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=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 CDE2AC43603 for ; Mon, 16 Dec 2019 11:15:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A09CD206CB for ; Mon, 16 Dec 2019 11:15:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="bLf3wLEt" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727089AbfLPLPu (ORCPT ); Mon, 16 Dec 2019 06:15:50 -0500 Received: from mail-yw1-f67.google.com ([209.85.161.67]:36732 "EHLO mail-yw1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727059AbfLPLPt (ORCPT ); Mon, 16 Dec 2019 06:15:49 -0500 Received: by mail-yw1-f67.google.com with SMTP id n184so2320506ywc.3; Mon, 16 Dec 2019 03:15:49 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=AUR5yQ/XBT06UW39mN8rkGX71PlTXaLwibh2EkbRSl4=; b=bLf3wLEtQdqplXZbaAVgHW4CkMv36oTw85Uv6jYHflFMCdfkgBm3COKTreaqbxmTdc qiQgf7Asyt34117bNjfapKHllrdYu2aoKvtU54bA5PHaOuxEstcysNdqT1mGvCFn3VSr O7gxnRTqEZf7DdmoauTvdncvdPzLgfqI4ZcVvNs0bTv1ARLfm0oFUubEmWjQBydsLUWW xubQnyJpDEuXJaqnsR9P/+G+aOWXoOWmSf4Cie4ZZid8Hqmu+pL5JhTNoXt9n4RIRysI /CtF4UXgW2snlxoKkJRpwo28By8edBy1m5gO9aDIYx+fFAl7Szs2enxTOpGMH1bjEuYI RuKw== 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:mime-version :content-transfer-encoding; bh=AUR5yQ/XBT06UW39mN8rkGX71PlTXaLwibh2EkbRSl4=; b=dMY8KxJSD9v3MupPXjWN4Fg/jJUC5GeXSw5Z9nZpjkyshLtixt5BBKoZZavhj9ObsC tg4lLai3TtTvKaJ79+6nAFKqbvxbalT9lKqjttBAuvZUqDFflcXK/czKEyEdqMugA78+ CK2LYccTFR3Az8qxLoHjPJSiHJSWPU2LL8GGo45iDou9fzUVuj63zhbhAdXnL++K5KMd VMuTeHeYNWED3bR4IV/SUSyMuuy+IRYzz0LIropGHFFhI5ou1J7xlcS2NEHOoVewqJlY Yx1Yx2vzu0dpogaQ7Z/ju94Vr6rJKXV3QSJLGTeFyIXds1TjhCPGDmcESjRA2nGJVA19 3GUQ== X-Gm-Message-State: APjAAAU7dRkmeBkWXIMQZmYcPkQI8frWMiWEgFMgJql7ls46T7yGscaS jNj8YpVUhQA1pCXrgYxoopQ= X-Google-Smtp-Source: APXvYqw1gE7A6yrW3oJywOj16NPJXMW4gLQQwOzMm61XMUGaeLODWIdavMuwLNE52GKWKXjEbGrfOw== X-Received: by 2002:a81:3acb:: with SMTP id h194mr18371887ywa.406.1576494948651; Mon, 16 Dec 2019 03:15:48 -0800 (PST) Received: from localhost.localdomain (c-73-37-219-234.hsd1.mn.comcast.net. [73.37.219.234]) by smtp.gmail.com with ESMTPSA id o69sm7644544ywd.38.2019.12.16.03.15.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 16 Dec 2019 03:15:47 -0800 (PST) From: Adam Ford To: linux-arm-kernel@lists.infradead.org Cc: Adam Ford , Rob Herring , Mark Rutland , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , Jacky Bai , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] arm64: dts: imx8mm: Change SDMA1 ahb clock for imx8mm Date: Mon, 16 Dec 2019 05:15:30 -0600 Message-Id: <20191216111530.29558-1-aford173@gmail.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Using SDMA1 with UART1 is causing a "Timeout waiting for CH0" error. This patch changes to ahb clock from SDMA1_ROOT to AHB which fixes the timeout error. Fixes: a05ea40eb384 ("arm64: dts: imx: Add i.mx8mm dtsi support") Signed-off-by: Adam Ford --- A similar fix was made to the i.MX8MQ for the same reason diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi index 6edbdfe2d0d7..3d95b66a2d71 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi @@ -740,7 +740,7 @@ reg = <0x30bd0000 0x10000>; interrupts = ; clocks = <&clk IMX8MM_CLK_SDMA1_ROOT>, - <&clk IMX8MM_CLK_SDMA1_ROOT>; + <&clk IMX8MM_CLK_AHB>; clock-names = "ipg", "ahb"; #dma-cells = <3>; fsl,sdma-ram-script-name = "imx/sdma/sdma-imx7d.bin"; -- 2.20.1