From mboxrd@z Thu Jan 1 00:00:00 1970 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 phobos.denx.de (phobos.denx.de [85.214.62.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 66BBFC47DAF for ; Sun, 21 Jan 2024 15:11:32 +0000 (UTC) Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id DC827877F4; Sun, 21 Jan 2024 16:11:20 +0100 (CET) Authentication-Results: phobos.denx.de; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Authentication-Results: phobos.denx.de; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="j1cDB5vs"; dkim-atps=neutral Received: by phobos.denx.de (Postfix, from userid 109) id B400687705; Sun, 21 Jan 2024 16:06:55 +0100 (CET) Received: from mail-pf1-x42c.google.com (mail-pf1-x42c.google.com [IPv6:2607:f8b0:4864:20::42c]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits)) (No client certificate requested) by phobos.denx.de (Postfix) with ESMTPS id 6AE908772A for ; Sun, 21 Jan 2024 16:06:53 +0100 (CET) Authentication-Results: phobos.denx.de; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=seashell11234455@gmail.com Received: by mail-pf1-x42c.google.com with SMTP id d2e1a72fcca58-6dac225bf42so1193132b3a.0 for ; Sun, 21 Jan 2024 07:06:53 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1705849611; x=1706454411; darn=lists.denx.de; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=HV5TgzHzGSjjJQqqSWgKplUIGjVbXkYLlHUsTsIyqE0=; b=j1cDB5vsuE8EMKkldlIq0KgAyl4Ki+0QZsrKcoZxlhUTME1E1Z1w3ysNxhD6eeXGzH f8h6XTJPDWJlHR+lMYH2YKbjMJNNT70KTaiNuuasAEwoE4o3vnF/gAs59HS+Qhssy3ls MripewOcAdCTqYdOaajNGP3gdZcZVflXKX27HB7tlzCD12GtGPSsGbAz+Xx5PTP9+Vxu jjXTW6egsI2n6igsLCPnIHTMVorlsVP7hRSDV5ZvoAydtN8n6yVmUBPuAriVAk3IUajC SkzfvPfPSqpR/C2i0gysYFzF0Jpm4kvt8PpcNkm2bp2AzctP3AQDNdbladW61ihF3DRD 7u8g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1705849611; x=1706454411; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=HV5TgzHzGSjjJQqqSWgKplUIGjVbXkYLlHUsTsIyqE0=; b=ip6JZLUQewMCDrAVlYKzaFhpiYBee98oZm2Rwyno6c/DTMdXU5yzBA7DOaBVxUNSaL 3xeMePoQPFyWSDRz28Uadxwetzn2mwg8/EJB+PRRrKIYQNBY3taaz+fGYnLH4fxpwMUV QGPGNu7ILYuAk1Bp1du5j3GppXUzQwpAjuUM8UZqfoecualB3QNHfLZ8plwvvKWA/1lc 5NRqOGKGueOURYsDlxIes1FsjIVO7f3yhB7wUcQc1vb57o/bJXA3uqu5BBLS5bVbHmwG WY3EhzizCkwRV/UOD3w22dAlU8/k9SXkKDKZSVBEvg0eli7hMferuLAvbsdypc4Rde9p iWIg== X-Gm-Message-State: AOJu0Ywa2G/TuiMLe4ysTgEnwt5RLQMl0zKW9p96ZRbb3ytyxgDXcyxQ SnQoM4QF4DxHUsyWyG02zr0JTL5PrGwNEXGz4NnDXs1g8R0JMsZtVykQoTS5kGhxzQ== X-Google-Smtp-Source: AGHT+IE3DEfuhqJmWGHUZuzYeX4zL09U+yRC2dVcYOriRRMofsQxiZqMtABAet2XNX7soyiHD3cwyg== X-Received: by 2002:a17:903:26d4:b0:1d5:4c61:a3f3 with SMTP id jg20-20020a17090326d400b001d54c61a3f3mr985422plb.101.1705849610723; Sun, 21 Jan 2024 07:06:50 -0800 (PST) Received: from localhost.localdomain ([218.73.27.11]) by smtp.gmail.com with ESMTPSA id ke5-20020a170903340500b001d33e6521b9sm5942139plb.14.2024.01.21.07.06.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 21 Jan 2024 07:06:50 -0800 (PST) From: Kongyang Liu To: u-boot@lists.denx.de Cc: Conor Dooley , Leo , Michal Simek , Padmarao Begari , Randolph , Rick Chen , Tom Rini , Yanhong Wang , Yixun Lan Subject: [PATCH v3 1/3] riscv: dts: sophgo: add basic device tree for Milk-V Duo board Date: Sun, 21 Jan 2024 23:05:13 +0800 Message-ID: <20240121150630.30588-2-seashell11234455@gmail.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20240121150630.30588-1-seashell11234455@gmail.com> References: <20240121150630.30588-1-seashell11234455@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Mailman-Approved-At: Sun, 21 Jan 2024 16:11:19 +0100 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean Import device tree from Linux kernel to add basic support for CPU, PLIC, UART and Timer. The name cv1800b in the filename represent the chip used on Milk-V Duo board. Signed-off-by: Kongyang Liu --- Changes in v3: - Swap patch 1 and 2 duo to dependency of defconfig and device tree arch/riscv/dts/Makefile | 1 + arch/riscv/dts/cv1800b-milkv-duo.dts | 38 +++++++++ arch/riscv/dts/cv1800b.dtsi | 123 +++++++++++++++++++++++++++ 3 files changed, 162 insertions(+) create mode 100644 arch/riscv/dts/cv1800b-milkv-duo.dts create mode 100644 arch/riscv/dts/cv1800b.dtsi diff --git a/arch/riscv/dts/Makefile b/arch/riscv/dts/Makefile index b05bb5607f..17cda483e1 100644 --- a/arch/riscv/dts/Makefile +++ b/arch/riscv/dts/Makefile @@ -2,6 +2,7 @@ dtb-$(CONFIG_TARGET_ANDES_AE350) += ae350_32.dtb ae350_64.dtb dtb-$(CONFIG_TARGET_MICROCHIP_ICICLE) += mpfs-icicle-kit.dtb +dtb-$(CONFIG_TARGET_MILKV_DUO) += cv1800b-milkv-duo.dtb dtb-$(CONFIG_TARGET_QEMU_VIRT) += qemu-virt32.dtb qemu-virt64.dtb dtb-$(CONFIG_TARGET_OPENPITON_RISCV64) += openpiton-riscv64.dtb dtb-$(CONFIG_TARGET_SIFIVE_UNLEASHED) += hifive-unleashed-a00.dtb diff --git a/arch/riscv/dts/cv1800b-milkv-duo.dts b/arch/riscv/dts/cv1800b-milkv-duo.dts new file mode 100644 index 0000000000..3af9e34b3b --- /dev/null +++ b/arch/riscv/dts/cv1800b-milkv-duo.dts @@ -0,0 +1,38 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* + * Copyright (C) 2023 Jisheng Zhang + */ + +/dts-v1/; + +#include "cv1800b.dtsi" + +/ { + model = "Milk-V Duo"; + compatible = "milkv,duo", "sophgo,cv1800b"; + + aliases { + serial0 = &uart0; + serial1 = &uart1; + serial2 = &uart2; + serial3 = &uart3; + serial4 = &uart4; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; + + memory@80000000 { + device_type = "memory"; + reg = <0x80000000 0x3f40000>; + }; +}; + +&osc { + clock-frequency = <25000000>; +}; + +&uart0 { + status = "okay"; +}; diff --git a/arch/riscv/dts/cv1800b.dtsi b/arch/riscv/dts/cv1800b.dtsi new file mode 100644 index 0000000000..df40e87ee0 --- /dev/null +++ b/arch/riscv/dts/cv1800b.dtsi @@ -0,0 +1,123 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* + * Copyright (C) 2023 Jisheng Zhang + */ + +#include + +/ { + compatible = "sophgo,cv1800b"; + #address-cells = <1>; + #size-cells = <1>; + + cpus: cpus { + #address-cells = <1>; + #size-cells = <0>; + timebase-frequency = <25000000>; + + cpu0: cpu@0 { + compatible = "thead,c906", "riscv"; + device_type = "cpu"; + reg = <0>; + d-cache-block-size = <64>; + d-cache-sets = <512>; + d-cache-size = <65536>; + i-cache-block-size = <64>; + i-cache-sets = <128>; + i-cache-size = <32768>; + mmu-type = "riscv,sv39"; + riscv,isa = "rv64imafdc"; + riscv,isa-base = "rv64i"; + riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "zicntr", "zicsr", + "zifencei", "zihpm"; + + cpu0_intc: interrupt-controller { + compatible = "riscv,cpu-intc"; + interrupt-controller; + #address-cells = <0>; + #interrupt-cells = <1>; + }; + }; + }; + + osc: oscillator { + compatible = "fixed-clock"; + clock-output-names = "osc_25m"; + #clock-cells = <0>; + }; + + soc { + compatible = "simple-bus"; + interrupt-parent = <&plic>; + #address-cells = <1>; + #size-cells = <1>; + dma-noncoherent; + ranges; + + uart0: serial@4140000 { + compatible = "snps,dw-apb-uart"; + reg = <0x04140000 0x100>; + interrupts = <44 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&osc>; + reg-shift = <2>; + reg-io-width = <4>; + status = "disabled"; + }; + + uart1: serial@4150000 { + compatible = "snps,dw-apb-uart"; + reg = <0x04150000 0x100>; + interrupts = <45 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&osc>; + reg-shift = <2>; + reg-io-width = <4>; + status = "disabled"; + }; + + uart2: serial@4160000 { + compatible = "snps,dw-apb-uart"; + reg = <0x04160000 0x100>; + interrupts = <46 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&osc>; + reg-shift = <2>; + reg-io-width = <4>; + status = "disabled"; + }; + + uart3: serial@4170000 { + compatible = "snps,dw-apb-uart"; + reg = <0x04170000 0x100>; + interrupts = <47 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&osc>; + reg-shift = <2>; + reg-io-width = <4>; + status = "disabled"; + }; + + uart4: serial@41c0000 { + compatible = "snps,dw-apb-uart"; + reg = <0x041c0000 0x100>; + interrupts = <48 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&osc>; + reg-shift = <2>; + reg-io-width = <4>; + status = "disabled"; + }; + + plic: interrupt-controller@70000000 { + compatible = "sophgo,cv1800b-plic", "thead,c900-plic"; + reg = <0x70000000 0x4000000>; + interrupts-extended = <&cpu0_intc 11>, <&cpu0_intc 9>; + interrupt-controller; + #address-cells = <0>; + #interrupt-cells = <2>; + riscv,ndev = <101>; + }; + + clint: timer@74000000 { + compatible = "sophgo,cv1800b-clint", "thead,c900-clint"; + reg = <0x74000000 0x10000>; + interrupts-extended = <&cpu0_intc 3>, <&cpu0_intc 7>; + }; + }; +}; -- 2.41.0