From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Langsdorf Subject: Re: [PATCH] tty: amba-pl011: Use 32-bit accesses for SBSA UART Date: Tue, 8 Mar 2016 08:51:53 -0600 Message-ID: <56DEE709.7060907@redhat.com> References: <1457415800-8799-1-git-send-email-cov@codeaurora.org> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mx1.redhat.com ([209.132.183.28]:48461 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751359AbcCHOvz (ORCPT ); Tue, 8 Mar 2016 09:51:55 -0500 In-Reply-To: <1457415800-8799-1-git-send-email-cov@codeaurora.org> Sender: linux-arm-msm-owner@vger.kernel.org List-Id: linux-arm-msm@vger.kernel.org To: Christopher Covington , Russell King , Greg Kroah-Hartman , Jiri Slaby , linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org Cc: linux-arm-msm@vger.kernel.org, Timur Tabi , Jon Masters , Andre Przywara , Dave Martin , Aleksey Makarov , Christopher Covington On 03/07/2016 11:43 PM, Christopher Covington wrote: > From: Christopher Covington > > Version 2 of the Server Base System Architecture (SBSA) describes the > Generic UART registers as 32 bits wide. At least one implementation, found > of the Qualcomm Technologies QDF2432, only supports 32 bit accesses. While > other implementations may also support smaller sized accesses, simply use > 32 bit accesses all the time for the SBSA UART for simple, broad, > compatibility. > > Signed-off-by: Christopher Covington > --- I can boot the v4.5-rc7 on my QDF2432 platform with this patch, and could not otherwise. Tested-by: Mark Langsdorf