From patchwork Wed Feb 22 11:12:13 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Keguang Zhang X-Patchwork-Id: 13149034 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 31D2AC61DA4 for ; Wed, 22 Feb 2023 11:12:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231801AbjBVLMy (ORCPT ); Wed, 22 Feb 2023 06:12:54 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37440 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231788AbjBVLMv (ORCPT ); Wed, 22 Feb 2023 06:12:51 -0500 Received: from mail-pj1-x102d.google.com (mail-pj1-x102d.google.com [IPv6:2607:f8b0:4864:20::102d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BCB2C392B5; Wed, 22 Feb 2023 03:12:42 -0800 (PST) Received: by mail-pj1-x102d.google.com with SMTP id nt5-20020a17090b248500b00237161e33f4so6024541pjb.4; Wed, 22 Feb 2023 03:12:42 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=AJ9DYSbNtBd9DPjLU4U4sH7nNCDVV4pFgLMTLw3Ypkc=; b=mCP2sIrzT0l72A0togvSIYGMucC8MVq21zmCLnPzmT0A3CydfV9EU+ChGgxhF4AM4g WGJ+XJOcH4685GuPjhgv4ZyKxYicsKzKACf5vwstBKUxVouCkGqE/064BB/LlCkw58+g 4pf8A5QhPnypsJqYbLTSb9NBPzvwF6x+xuDWeQxF5wFXdM3Nb1QeoNAQnDYdXiksQKlF roPfCPG3gid9SyCxxf3hbgeilVz/xCGCFKGqP9f1aWaNOURFTibs9uo5GxOR8VWmFcFv joqqbydp4PPAvLHWsspL1AQejxNOFMF/DkPsAqbzCDO9rqWYaxQQn6AnP11ivEO2o2j1 PnZA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=AJ9DYSbNtBd9DPjLU4U4sH7nNCDVV4pFgLMTLw3Ypkc=; b=DKLlJrAa8ZASyIzYcstoosY/51SqEA6+RaU4Jl5xWO86XGVTBxTDELkStuTJS8YIFB lmhZa5jvUTpS64398AA9HWG5bjDZ6SAR27xRo6Dv/jbsECKCqcgogrsYWgIIXm+mX29K OLb0y/Y9RqvUlZT26C5b2frh+CLd9+aO6SQHuAVri19xkxKyNb1XD0RRDS75Wp5oI8Yw n7UhRX0MOeIGZNhqHSxa/YCaDOlE2TZ821k1+hzWG6oINPlSyEngWjefc30Ov/TRl/O7 Jw+bF4NG6OphFcI0E+j7kdMR5ckD2htN5IDWGGCI2AZsPfau9yo5sMnEVnGCIwdlmsBG leHQ== X-Gm-Message-State: AO0yUKUHu6VHpf9dobniuepzhOCQU+qEVORvq477oFgnjD2iptve4WV0 atGMpUwMh1Ne41J+bSchBb/XNWgw+7SR4A== X-Google-Smtp-Source: AK7set8VK32EeAr175TT+eNn4od7p3eCIq1FJnE1yFuE/RAwOLqsg2DwJ4Cy5TGJTXMCYXVA7HhVlw== X-Received: by 2002:a17:90a:1d5:b0:233:ab9b:f86a with SMTP id 21-20020a17090a01d500b00233ab9bf86amr7497976pjd.8.1677064361780; Wed, 22 Feb 2023 03:12:41 -0800 (PST) Received: from kelvin-ThinkPad-L14-Gen-1.. (94.130.220.35.bc.googleusercontent.com. [35.220.130.94]) by smtp.gmail.com with ESMTPSA id x7-20020a17090a294700b00234899c65e7sm4763228pjf.28.2023.02.22.03.12.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 22 Feb 2023 03:12:41 -0800 (PST) From: Keguang Zhang To: linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Linus Walleij , Bartosz Golaszewski , Rob Herring , Krzysztof Kozlowski , Keguang Zhang Subject: [PATCH 4/4] dt-bindings: gpio: Add Loongson-1 GPIO Date: Wed, 22 Feb 2023 19:12:13 +0800 Message-Id: <20230222111213.2241633-5-keguang.zhang@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230222111213.2241633-1-keguang.zhang@gmail.com> References: <20230222111213.2241633-1-keguang.zhang@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-mips@vger.kernel.org Add devicetree binding document for Loongson-1 GPIO. Signed-off-by: Keguang Zhang --- .../bindings/gpio/loongson,ls1x-gpio.yaml | 60 +++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/loongson,ls1x-gpio.yaml diff --git a/Documentation/devicetree/bindings/gpio/loongson,ls1x-gpio.yaml b/Documentation/devicetree/bindings/gpio/loongson,ls1x-gpio.yaml new file mode 100644 index 000000000000..e4ab49d48fae --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/loongson,ls1x-gpio.yaml @@ -0,0 +1,60 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/loongson,ls1x-gpio.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Loongson-1 GPIO controller + +maintainers: + - Keguang Zhang + +properties: + compatible: + const: loongson,ls1x-gpio + + reg: + maxItems: 1 + + gpio-controller: true + + "#gpio-cells": + const: 2 + + ngpios: + minimum: 1 + maximum: 32 + +required: + - compatible + - reg + - gpio-controller + - '#gpio-cells' + - ngpios + +additionalProperties: false + +examples: + - | + gpio0: gpio@1fd010c0 { + compatible = "loongson,ls1x-gpio"; + reg = <0x1fd010c0 0x4>; + + gpio-controller; + #gpio-cells = <2>; + + ngpios = <32>; + }; + + - | + gpio1: gpio@1fd010c4 { + compatible = "loongson,ls1x-gpio"; + reg = <0x1fd010c4 0x4>; + + gpio-controller; + #gpio-cells = <2>; + + ngpios = <32>; + }; + +...