From patchwork Fri May 21 13:40:53 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Etienne Carriere X-Patchwork-Id: 12273229 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=-17.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham 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 3C0E1C433B4 for ; Fri, 21 May 2021 13:43:51 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id BBD90611AD for ; Fri, 21 May 2021 13:43:50 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BBD90611AD Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=desiato.20200630; h=Sender:Content-Transfer-Encoding :Content-Type:MIME-Version:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:References:In-Reply-To:Message-Id:Date:Subject:Cc:To :From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=d3sePjjCfOhbK91hqUGVL505zGALrzBbEZHXEANwxmw=; b=jZk7YYdVvi5F/b+JgoZuROxyX6 Vjrli0zU5SQUescTqGEX4WCUyp62ViloGuX4rTJvMb1LSwMJmhPt+0NuUty4igpE3HjADZBKJcIuY pLe4HAwBHRLvlzBgaDWrSi8cK5FvrpkhCn+P9RVlB3wQROeOo9orufTm/XCtprFxBiOdWzqaghNtt fBVrQn1+DrcZd/Zg1gLcne4T1v5qfaeVtpLYrBHd/vzFw0VdD40nZIyK3O9v1C2Shlr32o9ALYhD2 VzwjfQsWwrYtp1dTi4UaG4+89thTJnINsSaJC1ZqK8NNiss1FmpR+zcWlNIXGT8SnzeHcXufstrqL tRpAlKMw==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1lk5Pp-005adz-TR; Fri, 21 May 2021 13:42:14 +0000 Received: from bombadil.infradead.org ([2607:7c80:54:e::133]) by desiato.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1lk5Ok-005Zw1-Kt for linux-arm-kernel@desiato.infradead.org; Fri, 21 May 2021 13:41:06 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=References:In-Reply-To:Message-Id: Date:Subject:Cc:To:From:Sender:Reply-To:MIME-Version:Content-Type: Content-Transfer-Encoding:Content-ID:Content-Description; bh=gdVy1JGSBoZuqI274R7n9JIUIxcN1AY4e4E1RFGG9Dg=; b=Hj9v9awZteWHa1Ys/0HIR6ZkVe DwhUwqM2A6c/BkDuQv5K3D7roELEUf3V4RkwwKJiMU//S5d2WE1YoD8o8/vijBoIkZ/K0gc7p0zwH eiTGnXyjT5QMGe6f12CK9xBuT2w1yi/SqPqclYR5b1BX5rexCxpyOFvfc7194VN5AJGLViPO5iAAB z7BUguMoGhq3rz50v7oI4N79SdAzb6oIXxrKJLnrLKBAQNBc2dUeRhteOJmzHGhbRzvwebHnAh+x+ bvQLUn7xk95D0uDw3t95izL6drO5QZueO9q6nIvAyO6FIbowVnJm0yyjVihtlN/FxrD2HkmGrnima TN7EMSLA==; Received: from mail-wr1-x433.google.com ([2a00:1450:4864:20::433]) by bombadil.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lk5Oi-00H9nZ-5m for linux-arm-kernel@lists.infradead.org; Fri, 21 May 2021 13:41:05 +0000 Received: by mail-wr1-x433.google.com with SMTP id z17so21110398wrq.7 for ; Fri, 21 May 2021 06:41:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=gdVy1JGSBoZuqI274R7n9JIUIxcN1AY4e4E1RFGG9Dg=; b=XT+WuJkP7kfD3oFoklO/xy+Oqoj/F309Q26ExLm+Q7Zls8oFptQ8oRbWO1h+PlpRol 6JoO9iVJhh4ij5bY/Nm7cJAXXGdcG9swCZmPEQRF0Z4JgkzDkAXGldbNq7p4QrIsPfLr NI2+dU5dIe/FD9YUM4BpO6noa1uS3P4onCp80vuEHKC/f0rf9NYG6weEf8ieh09zG5kT 1LtO4Ikk1vw4IzLb5MKIZIfTRyVJV9322p9kbGDuFpwWlkygyDDVPZI1XYH3BCX0bxwR 5nV2lMeKlOSi7jy69cDlsuC0jAeOwanGAPTtzghoFCGTuzJBG+UkE8U5BpFjaAAE84PJ Vd4Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=gdVy1JGSBoZuqI274R7n9JIUIxcN1AY4e4E1RFGG9Dg=; b=Hk6ZtugQ6YqRhni9/FAKcY55rL40GVE4iPzSpKuJ1liqBHAEcjk7DdCPGXw8H8AB4S D1dkSmPI1RXOfVE27UsoSE7Piol3xCVtORNE5MwOVj4b12pQvFVzd0Jqo4WBpoHhVW4b /pTc/1PQIEXhmxRiKuASb78ufFrjZ+MaMywfkO/52OVrLxEEatO175Ss9f6U3DFcn0TQ iEnmnY0aBfZQKwVtdY0fb34x7y5hPSbo33giZjk1HVIOj7JQSupP9oF/kSBoEencgZAz xi9+L2X0yjAClamKPGW+Q2CvpzHNRVeODWo7ySz87JEz82JixWtMiFzBHB7RPdjV05L8 aS6A== X-Gm-Message-State: AOAM532lUP3LXnJLjwuoR3uey/KvrIHb/pxRC9oxXgt7vbdpCvHXsEaP 8c3l9cDAmtHweVxqLPOo4KtoFflxcBqtNbmd X-Google-Smtp-Source: ABdhPJw1iRaF7MviWJC5X3zG1neDuyXbBVqQEfM2Fan3gf0S2Tjw7tf9BdEw77gR9IMIPh8EXEjzmw== X-Received: by 2002:adf:ff88:: with SMTP id j8mr9367632wrr.427.1621604462401; Fri, 21 May 2021 06:41:02 -0700 (PDT) Received: from lmecxl0524.home (2a01cb058b850800205e07f10870202e.ipv6.abo.wanadoo.fr. [2a01:cb05:8b85:800:205e:7f1:870:202e]) by smtp.gmail.com with ESMTPSA id v3sm2161372wrr.19.2021.05.21.06.41.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 21 May 2021 06:41:02 -0700 (PDT) From: Etienne Carriere To: linux-kernel@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, Sudeep Holla , Cristian Marussi , Vincent Guittot , Etienne Carriere , Rob Herring , devicetree@vger.kernel.org Subject: [PATCH v2 3/4] dt-bindings: arm: OP-TEE as transport channel for SCMI messages Date: Fri, 21 May 2021 15:40:53 +0200 Message-Id: <20210521134055.24271-3-etienne.carriere@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210521134055.24271-1-etienne.carriere@linaro.org> References: <20210521134055.24271-1-etienne.carriere@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210521_064104_232457_A994B970 X-CRM114-Status: GOOD ( 12.23 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Introduce compatible "linaro,scmi-optee" for SCMI transport channel based on an OP-TEE service invocation. Cc: Rob Herring Cc: devicetree@vger.kernel.org Signed-off-by: Etienne Carriere --- Changes since v1: - Removed modification regarding mboxes property description. --- Documentation/devicetree/bindings/arm/arm,scmi.txt | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/arm/arm,scmi.txt b/Documentation/devicetree/bindings/arm/arm,scmi.txt index 856d041b397e..ccab2ef6f6ec 100644 --- a/Documentation/devicetree/bindings/arm/arm,scmi.txt +++ b/Documentation/devicetree/bindings/arm/arm,scmi.txt @@ -14,7 +14,8 @@ Required properties: The scmi node with the following properties shall be under the /firmware/ node. -- compatible : shall be "arm,scmi" or "arm,scmi-smc" for smc/hvc transports +- compatible : shall be "arm,scmi" or "arm,scmi-smc" for smc/hvc transports, + or "linaro,scmi-optee" for OP-TEE transport. - mboxes: List of phandle and mailbox channel specifiers. When used, it should contain exactly one or two mailboxes, one for transmitting messages ("tx") and another optional for receiving the notifications("rx") if