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[2620:137:e000::1:20]) by mx.google.com with ESMTP id lv21-20020a170906bc9500b00947797f2840si6885060ejb.320.2023.04.03.05.03.31; Mon, 03 Apr 2023 05:03:56 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231783AbjDCLkr (ORCPT + 99 others); Mon, 3 Apr 2023 07:40:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44788 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231444AbjDCLkm (ORCPT ); Mon, 3 Apr 2023 07:40:42 -0400 Received: from mx1.emlix.com (mx1.emlix.com [136.243.223.33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 933545FE0; Mon, 3 Apr 2023 04:40:40 -0700 (PDT) Received: from mailer.emlix.com (unknown [81.20.119.6]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.emlix.com (Postfix) with ESMTPS id BFC645F71F; Mon, 3 Apr 2023 13:40:38 +0200 (CEST) From: Edmund Berenson Cc: Edmund Berenson , Lukasz Zemla , Linus Walleij , Bartosz Golaszewski , Rob Herring , Krzysztof Kozlowski , linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 1/2] dt-bindings: gpio: max7317: add spi gpio extender documentation Date: Mon, 3 Apr 2023 13:40:31 +0200 Message-Id: <20230403114033.8336-1-edmund.berenson@emlix.com> X-Mailer: git-send-email 2.39.2 MIME-Version: 1.0 X-Spam-Status: No, score=0.0 required=5.0 tests=SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net To: unlisted-recipients:; (no To-header on input) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1762156542536042493?= X-GMAIL-MSGID: =?utf-8?q?1762156542536042493?= Add driver documentation for the maxim max7317 spi gpio expander. Co-developed-by: Lukasz Zemla Signed-off-by: Lukasz Zemla Signed-off-by: Edmund Berenson --- .../bindings/gpio/gpio-max7317.yaml | 50 +++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/gpio-max7317.yaml diff --git a/Documentation/devicetree/bindings/gpio/gpio-max7317.yaml b/Documentation/devicetree/bindings/gpio/gpio-max7317.yaml new file mode 100644 index 000000000000..ad5a796c704e --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/gpio-max7317.yaml @@ -0,0 +1,50 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/gpio-max7317.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Maxim MAX7317 SPI-Interfaced I/O Expander + +maintainers: + - Edmund Berenson + +description: + Bindings for 10-Port Maxim MAX7317 SPI GPIO expanders. + +properties: + compatible: + const: maxim,max7317 + + reg: + maxItems: 1 + + gpio-controller: true + + '#gpio-cells': + const: 2 + +required: + - compatible + - reg + - gpio-controller + - "#gpio-cells" + +unevaluatedProperties: false + +allOf: + - $ref: /schemas/spi/spi-peripheral-props.yaml# + +examples: + - | + spi { + #address-cells = <1>; + #size-cells = <0>; + + gpio@0 { + compatible = "maxim,max7317"; + reg = <0>; + gpio-controller; + #gpio-cells = <2>; + }; + };