From patchwork Mon Feb 10 16:28:37 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Amir Mizinski X-Patchwork-Id: 1235916 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=gmail.com Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 48GXTY2VtJz9sRR for ; Tue, 11 Feb 2020 04:10:09 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728117AbgBJRKF (ORCPT ); Mon, 10 Feb 2020 12:10:05 -0500 Received: from 212.199.177.27.static.012.net.il ([212.199.177.27]:36755 "EHLO herzl.nuvoton.co.il" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727536AbgBJRKE (ORCPT ); Mon, 10 Feb 2020 12:10:04 -0500 X-Greylist: delayed 2425 seconds by postgrey-1.27 at vger.kernel.org; Mon, 10 Feb 2020 12:09:57 EST Received: from taln60.nuvoton.co.il (ntil-fw [212.199.177.25]) by herzl.nuvoton.co.il (8.13.8/8.13.8) with ESMTP id 01AGT8JK011300; Mon, 10 Feb 2020 18:29:08 +0200 Received: by taln60.nuvoton.co.il (Postfix, from userid 10140) id 820EB6032E; Mon, 10 Feb 2020 18:29:08 +0200 (IST) From: amirmizi6@gmail.com To: Eyal.Cohen@nuvoton.com, jarkko.sakkinen@linux.intel.com, oshrialkoby85@gmail.com, alexander.steffen@infineon.com, robh+dt@kernel.org, mark.rutland@arm.com, peterhuewe@gmx.de, jgg@ziepe.ca, arnd@arndb.de, gregkh@linuxfoundation.org Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-integrity@vger.kernel.org, oshri.alkoby@nuvoton.com, tmaimon77@gmail.com, gcwilson@us.ibm.com, kgoldman@us.ibm.com, Dan.Morav@nuvoton.com, oren.tanami@nuvoton.com, shmulik.hager@nuvoton.com, amir.mizinski@nuvoton.com, Amir Mizinski Subject: [PATCH v3 6/7] dt-bindings: tpm: Add YAML schema for TPM TIS I2C options Date: Mon, 10 Feb 2020 18:28:37 +0200 Message-Id: <20200210162838.173903-7-amirmizi6@gmail.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20200210162838.173903-1-amirmizi6@gmail.com> References: <20200210162838.173903-1-amirmizi6@gmail.com> MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Amir Mizinski Added a YAML schema to support tpm tis i2c realted dt-bindings for the I2c PTP based physical layer. This patch adds the documentation for corresponding device tree bindings of I2C based Physical TPM. Refer to the 'I2C Interface Definition' section in 'TCG PC Client PlatformTPMProfile(PTP) Specification' publication for specification. Signed-off-by: Amir Mizinski --- .../bindings/security/tpm/tpm-tis-i2c.yaml | 43 ++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 Documentation/devicetree/bindings/security/tpm/tpm-tis-i2c.yaml diff --git a/Documentation/devicetree/bindings/security/tpm/tpm-tis-i2c.yaml b/Documentation/devicetree/bindings/security/tpm/tpm-tis-i2c.yaml new file mode 100644 index 0000000..ca16b59 --- /dev/null +++ b/Documentation/devicetree/bindings/security/tpm/tpm-tis-i2c.yaml @@ -0,0 +1,43 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/security/tpm/tpm-tis-i2c.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: I2C PTP based TPM Device Tree Bindings + +maintainers: + - Amir Mizinski + +description: + Device Tree Bindings for I2C based Trusted Platform Module(TPM). + +properties: + compatible: + contains: + const: tcg,tpm-tis-i2c + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + crc-checksum: + $ref: /schemas/types.yaml#/definitions/flag + description: + CRC checksum enable. + +required: + - compatible + - reg + - interrupts + +examples: + - | + tpm-tis-i2c: tpm-tis-i2c@2e { + compatible = "tcg,tpm-tis-i2c"; + reg = <0x2e>; + interrupts = <&gpio 24 GPIO_ACTIVE_HIGH>; + crc-checksum; + };