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=-8.7 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 69B59C31E45 for ; Thu, 13 Jun 2019 16:00:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 42A99208CA for ; Thu, 13 Jun 2019 16:00:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1560441657; bh=uHIzevUT7g4WchZFVtnSnpQFc+iBFjejbnq0jgNHS1M=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=DrWiZl7j39eJWFUOnVdghzescZSeYILZQJD0Jx0FJEDR38vBW19KosLnDNkMY1TwL +wgbAb4DM/ew+FtLoCF0ZDwiIud5LrQgPnaq++BzTqbLms3phw0lHoeaRJWij5bIIt aGeVbyHEA5FoKtEqpBEchLKGZMNsX0LqLOT/kfwM= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390519AbfFMQAz (ORCPT ); Thu, 13 Jun 2019 12:00:55 -0400 Received: from mail.kernel.org ([198.145.29.99]:36688 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731459AbfFMIst (ORCPT ); Thu, 13 Jun 2019 04:48:49 -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 A5C66206BA; Thu, 13 Jun 2019 08:48:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1560415729; bh=uHIzevUT7g4WchZFVtnSnpQFc+iBFjejbnq0jgNHS1M=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=vRYGEs4CzY9Ptrzuyw8A7JjC23epj7EHXl5TP/UPgXkhDCU8yY4aN+heSykY1f/EE 88owTqDyCEwscUDklsUAwPeJYWD+7CZQ/STbotL1UZKBHhL9BL607xEL8Gt+2EiSA4 7UvO96xO4I8jJWtKftV4RncCkyEFmQG/3W/TPzgU= 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 5.1 106/155] ARM: dts: imx50: Specify IMX5_CLK_IPG as "ahb" clock to SDMA Date: Thu, 13 Jun 2019 10:33:38 +0200 Message-Id: <20190613075658.934940437@linuxfoundation.org> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190613075652.691765927@linuxfoundation.org> References: <20190613075652.691765927@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org [ Upstream commit b7b4fda2636296471e29b78c2aa9535d7bedb7a0 ] 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 IMX5_CLK_SDMA results in driver incorrectly thinking that ratio is 1:1 which results in broken SDMA funtionality. Fix the code to specify IMX5_CLK_AHB as "ahb" 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/imx50.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/imx50.dtsi b/arch/arm/boot/dts/imx50.dtsi index ee1e3e8bf4ec..4a68e30cc668 100644 --- a/arch/arm/boot/dts/imx50.dtsi +++ b/arch/arm/boot/dts/imx50.dtsi @@ -411,7 +411,7 @@ reg = <0x63fb0000 0x4000>; interrupts = <6>; clocks = <&clks IMX5_CLK_SDMA_GATE>, - <&clks IMX5_CLK_SDMA_GATE>; + <&clks IMX5_CLK_AHB>; clock-names = "ipg", "ahb"; #dma-cells = <3>; fsl,sdma-ram-script-name = "imx/sdma/sdma-imx50.bin"; -- 2.20.1