From patchwork Tue Sep 24 18:12:38 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nicolas Saenz Julienne X-Patchwork-Id: 11159375 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 77323912 for ; Tue, 24 Sep 2019 18:13:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5EB6D21783 for ; Tue, 24 Sep 2019 18:13:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2436694AbfIXSNg (ORCPT ); Tue, 24 Sep 2019 14:13:36 -0400 Received: from mx2.suse.de ([195.135.220.15]:44010 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S2505058AbfIXSNC (ORCPT ); Tue, 24 Sep 2019 14:13:02 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id D4F0DAF03; Tue, 24 Sep 2019 18:12:59 +0000 (UTC) From: Nicolas Saenz Julienne To: robh+dt@kernel.org, devicetree@vger.kernel.org, frowand.list@gmail.com, linux-arm-kernel@lists.infradead.org, linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, dmaengine@vger.kernel.org, etnaviv@lists.freedesktop.org, dri-devel@lists.freedesktop.org, xen-devel@lists.xenproject.org, linux-tegra@vger.kernel.org, linux-media@vger.kernel.org, linux-pci@vger.kernel.org, Shawn Guo , Li Yang Cc: mbrugger@suse.com, robin.murphy@arm.com, f.fainelli@gmail.com, james.quinlan@broadcom.com, wahrenst@gmx.net, Nicolas Saenz Julienne , Mark Rutland Subject: [PATCH 07/11] dts: arm64: layerscape: add dma-ranges property to qoric-mc node Date: Tue, 24 Sep 2019 20:12:38 +0200 Message-Id: <20190924181244.7159-8-nsaenzjulienne@suse.de> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20190924181244.7159-1-nsaenzjulienne@suse.de> References: <20190924181244.7159-1-nsaenzjulienne@suse.de> MIME-Version: 1.0 Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org qoriq-mc's dpmacs DMA configuration is inherited from their parent node, which acts a bus in this regard. So far it maked all devices as dma-coherent but no dma-ranges recommendation is made. The truth is that the underlying interconnect has DMA constraints, so add an empty dma-ranges in qoriq-mc's node in order for DT's DMA configuration code to get the DMA constraints from it. Signed-off-by: Nicolas Saenz Julienne --- arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi | 1 + arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi | 1 + arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi | 1 + 3 files changed, 3 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi index c676d0771762..f0d0b6145b72 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi @@ -698,6 +698,7 @@ <0x00000000 0x08340000 0 0x40000>; /* MC control reg */ msi-parent = <&its>; iommu-map = <0 &smmu 0 0>; /* This is fixed-up by u-boot */ + dma-ranges; dma-coherent; #address-cells = <3>; #size-cells = <1>; diff --git a/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi index 7a0be8eaa84a..fd6036b7865c 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi @@ -340,6 +340,7 @@ <0x00000000 0x08340000 0 0x40000>; /* MC control reg */ msi-parent = <&its>; iommu-map = <0 &smmu 0 0>; /* This is fixed-up by u-boot */ + dma-ranges; dma-coherent; #address-cells = <3>; #size-cells = <1>; diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi index 408e0ecdce6a..3735bb139cb2 100644 --- a/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi @@ -868,6 +868,7 @@ msi-parent = <&its>; /* iommu-map property is fixed up by u-boot */ iommu-map = <0 &smmu 0 0>; + dma-ranges; dma-coherent; #address-cells = <3>; #size-cells = <1>;