From patchwork Mon Jan 17 11:07:46 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Conor Dooley X-Patchwork-Id: 12715181 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 4823AC4332F for ; Mon, 17 Jan 2022 11:06:37 +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; bh=H9OfZIO6zkKTxXFDEkAHvuMSTrYAMDvKKBCmTsKIFYs=; b=PLLmQdoFx3iKdr HEzPA63djOkK5fFpfiAL/GmaY/f+WxUHuMR4v9XMTWVaHCnvjPjW/fbsvb9e+hyviH/1dUFPzFWi0 E6UWQZbKz+K/QKF6Y+FoRBOrbELpCShG3DVjEhwo+ETqX/ecxpvpFy4hFoXeKlDqdfEXtkjK2kxpx f2xV7wBh1nKSPN3I6blP0SipdygKN44/Cryu+RdjvWylLHt789SOSw0A+aRUzTLhUwoeAbGyxKwsR pBbk0Jql19CMS5qDVsQHRbQu4MCB8Clej9qCrDfl0E6VNUv5/8NwPDMc0xtDpxrqc3JQhBSi+kHNo SrAOgleq7DQITVGnqavQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1n9PqI-00Earj-Lm; Mon, 17 Jan 2022 11:06:30 +0000 Received: from esa.microchip.iphmx.com ([68.232.154.123]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1n9PqD-00Eaof-BX for linux-riscv@lists.infradead.org; Mon, 17 Jan 2022 11:06:26 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1642417585; x=1673953585; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=bIBkUQ3vjh7oytk/bGgn66qU7zWZlgKxXGlgkCOqeic=; b=1w0IntyJpcHPz2l1dFDlRuXbqHgyChLScoYKFiGaACdjbmlHgvQeB/h4 qTac7FeRZldUzbGd5l9XPrF8e7akVLNgtC5rs4ZXPKpCUuMHJp3QawaHr RHz6UYwK3/lNDKOxePCPmwj4ayNB8rf5ADc/bztLll40qJL0/bL0U/h1m Vemj9rcBXUV6hsVRc3XgegKTQH7E+VpghqWCOGLsjfUlZFSa5eRVhzdP/ rOG7IEoEhSaR8C2b79Q5RH8lhXkMYaD5ZlB6O19P+hK2Zc6SvVftpU3F4 QEl6J9k4qi57BP5AiBh1ZSJSV+iRhpMBUXMxoyCzkrOhCwRe0Ieo8Xp61 g==; IronPort-SDR: b7RufQwVDdzvSjjojIq+aH2sxdrk69Xd/vHba924bSatmU/2J2hZBg+PtRLObAwUmwEGVsrS2z RiPjLt3wuMhzoSWz+wTQpMUZfegbFXujJOuagIgQgZjjhs6cPVRepiygiLYYpuvnBKZ7G3Dl6l gMb6K9UPmrCc8ehJFE9knUPT3PDTbk2WFdOhHKzwlpLrRKeZi/qXIycfVUzbRqH9XhmAwidPsf QLpeBw/FigHjM6oPYMidD4/jqDY+Gte4fqpuNj9T1F26VqWIlvLqq0pCforb5OdfCKMSTyzhEa BhYzNtaRhBP82DUhCHjXbVxN X-IronPort-AV: E=Sophos;i="5.88,295,1635231600"; d="scan'208";a="145638439" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa2.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 17 Jan 2022 04:06:24 -0700 Received: from chn-vm-ex02.mchp-main.com (10.10.85.144) by chn-vm-ex03.mchp-main.com (10.10.85.151) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.17; Mon, 17 Jan 2022 04:06:22 -0700 Received: from wendy.microchip.com (10.10.115.15) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server id 15.1.2375.17 via Frontend Transport; Mon, 17 Jan 2022 04:06:17 -0700 From: To: , , , , , , , , , , , , , , , , , , , , , , , CC: , , , , , , , , Subject: [PATCH v4 05/14] dt-bindings: gpio: add bindings for microchip mpfs gpio Date: Mon, 17 Jan 2022 11:07:46 +0000 Message-ID: <20220117110755.3433142-6-conor.dooley@microchip.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220117110755.3433142-1-conor.dooley@microchip.com> References: <20220117110755.3433142-1-conor.dooley@microchip.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220117_030625_495820_50CB3030 X-CRM114-Status: UNSURE ( 9.85 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@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-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org From: Conor Dooley Add device tree bindings for the gpio controller on the Microchip PolarFire SoC. Signed-off-by: Conor Dooley Reviewed-by: Rob Herring --- .../bindings/gpio/microchip,mpfs-gpio.yaml | 80 +++++++++++++++++++ 1 file changed, 80 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/microchip,mpfs-gpio.yaml diff --git a/Documentation/devicetree/bindings/gpio/microchip,mpfs-gpio.yaml b/Documentation/devicetree/bindings/gpio/microchip,mpfs-gpio.yaml new file mode 100644 index 000000000000..47a76f0e32b9 --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/microchip,mpfs-gpio.yaml @@ -0,0 +1,80 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/microchip,mpfs-gpio.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Microchip MPFS GPIO Controller Device Tree Bindings + +maintainers: + - Conor Dooley + +properties: + compatible: + items: + - enum: + - microchip,mpfs-gpio + + reg: + maxItems: 1 + + interrupts: + description: + Interrupt mapping, one per GPIO. Maximum 32 GPIOs. + minItems: 1 + maxItems: 32 + + interrupt-controller: true + + clocks: + maxItems: 1 + + "#gpio-cells": + const: 2 + + "#interrupt-cells": + const: 1 + + ngpios: + description: + The number of GPIOs available. + minimum: 1 + maximum: 32 + default: 32 + + gpio-controller: true + +required: + - compatible + - reg + - interrupts + - "#interrupt-cells" + - interrupt-controller + - "#gpio-cells" + - gpio-controller + - clocks + +additionalProperties: false + +examples: + - | + #include "dt-bindings/clock/microchip,mpfs-clock.h" + gpio@20122000 { + compatible = "microchip,mpfs-gpio"; + reg = <0x20122000 0x1000>; + clocks = <&clkcfg CLK_GPIO2>; + interrupt-parent = <&plic>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + interrupts = <53>, <53>, <53>, <53>, + <53>, <53>, <53>, <53>, + <53>, <53>, <53>, <53>, + <53>, <53>, <53>, <53>, + <53>, <53>, <53>, <53>, + <53>, <53>, <53>, <53>, + <53>, <53>, <53>, <53>, + <53>, <53>, <53>, <53>; + }; +...