From nobody Tue Dec 2 00:46:41 2025 Received: from sender3-pp-f112.zoho.com (sender3-pp-f112.zoho.com [136.143.184.112]) (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 E7F852FC891; Mon, 24 Nov 2025 11:07:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=pass smtp.client-ip=136.143.184.112 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763982467; cv=pass; b=WQd0E57nk2VzGHQRSQwzDu9FthlAEwfIKU3WaReFYSB6yPjohq+DbxsxhwdjnvCT7Wca/7i/7+5XkdSCLORxN/NMDk3v27wUOMEjvF5iZgkzNTwAgTy2J1X/unU/X1QEhcOr419b5/rfDpjuWS6J14Lm/kbTcGxPKIONXfvN+rM= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763982467; c=relaxed/simple; bh=BtODfoHUWJ2VpnwsgnInnskEvhVeok20tlmLapE9Oxc=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=joGxKFmedvLHldDepyuiyqX8OrKVZXkBqzz5g9Y+Q/6Mrd7kUZMW+nhvLXa7qmqEvKcsXXiY7E2khLWF+Wu2aTFGYutoRjdJToCaW7w+ZCyHwxOXcAATY5Ueg2S+zc/g+bysKSXOZiXF32KT2EGQ7QpJfVZsx0DQcf6cUjhyFlM= ARC-Authentication-Results: i=2; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (1024-bit key) header.d=collabora.com header.i=nicolas.frattaroli@collabora.com header.b=NE6wb5oH; arc=pass smtp.client-ip=136.143.184.112 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=collabora.com header.i=nicolas.frattaroli@collabora.com header.b="NE6wb5oH" ARC-Seal: i=1; a=rsa-sha256; t=1763982449; cv=none; d=zohomail.com; s=zohoarc; b=NUytUdA+SGSrlE63zS/zfKXRiZ1BMSC4p5R5zgwMLh+p4kk192xRuD1LZiEfiETf599/mhCdWFwf56efIffQd0IzTnk3x+4l/wKJNC0YveAQt82Yr+lnv5pnbOza88rDpgQpNqyHtlgmTwJAqchcdAMGc+9IVS1dkr7gHNfvi7c= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1763982449; 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=/xhXPP3gRLRrtXGINvdfz74DYVPN12DyX86RwS57Epc=; b=ZrYTzB4aiMCVcWODLe6FBUB0jF+HCIz2uW/tW/0O8v2elk1hGLCvmLUMI3xdPtblCVYO6BOOhOLu3X7Ir9cvhRVY4jGs3lzQoBG6JoW2S99SLgakutwUr+T1KZbazWnPdoS2I3rLXrUGlR0aR4KKVSTnJ0i3ZrSq6sfBSTPdOyE= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass header.i=collabora.com; spf=pass smtp.mailfrom=nicolas.frattaroli@collabora.com; dmarc=pass header.from= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1763982449; s=zohomail; d=collabora.com; i=nicolas.frattaroli@collabora.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:Reply-To; bh=/xhXPP3gRLRrtXGINvdfz74DYVPN12DyX86RwS57Epc=; b=NE6wb5oHc1Tdel5K1oA7ijdBR7yq8P2ILdqZFw2RHEqgBSBUsmD1sIqjsQr6YX67 LhfH99ZTQTFMV+eLuX+PayzAyw2nMEyMIH5nGI7SJXF7qWAOzdnG5u/AaR9HjuBPVZo iXMHS9n6dIqCo2ME41ebNSS+zKhCEZmyX2nH3iT8= Received: by mx.zohomail.com with SMTPS id 1763982447257830.5724130617974; Mon, 24 Nov 2025 03:07:27 -0800 (PST) From: Nicolas Frattaroli Date: Mon, 24 Nov 2025 12:06:58 +0100 Subject: [PATCH v2 09/13] soc: mediatek: mtk-dvfsrc: Get and Enable DVFSRC clock Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20251124-mt8196-dvfsrc-v2-9-d9c1334db9f3@collabora.com> References: <20251124-mt8196-dvfsrc-v2-0-d9c1334db9f3@collabora.com> In-Reply-To: <20251124-mt8196-dvfsrc-v2-0-d9c1334db9f3@collabora.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Henry Chen , Georgi Djakov Cc: kernel@collabora.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-pm@vger.kernel.org, Nicolas Frattaroli X-Mailer: b4 0.14.3 The DVFSRC has a clock on all platforms. Get and enable it in the probe function, so that Linux's common clock framework knows we're a user of it. Reviewed-by: AngeloGioacchino Del Regno Signed-off-by: Nicolas Frattaroli --- drivers/soc/mediatek/mtk-dvfsrc.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/soc/mediatek/mtk-dvfsrc.c b/drivers/soc/mediatek/mtk-d= vfsrc.c index 3a83fd4baf54..a43d6f913914 100644 --- a/drivers/soc/mediatek/mtk-dvfsrc.c +++ b/drivers/soc/mediatek/mtk-dvfsrc.c @@ -7,6 +7,7 @@ =20 #include #include +#include #include #include #include @@ -83,6 +84,7 @@ struct dvfsrc_opp_desc { struct dvfsrc_soc_data; struct mtk_dvfsrc { struct device *dev; + struct clk *clk; struct platform_device *icc; struct platform_device *regulator; const struct dvfsrc_soc_data *dvd; @@ -650,6 +652,11 @@ static int mtk_dvfsrc_probe(struct platform_device *pd= ev) if (IS_ERR(dvfsrc->regs)) return PTR_ERR(dvfsrc->regs); =20 + dvfsrc->clk =3D devm_clk_get_enabled(&pdev->dev, NULL); + if (IS_ERR(dvfsrc->clk)) + return dev_err_probe(&pdev->dev, PTR_ERR(dvfsrc->clk), + "Couldn't get and enable DVFSRC clock\n"); + arm_smccc_smc(MTK_SIP_DVFSRC_VCOREFS_CONTROL, MTK_SIP_DVFSRC_INIT, 0, 0, 0, 0, 0, 0, &ares); if (ares.a0) --=20 2.52.0