxhq1PSw0Lme62hpfr5yaQ0 rz7Buj6demnfottRB0PfwKAZt9Zox5CXLo3XWtac6SO4pECoXQaHrCnK9AxmR2H5ZrXJ tGX8ABstxBDIh1EiFjc+E6qPRKvp8wxJV9opSBmi7eLkft7E3YMqZHKwm80p0AHuvfpp VYxbGrfjTBv162UpXpEBOUbaGugqs0fvt+/qigvAw4wG4wsbyOWJ1s65nXZbxykOYwVg GefHHsaS/n3A9xxXHibq2uCbNkrH8Y+bfVq4aMW9g1ssQQAv+QVlk4IT/60MbqMAJXI7 y5Dg== X-Gm-Message-State: ABy/qLY1flr+ExxfPuD72yGrU4yqeD9h3StRZuFskUDS+ppyW9xNDeQ6 15Ul1aR52yBaSp9D2vgzRqGNFA== X-Google-Smtp-Source: APBJJlETDgMMQUmKERqHdpjyeUGuasuXqwF3qVJ8DnTZ2PhV8XDiCClkTLr65ubbixENCL+6hzLcHg== X-Received: by 2002:a05:6a20:8f20:b0:128:ffb7:dcfe with SMTP id b32-20020a056a208f2000b00128ffb7dcfemr8454200pzk.1.1690062957244; Sat, 22 Jul 2023 14:55:57 -0700 (PDT) Received: from [127.0.1.1] ([2601:1c2:1800:f680:2a8c:966f:392d:7230]) by smtp.gmail.com with ESMTPSA id e23-20020a633717000000b0056368adf5e2sm5517642pga.87.2023.07.22.14.55.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 22 Jul 2023 14:55:56 -0700 (PDT) From: Drew Fustini Date: Sat, 22 Jul 2023 14:55:39 -0700 Subject: [PATCH 1/3] riscv: dts: thead: add BeagleV Ahead board device tree MIME-Version: 1.0 Message-Id: <20230722-upstream-beaglev-ahead-dts-v1-1-ccda511357f4@baylibre.com> References: <20230722-upstream-beaglev-ahead-dts-v1-0-ccda511357f4@baylibre.com> In-Reply-To: <20230722-upstream-beaglev-ahead-dts-v1-0-ccda511357f4@baylibre.com> To: Jisheng Zhang , Guo Ren , Fu Wei , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Conor Dooley Cc: linux-riscv@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Robert Nelson , Jason Kridner , Drew Fustini X-Mailer: b4 0.12.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1690062955; l=2149; i=dfustini@baylibre.com; s=20230430; h=from:subject:message-id; bh=+rZmnfftb0bAD+1sg0Qa75JPTOTZrN2NaupHAuKG1ME=; b=H2Yel4vLh8WU569bA3DeA3vPh7RYAVO9fVFeX+pv6CgRHteYDElL8T7ZRggo6w6KgbsHdYgGe bPfhHVnoHYnDXNhKHEDTSLpb24s4Iz6Nz3LvykBGJ3h9085tg/rcVVb X-Developer-Key: i=dfustini@baylibre.com; a=ed25519; pk=p3GKE9XFmjhwAayAHG4U108yag7V8xQVd4zJLdW0g7g= Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org The BeagleV Ahead single board computer uses the T-Head TH1520 SoC. Add a minimal device tree to support basic uart/gpio/dmac drivers so that a user can boot to a basic shell. Link: https://beagleboard.org/beaglev-ahead Signed-off-by: Drew Fustini Reviewed-by: Guo Ren --- arch/riscv/boot/dts/thead/Makefile | 2 +- arch/riscv/boot/dts/thead/th1520-beaglev-ahead.dts | 61 ++++++++++++++++++++++ 2 files changed, 62 insertions(+), 1 deletion(-) diff --git a/arch/riscv/boot/dts/thead/Makefile b/arch/riscv/boot/dts/thead/Makefile index e311fc9a5939..b55a17127c2b 100644 --- a/arch/riscv/boot/dts/thead/Makefile +++ b/arch/riscv/boot/dts/thead/Makefile @@ -1,2 +1,2 @@ # SPDX-License-Identifier: GPL-2.0 -dtb-$(CONFIG_ARCH_THEAD) += th1520-lichee-pi-4a.dtb +dtb-$(CONFIG_ARCH_THEAD) += th1520-lichee-pi-4a.dtb th1520-beaglev-ahead.dtb diff --git a/arch/riscv/boot/dts/thead/th1520-beaglev-ahead.dts b/arch/riscv/boot/dts/thead/th1520-beaglev-ahead.dts new file mode 100644 index 000000000000..c315e5bd3d2d --- /dev/null +++ b/arch/riscv/boot/dts/thead/th1520-beaglev-ahead.dts @@ -0,0 +1,61 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2023 Jisheng Zhang + * Copyright (C) 2023 Drew Fustini + */ + +/dts-v1/; + +#include "th1520.dtsi" + +/ { + model = "BeagleV Ahead"; + compatible = "beagle,beaglev-ahead", "thead,th1520"; + + aliases { + gpio0 = &gpio0; + gpio1 = &gpio1; + gpio2 = &gpio2; + gpio3 = &gpio3; + serial0 = &uart0; + serial1 = &uart1; + serial2 = &uart2; + serial3 = &uart3; + serial4 = &uart4; + serial5 = &uart5; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; + + memory@0 { + device_type = "memory"; + reg = <0x0 0x00000000 0x1 0x00000000>; + + }; +}; + +&osc { + clock-frequency = <24000000>; +}; + +&osc_32k { + clock-frequency = <32768>; +}; + +&apb_clk { + clock-frequency = <62500000>; +}; + +&uart_sclk { + clock-frequency = <100000000>; +}; + +&dmac0 { + status = "okay"; +}; + +&uart0 { + status = "okay"; +};