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Tue, 15 Jun 2021 01:06:39 -0700 Envelope-to: git@xilinx.com, linus.walleij@linaro.org, bgolaszewski@baylibre.com, robh+dt@kernel.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Received: from [10.140.6.35] (port=43350 helo=xhdsaipava40.xilinx.com) by smtp.xilinx.com with esmtp (Exim 4.90) (envelope-from ) id 1lt45m-0002dn-Nm; Tue, 15 Jun 2021 01:06:39 -0700 From: Piyush Mehta To: , , , , , CC: , , , , Piyush Mehta Subject: [PATCH 1/2] dt-bindings: gpio: Add binding documentation for modepin Date: Tue, 15 Jun 2021 13:35:52 +0530 Message-ID: <20210615080553.2021061-2-piyush.mehta@xilinx.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210615080553.2021061-1-piyush.mehta@xilinx.com> References: <20210615080553.2021061-1-piyush.mehta@xilinx.com> MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: a80e9cc6-03a2-4bef-48f4-08d92fd4973d X-MS-TrafficTypeDiagnostic: MN2PR02MB6061: X-Microsoft-Antispam-PRVS: X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply X-MS-Oob-TLC-OOBClassifiers: OLM:3826; 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X-OriginatorOrg: xilinx.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 15 Jun 2021 08:07:16.5024 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: a80e9cc6-03a2-4bef-48f4-08d92fd4973d X-MS-Exchange-CrossTenant-Id: 657af505-d5df-48d0-8300-c31994686c5c X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=657af505-d5df-48d0-8300-c31994686c5c;Ip=[149.199.62.198];Helo=[xsj-pvapexch02.xlnx.xilinx.com] X-MS-Exchange-CrossTenant-AuthSource: BN1NAM02FT037.eop-nam02.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR02MB6061 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add DT binding document for modepin GPIO controller. Signed-off-by: Piyush Mehta State: pending --- .../bindings/gpio/xlnx,zynqmp-gpio-modepin.yaml | 41 ++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/xlnx,zynqmp-gpio-modepin.yaml diff --git a/Documentation/devicetree/bindings/gpio/xlnx,zynqmp-gpio-modepin.yaml b/Documentation/devicetree/bindings/gpio/xlnx,zynqmp-gpio-modepin.yaml new file mode 100644 index 0000000..39d78f8 --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/xlnx,zynqmp-gpio-modepin.yaml @@ -0,0 +1,41 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/gpio/xlnx,zynqmp-gpio-modepin.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: ZynqMP Mode Pin GPIO controller + +description: + PS_MODE is 4-bits boot mode pins sampled on POR deassertion. Mode Pin + GPIO controller with configurable from numbers of pins (from 0 to 3 per + PS_MODE). Every pin can be configured as input/output. + +maintainers: + - Piyush Mehta + +properties: + compatible: + const: xlnx,zynqmp-gpio-modepin + + gpio-controller: true + + "#gpio-cells": + const: 2 + +required: + - compatible + - gpio-controller + - "#gpio-cells" + +additionalProperties: false + +examples: + - | + modepin_gpio: gpio { + compatible = "xlnx,zynqmp-gpio-modepin"; + gpio-controller; + #gpio-cells = <2>; + }; + +...