From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from 011.lax.mailroute.net (011.lax.mailroute.net [199.89.1.14]) (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 53A263033F5; Tue, 10 Mar 2026 17:43:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=199.89.1.14 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773164606; cv=none; b=pnaPkLzcwSYgBzSV8uqg8vBavOGGO6gzx6kaR9Mh0d/cUo9/BWwS9iptD9E3WRMezZUEk6nPEcb/iK3LBZcVOgr6L4MRS0sEqqLwqxE6xYSa1EDlCRFdbBDbbf67eez9e2lPHBfSuIudKvaKfl81NwpI86deYYVxNVlcs/nm4dU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773164606; c=relaxed/simple; bh=i1WnQlulk5+h/fVZtviCyMDuoShu+IDNA1sgxDyDVcc=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=eGV1XkwfAdd6/An6wZIp65isx9Ei8HGsD/ez13cjzWQr3AcULcWVaGOooU6BR8XNH6IQcxyMXXq18gh+02/cjVOlIGK82cKz4YRqUh6vElBD8zZygUaam+eWzfQl1FoGHXgUuiH2w5gEcj0fkRHMXlTKh63FYxtw74+5C88yTYw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=acm.org; spf=pass smtp.mailfrom=acm.org; dkim=pass (2048-bit key) header.d=acm.org header.i=@acm.org header.b=tzyIO8rq; arc=none smtp.client-ip=199.89.1.14 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=acm.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=acm.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=acm.org header.i=@acm.org header.b="tzyIO8rq" Received: from localhost (localhost [127.0.0.1]) by 011.lax.mailroute.net (Postfix) with ESMTP id 4fVh7C2vfxz1XM5kD; Tue, 10 Mar 2026 17:43:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=acm.org; h= content-transfer-encoding:content-type:content-type:in-reply-to :from:from:content-language:references:subject:subject :user-agent:mime-version:date:date:message-id:received:received; s=mr01; t=1773164593; x=1775756594; bh=i1WnQlulk5+h/fVZtviCyMDu oShu+IDNA1sgxDyDVcc=; b=tzyIO8rqapXsA1jVegCXlqS5rpes7rfKPHxVPnzo erERWxDzaeVkgcntugBSXMp1g1g0z8Yr8YCHx6Q+TbFPvphugqqnYdatI7qHVRfU +ucXhsVbz4HSqYS1/0jLBzSX1dIOS6w0tTj35oSyeq8zS2c3z7h8yIlpmPLC8N31 i10royHxuuVZa5dDxkdbQAbH/PSJzAu6LHqRcFoeYc59/nBbZLDdZRrfbCnecwme FSO2qs0/cCz/b1YqAfZZQkBA75JbovjLxyOZTDE6aRbASQrCHxDxtAxqeyVz7kKG eFmfK0XGr29ilVpz6YJZaZr+tojI2uuyvTGU7KSI7hGb8A== X-Virus-Scanned: by MailRoute Received: from 011.lax.mailroute.net ([127.0.0.1]) by localhost (011.lax [127.0.0.1]) (mroute_mailscanner, port 10029) with LMTP id 83yIVxWhxkc3; Tue, 10 Mar 2026 17:43:13 +0000 (UTC) Received: from [100.119.48.131] (unknown [104.135.180.219]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: bvanassche@acm.org) by 011.lax.mailroute.net (Postfix) with ESMTPSA id 4fVh714YWZz1XM6JT; Tue, 10 Mar 2026 17:43:09 +0000 (UTC) Message-ID: Date: Tue, 10 Mar 2026 10:43:08 -0700 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 2/2] ufs: host: mediatek: Add VCC on delay for stability To: ed.tsai@mediatek.com, Peter Wang , Chaotian Jing , Stanley Jhu , "James E.J. Bottomley" , "Martin K. Petersen" , Matthias Brugger , AngeloGioacchino Del Regno Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, wsd_upstream@mediatek.com, alice.chao@mediatek.com, naomi.chu@mediatek.com, chun-hung.wu@mediatek.com, linux-scsi@vger.kernel.org References: <20260310005230.4001904-2-ed.tsai@mediatek.com> <20260310005230.4001904-6-ed.tsai@mediatek.com> Content-Language: en-US From: Bart Van Assche In-Reply-To: <20260310005230.4001904-6-ed.tsai@mediatek.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 3/9/26 5:52 PM, ed.tsai@mediatek.com wrote: > Introduce a delay after enabling UFS5 VCC for MT6995 to ensure > voltage stability before refclk activation. Reviewed-by: Bart Van Assche