From patchwork Mon Mar 9 18:22:54 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sibi Sankar X-Patchwork-Id: 11427705 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 B6CB814E3 for ; Mon, 9 Mar 2020 18:24:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 96B5F215A4 for ; Mon, 9 Mar 2020 18:24:42 +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="oEX2y1Zy" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727334AbgCISYm (ORCPT ); Mon, 9 Mar 2020 14:24:42 -0400 Received: from mail27.static.mailgun.info ([104.130.122.27]:27735 "EHLO mail27.static.mailgun.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727476AbgCISXh (ORCPT ); Mon, 9 Mar 2020 14:23:37 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1583778216; h=Content-Transfer-Encoding: MIME-Version: References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=0L6hvTnXaIEvYUm41ewmxRMMySvYQQsl8lFHaAgfCVo=; b=oEX2y1ZyyEZ8cJ6xq50vaKNWSRh6koHAvrB9jATYstydagPeqVr03qpcj3cqFsxWA4MVkbBo X7kPm1pVJMKV2806TZJlCB7FjFh7XQKRA4ihN6mk4t46HO8/zNov7zlCha4wNvM9HyJdI3hV T1uGIH7ZbG4FPmk0WUAW9SYmvmA= X-Mailgun-Sending-Ip: 104.130.122.27 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 5e6689a1.7fa1ff099650-smtp-out-n01; Mon, 09 Mar 2020 18:23:29 -0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 3BA67C433CB; Mon, 9 Mar 2020 18:23:29 +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, URIBL_BLOCKED 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 6D764C44793; Mon, 9 Mar 2020 18:23:25 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 6D764C44793 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 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, Sibi Sankar Subject: [PATCH 2/3] dt-bindings: remoteproc: qcom: Add modem-firmware bindings Date: Mon, 9 Mar 2020 23:52:54 +0530 Message-Id: <20200309182255.20142-3-sibis@codeaurora.org> X-Mailer: git-send-email 2.25.0 In-Reply-To: <20200309182255.20142-1-sibis@codeaurora.org> References: <20200309182255.20142-1-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 Introduce modem-firmware binding to allow Q6 modem to boot on platforms which do not have trustZone. Signed-off-by: Sibi Sankar --- Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt b/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt index 88dfa3fc15f78..b1715bc90fb05 100644 --- a/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt +++ b/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt @@ -198,6 +198,10 @@ The Hexagon node may also have an subnode named either "smd-edge" or related to the Hexagon. See ../soc/qcom/qcom,smd.txt and ../soc/qcom/qcom,glink.txt for details on how to describe these. +The Hexagon node must contain a subnode named "modem-firmware" on +platforms which do not have TrustZone. The sub-node should have the +iommu property as described in ../iommu/iommu.txt. + = EXAMPLE The following example describes the resources needed to boot control the Hexagon, as it is found on MSM8974 boards.