Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751790AbdGZRNu (ORCPT ); Wed, 26 Jul 2017 13:13:50 -0400 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:40795 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751150AbdGZRNp (ORCPT ); Wed, 26 Jul 2017 13:13:45 -0400 From: Eddie James To: linux-kernel@vger.kernel.org Cc: linux-i2c@vger.kernel.org, devicetree@vger.kernel.org, wsa@the-dreams.de, robh+dt@kernel.org, jk@ozlabs.org, joel@jms.id.au, andrew@aj.id.au, cbostic@linux.vnet.ibm.com, eajames@linux.vnet.ibm.com, "Edward A. James" Subject: [PATCH v5 6/6] dt-bindings: i2c: Add FSI-attached I2C master dt binding documentation Date: Wed, 26 Jul 2017 12:13:18 -0500 X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1501089198-10356-1-git-send-email-eajames@linux.vnet.ibm.com> References: <1501089198-10356-1-git-send-email-eajames@linux.vnet.ibm.com> X-TM-AS-GCONF: 00 x-cbid: 17072617-0028-0000-0000-00000817B1B6 X-IBM-SpamModules-Scores: X-IBM-SpamModules-Versions: BY=3.00007430; HX=3.00000241; KW=3.00000007; PH=3.00000004; SC=3.00000214; SDB=6.00893242; UDB=6.00446544; IPR=6.00673406; BA=6.00005492; NDR=6.00000001; ZLA=6.00000005; ZF=6.00000009; ZB=6.00000000; ZP=6.00000000; ZH=6.00000000; ZU=6.00000002; MB=3.00016390; XFM=3.00000015; UTC=2017-07-26 17:13:43 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17072617-0029-0000-0000-000036DBBE37 Message-Id: <1501089198-10356-7-git-send-email-eajames@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2017-07-26_07:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=1 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1706020000 definitions=main-1707260249 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1669 Lines: 59 From: "Edward A. James" Document the bindings. Signed-off-by: Edward A. James Acked-by: Rob Herring --- Documentation/devicetree/bindings/i2c/i2c-fsi.txt | 40 +++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 Documentation/devicetree/bindings/i2c/i2c-fsi.txt diff --git a/Documentation/devicetree/bindings/i2c/i2c-fsi.txt b/Documentation/devicetree/bindings/i2c/i2c-fsi.txt new file mode 100644 index 0000000..b1be2ce --- /dev/null +++ b/Documentation/devicetree/bindings/i2c/i2c-fsi.txt @@ -0,0 +1,40 @@ +Device-tree bindings for FSI-attached I2C master and busses +----------------------------------------------------------- + +Required properties: + - compatible = "ibm,i2c-fsi"; + - reg = < address size >; : The FSI CFAM address and address + space size. + - #address-cells = <1>; : Number of address cells in child + nodes. + - #size-cells = <0>; : Number of size cells in child nodes. + - child nodes : Nodes to describe busses off the I2C + master. + +Child node required properties: + - reg = < port number > : The port number on the I2C master. + +Child node optional properties: + - child nodes : Nodes to describe devices on the I2C + bus. + +Examples: + + i2c@1800 { + compatible = "ibm,i2c-fsi"; + reg = < 0x1800 0x400 >; + #address-cells = <1>; + #size-cells = <0>; + + i2c-bus@0 { + reg = <0>; + }; + + i2c-bus@1 { + reg = <1>; + + eeprom@50 { + compatible = "vendor,dev-name"; + }; + }; + }; -- 1.8.3.1