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=-2.5 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 0FC27C06513 for ; Wed, 3 Jul 2019 17:50:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DF0612189E for ; Wed, 3 Jul 2019 17:50:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1562176255; bh=LhdcBhsnrhraeLgizT0jLEoW9JPQnXumK31uO9etz2A=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=u3IWkteR3DbYxf4upLjgQKJk7gcMd4Ve3T2HN38fJ08XOzZhcTzATn7hduVzqr9MT nICXpm0lxa7qEVvU0TWoI27Fxe4gkCbdIJENWWqF0zWcG6UbFGa6ixCC2w4UmbTYrP +3ce/0YgSLTNNKuNHxD3xzrPsFyi3DfYBH9BGXDk= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727119AbfGCRux (ORCPT ); Wed, 3 Jul 2019 13:50:53 -0400 Received: from mail.kernel.org ([198.145.29.99]:47964 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726652AbfGCRux (ORCPT ); Wed, 3 Jul 2019 13:50:53 -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 CBFCB21881; Wed, 3 Jul 2019 17:50:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1562176252; bh=LhdcBhsnrhraeLgizT0jLEoW9JPQnXumK31uO9etz2A=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=TPsSfCEuB2yof7PvwE2sRSg8fdm206cTwyGUd4Pnto3QAqzL8T7Mgk4fDOdXBOlLL VW0187SOa7Ukt81KdD3vDld1JyT1X9Qc9F/T2SzDLgOh2a7+OIUA7eSF96dclar4R5 xhsiy6PPUeezDFQSJ2ACKxXVxKO3ez2LVpp29HV8= Date: Wed, 3 Jul 2019 19:50:50 +0200 From: Greg KH To: "sudheer.v" Cc: jslaby@suse.com, joel@jms.id.au, andrew@aj.id.au, benh@kernel.crashing.org, robh+dt@kernel.org, mark.rutland@arm.com, shivahshankar.shankarnarayanrao@aspeedtech.com, shivahshankar@gmail.com, sudheer.veliseti@aspeedtech.com, sudheer veliseti , linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, devicetree@vger.kernel.org, linux-aspeed@lists.ozlabs.org Subject: Re: [patch v3 3/5] DT nodes for AST2500 DMA UART driver Message-ID: <20190703175050.GC12813@kroah.com> References: <1561459476-14268-1-git-send-email-open.sudheer@gmail.com> <1561459476-14268-4-git-send-email-open.sudheer@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1561459476-14268-4-git-send-email-open.sudheer@gmail.com> User-Agent: Mutt/1.12.1 (2019-06-15) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jun 25, 2019 at 04:14:34PM +0530, sudheer.v wrote: > From: sudheer veliseti > > DT node for DMA controller(ast_uart_sdma) doesn't bind to any DMA controller driver. > This is because Software for DMA controller is not based on DMA framework,but is dedicated > and serves only UARTs in AST2500. ast_uart_sdma node is searched by compatible string in the > driver software.basic use of this node is to provide register base address of DMA controller and DMA irq number(<50>). > IRQ of DMA controller is of crucial importance, which does RX and TX of UART data. Properly line-wrap your changelog. thanks, greg k-h