From patchwork Wed Jun 21 14:26:29 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Bara X-Patchwork-Id: 694873 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 EB26EEB64D8 for ; Wed, 21 Jun 2023 14:27:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232321AbjFUO1i (ORCPT ); Wed, 21 Jun 2023 10:27:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40634 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232272AbjFUO1P (ORCPT ); Wed, 21 Jun 2023 10:27:15 -0400 Received: from mail-lj1-x234.google.com (mail-lj1-x234.google.com [IPv6:2a00:1450:4864:20::234]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0716610D5; Wed, 21 Jun 2023 07:26:44 -0700 (PDT) Received: by mail-lj1-x234.google.com with SMTP id 38308e7fff4ca-2b4745834f3so54991031fa.2; Wed, 21 Jun 2023 07:26:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1687357602; x=1689949602; 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=cXp+vDAywJj5cJVg/DGBbIIG0LrSwQcuzIbyxZXKO/k=; b=UP3OyWN+5ecr1xlIb7pHYBadTYZQly/kIMPmuS9kujYlNimputz+zZOzKhPlZmJBuF aG1lwHGq6a2UZc4oRSj0chrcqOv2F5UzWHFfOhfLEdOHa5Knynk5rKni1va7viwNhzkP tdlNVksai/R6T1u9cUsT7fyRR2Rg/ebjSzJTAq68how2dfz+PipYdYaNWIZ/6ZGcmtqS /GZOhk5sQ58FhqzmeDOd8GomVZNTt0ZYjhXhfnEyADpJD8U05nXZjYqGjbEdYMbjQ+kA SGJveeESLeQJ7ACg/4N6bHWXDxbdMOhq0V/fUtpBc267r6SH3T04VRmCNUPCk1EJoiy4 W0rQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1687357602; x=1689949602; 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=cXp+vDAywJj5cJVg/DGBbIIG0LrSwQcuzIbyxZXKO/k=; b=lpTmzDglVJhIVgPGyPUwcIZ+vcwZNmBnhk3F+5Ig/MgjspKu5OGmxE4kR4h0wRWOS9 5siO3wwVfgG1JvDgWJWMUZzckKGYobgwdL9/mPOiChrJTc5L4G3KRYbZwZHwXy4Oh7K7 vqoTlE2/sWP8XWvmG5xBM9m9eatdoLFm/ZddZDjXQb7DaL6EKdSAmjlTB3qT88q4C3C1 2rslhtXe/cDAG1T0ruEeTzvmoBf0JgF5c5mosrPBddZHwkQS+K83dP5JAYj29GefJDAl TI1+U2/5ILUo1NTFMVjP9AhQMGB+YQgl683+6nFL5vOMwUx96xktUFg+7W7RSCfbrm9L RqFA== X-Gm-Message-State: AC+VfDwApdcYKv+BzzHCWbYCH6DkL2q9Wl3Um7o/+TiRgMpvSWNlJQ7D M1Jg4y/oZKobm9mZxUFYLto= X-Google-Smtp-Source: ACHHUZ41bK7GbPj4Q4/ms1CfUJQsjI2LU88qpxC0XJoGOKFGgJiDpf8tUoe6KWqbHNCdOEkRJxqEKA== X-Received: by 2002:a2e:6e07:0:b0:2b4:4a68:a95 with SMTP id j7-20020a2e6e07000000b002b44a680a95mr10759042ljc.8.1687357601846; Wed, 21 Jun 2023 07:26:41 -0700 (PDT) Received: from [127.0.1.1] ([91.230.2.244]) by smtp.gmail.com with ESMTPSA id l11-20020a170906644b00b00988956f244csm3266156ejn.6.2023.06.21.07.26.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 21 Jun 2023 07:26:41 -0700 (PDT) From: Benjamin Bara Date: Wed, 21 Jun 2023 16:26:29 +0200 Subject: [PATCH v2 3/3] dt-bindings: usb: Add binding for Cypress HX3 USB 3.0 family MIME-Version: 1.0 Message-Id: <20230620-hx3-v2-3-76a53434c713@skidata.com> References: <20230620-hx3-v2-0-76a53434c713@skidata.com> In-Reply-To: <20230620-hx3-v2-0-76a53434c713@skidata.com> To: Matthias Kaehlcke , Greg Kroah-Hartman , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Benjamin Bara Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org 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. 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>; + }; + };