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 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 82F2BCAC597 for ; Thu, 11 Sep 2025 17:47:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=s3+h4B7sGwN4OgDS23HcaIUG0g8P5eE3VkNr4/SlC6s=; b=adLkjT9tLsDmn5uARiJ2+4m0jt rNgtRZmOlyTah1e+M+qEDwarNI0QBvrVD09clIt60kN1k04vNiFQxV4tlrzwqI6Tqy/AAoeyagwEc aFNwms6dk3ihAokmcfIrpRRsXXTFWcU92Pm30Nw7tMSrxOnGNPBhjiwJ5pSD8OY5vWHWMreJkUFv8 LNfZ9g1zpy2ka7VykwOFVUofK6z5XO3WxL17UmW8k8wcfcVTV+xwvr2crZkLdqDAOwLGzdrMdHMp3 AiYvR8vrKM6T2mi3JgIzEyAavrOdCvwqjWZ3JmxVGs+dBhIgFAKRjvcmpKOppRjZgOg1ScqUUejxl KHZVcf/Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uwlOC-00000004XoV-2BCV; Thu, 11 Sep 2025 17:47:20 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uwlO8-00000004XkR-1Tby for linux-arm-kernel@lists.infradead.org; Thu, 11 Sep 2025 17:47:17 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 0BDD044FE0; Thu, 11 Sep 2025 17:47:16 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C86C2C4CEFB; Thu, 11 Sep 2025 17:47:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1757612835; bh=W8J/+Z9oRBNbp4TXxTxT486U9Z9A7OK+Xcu6z7nwH6U=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=JJd45RozqFkAXe9m5Hfhk0n4JHTQvVyC/c+SxDDlCKZ6RCZCiEjddSRtjO0TmsKvZ u172mTIPv0AfawQuFAXI77k94Eol/+WUutllAE5dcQZuddsPhizkBIynE/991UjTyt lQ/BOQOR0cxz8qOLvmZ19G6WWca1+Gfgb2xjRDMp44ZDT7ML4su25Jj3HPpnc/3u5b IdUQ4sS7Ywc591SNk+0Q9jjbghEXKsu5o1DxfowV3N6IsgmEIcDqGBS3LJpkeB45wp Aztno5dew+S53sRlGe9A8OLj8ZNC8j37jwySePMSv80khSINbvTy5G/qtXzEAl1NKP 9yM+WdKM5vWIg== Received: by wens.tw (Postfix, from userid 1000) id 09AEA5FF0D; Fri, 12 Sep 2025 01:47:12 +0800 (CST) From: Chen-Yu Tsai To: Stephen Boyd , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland Cc: Andre Przywara , linux-sunxi@lists.linux.dev, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 6/7] arm64: dts: allwinner: a523: Add MCU PRCM CCU node Date: Fri, 12 Sep 2025 01:47:09 +0800 Message-Id: <20250911174710.3149589-7-wens@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250911174710.3149589-1-wens@kernel.org> References: <20250911174710.3149589-1-wens@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250911_104716_426669_9307DC6B X-CRM114-Status: GOOD ( 12.30 ) X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Chen-Yu Tsai Add a device node for the third supported clock controller found in the A523 / T527 SoCs. This controller has clocks and resets for the RISC-V MCU, and others peripherals possibly meant to operate in low power mode driven by the MCU, such as audio interfaces, an audio DSP, and the NPU. Reviewed-by: Andre Przywara Signed-off-by: Chen-Yu Tsai --- Changes since v1: - Enlarged MCU PRCM register range to 0x200 - Moved "r-ahb" clock to the end of the list and added "r-apb0" clock --- .../arm64/boot/dts/allwinner/sun55i-a523.dtsi | 27 +++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi b/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi index 79bd9ce08c7c..f93376372aba 100644 --- a/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi @@ -4,8 +4,10 @@ #include #include #include +#include #include #include +#include #include #include #include @@ -825,6 +827,31 @@ rtc: rtc@7090000 { clock-names = "bus", "hosc", "ahb"; #clock-cells = <1>; }; + + mcu_ccu: clock-controller@7102000 { + compatible = "allwinner,sun55i-a523-mcu-ccu"; + reg = <0x7102000 0x200>; + clocks = <&osc24M>, + <&rtc CLK_OSC32K>, + <&rtc CLK_IOSC>, + <&ccu CLK_PLL_AUDIO0_4X>, + <&ccu CLK_PLL_PERIPH0_300M>, + <&ccu CLK_DSP>, + <&ccu CLK_MBUS>, + <&r_ccu CLK_R_AHB>, + <&r_ccu CLK_R_APB0>; + clock-names = "hosc", + "losc", + "iosc", + "pll-audio0-4x", + "pll-periph0-300m", + "dsp", + "mbus", + "r-ahb", + "r-apb0"; + #clock-cells = <1>; + #reset-cells = <1>; + }; }; thermal-zones { -- 2.39.5