From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joonyoung Shim Subject: Re: [PATCH] ARM: dts: add exynos5422.dtsi to correct cpu order Date: Thu, 28 May 2015 10:58:42 +0900 Message-ID: <55667652.5050102@samsung.com> References: <1432739754-19511-1-git-send-email-chanho61.park@samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Return-path: Received: from mailout3.samsung.com ([203.254.224.33]:18695 "EHLO mailout3.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752354AbbE1B6w (ORCPT ); Wed, 27 May 2015 21:58:52 -0400 Received: from epcpsbgr2.samsung.com (u142.gpu120.samsung.co.kr [203.254.230.142]) by mailout3.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTP id <0NP1007VCETNA5C0@mailout3.samsung.com> for linux-samsung-soc@vger.kernel.org; Thu, 28 May 2015 10:58:35 +0900 (KST) In-reply-to: <1432739754-19511-1-git-send-email-chanho61.park@samsung.com> Sender: linux-samsung-soc-owner@vger.kernel.org List-Id: linux-samsung-soc@vger.kernel.org To: Chanho Park , kgene@kernel.org, k.kozlowski@samsung.com Cc: cw00.choi@samsung.com, linux-samsung-soc@vger.kernel.org, javier.martinez@collabora.co.uk, khilman@linaro.org, sjoerd.simons@collabora.co.uk, heesub.shin@samsung.com Hi Chanho, On 05/28/2015 12:15 AM, Chanho Park wrote: > The odroid-xu3 board which is based on exynos5422 not exynos5800 is > booted from cortex-a7 core unlike exynos5800. The odroid-xu3's cpu order > is quite strange. cpu0 and cpu5-7 are cortex-a7 cores and cpu1-4 are > cortex-a15 cores. To correct this mis-odering, I added exynos5422.dtsi > and reversing cpu orders from exynos5420. Now, cpu0-3 are cortex-a7 and > cpu4-7 are cortex-a15. The exynos5422 SoC can boot using cortex-a15 cpu depending on gpio GPG2CON[1], i think this is just Odroid-XU3 board problem. Is it possible to overwrite cpus information directly from exynos5422-odroidxu3.dts?