From patchwork Wed Jun 1 12:41:25 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jens Wiklander X-Patchwork-Id: 9147331 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id E4F4860777 for ; Wed, 1 Jun 2016 12:43:38 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D59CA2693F for ; Wed, 1 Jun 2016 12:43:38 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id CA298269DA; Wed, 1 Jun 2016 12:43:38 +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=-4.1 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_MED, T_DKIM_INVALID autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 5F10E2693F for ; Wed, 1 Jun 2016 12:43:38 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1b85TP-0004qB-7V; Wed, 01 Jun 2016 12:42:11 +0000 Received: from mail-wm0-x22b.google.com ([2a00:1450:400c:c09::22b]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1b85TI-0004nL-Bu for linux-arm-kernel@lists.infradead.org; Wed, 01 Jun 2016 12:42:05 +0000 Received: by mail-wm0-x22b.google.com with SMTP id a136so180225478wme.0 for ; Wed, 01 Jun 2016 05:41:43 -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=zspOhJTQqXjcUOKLkt5Jq3Lqqsqkvy1vQqnBaZBo83M=; b=CnvFcLrgcERrdBNodjYXgTCbn8W5DxjHUzMpvW4LOss6tOpdOkGNtedpDg9kN7jbeH 3ZGpraNcuyBVmoay3QQvpvHDGjDHHweF4Nd7RZxv/LP5vOOHu19vGDZ4RVaXpn4Ex06F ICPBloliYGo16o8rpm4AvFi3XIUvYWXnAnRug= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=zspOhJTQqXjcUOKLkt5Jq3Lqqsqkvy1vQqnBaZBo83M=; b=PSFn3CiNYPgNFp7sO+k6JUNyXPvG0yG4DcT+Ommt8APydTojcTVtg7cABzj9qAiYcI F8ScyYw8q5lA4etQh18Z35v6Bv3ueATm8hUMrWGc9c/x3/NF3S80TjgVsJO72UtYxoXH Kd2uSoNRUK46ihtXAtFViV3MkL/k6oQo+OiK4+AKCMl1oeLhnJMzWrsz55v1nYDNOryS 0eJ/gmHUlNqlMp22J34OKx44s4WGl9f5IRIZhwfdcxHlx38+tpIbVVKB6C/NXINqR6MM tR9KbgF3tJ2jXLQLM4uCxeqNnCNwHpCM7KEd/+vMkgJFD5RFgwfKPsOkR/h3Qj9Cs8jC qgAQ== X-Gm-Message-State: ALyK8tKo1kcuICUlzwCNCnS5+SMan/5H6g64IGOkGLG13haowAR4m+F18byEIMDVK7THwDlW X-Received: by 10.194.86.200 with SMTP id r8mr3328296wjz.158.1464784902728; Wed, 01 Jun 2016 05:41:42 -0700 (PDT) Received: from ermac.urgonet (h-84-45.a175.priv.bahnhof.se. [79.136.84.45]) by smtp.gmail.com with ESMTPSA id u6sm34855676wmd.21.2016.06.01.05.41.38 (version=TLSv1/SSLv3 cipher=OTHER); Wed, 01 Jun 2016 05:41:39 -0700 (PDT) From: Jens Wiklander To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org Subject: [PATCH v10 1/4] dt/bindings: add bindings for optee Date: Wed, 1 Jun 2016 14:41:25 +0200 Message-Id: <1464784888-19854-2-git-send-email-jens.wiklander@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1464784888-19854-1-git-send-email-jens.wiklander@linaro.org> References: <1464784888-19854-1-git-send-email-jens.wiklander@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160601_054204_582041_9F3FF2F0 X-CRM114-Status: GOOD ( 16.13 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: valentin.manea@huawei.com, Mark Rutland , javier@javigon.com, emmanuel.michel@st.com, Arnd Bergmann , Nishanth Menon , Greg Kroah-Hartman , Will Deacon , Michal Simek , jean-michel.delorme@st.com, Jason Gunthorpe , Rob Herring , Al Viro , Jens Wiklander , Andreas Dannenberg MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Introduces linaro prefix and adds bindings for ARM TrustZone based OP-TEE implementation. Acked-by: Rob Herring Signed-off-by: Jens Wiklander --- .../bindings/arm/firmware/linaro,optee-tz.txt | 31 ++++++++++++++++++++++ .../devicetree/bindings/vendor-prefixes.txt | 1 + 2 files changed, 32 insertions(+) create mode 100644 Documentation/devicetree/bindings/arm/firmware/linaro,optee-tz.txt diff --git a/Documentation/devicetree/bindings/arm/firmware/linaro,optee-tz.txt b/Documentation/devicetree/bindings/arm/firmware/linaro,optee-tz.txt new file mode 100644 index 0000000..d38834c --- /dev/null +++ b/Documentation/devicetree/bindings/arm/firmware/linaro,optee-tz.txt @@ -0,0 +1,31 @@ +OP-TEE Device Tree Bindings + +OP-TEE is a piece of software using hardware features to provide a Trusted +Execution Environment. The security can be provided with ARM TrustZone, but +also by virtualization or a separate chip. + +We're using "linaro" as the first part of the compatible property for +the reference implementation maintained by Linaro. + +* OP-TEE based on ARM TrustZone required properties: + +- compatible : should contain "linaro,optee-tz" + +- method : The method of calling the OP-TEE Trusted OS. Permitted + values are: + + "smc" : SMC #0, with the register assignments specified + in drivers/tee/optee/optee_smc.h + + "hvc" : HVC #0, with the register assignments specified + in drivers/tee/optee/optee_smc.h + + + +Example: + firmware { + optee { + compatible = "linaro,optee-tz"; + method = "smc"; + }; + }; diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt index a7440bc..fcc6edc 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.txt +++ b/Documentation/devicetree/bindings/vendor-prefixes.txt @@ -147,6 +147,7 @@ lacie LaCie lantiq Lantiq Semiconductor lenovo Lenovo Group Ltd. lg LG Corporation +linaro Linaro Limited linux Linux-specific binding lsi LSI Corp. (LSI Logic) lltc Linear Technology Corporation