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Wed, 22 May 2024 19:25:28 +0000 (GMT) From: Eddie James To: linux-fsi@lists.ozlabs.org Subject: [PATCH v6 11/20] dt-bindings: i2c: i2c-fsi: Convert to json-schema Date: Wed, 22 May 2024 14:25:15 -0500 Message-Id: <20240522192524.3286237-12-eajames@linux.ibm.com> X-Mailer: git-send-email 2.39.3 In-Reply-To: <20240522192524.3286237-1-eajames@linux.ibm.com> References: <20240522192524.3286237-1-eajames@linux.ibm.com> X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: ySb9oB95HcX1mE1LAXGrVBBSqaEXkItE X-Proofpoint-GUID: ySb9oB95HcX1mE1LAXGrVBBSqaEXkItE X-Proofpoint-UnRewURL: 0 URL was un-rewritten MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.650,FMLib:17.12.28.16 definitions=2024-05-22_10,2024-05-22_01,2024-05-17_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 lowpriorityscore=0 malwarescore=0 suspectscore=0 bulkscore=0 phishscore=0 adultscore=0 spamscore=0 clxscore=1015 mlxlogscore=999 mlxscore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2405010000 definitions=main-2405220134 X-BeenThere: linux-fsi@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, conor+dt@kernel.org, andi.shyti@kernel.org, linux-aspeed@lists.ozlabs.org, robh@kernel.org, linux-kernel@vger.kernel.org, linux-spi@vger.kernel.org, ninad@linux.ibm.com, broonie@kernel.org, linux-i2c@vger.kernel.org, lakshmiy@us.ibm.com, krzk+dt@kernel.org, andrew@codeconstruct.com.au Errors-To: linux-fsi-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "linux-fsi" Convert to json-schema for the FSI-attached I2C controller. Signed-off-by: Eddie James Reviewed-by: Krzysztof Kozlowski Reviewed-by: Ninad Palsule --- Changes since v5: - Use more specific regex for node names .../devicetree/bindings/i2c/i2c-fsi.txt | 40 ---------- .../devicetree/bindings/i2c/ibm,i2c-fsi.yaml | 76 +++++++++++++++++++ MAINTAINERS | 2 +- 3 files changed, 77 insertions(+), 41 deletions(-) delete mode 100644 Documentation/devicetree/bindings/i2c/i2c-fsi.txt create mode 100644 Documentation/devicetree/bindings/i2c/ibm,i2c-fsi.yaml diff --git a/Documentation/devicetree/bindings/i2c/i2c-fsi.txt b/Documentation/devicetree/bindings/i2c/i2c-fsi.txt deleted file mode 100644 index b1be2ceb7e696..0000000000000 --- a/Documentation/devicetree/bindings/i2c/i2c-fsi.txt +++ /dev/null @@ -1,40 +0,0 @@ -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"; - }; - }; - }; diff --git a/Documentation/devicetree/bindings/i2c/ibm,i2c-fsi.yaml b/Documentation/devicetree/bindings/i2c/ibm,i2c-fsi.yaml new file mode 100644 index 0000000000000..40ea82942e4d4 --- /dev/null +++ b/Documentation/devicetree/bindings/i2c/ibm,i2c-fsi.yaml @@ -0,0 +1,76 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/i2c/ibm,i2c-fsi.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: IBM FSI-attached I2C controller + +maintainers: + - Eddie James + +description: + This I2C controller is an FSI CFAM engine, providing access to a number of + I2C busses. Therefore this node will always be a child of an FSI CFAM node. + +properties: + compatible: + enum: + - ibm,i2c-fsi + + reg: + items: + - description: FSI slave address + + "#address-cells": + const: 1 + + "#size-cells": + const: 0 + +patternProperties: + "^i2c-bus@[0-9a-f]+$": + type: object + properties: + reg: + maxItems: 1 + + required: + - reg + + allOf: + - $ref: /schemas/i2c/i2c-controller.yaml# + + unevaluatedProperties: false + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + i2c@1800 { + compatible = "ibm,i2c-fsi"; + reg = <0x1800 0x400>; + #address-cells = <1>; + #size-cells = <0>; + + i2c-bus@0 { + reg = <0>; + #address-cells = <1>; + #size-cells = <0>; + }; + + i2c-bus@1 { + reg = <1>; + #address-cells = <1>; + #size-cells = <0>; + + eeprom@50 { + compatible = "atmel,24c64"; + reg = <0x50>; + }; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index f0fe6b2032a21..7884dbe2374c7 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -8977,7 +8977,7 @@ M: Eddie James L: linux-i2c@vger.kernel.org L: openbmc@lists.ozlabs.org (moderated for non-subscribers) S: Maintained -F: Documentation/devicetree/bindings/i2c/i2c-fsi.txt +F: Documentation/devicetree/bindings/i2c/ibm,i2c-fsi.yaml F: drivers/i2c/busses/i2c-fsi.c FSI-ATTACHED SPI DRIVER