From patchwork Mon Feb 3 14:49:57 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xukai Wang X-Patchwork-Id: 13957688 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 7EE6CC02197 for ; Mon, 3 Feb 2025 14:58:29 +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=ZOcduw4LZcdS01 t7GjkYrjoFow32IJEnkowNTQw5P6Rl4Tg3n2AVcWOaMgVl6hT9nXozLSnGmlOCgNniHWYF2bPFyIc /o+buP6wmLEWRQUFvZd7h9zYKpa3G51VNmiCkdwh78xeLU68bZqY07AHGPKx8IyOIC3UyAIRmBAUl fS74r7pEkKhwefkOJALzMRwPAnYU3L2rvSa6s+fjgHZrNMre7j5Achv8Gte3xp4pa+Pt35GC7+gsZ yjeREVqZpr2xtJUzHNgA86+82xY8WAAhtc6K5rXXBIBmpoQeYDxyLiC1PNaX+5c4sUnSzvHSRzOkf 4deXxtxrEVPXLOx4ePzQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1texu3-0000000FmSb-2JbJ; Mon, 03 Feb 2025 14:58:23 +0000 Received: from sender4-pp-o92.zoho.com ([136.143.188.92]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1texpv-0000000FlcO-3str for linux-riscv@lists.infradead.org; Mon, 03 Feb 2025 14:54:09 +0000 ARC-Seal: i=1; a=rsa-sha256; t=1738594411; cv=none; d=zohomail.com; s=zohoarc; b=JcqvtMqcMieo997JEIs72YQYVWtko+QStp1rLeJkk0YIqiKWfbEU8VmtJELnNd3pJV7AJfyORDJW1OSIUUUi/0taJkyVBFdDZGkA9P0uh1r0QlSTKF+m5d8rl9A0cch6CQc4rwRB/XeJ5Vjmn3ep7h1C+z6t3pfbuN9n5/Vk/Go= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1738594411; 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=MDhBqX1xiNWmPvN9Et1L5KfXLfQBBI6XRzzLMoOWvEtrxyAmdwjU1//F2L7sLWb3mym6pRNq7liX+0pvQzwSHuR6dKhYNfQiVIW9EDKurOLQMTLQp6pdJB7mjBS462HapBc+fVwUXiople5LqyIyFTxJhP72VNlRrXov5b24QgY= 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=1738594411; 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=ADDkMDhCe56AxdypqqikCmg3b0yuIE2GWQEb0f/KQLf70DJVcjN2qbZfHXNKEtbJ T82mJah7KuE5RWvd+MoQhCABXbQfd2TQSsofPVtRMw7/fP4f6a7jk8HehkAKeQ3lPyN tAI9nW7WGmxWEGTdGmtK/bZ2EHmfecZsKm9ZISPg= Received: by mx.zohomail.com with SMTPS id 1738594408629965.8786061662063; Mon, 3 Feb 2025 06:53:28 -0800 (PST) From: Xukai Wang Date: Mon, 03 Feb 2025 22:49:57 +0800 Subject: [PATCH RESEND v3 3/3] riscv: dts: canaan: Add clock initial support for K230 MIME-Version: 1.0 Message-Id: <20250203-b4-k230-clk-v3-3-362c79124572@zohomail.com> References: <20250203-b4-k230-clk-v3-0-362c79124572@zohomail.com> In-Reply-To: <20250203-b4-k230-clk-v3-0-362c79124572@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, Troy Mitchell X-Mailer: b4 0.14.2 Feedback-ID: rr080112270992e02b4f705f56f6fc30fe000042dfdaa070337a3026dff550f67a180f702183f5ee7da4b2ae:zu08011227e19cfecdd80517604a5e77bd00007e675372f9696a0dcfe7c7075d9ccb646559ab3d0afaa816d7:rf0801122b9bd85940fa49cf4007e3a85c0000df1bfb6016b4915bc6c1fce2636eec59e7272842f77bed447034abd375:ZohoMail X-ZohoMailClient: External X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250203_065408_031664_DBE1160E X-CRM114-Status: UNSURE ( 9.36 ) 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>; + }; }; };