From nobody Thu Mar 19 03:45:11 2026 Received: from sender4-pp-f112.zoho.com (sender4-pp-f112.zoho.com [136.143.188.112]) (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 0A0BA30FC1B; Mon, 16 Feb 2026 13:40:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=pass smtp.client-ip=136.143.188.112 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771249239; cv=pass; b=BKjHlQW4V9SoEfv2bSuGVLpf4m3OH0OB0LnVRIbLXHTGf1t6hmmrG6RbJwsBo+ZVtFTFM7CC1ZC2wq1D2GyrcarL1NEPgeAGrCQ+NYuMf8QUve7+gpxYRZHMOt6mr0OT9Ho7ECUqxsMvbGXeO9x2qYSmvFIpMjACgZRZj8pBe4E= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771249239; c=relaxed/simple; bh=XJuEDCmEOGyWov3aEl4ryLbgR1+P9LkM0Clr2Hk+yHQ=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=kv4V5+whpjox1GJFGWmKzVE8cbTxHcz7Fer+ocfIhnDzP5MqZV6d8ip4AaMTBeqBN1bxcRRODFTS7xdeIt1fauoEsBexKx6n38whnNZl8/pnIUnJhZF0lAoCLGUi7WPZnmvEaIWGvvP6GMn4RHWu3DN4slvwOrhP3Uiw5cYofx4= 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=BfGI0ce4; arc=pass smtp.client-ip=136.143.188.112 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="BfGI0ce4" ARC-Seal: i=1; a=rsa-sha256; t=1771249203; cv=none; d=zohomail.com; s=zohoarc; b=L2EF3JmXn57D0ii6OX/PLq6A/zM5wRqxClWvqFOn4tU1dflGoTL9t3iQAu9q4qTB/duAyUgjsmANo5NlGuOH5LAt8L1mKM4LHkpW4Wx/kiT1bkBrztn+S7lgIBPwMWpCsAbIMFr/2fS6GmL3KthsPzyxND8VLiQC6qsfxZn9uBc= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1771249203; 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=5LnxA1JU38LWEEDUOHdTJfl2OEL43g5hAFfOClgSk2c=; b=UlkGY8vypRzWkkhQ04fziFVN3nSyWYvmzgCcJeoXtZXarWUa3cIKULH4rgpdQaq0mrmHQbvvHFF2acKJc/gnQFKaS4OSvKgofx1HkQwerAdo9jwI+/KDOauJhIjrb3dWZVe86gOF8AudIgdygpGAwwau3xbF685FT+H9YZ7jKXo= 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=1771249203; 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=5LnxA1JU38LWEEDUOHdTJfl2OEL43g5hAFfOClgSk2c=; b=BfGI0ce45Qp9SHuKWOj6ZXjpG0ItYVxZOWqdV5fSoz89WmGT/80LCwAHXd31oq0+ Q0iG8JjgvHIDWRuJZYOTgNlYYhHU35QbGzOyEIKvAIJ8DufDwH42QelmfHPkYuSlCoS VO7J1BfGUlbdcIg/jaG8W2W8dsOqydu14auqIIOE= Received: by mx.zohomail.com with SMTPS id 1771249201935370.9689229671135; Mon, 16 Feb 2026 05:40:01 -0800 (PST) From: Nicolas Frattaroli Date: Mon, 16 Feb 2026 14:37:55 +0100 Subject: [PATCH v7 22/23] scsi: ufs: mediatek: Remove undocumented "clk-scale-up-vcore-min" 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: <20260216-mt8196-ufs-v7-22-b5f2907c6da7@collabora.com> References: <20260216-mt8196-ufs-v7-0-b5f2907c6da7@collabora.com> In-Reply-To: <20260216-mt8196-ufs-v7-0-b5f2907c6da7@collabora.com> To: Alim Akhtar , Avri Altman , Bart Van Assche , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Chunfeng Yun , Vinod Koul , Kishon Vijay Abraham I , Peter Wang , Stanley Jhu , "James E.J. Bottomley" , "Martin K. Petersen" , Philipp Zabel , Liam Girdwood , Mark Brown , Chaotian Jing , Neil Armstrong Cc: Louis-Alexis Eyraud , kernel@collabora.com, linux-scsi@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-phy@lists.infradead.org, Nicolas Frattaroli X-Mailer: b4 0.14.3 The MediaTek UFS driver contains support for an undocumented, non-vendor-prefixed u32 property named "clk-scale-up-vcore-min". Since it is not part of any binding, and would not pass a bindings review in its current form, remove it. To return this functionality, it needs to be resubmitted in a series that also introduces it to the binding, and justifies what it is used for. Compatibility with downstream device trees is not a valid justification for its existence. Signed-off-by: Nicolas Frattaroli --- drivers/ufs/host/ufs-mediatek.c | 19 ------------------- 1 file changed, 19 deletions(-) diff --git a/drivers/ufs/host/ufs-mediatek.c b/drivers/ufs/host/ufs-mediate= k.c index e863e4f8af55..dfa104207cc6 100644 --- a/drivers/ufs/host/ufs-mediatek.c +++ b/drivers/ufs/host/ufs-mediatek.c @@ -880,8 +880,6 @@ static void ufs_mtk_init_clocks(struct ufs_hba *hba) struct ufs_mtk_host *host =3D ufshcd_get_variant(hba); struct list_head *head =3D &hba->clk_list_head; struct ufs_clk_info *clki, *clki_tmp; - struct device *dev =3D hba->dev; - u32 volt; =20 /* * Find private clocks and store them in struct ufs_mtk_clk. @@ -918,24 +916,7 @@ static void ufs_mtk_init_clocks(struct ufs_hba *hba) if (!ufs_mtk_is_clk_scale_ready(hba)) { hba->caps &=3D ~UFSHCD_CAP_CLK_SCALING; dev_info(hba->dev, "%s: Clock scaling unavailable", __func__); - return; - } - - if (!host->reg_vcore) - return; - - if (of_property_read_u32(dev->of_node, "clk-scale-up-vcore-min", - &volt)) { - dev_info(dev, "failed to get clk-scale-up-vcore-min"); - return; } - - host->mclk.vcore_volt =3D volt; - - /* If default boot is max gear, request vcore */ - if (volt && host->clk_scale_up) - if (regulator_set_voltage(host->reg_vcore, volt, INT_MAX)) - dev_err(hba->dev, "Failed to set vcore to %d\n", volt); } =20 static void ufs_mtk_setup_clk_gating(struct ufs_hba *hba) --=20 2.53.0