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Violators will be prosecuted; Tue, 30 Aug 2016 14:44:54 +1000 X-IBM-Helo: d23dlp02.au.ibm.com X-IBM-MailFrom: nayna@linux.vnet.ibm.com X-IBM-RcptTo: tpmdd-devel@lists.sourceforge.net Received: from d23relay10.au.ibm.com (d23relay10.au.ibm.com [9.190.26.77]) by d23dlp02.au.ibm.com (Postfix) with ESMTP id C847A2BB005A for ; Tue, 30 Aug 2016 14:44:53 +1000 (EST) Received: from d23av02.au.ibm.com (d23av02.au.ibm.com [9.190.235.138]) by d23relay10.au.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id u7U4irAP3670344 for ; Tue, 30 Aug 2016 14:44:53 +1000 Received: from d23av02.au.ibm.com (localhost [127.0.0.1]) by d23av02.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id u7U4irLB020011 for ; Tue, 30 Aug 2016 14:44:53 +1000 Received: from c365f16u1b3.pok.stglabs.ibm.com (c365f16u1b3.pok.stglabs.ibm.com [9.47.77.42]) by d23av02.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id u7U4inJW019913; Tue, 30 Aug 2016 14:44:49 +1000 From: Nayna Jain To: tpmdd-devel@lists.sourceforge.net, devicetree@vger.kernel.org Date: Tue, 30 Aug 2016 00:44:37 -0400 X-Mailer: git-send-email 2.5.0 X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 16083004-0008-0000-0000-000000B7919C X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 16083004-0009-0000-0000-000007F51912 Message-Id: <1472532277-21933-1-git-send-email-nayna@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2016-08-30_02:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=0 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1604210000 definitions=main-1608300044 X-Headers-End: 1beav3-0008OG-Ig Cc: mark.rutland@arm.com, pawel.moll@arm.com, ijc+devicetree@hellion.org.uk, wsa@the-dreams.de, robh+dt@kernel.org, gcwilson@us.ibm.com, linux-i2c@vger.kernel.org, galak@codeaurora.org Subject: [tpmdd-devel] [PATCH] Documentation: tpm: Adds the TPM device tree node documentation X-BeenThere: tpmdd-devel@lists.sourceforge.net X-Mailman-Version: 2.1.9 Precedence: list List-Id: Tpm Device Driver maintainance List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: tpmdd-devel-bounces@lists.sourceforge.net X-Virus-Scanned: ClamAV using ClamSMTP This is documenting device tree binding for I2C based TPM, similar concept which being used for virtual TPM on POWER7 and POWER8 systems running PowerVM. Signed-off-by: Nayna Jain --- Documentation/devicetree/bindings/i2c/i2c-tpm.txt | 29 +++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 Documentation/devicetree/bindings/i2c/i2c-tpm.txt diff --git a/Documentation/devicetree/bindings/i2c/i2c-tpm.txt b/Documentation/devicetree/bindings/i2c/i2c-tpm.txt new file mode 100644 index 0000000..8fdee14 --- /dev/null +++ b/Documentation/devicetree/bindings/i2c/i2c-tpm.txt @@ -0,0 +1,29 @@ +Device Tree Bindings for I2C based Trusted Platform Module(TPM) +--------------------------------------------------------------- + +This node describes a TPM device connected to Processor on i2c bus. + +Required properties: + +- compatible : 'manufacturer,model' +- label : represents device type +- linux,sml-base : base address of the Event Log. It is a physical address. + sml stands for shared memory log. +- linux,sml-size : size of the memory allocated for the Event Log. + +Optional properties: + +- status: indicates whether the device is enabled or disabled. "okay" for + enabled and "disabled" for disabled. + +Example +------- + +tpm@57 { + reg = <0x57>; + label = "tpm"; + compatible = "nuvoton,npct650", "nuvoton,npct601"; + linux,sml-base = <0x7f 0xfd450000>; + linux,sml-size = <0x10000>; + status = "okay"; +};