From patchwork Tue Feb 9 09:53:19 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Michal Simek X-Patchwork-Id: 12077637 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-22.3 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6E7E6C433DB for ; Tue, 9 Feb 2021 09:54:54 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 08FFD64E77 for ; Tue, 9 Feb 2021 09:54:53 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 08FFD64E77 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=xilinx.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-Id:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=zHanGrB83hQoYLWsfbAvqN/zjncd3xgsHZ7Z/u/3Vns=; b=K1Fc8F+GcZDTSkhYABLFNEdNE kHmi/MmZp66qnNMKyPe52XvSel3lPd9wZMBET9GHD3C21kJNvjTYauBSlB6ND2yLN8hp3ftVvd/hO abtKA5r0n2pLEYAyoV+D9QDuHUeLRFNsE8A7qRxVO8CPgN8gsl2pt6MfP/fXdXCcSLQ0axopA0Z2F LpZKd78eUiIxNvyrFfN9LRyEv/10Xg2xuIz3AQz5eyLXt+H5X4fnitopI/p0DMLuPm3TMnGu4abHz TY/suA9mx/yiFEjp67pIDURZt2NJhoXn++FROcAwSaRsXmPeKvjinIs+r3jao+o7xqMokgSOX4MgF vAlVqIx7A==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1l9PiI-0008R1-8i; Tue, 09 Feb 2021 09:53:42 +0000 Received: from mail-ej1-x62e.google.com ([2a00:1450:4864:20::62e]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1l9Pi6-0008Lu-Ma for linux-arm-kernel@lists.infradead.org; Tue, 09 Feb 2021 09:53:31 +0000 Received: by mail-ej1-x62e.google.com with SMTP id l25so12972874eja.9 for ; Tue, 09 Feb 2021 01:53:27 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=monstr-eu.20150623.gappssmtp.com; s=20150623; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=kH2IpWZSoU7LW6R55FxG2fdVhcdDOZnt8IKAlaXn2Os=; b=jZukgeg/LBUT2AFJCMDjAdquPLJG9ll9QRW80i5PgBJgg0QuhC5KrKrmM52fQ7tLPU hjPZPeQeZf29nSwCJc6/nOmNPpAmaNGPr0+8KAjifuIIbGdPQXV5homhK38I3LFH1x08 ESh9Ss+Ov26bPlWYFbqu7anFCl/n5/LacIQaBITUtzcbr4vMX0pYTQ9uvpK8dF8sWYUh zABcT3AqeopL2Ahx0APjilN0MXrFHw5O/IMOXNAsPNy7fkzC0MhX2rAbVLo68+4CmB0z Ogxn6nk2eVQGMoDvpg+fFShRkwr/pSWeMG0Ercob3Ni+w/py+MGriWPWKb9yvnNPDrZv jFsg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-transfer-encoding; bh=kH2IpWZSoU7LW6R55FxG2fdVhcdDOZnt8IKAlaXn2Os=; b=uMT5sfvnwqo90NAk90gkQRrS4mcQKlW3VgH2drEF++40hQXDj7nsZgR9aqAvvZwTex RV7Q+S9g/Vof+fTLkSnSKfHP+krUyEYq/KGfSr/nfc4b2d2HlZPN6eLVkfZhVO6kHgMJ NlKCtkYq0lGhTtC1jsPz+5NHPy86kVLLlK3xYi7KuLPnCXNnSiARRqEk5TBsp2Bf2YRL QhCoU7xeyoJfRfLDf2jGUsPbEULkiXYeLD7b0EqU+zeP+mGNxQ6VPHAUMaCwty2qCaHL j8Va5YrSoc580fV26k1avM+qsYhDfTGx7IZkLEHARmlBBKxZtsMPbhzOJ6BF7hn8CQ7j 2Kbw== X-Gm-Message-State: AOAM533Lv1CXnrtnXGMSiZnq3ikkIkxJr40SKY48Xv/xRVy0kJTR7tcn 3vKIwznm/IQuWaWNWaOjnvYzVw== X-Google-Smtp-Source: ABdhPJyNdJEyeK6H4oxf1gdNfOAMY6MonFBUSvcYuEIE0IV+c0h6Yyl6X354S2mwVRxbgf44CNlXsA== X-Received: by 2002:a17:907:20c4:: with SMTP id qq4mr20479872ejb.495.1612864406681; Tue, 09 Feb 2021 01:53:26 -0800 (PST) Received: from localhost (nat-35.starnet.cz. [178.255.168.35]) by smtp.gmail.com with ESMTPSA id v26sm11457148edw.23.2021.02.09.01.53.26 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Tue, 09 Feb 2021 01:53:26 -0800 (PST) From: Michal Simek To: linux-kernel@vger.kernel.org, monstr@monstr.eu, michal.simek@xilinx.com, git@xilinx.com Subject: [PATCH 1/2] dt-bindings: usb: misc: Add binding for Microchip usb5744 hub Date: Tue, 9 Feb 2021 10:53:19 +0100 Message-Id: <076994fc051e9230a3fef9e3eb5ec932104ef16a.1612864393.git.michal.simek@xilinx.com> X-Mailer: git-send-email 2.30.0 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210209_045330_790630_E1942F91 X-CRM114-Status: GOOD ( 16.90 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Piyush Mehta , linux-usb@vger.kernel.org, Rob Herring , Greg Kroah-Hartman , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Piyush Mehta Added dt binding for usb5744 driver. Signed-off-by: Piyush Mehta Signed-off-by: Michal Simek --- .../bindings/usb/microchip,usb5744.yaml | 56 +++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 57 insertions(+) create mode 100644 Documentation/devicetree/bindings/usb/microchip,usb5744.yaml diff --git a/Documentation/devicetree/bindings/usb/microchip,usb5744.yaml b/Documentation/devicetree/bindings/usb/microchip,usb5744.yaml new file mode 100644 index 000000000000..fe222f6db81d --- /dev/null +++ b/Documentation/devicetree/bindings/usb/microchip,usb5744.yaml @@ -0,0 +1,56 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/usb/microchip,usb5744.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: Bindings for the Microchip USB5744 4-port Hub Controller + +description: + Microchip’s USB5744 SmartHub™ IC is a 4 port, SuperSpeed (SS)/Hi-Speed (HS), + low power, low pin count configurable and fully compliant with the USB 3.1 + Gen 1 specification. The USB5744 also supports Full Speed (FS) and Low Speed + (LS) USB signaling, offering complete coverage of all defined USB operating + speeds. The new SuperSpeed hubs operate in parallel with the USB 2.0 + controller, so 5 Gbps SuperSpeed data transfers are not affected by slower + USB 2.0 traffic. + +maintainers: + - Piyush Mehta + - Michal Simek + +properties: + compatible: + const: microchip,usb5744 + + reg: + maxItems: 1 + description: | + Specifies the i2c slave address, it is required and should be 0x2d + if I2C is used. + + reset-gpios: + maxItems: 1 + description: + The phandle and specifier for the GPIO that controls the RESET line of + USB hub. + +required: + - compatible + +additionalProperties: false + +examples: + - | + #include + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + usb5744@2d { + compatible = "microchip,usb5744"; + reg = <0x2d>; + reset-gpios = <&gpio 44 GPIO_ACTIVE_HIGH>; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 41e8d3d7faec..7439471b5d37 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2697,6 +2697,7 @@ W: http://wiki.xilinx.com T: git https://github.com/Xilinx/linux-xlnx.git F: Documentation/devicetree/bindings/i2c/cdns,i2c-r1p10.yaml F: Documentation/devicetree/bindings/i2c/xlnx,xps-iic-2.00.a.yaml +F: Documentation/devicetree/bindings/usb/microchip,usb5744.yaml F: arch/arm/mach-zynq/ F: drivers/block/xsysace.c F: drivers/clocksource/timer-cadence-ttc.c