From patchwork Tue Dec 4 06:22:13 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vivek Gautam X-Patchwork-Id: 10711169 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 651211731 for ; Tue, 4 Dec 2018 06:23:22 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 587562AD08 for ; Tue, 4 Dec 2018 06:23:22 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 4C6872AD18; Tue, 4 Dec 2018 06:23:22 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.7 required=2.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DD7C52AD08 for ; Tue, 4 Dec 2018 06:23:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726180AbeLDGXP (ORCPT ); Tue, 4 Dec 2018 01:23:15 -0500 Received: from smtp.codeaurora.org ([198.145.29.96]:60374 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726176AbeLDGXP (ORCPT ); Tue, 4 Dec 2018 01:23:15 -0500 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 09CCF6132F; Tue, 4 Dec 2018 06:23:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1543904593; bh=QjzkQ7mIfs8LLWswxH3wpYbIzH6bK2HpS38Tg+Urjm0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Vd5qmDc6SqURljesZd3LY9tdnJr05/p3GM8Hjaje88zSjnywD5grRmLCrPn0pRdh6 MtoXysLz3iLEISdRXMBfHP7jUPaSMajr9EPQJMbbHHaRel2uYFHn1LGhqjW/IIMVdl 6L1bXsiBLOIdPW5bohRBmU0br2hSj3wWzFCNZsHo= Received: from blr-ubuntu-41.ap.qualcomm.com (blr-bdr-fw-01_globalnat_allzones-outside.qualcomm.com [103.229.18.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: vivek.gautam@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id 462BE61324; Tue, 4 Dec 2018 06:22:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1543904582; bh=QjzkQ7mIfs8LLWswxH3wpYbIzH6bK2HpS38Tg+Urjm0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=CbYEGbwYgv9Gw1GX7dX1gbw5cul9O/usA3Wu46TWjejRmSGYza4fwOU8Vq26XccS1 gTwFukepQ/0fJ/WoA9IEvNJTkIwWh4xW1JmZYw8ccgu7GrVk3y7EsSz7WRaMbpjQrk O8S5/nPcfDi+VrEHx/GMgan315+d0EH4tDRMRd3k= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 462BE61324 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=vivek.gautam@codeaurora.org From: Vivek Gautam To: joro@8bytes.org, robh+dt@kernel.org, robin.murphy@arm.com, will.deacon@arm.com, iommu@lists.linux-foundation.org, devicetree@vger.kernel.org Cc: alex.williamson@redhat.com, mark.rutland@arm.com, rjw@rjwysocki.net, robdclark@gmail.com, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, freedreno@lists.freedesktop.org, sboyd@kernel.org, tfiga@chromium.org, jcrouse@codeaurora.org, sricharan@codeaurora.org, m.szyprowski@samsung.com, architt@codeaurora.org, linux-arm-msm@vger.kernel.org, thor.thayer@linux.intel.com, Vivek Gautam Subject: [PATCH v19 5/5] iommu/arm-smmu: Add support for qcom,smmu-v2 variant Date: Tue, 4 Dec 2018 11:52:13 +0530 Message-Id: <20181204062213.6875-6-vivek.gautam@codeaurora.org> X-Mailer: git-send-email 2.16.1.72.g5be1f00a9a70 In-Reply-To: <20181204062213.6875-1-vivek.gautam@codeaurora.org> References: <20181204062213.6875-1-vivek.gautam@codeaurora.org> Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP qcom,smmu-v2 is an arm,smmu-v2 implementation with specific clock and power requirements. On msm8996, multiple cores, viz. mdss, video, etc. use this smmu. On sdm845, this smmu is used with gpu. Add bindings for the same. Signed-off-by: Vivek Gautam Reviewed-by: Rob Herring Reviewed-by: Tomasz Figa Tested-by: Srinivas Kandagatla Reviewed-by: Robin Murphy --- Changes since v18: None. drivers/iommu/arm-smmu.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c index b6b11642b3a9..ba18d89d4732 100644 --- a/drivers/iommu/arm-smmu.c +++ b/drivers/iommu/arm-smmu.c @@ -120,6 +120,7 @@ enum arm_smmu_implementation { GENERIC_SMMU, ARM_MMU500, CAVIUM_SMMUV2, + QCOM_SMMUV2, }; struct arm_smmu_s2cr { @@ -2030,6 +2031,7 @@ ARM_SMMU_MATCH_DATA(smmu_generic_v2, ARM_SMMU_V2, GENERIC_SMMU); ARM_SMMU_MATCH_DATA(arm_mmu401, ARM_SMMU_V1_64K, GENERIC_SMMU); ARM_SMMU_MATCH_DATA(arm_mmu500, ARM_SMMU_V2, ARM_MMU500); ARM_SMMU_MATCH_DATA(cavium_smmuv2, ARM_SMMU_V2, CAVIUM_SMMUV2); +ARM_SMMU_MATCH_DATA(qcom_smmuv2, ARM_SMMU_V2, QCOM_SMMUV2); static const struct of_device_id arm_smmu_of_match[] = { { .compatible = "arm,smmu-v1", .data = &smmu_generic_v1 }, @@ -2038,6 +2040,7 @@ static const struct of_device_id arm_smmu_of_match[] = { { .compatible = "arm,mmu-401", .data = &arm_mmu401 }, { .compatible = "arm,mmu-500", .data = &arm_mmu500 }, { .compatible = "cavium,smmu-v2", .data = &cavium_smmuv2 }, + { .compatible = "qcom,smmu-v2", .data = &qcom_smmuv2 }, { }, }; MODULE_DEVICE_TABLE(of, arm_smmu_of_match);