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 81BC8C43613 for ; Thu, 20 Jun 2019 18:03:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 53A1D21479 for ; Thu, 20 Jun 2019 18:03:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1561053833; bh=0PlKv6GuTsAWmlm+vLakTLzxwsgTkBkYC/89J12GjKQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=Ykri5ScijG4qtk9sTp24tTWSBC5VuMx+hFZhWyx6XEs4jKX3ncf1A/S+XQ3YiN4lV WsUEGje5afa7/z4YPN9FPT6IOWH4nF4hA45nxgZG0ek0jnAIaxW/sYSbMgfsqd2hNg +x6D96EFtwXmu/aAIAYO2tPBZCLQlrd6yiRL6Zco= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727740AbfFTSDw (ORCPT ); Thu, 20 Jun 2019 14:03:52 -0400 Received: from mail.kernel.org ([198.145.29.99]:55570 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727367AbfFTSDv (ORCPT ); Thu, 20 Jun 2019 14:03:51 -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 7701B204FD; Thu, 20 Jun 2019 18:03:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1561053831; bh=0PlKv6GuTsAWmlm+vLakTLzxwsgTkBkYC/89J12GjKQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=2JXkOykGfzTYQ613XTJJ2PVjC4+KM6ZsHQBrM0/dt6qQx0n0yX8mlZEwBsWdwhc5k qK3PwlqQPnLFsp1j71iWuAMHGkumzJt2ZVzLUPUm7JS+SPbf4UrCKWW2lKbfmwbDji yq/bxxSI6JmJDGo3isLvNwKqigjRJArOeuWszWgw= 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 4.9 040/117] ARM: dts: imx6sx: Specify IMX6SX_CLK_IPG as "ipg" clock to SDMA Date: Thu, 20 Jun 2019 19:56:14 +0200 Message-Id: <20190620174354.400565069@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 8979117765c19edc3b01cc0ef853537bf93eea4b ] 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 IMX6SX_CLK_SDMA results in driver incorrectly thinking that ratio is 1:1 which results in broken SDMA funtionality. Fix the code to specify IMX6SX_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/imx6sx.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/imx6sx.dtsi b/arch/arm/boot/dts/imx6sx.dtsi index a885052157f0..5834194b62e1 100644 --- a/arch/arm/boot/dts/imx6sx.dtsi +++ b/arch/arm/boot/dts/imx6sx.dtsi @@ -751,7 +751,7 @@ compatible = "fsl,imx6sx-sdma", "fsl,imx6q-sdma"; reg = <0x020ec000 0x4000>; interrupts = ; - clocks = <&clks IMX6SX_CLK_SDMA>, + clocks = <&clks IMX6SX_CLK_IPG>, <&clks IMX6SX_CLK_SDMA>; clock-names = "ipg", "ahb"; #dma-cells = <3>; -- 2.20.1