From patchwork Fri Jun 23 06:20:38 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Bara X-Patchwork-Id: 695682 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 455C7EB64D7 for ; Fri, 23 Jun 2023 06:21:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231736AbjFWGVB (ORCPT ); Fri, 23 Jun 2023 02:21:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43810 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231634AbjFWGUx (ORCPT ); Fri, 23 Jun 2023 02:20:53 -0400 Received: from mail-ej1-x629.google.com (mail-ej1-x629.google.com [IPv6:2a00:1450:4864:20::629]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 665AC189; Thu, 22 Jun 2023 23:20:52 -0700 (PDT) Received: by mail-ej1-x629.google.com with SMTP id a640c23a62f3a-9891c73e0fbso62472266b.1; Thu, 22 Jun 2023 23:20:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1687501251; x=1690093251; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=vQAW8yZCFSnADhBud7nfo4RU3cNf5kaZDT6uTQ+OwQc=; b=Cyl0565ZQTnrDNtWV2gdoNppVn9OJSamny2gTKum+bh8LRvCwDSqpg/0rw3HLig+na M8UwWJ2R2GOzaR0tYZ+74Vr0M7I2Lb1Mdulz4e14meTpu7pZAmA1TyAWyOnaMcP+h27C o6wl6Jkf6DC7cDdfnxT4+965uL8a+QbHQ/jOThkOJYF660Ci2PlFrB3q26H0mEdcMSdH kEveW2lWrJJpMT3L4mFt9IM5d+QkZIMCc+s8oHot+tlKlDOR+N6QzhLvDS1uyvZirNId gimMN9LWSXrnNQ9RNDg+2IANCZH/3orHHIJFBMOlonaqlyCb94w/4FzmlcE7oIZf/7KQ YIng== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1687501251; x=1690093251; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=vQAW8yZCFSnADhBud7nfo4RU3cNf5kaZDT6uTQ+OwQc=; b=Ouh8XXUItAgT54fah4mGvbiywrhTpOF8LrTx5zlFyLDqEZC+dcoz1UePvGxRHuEwkm 1Fxvseuw7GE+LtY5/8HWHXmaSGG0DoctZqof/WSByzVYslDzGMvCaogeHpE673x9HSCj yHwc2u7UB4zwkdPOue/6lZK8zOUWd1kd7BzYM6NLwIqmwVmutedIYklzrVO2jmi/B9Hj XIm9rQjVCx58MsQo6c+x3P17G90UR5gs2647QihwMtO8wEKZeeNkoXOQLbmSyg6a7ICf XDGTybUkYBRXkmd5OOloiwMsHT5RFGBphATAUoZoUNw0SBWDSRI/5VYSNo19pM0JfOW8 UISA== X-Gm-Message-State: AC+VfDy3N1B6L1CE7Ajg+cjl8jt/pYuF20rxEDLsD450HG30vwtMHwwH I6MHoy1fRlTPv8Cw0H4cOUU= X-Google-Smtp-Source: ACHHUZ40sLLFuhkhkFx2k0/KywOPAz1O7kUR69t+K73Ax3TLT9qeufR3LATq0YvR2IoJuMXxEhTcfw== X-Received: by 2002:a17:907:a40a:b0:989:6749:d61 with SMTP id sg10-20020a170907a40a00b0098967490d61mr7158015ejc.19.1687501250735; Thu, 22 Jun 2023 23:20:50 -0700 (PDT) Received: from [127.0.1.1] ([91.230.2.244]) by smtp.gmail.com with ESMTPSA id n20-20020a170906725400b009878b0b5302sm5630346ejk.98.2023.06.22.23.20.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 22 Jun 2023 23:20:50 -0700 (PDT) From: Benjamin Bara Date: Fri, 23 Jun 2023 08:20:38 +0200 Subject: [PATCH v6 3/3] dt-bindings: usb: Add binding for Cypress HX3 USB 3.0 family MIME-Version: 1.0 Message-Id: <20230620-hx3-v6-3-6a1d6f8ce689@skidata.com> References: <20230620-hx3-v6-0-6a1d6f8ce689@skidata.com> In-Reply-To: <20230620-hx3-v6-0-6a1d6f8ce689@skidata.com> To: Matthias Kaehlcke , Greg Kroah-Hartman , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Benjamin Bara Cc: Alexander Stein , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Rob Herring X-Mailer: b4 0.12.2 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org From: Benjamin Bara The HX3 family comes in different variants (up to 4 USB 3.0 ports; multi-TT), e.g. CYUSB330x/CYUSB331x/CYUSB332x/CYUSB230x. This initial version of the binding only describes USB related aspects of the HX3 family, it does not cover the option of connecting the controller as an i2c slave. Reviewed-by: Rob Herring Signed-off-by: Benjamin Bara --- .../devicetree/bindings/usb/cypress,hx3.yaml | 77 ++++++++++++++++++++++ 1 file changed, 77 insertions(+) diff --git a/Documentation/devicetree/bindings/usb/cypress,hx3.yaml b/Documentation/devicetree/bindings/usb/cypress,hx3.yaml new file mode 100644 index 000000000000..47add0d85fb8 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/cypress,hx3.yaml @@ -0,0 +1,77 @@ +# SPDX-License-Identifier: GPL-2.0-only or BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/usb/cypress,hx3.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cypress HX3 USB 3.0 hub controller family + +maintainers: + - Benjamin Bara + +allOf: + - $ref: usb-device.yaml# + +properties: + compatible: + enum: + - usb4b4,6504 + - usb4b4,6506 + + reg: true + + reset-gpios: + items: + - description: GPIO specifier for RESETN pin. + + vdd-supply: + description: + 1V2 power supply (VDD_EFUSE, AVDD12, DVDD12). + + vdd2-supply: + description: + 3V3 power supply (AVDD33, VDD_IO). + + peer-hub: + $ref: /schemas/types.yaml#/definitions/phandle + description: + phandle to the peer hub on the controller. + +required: + - compatible + - reg + - peer-hub + - vdd-supply + - vdd2-supply + +additionalProperties: false + +examples: + - | + #include + + usb { + dr_mode = "host"; + #address-cells = <1>; + #size-cells = <0>; + + /* 2.0 hub on port 1 */ + hub_2_0: hub@1 { + compatible = "usb4b4,6504"; + reg = <1>; + peer-hub = <&hub_3_0>; + reset-gpios = <&gpio1 11 GPIO_ACTIVE_LOW>; + vdd-supply = <®_1v2_usb>; + vdd2-supply = <®_3v3_usb>; + }; + + /* 3.0 hub on port 2 */ + hub_3_0: hub@2 { + compatible = "usb4b4,6506"; + reg = <2>; + peer-hub = <&hub_2_0>; + reset-gpios = <&gpio1 11 GPIO_ACTIVE_LOW>; + vdd-supply = <®_1v2_usb>; + vdd2-supply = <®_3v3_usb>; + }; + };