From patchwork Mon Aug 26 08:04:29 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xingyu Wu X-Patchwork-Id: 13777417 Received: from CHN02-BJS-obe.outbound.protection.partner.outlook.cn (mail-bjschn02on2126.outbound.protection.partner.outlook.cn [139.219.17.126]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 07F0113CA95; Mon, 26 Aug 2024 08:20:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=139.219.17.126 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724660431; cv=fail; b=NcVVe6U8ZK1aNjvDxm+oNGmJI0kawv8yUG259UZneZH2LEdZ5IdUR7PLq3Jw4Qdl/TRQ+kX4JhbdV6LT9cnQrbwr6E3BcJbo6UY52jVuK7gXIVlSGWW1I6DIgPPHNxQMfUqVyPKFmprk+Ss0PvetSVsQbSSg/z2ua0kMumrnIm0= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724660431; c=relaxed/simple; bh=zg/lCcFyz8e6bWm5pK4XAmaDbjFLL91hhg0BV6CxD4M=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: Content-Type:MIME-Version; b=Ycn8UflfjlfoXED3LqFvMglCPbNHUpz/0BBVnqR9vdt/t4eZ+KcfnXh4T6RhWdFoo7dhoFwA07riDJOPD/lvy01x1VYrmeY1jNO/nSIS1GvRPOcYMsRuSPwIGeRlKrJOrbptaVH20hG1bqkhJagx2/Y3cZBZ/Qh6axlXy7GOQqU= ARC-Authentication-Results: i=2; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=starfivetech.com; spf=pass smtp.mailfrom=starfivetech.com; arc=fail smtp.client-ip=139.219.17.126 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=starfivetech.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=starfivetech.com ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=OqIJPWeqFideK8x1Hq//17ko+nbVi5SGciy5BvDvVgcWW41idaLVHdGLXYHUkZjCtP1oov/v9emlnVk1xgOMrx9j3ZeW2OA9BCVb9g4qGkO/uQIMX8ZRQDr2ZjE7jvgALMQY9WokiV4jGJJxEKZOLV1xpo0/kLNcsyFcuKreh/L4FaLIE2VDiGCTt9UUltot9FZp6FfPQH8UzqZWjxD2gjPmFLlbzk592D3xFVtbYvmsbUKoZTnmZTFhAjz3+VzLO2hrzhuXx72oHn5RvWrPdvE7usl8yjJ5I9Zcvgy9iddKSlSZCDXbMs1DOaLXTagHCRSXG6yK/NI7RWIAhR+WOA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=iJdGe+gEVZ4oLVDeZWuOBQPf1GKzQ+wXaTJGaeoRm4Y=; b=jtwBciSVrlMb/GYsiz4hIovnhICn915ToFWwMyGZWiL6+kD12zfmi0UC/d7qDB01Wzvm3oP70qT/flX3ZDIqPrIMZIPAIFkFR+SSEvlsU3b7VdmynZ+7djyWPSR/XXw1+01awfOpPlwYmcQIyQrNHVlhR1YHmSZtL7aKJjOF8i4Klud0s77sPt2pFTRO5j7ZrB6wU195PpIpClSoRTKesvVvVm2FesN8RRDQyjUwuO32Z0ZrJIjiUc8+SIyD0NiWtUQ6CE9GyX78mTmNGTzKb8cZUJCJoLNls5aQQ+PaA+EsMeb5JyMRRqleItVmQG+icLGSqnlLvxRgvysMr14Alg== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=starfivetech.com; dmarc=pass action=none header.from=starfivetech.com; dkim=pass header.d=starfivetech.com; arc=none Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=starfivetech.com; Received: from NTZPR01MB0956.CHNPR01.prod.partner.outlook.cn (2406:e500:c510:8::10) by NTZPR01MB1034.CHNPR01.prod.partner.outlook.cn (2406:e500:c510:b::11) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7897.18; Mon, 26 Aug 2024 08:04:39 +0000 Received: from NTZPR01MB0956.CHNPR01.prod.partner.outlook.cn ([fe80::40dc:d70a:7a0b:3f92]) by NTZPR01MB0956.CHNPR01.prod.partner.outlook.cn ([fe80::40dc:d70a:7a0b:3f92%5]) with mapi id 15.20.7897.021; Mon, 26 Aug 2024 08:04:39 +0000 From: Xingyu Wu To: Michael Turquette , Stephen Boyd , Conor Dooley , Emil Renner Berthing Cc: Hal Feng , Xingyu Wu , linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org Subject: [PATCH v7 1/2] clk: starfive: jh7110-sys: Add notifier for PLL0 clock Date: Mon, 26 Aug 2024 16:04:29 +0800 Message-Id: <20240826080430.179788-2-xingyu.wu@starfivetech.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240826080430.179788-1-xingyu.wu@starfivetech.com> References: <20240826080430.179788-1-xingyu.wu@starfivetech.com> X-ClientProxiedBy: ZQ0PR01CA0013.CHNPR01.prod.partner.outlook.cn (10.2.0.72) To NTZPR01MB0956.CHNPR01.prod.partner.outlook.cn (10.2.8.138) Precedence: bulk X-Mailing-List: linux-clk@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: NTZPR01MB0956:EE_|NTZPR01MB1034:EE_ X-MS-Office365-Filtering-Correlation-Id: 5896b1a2-58f3-42ab-de3f-08dcc5a5bbc7 X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|41320700013|52116014|1800799024|38350700014; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:NTZPR01MB0956.CHNPR01.prod.partner.outlook.cn;PTR:;CAT:NONE;SFS:(13230040)(366016)(41320700013)(52116014)(1800799024)(38350700014);DIR:OUT;SFP:1102; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 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 X-OriginatorOrg: starfivetech.com X-MS-Exchange-CrossTenant-Network-Message-Id: 5896b1a2-58f3-42ab-de3f-08dcc5a5bbc7 X-MS-Exchange-CrossTenant-AuthSource: NTZPR01MB0956.CHNPR01.prod.partner.outlook.cn X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 26 Aug 2024 08:04:39.2064 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 06fe3fa3-1221-43d3-861b-5a4ee687a85c X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: zSHcluj4/qN/FanWWbP02ZiRW/CUotM/2FGY+RRpNejJTucVIB0oKH2ytPcnH5c9W4ZRZo8unPXzGuQbQ/XsKrxni8qOgnhysmitJYlEyv4= X-MS-Exchange-Transport-CrossTenantHeadersStamped: NTZPR01MB1034 Add notifier function for PLL0 clock. In the function, the cpu_root clock should be operated by saving its current parent and setting a new safe parent (osc clock) before setting the PLL0 clock rate. After setting PLL0 rate, it should be switched back to the original parent clock. Fixes: e2c510d6d630 ("riscv: dts: starfive: Add cpu scaling for JH7110 SoC") Reviewed-by: Emil Renner Berthing Signed-off-by: Xingyu Wu Reviewed-by: Hal Feng Tested-By: Michael Jeanson --- .../clk/starfive/clk-starfive-jh7110-sys.c | 31 ++++++++++++++++++- drivers/clk/starfive/clk-starfive-jh71x0.h | 2 ++ 2 files changed, 32 insertions(+), 1 deletion(-) diff --git a/drivers/clk/starfive/clk-starfive-jh7110-sys.c b/drivers/clk/starfive/clk-starfive-jh7110-sys.c index 8f5e5abfa178..dafa3ae71751 100644 --- a/drivers/clk/starfive/clk-starfive-jh7110-sys.c +++ b/drivers/clk/starfive/clk-starfive-jh7110-sys.c @@ -385,6 +385,32 @@ int jh7110_reset_controller_register(struct jh71x0_clk_priv *priv, } EXPORT_SYMBOL_GPL(jh7110_reset_controller_register); +/* + * This clock notifier is called when the rate of PLL0 clock is to be changed. + * The cpu_root clock should save the curent parent clock and swicth its parent + * clock to osc before PLL0 rate will be changed. Then swicth its parent clock + * back after the PLL0 rate is completed. + */ +static int jh7110_pll0_clk_notifier_cb(struct notifier_block *nb, + unsigned long action, void *data) +{ + struct jh71x0_clk_priv *priv = container_of(nb, struct jh71x0_clk_priv, pll_clk_nb); + struct clk *cpu_root = priv->reg[JH7110_SYSCLK_CPU_ROOT].hw.clk; + int ret = 0; + + if (action == PRE_RATE_CHANGE) { + struct clk *osc = clk_get(priv->dev, "osc"); + + priv->original_clk = clk_get_parent(cpu_root); + ret = clk_set_parent(cpu_root, osc); + clk_put(osc); + } else if (action == POST_RATE_CHANGE) { + ret = clk_set_parent(cpu_root, priv->original_clk); + } + + return notifier_from_errno(ret); +} + static int __init jh7110_syscrg_probe(struct platform_device *pdev) { struct jh71x0_clk_priv *priv; @@ -413,7 +439,10 @@ static int __init jh7110_syscrg_probe(struct platform_device *pdev) if (IS_ERR(priv->pll[0])) return PTR_ERR(priv->pll[0]); } else { - clk_put(pllclk); + priv->pll_clk_nb.notifier_call = jh7110_pll0_clk_notifier_cb; + ret = clk_notifier_register(pllclk, &priv->pll_clk_nb); + if (ret) + return ret; priv->pll[0] = NULL; } diff --git a/drivers/clk/starfive/clk-starfive-jh71x0.h b/drivers/clk/starfive/clk-starfive-jh71x0.h index 23e052fc1549..e3f441393e48 100644 --- a/drivers/clk/starfive/clk-starfive-jh71x0.h +++ b/drivers/clk/starfive/clk-starfive-jh71x0.h @@ -114,6 +114,8 @@ struct jh71x0_clk_priv { spinlock_t rmw_lock; struct device *dev; void __iomem *base; + struct clk *original_clk; + struct notifier_block pll_clk_nb; struct clk_hw *pll[3]; struct jh71x0_clk reg[]; }; From patchwork Mon Aug 26 08:04:30 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xingyu Wu X-Patchwork-Id: 13777425 Received: from CHN02-SH0-obe.outbound.protection.partner.outlook.cn (mail-sh0chn02on2127.outbound.protection.partner.outlook.cn [139.219.146.127]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8034773478; Mon, 26 Aug 2024 08:38:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=139.219.146.127 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724661487; cv=fail; b=aBcUTyhDGU34MPbsEE1N7VxdvPHIiTCjRf+FrRYVU3uFTphvPk7U5mIBkrqdq37ZP1cMeHB74mIqcA16gOdcrlFNKtbyn9EmIblbQJfOQJ6a/9B0WemoLr/BblkcCVHmDoO24PklPjhMlM+HnPSS0paDRZ6Ols4RS3UnxAg9m5c= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724661487; c=relaxed/simple; bh=2INJWO1EOu9Kj4a+djvbOO8cRA0VnxuUT1WKNkZnruM=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: Content-Type:MIME-Version; b=ON3qabz9Od93+x7w0k3286XrUYxS2jGLfk+PdgasefmwYzQdYZmBFpVaXajom7fMerQJsFiy0dmRSK1/Z9eM+cvVhBZfbOp2VRLhNrfX6tBrPT7gQSY/h+9XvJVyT7fnsn90o2zoT0YrzS1KJP0UwBXVy+dzX3NrYWjOgxIkp/M= ARC-Authentication-Results: i=2; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=starfivetech.com; spf=pass smtp.mailfrom=starfivetech.com; arc=fail smtp.client-ip=139.219.146.127 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=starfivetech.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=starfivetech.com ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=FEVr2qki5CvoAd8C0RT2+ZLNjnditUAMoTnZVqLupbUyf3MU/SYJoha0KdAdqUpKStxXsNSZ5VAjK5jWx3dOJygfABTgoC3unoG3AA7ZuZo84kEucn+z1GKQeoBcBlWc1sM4bkWPjpgx9sdi7DphOqE8TKrM8zQZKNzrrnX78ZtMfZE2QvTtwDdmqrGMZ3Xx3mFK7e/L/axJ6qXKmZebv8IJgJExoy1mfzu1dVxf63V0JlpwV+E0zVdhowTmYa9QvobDmJoGCIAa5+dZUOpUYlk2qrLC/V2wZRSsgqvOrwBncY2fP7BNtQ4Hfxck94wHzPsDJ0AN8WLfiIMBDyDBng== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=xJqYAXd5SOhFH243ODmeD5Tlvoo4s5sjbnOzsx6EnYQ=; b=bsPo57p9+ujckCP8bu/PrwDdIGjzLcdDJbl9H1SIOddnZnXKiaIahl9dBzyAQU4OksyUQhkS0DUL98iSf5zDQIi2IZ9omWhN2SvuzEQoAEwlAfeWaWfR2QGM0A5AQxQZUFH8/9VB6ibzxqwEtip/dNsM4lZhXlEq/nev5PZX3KVF3nNAkSyEzJwvqgnAHSe12x2AY80xy9Wf4+MDxQIW6qOWiBKwrqLSxiXPuFVO0j4D7ONntPfZpGMw44VXGmqpJsyaX6JdGsZJJyBGOyI8DfcTdmXFaHRZcq7wGyzVv/yAayk0mAOtAZG0S5Hib+3QrtSDYcV0/v2LyC3OOhc80w== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=starfivetech.com; dmarc=pass action=none header.from=starfivetech.com; dkim=pass header.d=starfivetech.com; arc=none Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=starfivetech.com; Received: from NTZPR01MB0956.CHNPR01.prod.partner.outlook.cn (2406:e500:c510:8::10) by NTZPR01MB1034.CHNPR01.prod.partner.outlook.cn (2406:e500:c510:b::11) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7897.18; Mon, 26 Aug 2024 08:04:40 +0000 Received: from NTZPR01MB0956.CHNPR01.prod.partner.outlook.cn ([fe80::40dc:d70a:7a0b:3f92]) by NTZPR01MB0956.CHNPR01.prod.partner.outlook.cn ([fe80::40dc:d70a:7a0b:3f92%5]) with mapi id 15.20.7897.021; Mon, 26 Aug 2024 08:04:40 +0000 From: Xingyu Wu To: Michael Turquette , Stephen Boyd , Conor Dooley , Emil Renner Berthing Cc: Hal Feng , Xingyu Wu , linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org Subject: [PATCH v7 2/2] riscv: dts: starfive: jh7110-common: Fix lower rate of CPUfreq by setting PLL0 rate to 1.5GHz Date: Mon, 26 Aug 2024 16:04:30 +0800 Message-Id: <20240826080430.179788-3-xingyu.wu@starfivetech.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240826080430.179788-1-xingyu.wu@starfivetech.com> References: <20240826080430.179788-1-xingyu.wu@starfivetech.com> X-ClientProxiedBy: ZQ0PR01CA0013.CHNPR01.prod.partner.outlook.cn (10.2.0.72) To NTZPR01MB0956.CHNPR01.prod.partner.outlook.cn (10.2.8.138) Precedence: bulk X-Mailing-List: linux-clk@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: NTZPR01MB0956:EE_|NTZPR01MB1034:EE_ X-MS-Office365-Filtering-Correlation-Id: 4753fa66-a48a-4d8e-cb43-08dcc5a5bc5f X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|41320700013|52116014|1800799024|38350700014; X-Microsoft-Antispam-Message-Info: ynF57+Lmn0VAcig1u52PwfNUTd5RScf0a5qUCkZ52cc13zukTKx/68+ZMfXEeTSu+6lxRS2dGtVLTZkF3AsZNf7LaH1PAfnZWpbAdrBWm1etPIqdyOIMNhMrAxQ40Ae6WE4X3fCfl8A6wZm42/9212orYdqFAx3+fAP0w15GpXeHCLeSnNyOJuFJ/4qv5UQqMn2VASlOUtSWwWbc9kIHe2HFDR6P7Dtn4mxlVOYsGdAGz8OKfMf3Hf4WGFSM6xr+/g3Kgh0UwaWYnDms7iZkCrFhXJyeazzB7Q23GJeD0wH1jBqKyLMbMxQizbiDKuysMwWuMk50zfeVEl2WluLRwdv/JZBYFbTmgz/mwaHD3uAm4VHcOB3+ErbwvQncPI1+2psWnvIXCfz24emZrpdN7PWNvLwTt74stAZaWVNHwipA1vwVbkozS2Iv2EuCOjkdPCaVCyi9fyPENOj09eBpLO9EG8/OT3LtOkXn762KHQ2uAY1YsAuproeexHIJtOHs3DphO1B76VTj2tUIHpOA92wONTWAAuMv3NXPsZUlpTTTEcn5ZjZtgCy+0+/UR/1mMpCrJKnoak25TGUolYFlhQriRqKlSlVmd0O4yPlIeA+QoSkx5H+VAeTj6nFO3Huz X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:NTZPR01MB0956.CHNPR01.prod.partner.outlook.cn;PTR:;CAT:NONE;SFS:(13230040)(366016)(41320700013)(52116014)(1800799024)(38350700014);DIR:OUT;SFP:1102; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 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 X-OriginatorOrg: starfivetech.com X-MS-Exchange-CrossTenant-Network-Message-Id: 4753fa66-a48a-4d8e-cb43-08dcc5a5bc5f X-MS-Exchange-CrossTenant-AuthSource: NTZPR01MB0956.CHNPR01.prod.partner.outlook.cn X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 26 Aug 2024 08:04:40.1722 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 06fe3fa3-1221-43d3-861b-5a4ee687a85c X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: OL5jBzv8BEbTpa6fO8M4W7jCDTKZF4KrhlSkeGNIQufO8Qkz+s4RRYYNf4wkJC+cBpFAQMLQMfEOO4duxXMptQVEZWE0/LjZaqfvOYL4bG8= X-MS-Exchange-Transport-CrossTenantHeadersStamped: NTZPR01MB1034 CPUfreq supports 4 cpu frequency loads on 375/500/750/1500MHz. But now PLL0 rate is 1GHz and the cpu frequency loads become 250/333/500/1000MHz in fact. The PLL0 rate should be default set to 1.5GHz and set the cpu_core rate to 500MHz in safe. Fixes: e2c510d6d630 ("riscv: dts: starfive: Add cpu scaling for JH7110 SoC") Signed-off-by: Xingyu Wu Reviewed-by: Hal Feng --- arch/riscv/boot/dts/starfive/jh7110-common.dtsi | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/riscv/boot/dts/starfive/jh7110-common.dtsi b/arch/riscv/boot/dts/starfive/jh7110-common.dtsi index ca2d44d59d48..c7771b3b6475 100644 --- a/arch/riscv/boot/dts/starfive/jh7110-common.dtsi +++ b/arch/riscv/boot/dts/starfive/jh7110-common.dtsi @@ -365,6 +365,12 @@ spi_dev0: spi@0 { }; }; +&syscrg { + assigned-clocks = <&syscrg JH7110_SYSCLK_CPU_CORE>, + <&pllclk JH7110_PLLCLK_PLL0_OUT>; + assigned-clock-rates = <500000000>, <1500000000>; +}; + &sysgpio { i2c0_pins: i2c0-0 { i2c-pins {