From patchwork Mon Feb 17 14:45:18 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xukai Wang X-Patchwork-Id: 13978041 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 15809C021A9 for ; Mon, 17 Feb 2025 14:57:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References:Message-Id :MIME-Version:Subject:Date:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=B9JR7M3XtCiZFdgxPhFSLhO0jvhI9jEEY7a816IFX8Y=; b=R+ejCbj1udS+TK owdSD2J/7CtnaLdobsow5sQlLh7jex6NtNEk2eARxNTRGiQMyi8DZbuQqeYypstZ/Ncobkb+TAlIq A2f0NGUB0qJ4rkuoSPydcu886Pq8KSXR4McONXlm1niYHk6ZE3a+QsstBzio4UCL0ymZhPT+47qJC gs+xaWXA2j9hSX1MYWwkne8v5FOFBaCQqGRxG7CsLnrImsTliUUXZjcbbpFmOvnz14Qja5L8pQPl0 niCYaLKKdJXvOOFuV+vrRdp3FOpqjRWMjvo434/suwWgUT3tTwCfPXsvGP8KzEFmzhdSeGs/ZGdro nBB2kP5lB/ZGk7YTJTWQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tk2ZF-00000004xcE-0AgZ; Mon, 17 Feb 2025 14:57:53 +0000 Received: from sender4-pp-o94.zoho.com ([136.143.188.94]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tk2Og-00000004v3r-3NUq for linux-riscv@lists.infradead.org; Mon, 17 Feb 2025 14:46:59 +0000 ARC-Seal: i=1; a=rsa-sha256; t=1739803585; cv=none; d=zohomail.com; s=zohoarc; b=NEiXNyaUnQNcDD/3M4HGswGeK0aiNIzEyaWOD6OYcRY1Yts/ZsNBlZqI1PO6/+qd8CiVf4Z74LgxrxFt3ZF0o3hsbwJDQmDozybkQpJee9Nwu47MoEgmeKx4c9xvzVpIZkK7u9z5anSaKDvOwNXfBizqJVviGJ70SZmSxM2yOE4= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1739803585; h=Content-Type:Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:MIME-Version:Message-ID:References:Subject:Subject:To:To:Message-Id:Reply-To; bh=Syb9XStZ74dZ9UjkC86uQY//S07l8lYvVVc6rFRliac=; b=Y7F3obk5zEMPYG69EUQKtLKHfFAfVASqIZjhH5YZKxp5eAzlhTDMdDi5QVxIDp+WmsQxpuvdbbG5Z/C4wRbSn6/xCYqrEZrucRkG0yfuz3slp4vmmcseN7KwwvdCeS398IMF112dSYBnOV4I8XZdBcYR32R87RDuJZW+/sGueVU= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass header.i=zohomail.com; spf=pass smtp.mailfrom=kingxukai@zohomail.com; dmarc=pass header.from= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1739803585; s=zm2022; d=zohomail.com; i=kingxukai@zohomail.com; h=From:From:Date:Date:Subject:Subject:MIME-Version:Content-Type:Content-Transfer-Encoding:Message-Id:Message-Id:References:In-Reply-To:To:To:Cc:Cc:Feedback-ID:Reply-To; bh=Syb9XStZ74dZ9UjkC86uQY//S07l8lYvVVc6rFRliac=; b=Jk4cR9Mg/3Brb4Q4WEgmjUc/b3sScSv5n9wvSP6XEhPg+qYsH+5RFXwGfIthcrT7 ZsbOGl7AbQJu/dTzbSfsyXUuOSrVYuHg2IJbpZeIKlDpvlVKq9+3XXvaoheRrwSg/D3 QuESQ9xGxEzTH+wIIL028D4y2RTMUp4LaVv2NQMk= Received: by mx.zohomail.com with SMTPS id 1739803582319344.185427226967; Mon, 17 Feb 2025 06:46:22 -0800 (PST) From: Xukai Wang Date: Mon, 17 Feb 2025 22:45:18 +0800 Subject: [PATCH v4 3/3] riscv: dts: canaan: Add clock initial support for K230 MIME-Version: 1.0 Message-Id: <20250217-b4-k230-clk-v4-3-5a95a3458691@zohomail.com> References: <20250217-b4-k230-clk-v4-0-5a95a3458691@zohomail.com> In-Reply-To: <20250217-b4-k230-clk-v4-0-5a95a3458691@zohomail.com> To: Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Xukai Wang , Paul Walmsley , Palmer Dabbelt , Albert Ou , Conor Dooley Cc: linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, Samuel Holland , Troy Mitchell X-Mailer: b4 0.14.2 Feedback-ID: rr080112272ae0dc6991c3de45d50b17cb0000fc8b1965e0e7c7867f8ee55a8061aab85b70c5ab7e4b8db1fe:zu08011227fc2bc9e2965e4fdb2f0c4b990000037bfd554c706be2b262157e58b81390c7fde98544147a77b5:rf0801122c6a9a65707d9fb9f7c57d64af0000a1040f8a940d2f1b116a7e43e5239e46863e3323289a3158bed9cc3d6397:ZohoMail X-ZohoMailClient: External X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250217_064658_906397_DD28AA09 X-CRM114-Status: UNSURE ( 9.97 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org This patch provides basic support for the K230 clock, which does not cover all clocks. The clock tree of the K230 SoC consists of OSC24M, PLLs and sysclk. Co-developed-by: Troy Mitchell Signed-off-by: Troy Mitchell Signed-off-by: Xukai Wang --- arch/riscv/boot/dts/canaan/k230.dtsi | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/arch/riscv/boot/dts/canaan/k230.dtsi b/arch/riscv/boot/dts/canaan/k230.dtsi index 95c1a3d8fb1192e30113d96d3e96329545bc6ae7..e50ba03c2c21597e5f7d04a652db08f84101cbfb 100644 --- a/arch/riscv/boot/dts/canaan/k230.dtsi +++ b/arch/riscv/boot/dts/canaan/k230.dtsi @@ -3,6 +3,7 @@ * Copyright (C) 2024 Yangyu Chen */ +#include #include /dts-v1/; @@ -65,6 +66,13 @@ apb_clk: apb-clk-clock { #clock-cells = <0>; }; + osc24m: clock-24m { + compatible = "fixed-clock"; + clock-frequency = <24000000>; + clock-output-names = "osc24m"; + #clock-cells = <0>; + }; + soc { compatible = "simple-bus"; interrupt-parent = <&plic>; @@ -138,5 +146,29 @@ uart4: serial@91404000 { reg-shift = <2>; status = "disabled"; }; + + sysclk: clock-controller@91102000 { + compatible = "canaan,k230-clk"; + reg = <0x0 0x91102000 0x0 0x1000>, + <0x0 0x91100000 0x0 0x1000>; + clocks = <&osc24m>; + clock-output-names = "CPU0_ACLK", "CPU0_PLIC", "CPU0_NOC_DDRCP4", + "CPU0_PCLK", "PMU_PCLK", "HS_HCLK_HIGH_SRC", + "HS_HCLK_HIGH_GATE", "HS_HCLK_SRC", + "HS_SD0_HS_AHB_GAT", "HS_SD1_HS_AHB_GAT", + "HS_SSI1_HS_AHB_GA", "HS_SSI2_HS_AHB_GA", + "HS_USB0_HS_AHB_GA", "HS_USB1_HS_AHB_GA", + "HS_SSI0_AXI", "HS_SSI1", "HS_SSI2", + "HS_QSPI_AXI_SRC", "HS_SSI1_ACLK_GATE", + "HS_SSI2_ACLK_GATE", "HS_SD_CARD_SRC", + "HS_SD0_CARD_TX", "HS_SD1_CARD_TX", + "HS_SD_AXI_SRC", "HS_SD0_AXI_GATE", + "HS_SD1_AXI_GATE", "HS_SD0_BASE_GATE", + "HS_SD1_BASE_GATE", "HS_OSPI_SRC", + "HS_USB_REF_51M", "HS_SD_TIMER_SRC", + "HS_SD0_TIMER_GATE", "HS_SD1_TIMER_GATE", + "HS_USB0_REFERENCE", "HS_USB1_REFERENCE"; + #clock-cells = <1>; + }; }; };