From patchwork Wed Nov 2 09:01:37 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Robert Foss X-Patchwork-Id: 13027873 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 32D88C4332F for ; Wed, 2 Nov 2022 09:02:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229539AbiKBJCl (ORCPT ); Wed, 2 Nov 2022 05:02:41 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34464 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231376AbiKBJCF (ORCPT ); Wed, 2 Nov 2022 05:02:05 -0400 Received: from mail-wm1-x332.google.com (mail-wm1-x332.google.com [IPv6:2a00:1450:4864:20::332]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C765D27FF4 for ; Wed, 2 Nov 2022 02:01:49 -0700 (PDT) Received: by mail-wm1-x332.google.com with SMTP id v7so4452390wmn.0 for ; Wed, 02 Nov 2022 02:01:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=mzmAJH9YQHiTesc1z9ldOLJSqv+prtu196GqUJFfcRE=; b=ILs12tG7hkbdb+cHXkxKXea+I+frdKuFfWAEQBS/FUNC8M4BZz+TZIN6TdQWbIXBqB uWr1EoCMvueKuJXvqRVxJswPfnoUY5awGN/EBZGM27GsfzeCra3ziYie7SmsFzl5TcPG TNfy2wsop4uUUTkqXh0xvxIXs29baDgvE2Zk6csI6nq82z3Wydw9OPr2iIIRcSVQkgAG mG03T5lD2N+/SyrxE+/6lz1JjcaUvwEKgQA9BJRzd/84o27lzeNU40PCmrEfycndoEVk eb2Ev0kBptHDyknyxypIq2wShneh6WbC4nC5kF9LRzDyfmUFzEFE07MkwG2Ot5Sqh3Lu SlxQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=mzmAJH9YQHiTesc1z9ldOLJSqv+prtu196GqUJFfcRE=; b=W32OAQu1Ei7wKsSXY7lT+kxKuOyC0h9LQBguIsRZy2EomSwCbqVqU7HIRs/UE0KZo+ H7JmbLKNo6wr3lA9p+zdCAa0MBQgfF/iD6biZ5et6Q1xdEI5DKSFbvZfuqK71QH1GgEv N6vH5kFdDVRMyxideHRC7shzbevBPqXaqTh7U9h/e25ebJS8P1JWn2Ip/7PFj5MCPgkP 3tE3Cm4SdvP5I6b3s1YDgOuEXTA46t1bkdB3aO+cLcjsfsM4qQuKio21lXtm1GPCrOfg peIVuME5SaZmpqLPKv/QhJIMb6eCAty/XgzCk1PDMD1JpKFMxogtjZoZVeL3e8E5vCP4 jA9A== X-Gm-Message-State: ACrzQf1BsSix5kPxN9YOIRq6K6t7i+/dhoM8x4FyawIpCbmPhfA6kpL4 VZhxniAcl1WGDl1IgURXQ2wJLQ== X-Google-Smtp-Source: AMsMyM7symkQrgKHjzoO57cPYLKB0VTs4nHaHnnnm9WbAAevST+d6XYEcpMQHfQ6g66VWM5OyjIxNA== X-Received: by 2002:a05:600c:1609:b0:3cf:4dc4:5a99 with SMTP id m9-20020a05600c160900b003cf4dc45a99mr14842484wmn.67.1667379708335; Wed, 02 Nov 2022 02:01:48 -0700 (PDT) Received: from prec5560.. (freifunk-gw.bsa1-cpe1.syseleven.net. [176.74.57.43]) by smtp.gmail.com with ESMTPSA id bd26-20020a05600c1f1a00b003cf6c2f9513sm1425322wmb.2.2022.11.02.02.01.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Nov 2022 02:01:47 -0700 (PDT) From: Robert Foss To: agross@kernel.org, bjorn.andersson@linaro.org, konrad.dybcio@somainline.org, mturquette@baylibre.com, sboyd@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Bjorn Andersson , dmitry.baryshkov@linaro.org, Jonathan Marek Cc: Robert Foss Subject: [PATCH v2 2/5] clk: qcom: dispcc-sm8250: Add RETAIN_FF_ENABLE flag for mdss_gdsc Date: Wed, 2 Nov 2022 10:01:37 +0100 Message-Id: <20221102090140.965450-3-robert.foss@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20221102090140.965450-1-robert.foss@linaro.org> References: <20221102090140.965450-1-robert.foss@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org All SoC supported by this driver supports the RETAIN_FF_ENABLE flag, so it should be enabled here. This feature enables registers to maintain their state after dis/re-enabling the GDSC. Signed-off-by: Robert Foss Reviewed-by: Dmitry Baryshkov Reviewed-by: Konrad Dybcio --- drivers/clk/qcom/dispcc-sm8250.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clk/qcom/dispcc-sm8250.c b/drivers/clk/qcom/dispcc-sm8250.c index 180ac2726f7e..a7606580cf22 100644 --- a/drivers/clk/qcom/dispcc-sm8250.c +++ b/drivers/clk/qcom/dispcc-sm8250.c @@ -1137,7 +1137,7 @@ static struct gdsc mdss_gdsc = { .name = "mdss_gdsc", }, .pwrsts = PWRSTS_OFF_ON, - .flags = HW_CTRL, + .flags = HW_CTRL | RETAIN_FF_ENABLE, }; static struct clk_regmap *disp_cc_sm8250_clocks[] = {