From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759890AbaCUDRe (ORCPT ); Thu, 20 Mar 2014 23:17:34 -0400 Received: from mx0b-0016f401.pphosted.com ([67.231.156.173]:58029 "EHLO mx0b-0016f401.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756619AbaCUDRc (ORCPT ); Thu, 20 Mar 2014 23:17:32 -0400 Date: Fri, 21 Mar 2014 11:14:57 +0800 From: Jisheng Zhang To: Sebastian Hesselbarth CC: Mark Rutland , "devicetree@vger.kernel.org" , Russell King , "Pawel Moll" , Ian Campbell , Antoine Tenart , "linux-kernel@vger.kernel.org" , Rob Herring , Alexandre Belloni , Kumar Gala , "linux-arm-kernel@lists.infradead.org" Subject: Re: [PATCH 0/2] ARM: berlin: SMP support Message-ID: <20140321111457.6bed5091@xhacker> In-Reply-To: <1395347986-30203-1-git-send-email-sebastian.hesselbarth@gmail.com> References: <1395347986-30203-1-git-send-email-sebastian.hesselbarth@gmail.com> X-Mailer: Claws Mail 3.9.3 (GTK+ 2.24.22; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:5.11.87,1.0.14,0.0.0000 definitions=2014-03-20_06:2014-03-20,2014-03-20,1970-01-01 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=2 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=7.0.1-1402240000 definitions=main-1403200169 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 20 Mar 2014 13:39:44 -0700 Sebastian Hesselbarth wrote: > This is a small patch set for SMP support on Marvell Berlin BG2 > and recently provided BG2Q. Nothing spectacular, as it basically > copies SMP holding pen mechanism from mach-prima2 and plat-versatile > with minor Berlin specific code for SCU and general purpose registers > used by secondary CPUs to get their boot address. > > There was some IRC discussion with Alexandre about using > scu_get_base() instead of a DT node. Although BG2Q is true A9 > and provides SCU base; BG2 with PJ4b does not and I decided to > depend on a DT node for SCU in both cases, which is fine I guess. > > I tested this on BG2, and BG2CD (which is UP). I expect the > Free-Electrons guys to test on BG2Q. Although BG2Q and future SoCs will go through PSCI code path finally. But currently, it's OK to use the pen mechanism. So for both of these two patches, Acked-by: Jisheng Zhang Thanks, Jisheng