From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 438F4C282C8 for ; Mon, 28 Jan 2019 17:41:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0E28520881 for ; Mon, 28 Jan 2019 17:41:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1548697317; bh=l7QRgj1IXbs+lfFxaU+g2cr8eJoIRqtm/wpQHREqObo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=SQwqb7fgaXJ3/WHxG/fER8aSAt8IUL+8ZdNo+FMVDBPqZ7BzuM8E39aUzEiT6Ki6t pBbCZpAhYnE+0L7v5aJKlOw2jw9Mm4jopiG/Gbg8ryjsGvfkwjxWtdVarwzkscoYkf TVJpkEPlfvd9BpNueEPJs1/LcH4Q26vJG9LMimT4= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729251AbfA1Rlz (ORCPT ); Mon, 28 Jan 2019 12:41:55 -0500 Received: from mail.kernel.org ([198.145.29.99]:37392 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727709AbfA1Puu (ORCPT ); Mon, 28 Jan 2019 10:50:50 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (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 1A2E820880; Mon, 28 Jan 2019 15:50:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1548690650; bh=l7QRgj1IXbs+lfFxaU+g2cr8eJoIRqtm/wpQHREqObo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=iHhzQrfKalvmQXPJ68oso9SY2Sc8mYGL/L74kXpInbzEgwMBf0kXWCP2eRvyaPzpP VuG1ncZp74WrQ1tAVLc3aaLcojzwbms2+ZSPmAUahRJBm8w0DNg1nTLL8/iAj8NcVx NZtr3qfA2HZU0FnGoZXA64KFx47ihenvFQrieZN8= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Vivek Gautam , Will Deacon , Sasha Levin , iommu@lists.linux-foundation.org Subject: [PATCH AUTOSEL 4.20 153/304] iommu/arm-smmu: Add support for qcom,smmu-v2 variant Date: Mon, 28 Jan 2019 10:41:10 -0500 Message-Id: <20190128154341.47195-153-sashal@kernel.org> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20190128154341.47195-1-sashal@kernel.org> References: <20190128154341.47195-1-sashal@kernel.org> MIME-Version: 1.0 X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Vivek Gautam [ Upstream commit 89cddc563743cb1e0068867ac97013b2a5bf86aa ] 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 Signed-off-by: Will Deacon Signed-off-by: Sasha Levin --- 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 5a28ae892504..e23aa7f6c4ad 100644 --- a/drivers/iommu/arm-smmu.c +++ b/drivers/iommu/arm-smmu.c @@ -119,6 +119,7 @@ enum arm_smmu_implementation { GENERIC_SMMU, ARM_MMU500, CAVIUM_SMMUV2, + QCOM_SMMUV2, }; struct arm_smmu_s2cr { @@ -1954,6 +1955,7 @@ 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 }, @@ -1962,6 +1964,7 @@ 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); -- 2.19.1