From patchwork Fri Dec 17 11:23:42 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Felix Fietkau X-Patchwork-Id: 12696642 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C38DEC433EF for ; Fri, 17 Dec 2021 11:34:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; 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bh=1faGECyfR52bXmakz5lSoUtDh6LEKGKd5jXgQcHemKA=; b=aOy7h7DIdtT9x5nKylET+qlYDF V7Yd55DrIdIkrzwH0rnYTKoNKZf5d5FsWRLj2kJNZk/OSof0/yM/Ap2rSHWlQdJ5AwGdTie7YRMwc DpBDh1pao//lZsCu9YhRxhuLS6N0YUu/HhUjP+meIKy1cyRUTDrLWCsfytkxfrz6gnzs=; Received: from p54ae911a.dip0.t-ipconnect.de ([84.174.145.26] helo=localhost.localdomain) by ds12 with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1myBLK-000742-Th; Fri, 17 Dec 2021 12:24:07 +0100 From: Felix Fietkau To: Linus Walleij , Bartosz Golaszewski , Rob Herring , John Crispin Cc: linux-arm-kernel@lists.infradead.org, Rob Herring , linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7 12/14] dt-bindings: arm: airoha: Add binding for Airoha GPIO controller Date: Fri, 17 Dec 2021 12:23:42 +0100 Message-Id: <20211217112345.14029-13-nbd@nbd.name> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211217112345.14029-1-nbd@nbd.name> References: <20211217112345.14029-1-nbd@nbd.name> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211217_032509_521954_1E44721F X-CRM114-Status: GOOD ( 13.21 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: John Crispin Airoha's GPIO controller on their ARM EN7523 SoCs consists of two banks of 32 GPIOs Reviewed-by: Linus Walleij Reviewed-by: Rob Herring Signed-off-by: John Crispin Signed-off-by: Felix Fietkau --- .../bindings/gpio/airoha,en7523-gpio.yaml | 67 +++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/airoha,en7523-gpio.yaml diff --git a/Documentation/devicetree/bindings/gpio/airoha,en7523-gpio.yaml b/Documentation/devicetree/bindings/gpio/airoha,en7523-gpio.yaml new file mode 100644 index 000000000000..66c00ec85731 --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/airoha,en7523-gpio.yaml @@ -0,0 +1,67 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/airoha,en7523-gpio.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Airoha EN7523 GPIO controller + +maintainers: + - John Crispin + +description: | + Airoha's GPIO controller on their ARM EN7523 SoCs consists of two banks of 32 + GPIOs. + +properties: + $nodename: + pattern: "^gpio@[0-9a-f]+$" + + compatible: + items: + - const: airoha,en7523-gpio + + reg: + description: | + The first tuple points to the input register. + The second and third tuple point to the direction registers + The fourth tuple points to the output register + maxItems: 4 + + "#gpio-cells": + const: 2 + + gpio-controller: true + +required: + - compatible + - reg + - "#gpio-cells" + - gpio-controller + +additionalProperties: false + +examples: + - | + gpio0: gpio@1fbf0200 { + compatible = "airoha,en7523-gpio"; + reg = <0x1fbf0204 0x4>, + <0x1fbf0200 0x4>, + <0x1fbf0220 0x4>, + <0x1fbf0214 0x4>; + gpio-controller; + #gpio-cells = <2>; + }; + + gpio1: gpio@1fbf0270 { + compatible = "airoha,en7523-gpio"; + reg = <0x1fbf0270 0x4>, + <0x1fbf0260 0x4>, + <0x1fbf0264 0x4>, + <0x1fbf0278 0x4>; + gpio-controller; + #gpio-cells = <2>; + }; + + +...