From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753078AbcFJPKJ (ORCPT ); Fri, 10 Jun 2016 11:10:09 -0400 Received: from down.free-electrons.com ([37.187.137.238]:33875 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752634AbcFJPKH (ORCPT ); Fri, 10 Jun 2016 11:10:07 -0400 Date: Fri, 10 Jun 2016 17:10:03 +0200 From: Alexandre Belloni To: Nicolas Ferre Cc: Russell King , Arnd Bergmann , Boris Brezillon , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] ARM: at91: debug: use DEBUG_UART_VIRT Message-ID: <20160610151003.GD19050@piout.net> References: <1465313079-6307-1-git-send-email-alexandre.belloni@free-electrons.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1465313079-6307-1-git-send-email-alexandre.belloni@free-electrons.com> User-Agent: Mutt/1.6.0 (2016-04-01) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 07/06/2016 at 17:24:39 +0200, Alexandre Belloni wrote : > AT91 still uses an offset (0x0100 0000) from the physical address to map > the debug UART. This is unfortunate as for some platforms (sama5d3 and > earlier), it ends up in the PCI zone and PCI is enabled in multi_v7. > Switch to DEBUG_UART_VIRT to solve that. > > Tested on sama5d3 and 9g20. > > Signed-off-by: Alexandre Belloni > --- > arch/arm/Kconfig.debug | 11 ++++++----- > arch/arm/include/debug/at91.S | 10 +--------- > 2 files changed, 7 insertions(+), 14 deletions(-) > Applied now. -- Alexandre Belloni, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com