From patchwork Sat Jan 10 03:11:36 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Abhilash Kesavan X-Patchwork-Id: 5604051 Return-Path: X-Original-To: patchwork-linux-samsung-soc@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 3518C9F1C5 for ; Sat, 10 Jan 2015 03:19:16 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 6131720639 for ; Sat, 10 Jan 2015 03:19:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5AED62063C for ; Sat, 10 Jan 2015 03:19:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753495AbbAJDTN (ORCPT ); Fri, 9 Jan 2015 22:19:13 -0500 Received: from mailout1.samsung.com ([203.254.224.24]:58091 "EHLO mailout1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754088AbbAJDTN (ORCPT ); Fri, 9 Jan 2015 22:19:13 -0500 Received: from epcpsbgr5.samsung.com (u145.gpu120.samsung.co.kr [203.254.230.145]) by mailout1.samsung.com (Oracle Communications Messaging Server 7u4-24.01 (7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTP id <0NHX0078KYJZC210@mailout1.samsung.com> for linux-samsung-soc@vger.kernel.org; Sat, 10 Jan 2015 12:19:11 +0900 (KST) Received: from epcpsbgm2.samsung.com ( [172.20.52.126]) by epcpsbgr5.samsung.com (EPCPMTA) with SMTP id 76.51.19034.F2A90B45; Sat, 10 Jan 2015 12:19:11 +0900 (KST) X-AuditID: cbfee691-f79b86d000004a5a-d6-54b09a2f211e Received: from epmmp2 ( [203.254.227.17]) by epcpsbgm2.samsung.com (EPCPMTA) with SMTP id 35.51.09430.F2A90B45; Sat, 10 Jan 2015 12:19:11 +0900 (KST) Received: from chromebld-server.sisodomain.com ([107.108.73.106]) by mmp2.samsung.com (Oracle Communications Messaging Server 7u4-24.01(7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTPA id <0NHX00DCYYJNZN00@mmp2.samsung.com>; Sat, 10 Jan 2015 12:19:11 +0900 (KST) From: Abhilash Kesavan To: kgene.kim@samsung.com, linux-arm-kernel@lists.infradead.org, arm@kernel.org, arnd@arndb.de, khilman@kernel.org, olof@lixom.net Cc: linux-samsung-soc@vger.kernel.org, kesavan.abhilash@gmail.com, sudeep.holla@arm.com, nicolas.pitre@linaro.org, Punit.Agrawal@arm.com, Will.Deacon@arm.com, Mark.Rutland@arm.com, k.kozlowski@samsung.com Subject: [PATCH 2/2] arm: dts: disable CCI on exynos420 based arndale-octa Date: Sat, 10 Jan 2015 08:41:36 +0530 Message-id: <1420859496-27533-2-git-send-email-a.kesavan@samsung.com> X-Mailer: git-send-email 2.2.0 In-reply-to: <1420859496-27533-1-git-send-email-a.kesavan@samsung.com> References: <1420859496-27533-1-git-send-email-a.kesavan@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFupnkeLIzCtJLcpLzFFi42JZI2JSp6s/a0OIwcPv8hbHvmxhs/g76Ri7 xesXhhZr/ipZ9C64ymbxdPNjJotNj6+xWsw4v4/JYun1i0wWn579Y7c4df0zm8Xz96eZLJaf 2sFi8fLjCRYHPo8189Ywevz+NYnRY+esu+wem1Z1snncubaHzWPzknqPKyeaWD36tqxi9Pi8 SS6AM4rLJiU1J7MstUjfLoErY27vO/aCZ1wVl3btZ2pg7OTsYuTkkBAwkTj45RQbhC0mceHe eiCbi0NIYCmjxKs3t5lhiu4enMoCkZjOKLFx7SWoqglMEsfPtbCCVLEJ6Eks+PcVrENEoIVR 4v+SEJAiZoELjBJPvh9kBEkIC3hJfF/8Haibg4NFQFXi6RMbkDCvgKvEhSWXWCG2yUlsufWI HcTmFHCT2LH2AStIuRBQzaL5OSAjJQResksc/r0L7GwWAQGJb5MPsYDUSAjISmw6AHW0pMTB FTdYJjAKL2BkWMUomlqQXFCclF5kqlecmFtcmpeul5yfu4kRGE+n/z2buIPx/gHrQ4wCHIxK PLw/OzeECLEmlhVX5h5iNAXaMJFZSjQ5Hxi1eSXxhsZmRhamJqbGRuaWZkrivDrSP4OFBNIT S1KzU1MLUovii0pzUosPMTJxcEo1MLrrbItKZnq1dvqd2dKmT17c+KM39eGqTRVHkzrPXbKz 0WidcnZv/xMePvYHuqUF15UiD80VPhvR37507aYzDyT3ByqdV9LsOKAUwdDR3dne1bE/bLrJ xujmg0ERBzz2ZvJO33jmNpvXwc+1Ca4ebo8Csm+Hqlst+J3S7nulidlP2PDW7qmHTymxFGck GmoxFxUnAgDP3WJjogIAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrJIsWRmVeSWpSXmKPExsVy+t9jQV39WRtCDPZsF7U49mULm8XfScfY LV6/MLRY81fJonfBVTaLp5sfM1lsenyN1WLG+X1MFkuvX2Sy+PTsH7vFqeuf2Syevz/NZLH8 1A4Wi5cfT7A48HmsmbeG0eP3r0mMHjtn3WX32LSqk83jzrU9bB6bl9R7XDnRxOrRt2UVo8fn TXIBnFENjDYZqYkpqUUKqXnJ+SmZeem2St7B8c7xpmYGhrqGlhbmSgp5ibmptkouPgG6bpk5 QLcrKZQl5pQChQISi4uV9O0wTQgNcdO1gGmM0PUNCYLrMTJAAwlrGDPm9r5jL3jGVXFp136m BsZOzi5GTg4JAROJuwenskDYYhIX7q1n62Lk4hASmM4osXHtJShnApPE8XMtrCBVbAJ6Egv+ fWUGsUUEWhgl/i8JASliFrjAKPHk+0FGkISwgJfE98Xfgbo5OFgEVCWePrEBCfMKuEpcWHKJ FWKbnMSWW4/YQWxOATeJHWsfsIKUCwHVLJqfM4GRdwEjwypG0dSC5ILipPRcI73ixNzi0rx0 veT83E2M4Gh9Jr2DcVWDxSFGAQ5GJR7eH50bQoRYE8uKK3MPMUpwMCuJ8HL0AIV4UxIrq1KL 8uOLSnNSiw8xmgLdNJFZSjQ5H5hI8kriDY1NzE2NTS1NLEzMLJXEeZXs20KEBNITS1KzU1ML Uotg+pg4OKUaGDestDCpPrvbWyF95bSlhz9YRbtlGCwz/Pnrd6DfN/tDy2VqvmyL6naa79Eb fVbX4OuEfRpiohLM5/e6L1zIm1O7tNbnf/zKkPWXvGVD2j++ad26V/CRQcljL+X73p1q29JP T2/WmiFRna5s0f9w0SqLtb+5C4zb1KovhV2fujD9fUPD9m7l3UosxRmJhlrMRcWJAJK3rnPs AgAA DLP-Filter: Pass X-MTR: 20000000000000000@CPGS X-CFilter-Loop: Reflected Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The arndale-octa board was giving "imprecise external aborts" during boot-up with MCPM enabled. CCI enablement of the boot cluster was found to be the cause of these aborts (possibly because the secure f/w was not allowing it). Hence, disable CCI for the arndale-octa board. Signed-off-by: Abhilash Kesavan Tested-by: Krzysztof Kozlowski Tested-by: Kevin Hilman Tested-by: Tyler Baker --- arch/arm/boot/dts/exynos5420-arndale-octa.dts | 4 ++++ arch/arm/boot/dts/exynos5420.dtsi | 2 +- 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/exynos5420-arndale-octa.dts b/arch/arm/boot/dts/exynos5420-arndale-octa.dts index aa7a7d7..db2c1c4 100644 --- a/arch/arm/boot/dts/exynos5420-arndale-octa.dts +++ b/arch/arm/boot/dts/exynos5420-arndale-octa.dts @@ -372,3 +372,7 @@ &usbdrd_dwc3_1 { dr_mode = "host"; }; + +&cci { + status = "disabled"; +}; diff --git a/arch/arm/boot/dts/exynos5420.dtsi b/arch/arm/boot/dts/exynos5420.dtsi index 517e50f..0a82ae7 100644 --- a/arch/arm/boot/dts/exynos5420.dtsi +++ b/arch/arm/boot/dts/exynos5420.dtsi @@ -120,7 +120,7 @@ }; }; - cci@10d20000 { + cci: cci@10d20000 { compatible = "arm,cci-400"; #address-cells = <1>; #size-cells = <1>;