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=-9.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 ACF3EC47258 for ; Wed, 6 May 2020 06:42:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 826D7206E6 for ; Wed, 6 May 2020 06:42:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="l/A7OFjU" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728174AbgEFGmv (ORCPT ); Wed, 6 May 2020 02:42:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33638 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1727778AbgEFGmt (ORCPT ); Wed, 6 May 2020 02:42:49 -0400 Received: from mail-pg1-x544.google.com (mail-pg1-x544.google.com [IPv6:2607:f8b0:4864:20::544]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B51C8C061A0F; Tue, 5 May 2020 23:42:49 -0700 (PDT) Received: by mail-pg1-x544.google.com with SMTP id q124so343844pgq.13; Tue, 05 May 2020 23:42:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=6OYAtQovas94oeU9iNU8MsCCycx+f76DGkCEYi2Qp+I=; b=l/A7OFjUswLmXEWx30U77o4/Wz7vsqghg9D/5bpCSueH68jULm3lmf58hL8+qMqpAJ i1747OQhv44vyaZ58GQ0UTYJmOp9034n+D9ebtjM6DSA82ofsmBaIhAWJIPk1YOzNvZj YewtH6m3zMLHZujXRq3dLBkfEXJAc/Xbe00F/UDNj/KbK0tPLv3jQq8IVf9E72uaZQ0M dboPrjM4njMwLoj/Wq+/bNOKAYaCvaC5uwF1GuX1EAA9Bl7OMz23N1S5/+cxbQVMrqS6 jMPE6+Q3/ZdlMYlnh2fT25NXVSzpa+jRXnGqlPIL+UU5p4wYGne40lOXu5YdT7tNjxKw GxXg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=6OYAtQovas94oeU9iNU8MsCCycx+f76DGkCEYi2Qp+I=; b=ahOGoW7vMhwIxMDCQsx9z2Ui8oywRDipDx6+pvBR+DBBnIhdqPuLH0wJNCB7naBKOi 74DbEpxFLqUzqT+ZdpujWmsdIFReJk3GdEQohjCBEZ5KQe9Z3Nl1HqfmPLO9lom/yjpA nk0y1CalRdOcY5o/r+mHqMB3FGGdce71oNAHcKVmUVzUxowe+skbShvXL2V3a0rDsgfv 1P3FxLXXzyIhNahYHon0o/cYZbAn/3iB6VeqJhbzWv5Z5sHUanqkmshfgTP4PX2mAF4f 6iClqG1GpKUh8kalBb7Er6ztZ7WYd5iFHjigwUczVT50eufn2IAdgt1mt9h1BLNAsJpd g1Mw== X-Gm-Message-State: AGi0PuZ8eryAQKeImMHiaBocVqIpiBBeDCK7eqZ7V2jRBjidIJ4TG5Sd OcP39w2ueWY16lsxh4UPtpU= X-Google-Smtp-Source: APiQypLjH1m7IH+Es3ImYbRw2ZMow3U5CDc3acH8t4Lng+3TAVYPSQ/UIQdCmjvWz6d0JGPABQhw/Q== X-Received: by 2002:a65:6795:: with SMTP id e21mr928114pgr.171.1588747369351; Tue, 05 May 2020 23:42:49 -0700 (PDT) Received: from fmin-OptiPlex-7060.nreal.work ([103.206.190.146]) by smtp.gmail.com with ESMTPSA id b75sm3793254pjc.23.2020.05.05.23.42.46 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Tue, 05 May 2020 23:42:49 -0700 (PDT) From: dillon.minfei@gmail.com To: mturquette@baylibre.com, sboyd@kernel.org, mcoquelin.stm32@gmail.com, alexandre.torgue@st.com, sam@ravnborg.org Cc: linux-clk@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, dillon min Subject: [PATCH 4/4] clk: stm32f4: fix ltdc driver hang as clk set rate failed Date: Wed, 6 May 2020 14:42:38 +0800 Message-Id: <1588747358-31306-2-git-send-email-dillon.minfei@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1588747358-31306-1-git-send-email-dillon.minfei@gmail.com> References: <1588747358-31306-1-git-send-email-dillon.minfei@gmail.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: dillon min should use PLL_SAI offset of clks , not PLL_VCO_SAI else can not get clk gate. Signed-off-by: dillon min --- drivers/clk/clk-stm32f4.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/clk/clk-stm32f4.c b/drivers/clk/clk-stm32f4.c index 18117ce..bdebe05 100644 --- a/drivers/clk/clk-stm32f4.c +++ b/drivers/clk/clk-stm32f4.c @@ -129,7 +129,8 @@ static const struct stm32f4_gate_data stm32f429_gates[] __initconst = { { STM32F4_RCC_APB2ENR, 20, "spi5", "apb2_div" }, { STM32F4_RCC_APB2ENR, 21, "spi6", "apb2_div" }, { STM32F4_RCC_APB2ENR, 22, "sai1", "apb2_div" }, - { STM32F4_RCC_APB2ENR, 26, "ltdc", "apb2_div" }, + { STM32F4_RCC_APB2ENR, 26, "ltdc", "apb2_div", + CLK_IGNORE_UNUSED }, }; static const struct stm32f4_gate_data stm32f469_gates[] __initconst = { @@ -1754,10 +1755,10 @@ static void __init stm32f4_rcc_init(struct device_node *np) stm32f4_rcc_register_pll("vco_in", &data->pll_data[0], &stm32f4_clk_lock); - clks[PLL_VCO_I2S] = stm32f4_rcc_register_pll("vco_in", + clks[PLL_I2S] = stm32f4_rcc_register_pll("vco_in", &data->pll_data[1], &stm32f4_clk_lock); - clks[PLL_VCO_SAI] = stm32f4_rcc_register_pll("vco_in", + clks[PLL_SAI] = stm32f4_rcc_register_pll("vco_in", &data->pll_data[2], &stm32f4_clk_lock); for (n = 0; n < MAX_POST_DIV; n++) { -- 2.7.4