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[209.132.180.67]) by mx.google.com with ESMTP id c4-v6si8641463pgt.54.2018.10.25.07.28.44; Thu, 25 Oct 2018 07:29:15 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=A+NFFibS; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730895AbeJYWxJ (ORCPT + 99 others); Thu, 25 Oct 2018 18:53:09 -0400 Received: from mail.kernel.org ([198.145.29.99]:35516 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730875AbeJYWxI (ORCPT ); Thu, 25 Oct 2018 18:53:08 -0400 Received: from sasha-vm.mshome.net (unknown [167.98.65.38]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 018612146E; Thu, 25 Oct 2018 14:20:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1540477211; bh=kZ5L9bCb2XBc8LgJY/nUEJvcb0N8PcXHe251ztlQ/TQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=A+NFFibSRStKgJkBmsSwNobPXqSTeqZdSm+B0jlZXB/pww7DldN0ZNJNTB/UiVb4o sNKennt/+at6auqpvq0I04W2j6rqS0I/klbC03/uQ1TBGHZomeE+skYuanEoyxYuuh XccsorNKiR/yD44HmZg1got81lgwRr6omZQmYCcs= From: Sasha Levin To: stable@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Abhilash Kesavan , Olof Johansson , Sasha Levin Subject: [PATCH AUTOSEL 3.18 50/98] ARM: dts: disable CCI on exynos5420 based arndale-octa Date: Thu, 25 Oct 2018 10:18:05 -0400 Message-Id: <20181025141853.214051-50-sashal@kernel.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20181025141853.214051-1-sashal@kernel.org> References: <20181025141853.214051-1-sashal@kernel.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Abhilash Kesavan [ Upstream commit 25217fef355174209eff68c0eb438a8af5d7b01c ] 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 Signed-off-by: Olof Johansson Signed-off-by: Sasha Levin --- 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 aa7a7d727a7e..db2c1c4cd900 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 1353a092134f..9655a3efbd15 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>; -- 2.17.1