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 X-Spam-Level: X-Spam-Status: No, score=-10.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,NICE_REPLY_A, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 17D41C433E1 for ; Sun, 23 Aug 2020 10:12:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E5ABA2074D for ; Sun, 23 Aug 2020 10:12:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598177567; bh=vgekt/oUcGhRishM57H2nAdn1OyccYawtqidY+MMVB0=; h=Subject:To:Cc:References:From:Date:In-Reply-To:List-ID:From; b=BNK982CHCw1/xBcuUwtXcgzO7BNMZrE4VyfkmAg9nOzs/phnKp8iiaT0gna2cfISZ sBqMndCjJtTZgTWlhzlWHYJwZYLtf1yyw3imFygNC0qIiZSUBPbj1ckVQCDl6Y8oQ8 /qIHYKVuDQvyAvT419daKVbYsnZI+tXJCottU9Co= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726858AbgHWKMr (ORCPT ); Sun, 23 Aug 2020 06:12:47 -0400 Received: from mail.kernel.org ([198.145.29.99]:53556 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725905AbgHWKMr (ORCPT ); Sun, 23 Aug 2020 06:12:47 -0400 Received: from [192.168.0.50] (89-70-52-201.dynamic.chello.pl [89.70.52.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 1CBE82072D; Sun, 23 Aug 2020 10:12:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598177567; bh=vgekt/oUcGhRishM57H2nAdn1OyccYawtqidY+MMVB0=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=m8eVVKbLGNZEYV7BzTl0k74Z50K49rt9jOLt3TV9b/ClVUOn3pYCGzTd3rlqOgrP0 Z9F1H8rZLi0oGfKBVMhML/nKp2HK6iW33TdsXVRezfEUkXs6lUwJtfJQio4uDuJkzD wt0X9QnkusGHSOXA3e4dz/K0/t4e2N1yfQPU8hSw= Subject: Re: [PATCH v2] clk: samsung: Keep top BPLL mux on Exynos542x enabled To: Stephen Boyd , linux-samsung-soc@vger.kernel.org Cc: Marek Szyprowski , linux-clk@vger.kernel.org, linux-pm@vger.kernel.org, Sylwester Nawrocki , Chanwoo Choi , Krzysztof Kozlowski , Bartlomiej Zolnierkiewicz , Lukasz Luba References: <20200807133143.22748-1-m.szyprowski@samsung.com> <159780685238.334488.5802955284004610550@swboyd.mtv.corp.google.com> From: Sylwester Nawrocki Message-ID: Date: Sun, 23 Aug 2020 12:12:42 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <159780685238.334488.5802955284004610550@swboyd.mtv.corp.google.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org On 8/19/20 05:14, Stephen Boyd wrote: > Quoting Marek Szyprowski (2020-08-07 06:31:43) >> BPLL clock must not be disabled because it is needed for proper DRAM >> operation. This is normally handled by respective memory devfreq driver, >> but when that driver is not yet probed or its probe has been deferred the >> clock might got disabled what causes board hang. Fix this by calling >> clk_prepare_enable() directly from the clock provider driver. >> >> Signed-off-by: Marek Szyprowski >> Reviewed-by: Lukasz Luba >> Tested-by: Lukasz Luba >> Acked-by: Krzysztof Kozlowski >> --- > > Can I pick this up for clk-fixes? Sure, thanks for taking care of this.