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=-8.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 00D41C48BE3 for ; Thu, 20 Jun 2019 18:03:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CBEAD204FD for ; Thu, 20 Jun 2019 18:03:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1561053827; bh=mcK8O7cJ4axg7PLZnsULxdnjfTpJ58vP4mLaz6OLczQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=jHb9nIKt1Z64Bvg3L/hIptTUlP1tkquKTy/ZYKC9tBD/28P1pK1A9SefXjBcmHfy1 4DHzvaQUw+jcO5BVlQIkZ53gJDgb1SEvFARhGCT2SSAiojKrfDQg4Cl2aILwdyqbxc fgQ1xjwtHaZHVW/C38q4r2EBHDDZzaaU/vrZsJJs= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727724AbfFTSDq (ORCPT ); Thu, 20 Jun 2019 14:03:46 -0400 Received: from mail.kernel.org ([198.145.29.99]:55334 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727718AbfFTSDp (ORCPT ); Thu, 20 Jun 2019 14:03:45 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 85B9E2089C; Thu, 20 Jun 2019 18:03:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1561053825; bh=mcK8O7cJ4axg7PLZnsULxdnjfTpJ58vP4mLaz6OLczQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=j/5WewNxps46ieyijo9V5wmnJppqsBHHKf+kqwp4W7SfsTqa1PWNlruXSM8otx4ri FO/pHqDqaAir80zhl7rmzsAd/dOmCknzk9rn8ze+oyG1cFqAvSY40UCDv9QeDAdIo1 AcZQdf68Ka154JK30QhN2ILISxfbDwtuh7b7731Y= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Andrey Smirnov , "Angus Ainslie (Purism)" , Chris Healy , Lucas Stach , Fabio Estevam , Shawn Guo , linux-arm-kernel@lists.infradead.org, Sasha Levin Subject: [PATCH 4.9 039/117] ARM: dts: imx6ul: Specify IMX6UL_CLK_IPG as "ipg" clock to SDMA Date: Thu, 20 Jun 2019 19:56:13 +0200 Message-Id: <20190620174354.339677307@linuxfoundation.org> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190620174351.964339809@linuxfoundation.org> References: <20190620174351.964339809@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org [ Upstream commit 7b3132ecefdd1fcdf6b86e62021d0e55ea8034db ] Since 25aaa75df1e6 SDMA driver uses clock rates of "ipg" and "ahb" clock to determine if it needs to configure the IP block as operating at 1:1 or 1:2 clock ratio (ACR bit in SDMAARM_CONFIG). Specifying both clocks as IMX6UL_CLK_SDMA results in driver incorrectly thinking that ratio is 1:1 which results in broken SDMA funtionality. Fix the code to specify IMX6UL_CLK_IPG as "ipg" clock for SDMA, to avoid detecting incorrect clock ratio. Signed-off-by: Andrey Smirnov Cc: Angus Ainslie (Purism) Cc: Chris Healy Cc: Lucas Stach Cc: Fabio Estevam Cc: Shawn Guo Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Shawn Guo Signed-off-by: Sasha Levin --- arch/arm/boot/dts/imx6ul.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/imx6ul.dtsi b/arch/arm/boot/dts/imx6ul.dtsi index c5c05fdccc78..7839300fe46b 100644 --- a/arch/arm/boot/dts/imx6ul.dtsi +++ b/arch/arm/boot/dts/imx6ul.dtsi @@ -669,7 +669,7 @@ "fsl,imx35-sdma"; reg = <0x020ec000 0x4000>; interrupts = ; - clocks = <&clks IMX6UL_CLK_SDMA>, + clocks = <&clks IMX6UL_CLK_IPG>, <&clks IMX6UL_CLK_SDMA>; clock-names = "ipg", "ahb"; #dma-cells = <3>; -- 2.20.1