Received: by 2002:a25:4158:0:0:0:0:0 with SMTP id o85csp544140yba; Fri, 26 Apr 2019 04:50:48 -0700 (PDT) X-Google-Smtp-Source: APXvYqw919+knrNMwCFbePa6ZwUR4bTswb603DM6OmPg6Vj3/Cu1EiH2T8gTtvzffR4H9bEYx74f X-Received: by 2002:a17:902:da4:: with SMTP id 33mr43564264plv.20.1556279448605; Fri, 26 Apr 2019 04:50:48 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1556279448; cv=none; d=google.com; s=arc-20160816; b=PFBExjmhjuGMg946WF/v4H9LYb3QgkVVs9nhlmkEEh3Myo5ACUhXR1hJmBljoONiqd 2rjNBkz75oAqtWo/a2ci0YCIOH94iD9482MmtUfwHDjpbULaW1/CHNFQ0rSFWb61zhzw QxIVOnQQ8SBZTjd6T2DGUKxMdJ2vBS06DsGlOLeoHPgLbdfcfTXec5jBDI3c45MuDdf4 PxdYATmzxDI5s27zx7Yv/uEKS8cDsE8XyQZ+AH0+rifhcsLOxn9mbLH5GLe6ZatsmWPZ bSFdiSdz+muIzNZQTlP2d1+NmoYt8SHvQJhI1U8yEG+RCTsJoir6v4K50Vh0oVqo/SH/ hN1A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date:dkim-signature; bh=B3ZKBRYgXjvJEpE0saLkUKINpksjLGcx6pkzW675SZU=; b=D9vtFa3RpHnnuV3Kat5MOGUrZRq8/LzkOXHxIhfrBBknPUpPqmaakxyW/cRn+mL1MD rmuxVoLrjSFpThK5YbotRJW++lnkJgK1H1AwNsbPtuxS/G6BOwR/K8ytYObG3dyvhFXi KOmUnIxxScoNqzWVnLxJjbSZGdQrfAj3f2vV1DO8oGFqz17afHF2a7ixSme+Z5GtyQFR 8EiDD04l1TnIwZGYoCboBRxNm2BfUe3rnKQ6wSsKds1pONwA7CVztJjZV+Buiqgq+B3P n43+SKg0//6Z/pUIJDITfflXkjCEQ1WO5//BKPhVrSRAGwYxs4sKtDRk+MfUyGHdmICD WB7A== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b="Qadh/VoY"; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id 16si17200783pgu.152.2019.04.26.04.50.33; Fri, 26 Apr 2019 04:50:48 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b="Qadh/VoY"; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726376AbfDZLsr (ORCPT + 99 others); Fri, 26 Apr 2019 07:48:47 -0400 Received: from mail.kernel.org ([198.145.29.99]:42390 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725901AbfDZLsq (ORCPT ); Fri, 26 Apr 2019 07:48:46 -0400 Received: from localhost (unknown [171.76.113.243]) (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 572DC2077B; Fri, 26 Apr 2019 11:48:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1556279326; bh=y2eO2+Egp17vfAqy6bGFhHQulFyPwA2ldw8S2io0kE4=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Qadh/VoYlZuYyfU98gD8T6FZEBSGf4A0lW0Krf1HiEmLpuYiI1WM64cXRQRbBE7kj 07YlK+kaiJJSpTCKo5eZHS8+UiXcb3Jdxroc8ALPRiHcPIuZIKsK7vtaZqzTmNDPQi dcd+ACdjcsDBM6TsrU6tqhjcqQ56zSh8sN4N+tys= Date: Fri, 26 Apr 2019 17:18:40 +0530 From: Vinod Koul To: "Angus Ainslie (Purism)" Cc: angus.ainslie@puri.sm, Rob Herring , Mark Rutland , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , Dan Williams , Lucas Stach , Carlo Caione , Daniel Baluta , Guido =?iso-8859-1?Q?G=FCnther?= , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, dmaengine@vger.kernel.org Subject: Re: [PATCH v2 2/3] dmaengine: imx-sdma: Only check ratio on parts that support 1:1 Message-ID: <20190426114840.GV28103@vkoul-mobl> References: <20190328133828.20999-1-angus@akkea.ca> <20190329152130.18411-1-angus@akkea.ca> <20190329152130.18411-3-angus@akkea.ca> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190329152130.18411-3-angus@akkea.ca> User-Agent: Mutt/1.11.3 (2019-02-01) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 29-03-19, 08:21, Angus Ainslie (Purism) wrote: > On imx8mq B0 chip, AHB/SDMA clock ratio 2:1 can't be supported, > since SDMA clock ratio has to be increased to 250Mhz, AHB can't reach > to 500Mhz, so use 1:1 instead. > > To limit this change to the imx8mq for now this patch also adds an > im8mq-sdma compatible string. Applied, thanks -- ~Vinod