From patchwork Tue Mar 15 02:58:44 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexandre Courbot X-Patchwork-Id: 597341 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3qPK8r0fPwz9snk for ; Tue, 15 Mar 2016 13:59:40 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933111AbcCOC7j (ORCPT ); Mon, 14 Mar 2016 22:59:39 -0400 Received: from hqemgate15.nvidia.com ([216.228.121.64]:10141 "EHLO hqemgate15.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933775AbcCOC7E (ORCPT ); Mon, 14 Mar 2016 22:59:04 -0400 Received: from hqnvupgp08.nvidia.com (Not Verified[216.228.121.13]) by hqemgate15.nvidia.com id ; Mon, 14 Mar 2016 19:59:00 -0700 Received: from hqemhub03.nvidia.com ([172.20.150.15]) by hqnvupgp08.nvidia.com (PGP Universal service); Mon, 14 Mar 2016 19:58:18 -0700 X-PGP-Universal: processed; by hqnvupgp08.nvidia.com on Mon, 14 Mar 2016 19:58:18 -0700 Received: from percival.nvidia.com (172.20.144.16) by hqemhub03.nvidia.com (172.20.150.15) with Microsoft SMTP Server (TLS) id 8.3.406.0; Mon, 14 Mar 2016 19:59:03 -0700 From: Alexandre Courbot To: Stephen Warren , Thierry Reding CC: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-tegra@vger.kernel.org, gnurou@gmail.com, Alexandre Courbot Subject: [PATCH v2 5/5] arm64: tegra210: Add IOMMU node to GM20B Date: Tue, 15 Mar 2016 11:58:44 +0900 Message-ID: <1458010724-10945-6-git-send-email-acourbot@nvidia.com> X-Mailer: git-send-email 2.7.2 In-Reply-To: <1458010724-10945-1-git-send-email-acourbot@nvidia.com> References: <1458010724-10945-1-git-send-email-acourbot@nvidia.com> X-NVConfidentiality: public MIME-Version: 1.0 Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org Nouveau can take advantage of this declaration to remove the need for contiguous memory. Signed-off-by: Alexandre Courbot --- arch/arm64/boot/dts/nvidia/tegra210.dtsi | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi b/arch/arm64/boot/dts/nvidia/tegra210.dtsi index 04898cb25f0c..478543f74863 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra210.dtsi @@ -314,6 +314,9 @@ clock-names = "gpu", "pwr", "ref"; resets = <&tegra_car 184>; reset-names = "gpu"; + + iommus = <&mc TEGRA_SWGROUP_GPU>; + status = "disabled"; };