From patchwork Tue Mar 17 15:09:08 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sibi Sankar X-Patchwork-Id: 11443105 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 C9CFF1667 for ; Tue, 17 Mar 2020 15:09:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A44C320714 for ; Tue, 17 Mar 2020 15:09:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="jtBzA5OS" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726946AbgCQPJh (ORCPT ); Tue, 17 Mar 2020 11:09:37 -0400 Received: from mail26.static.mailgun.info ([104.130.122.26]:26788 "EHLO mail26.static.mailgun.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726905AbgCQPJg (ORCPT ); Tue, 17 Mar 2020 11:09:36 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1584457776; h=Content-Transfer-Encoding: MIME-Version: References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=2oIoln8Sc314htSSDOzTFV2z2V9e1oBBZQTPh8927tw=; b=jtBzA5OS/dqJi7MnlutUGus0TK7bdBOUIe+cK1faQSIKO5l9DSGU1csiNGc950F6uJx35cJV ecBKmHq7OVZ+F4ZrBx+vgPBmksf6ExoQB4A9e+7ErywrxqNjicu45mKgWwaWeFMb3bLLoNts gzBUGHoUmTqe8QFaxlMD6/qmj14= X-Mailgun-Sending-Ip: 104.130.122.26 X-Mailgun-Sid: WyI4ZWZiZiIsICJsaW51eC1yZW1vdGVwcm9jQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by mxa.mailgun.org with ESMTP id 5e70e828.7f08818cfc38-smtp-out-n02; Tue, 17 Mar 2020 15:09:28 -0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 6356FC43636; Tue, 17 Mar 2020 15:09:28 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-caf-mail-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=2.0 tests=ALL_TRUSTED,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.0 Received: from blr-ubuntu-87.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: sibis) by smtp.codeaurora.org (Postfix) with ESMTPSA id 13C6BC4478C; Tue, 17 Mar 2020 15:09:23 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 13C6BC4478C Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=none smtp.mailfrom=sibis@codeaurora.org From: Sibi Sankar To: bjorn.andersson@linaro.org, robh+dt@kernel.org, joro@8bytes.org, robin.murphy@arm.com Cc: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, iommu@lists.linux-foundation.org, linux-remoteproc@vger.kernel.org, ohad@wizery.com, agross@kernel.org, dianders@chromium.org, Sibi Sankar Subject: [PATCH v2 1/3] dt-bindings: remoteproc: qcom: Add iommus property Date: Tue, 17 Mar 2020 20:39:08 +0530 Message-Id: <20200317150910.26053-2-sibis@codeaurora.org> X-Mailer: git-send-email 2.25.0 In-Reply-To: <20200317150910.26053-1-sibis@codeaurora.org> References: <20200317150910.26053-1-sibis@codeaurora.org> MIME-Version: 1.0 Sender: linux-remoteproc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-remoteproc@vger.kernel.org Add iommus property to allow Q6 modem to boot on platforms which do not have trustZone. Signed-off-by: Sibi Sankar Acked-by: Rob Herring --- Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt b/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt index 88dfa3fc15f78..130e50aab7419 100644 --- a/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt +++ b/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt @@ -184,6 +184,9 @@ For the compatible strings below the following phandle references are required: followed by the offset within syscon for conn_box_spare0 register. +The Hexagon node must contain iommus property as described in ../iommu/iommu.txt +on platforms which do not have TrustZone. + = SUBNODES: The Hexagon node must contain two subnodes, named "mba" and "mpss" representing the memory regions used by the Hexagon firmware. Each sub-node must contain: From patchwork Tue Mar 17 15:09:09 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sibi Sankar X-Patchwork-Id: 11443103 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 9BFEF14DD for ; Tue, 17 Mar 2020 15:09:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7B17720714 for ; Tue, 17 Mar 2020 15:09:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="s5RykQSa" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726954AbgCQPJg (ORCPT ); Tue, 17 Mar 2020 11:09:36 -0400 Received: from mail27.static.mailgun.info ([104.130.122.27]:54799 "EHLO mail27.static.mailgun.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726946AbgCQPJg (ORCPT ); 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Tue, 17 Mar 2020 15:09:28 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 79D80C4478F Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=none smtp.mailfrom=sibis@codeaurora.org From: Sibi Sankar To: bjorn.andersson@linaro.org, robh+dt@kernel.org, joro@8bytes.org, robin.murphy@arm.com Cc: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, iommu@lists.linux-foundation.org, linux-remoteproc@vger.kernel.org, ohad@wizery.com, agross@kernel.org, dianders@chromium.org, Sibi Sankar Subject: [PATCH v2 2/3] remoteproc: qcom_q6v5_mss: Request direct mapping for modem device Date: Tue, 17 Mar 2020 20:39:09 +0530 Message-Id: <20200317150910.26053-3-sibis@codeaurora.org> X-Mailer: git-send-email 2.25.0 In-Reply-To: <20200317150910.26053-1-sibis@codeaurora.org> References: <20200317150910.26053-1-sibis@codeaurora.org> MIME-Version: 1.0 Sender: linux-remoteproc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-remoteproc@vger.kernel.org Request direct mapping for modem on platforms which don't have TrustZone (which programs the modem SIDs) to prevent the following global faults seen on Cheza/Trogdor: arm-smmu 15000000.iommu: Unexpected global fault, this could be serious arm-smmu 15000000.iommu: GFSR 0x80000002, GFSYNR0 0x00000000, GFSYNR1 0x00000781, GFSYNR2 0x00000000 arm-smmu 15000000.iommu: Unexpected global fault, this could be serious arm-smmu 15000000.iommu: GFSR 0x80000002, GFSYNR0 0x00000000, GFSYNR1 0x00000461, GFSYNR2 0x00000000 Signed-off-by: Sibi Sankar --- drivers/iommu/arm-smmu-qcom.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/iommu/arm-smmu-qcom.c b/drivers/iommu/arm-smmu-qcom.c index ff746acd1c816..5dd7a788f59e1 100644 --- a/drivers/iommu/arm-smmu-qcom.c +++ b/drivers/iommu/arm-smmu-qcom.c @@ -20,12 +20,18 @@ static const struct arm_smmu_client_match_data qcom_mdss = { .direct_mapping = true, }; +static const struct arm_smmu_client_match_data qcom_mss = { + .direct_mapping = true, +}; + static const struct of_device_id qcom_smmu_client_of_match[] = { { .compatible = "qcom,adreno", .data = &qcom_adreno }, { .compatible = "qcom,mdp4", .data = &qcom_mdss }, { .compatible = "qcom,mdss", .data = &qcom_mdss }, { .compatible = "qcom,sc7180-mdss", .data = &qcom_mdss }, + { .compatible = "qcom,sc7180-mss-pil", .data = &qcom_mss }, { .compatible = "qcom,sdm845-mdss", .data = &qcom_mdss }, + { .compatible = "qcom,sdm845-mss-pil", .data = &qcom_mss }, {}, }; From patchwork Tue Mar 17 15:09:10 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sibi Sankar X-Patchwork-Id: 11443107 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 5014114DD for ; Tue, 17 Mar 2020 15:09:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2FE1220714 for ; 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spf=none smtp.mailfrom=sibis@codeaurora.org From: Sibi Sankar To: bjorn.andersson@linaro.org, robh+dt@kernel.org, joro@8bytes.org, robin.murphy@arm.com Cc: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, iommu@lists.linux-foundation.org, linux-remoteproc@vger.kernel.org, ohad@wizery.com, agross@kernel.org, dianders@chromium.org, Sibi Sankar Subject: [PATCH v2 3/3] arm64: dts: qcom: sdm845-cheza: Add iommus property Date: Tue, 17 Mar 2020 20:39:10 +0530 Message-Id: <20200317150910.26053-4-sibis@codeaurora.org> X-Mailer: git-send-email 2.25.0 In-Reply-To: <20200317150910.26053-1-sibis@codeaurora.org> References: <20200317150910.26053-1-sibis@codeaurora.org> MIME-Version: 1.0 Sender: linux-remoteproc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-remoteproc@vger.kernel.org Add iommus property to remoteproc modem node. Signed-off-by: Sibi Sankar --- arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi b/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi index 8d16d016efec1..01c7d7cc95c2d 100644 --- a/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi +++ b/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi @@ -626,6 +626,10 @@ &mdss_mdp { status = "okay"; }; +&mss_pil { + iommus = <&apps_smmu 0x780 0x1>; +}; + &pm8998_pwrkey { status = "disabled"; };