From mboxrd@z Thu Jan 1 00:00:00 1970 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 117FBC004D4 for ; Sat, 21 Jan 2023 17:57:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229922AbjAUR55 (ORCPT ); Sat, 21 Jan 2023 12:57:57 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60144 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229766AbjAUR5z (ORCPT ); Sat, 21 Jan 2023 12:57:55 -0500 Received: from mail-pl1-x629.google.com (mail-pl1-x629.google.com [IPv6:2607:f8b0:4864:20::629]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 95DD3274BC; Sat, 21 Jan 2023 09:57:34 -0800 (PST) Received: by mail-pl1-x629.google.com with SMTP id v23so7995400plo.1; Sat, 21 Jan 2023 09:57:34 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=YWhDX4KFx106+qYAgyDcB+XV4NL80nKQ25X8LQ/8aus=; b=ptnIGJ7DHlTlXBsb2o7MvDKWy8JBZq11tBcdFBh4UHANl+tKS+pEJZ8tT7YNHuAnyA TSufAnWU1xEd3/+wEjZxB6rDVlH5WeOl6Poo/QwTSMsYdnEpGyznE0IDCxNk2Ob0dUXl aCOfkWwWk/+76atl6KE0kb9cDkgsYb5EY4KfOxSlraTC02RehhvwRUGBJEUfEVv/xmjQ OJ8bda9FoymRtpZNoFKAqotul3t9BkNOyz1/KqMkyCdSats/qU5zirhpKBuHzDXP6N1f B0HaBrk8luJEYD7LQzp9vQN0GtsB2RdF6MZV8WSHiHuega+vq/biFnbASLT0/49mQXH0 h0ZA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=YWhDX4KFx106+qYAgyDcB+XV4NL80nKQ25X8LQ/8aus=; b=stk6Jqb8YnO3BnJDPNdvQSqtCCMCgpCRzyYGcjck3uOsZaSlBLG7za037Mf7KX8qJY rdA3QnfmAP8W2cJCbQeYWUrGHw4GraO23kueA33U9+XMt2EE3kVvDw/n1b0ZhxzYn3wk xz4d/W30c6BhAFuZSIIU8ROC6BXox3CrRfGXhEDQJ9IFDVDvpadb8kd3L074sxVqVrpl MtFUqXBCSgV9tKq94/2kzEvUDgQsun5BGcV2TkxBHCfDbW4idzx+ymicBPoHEXIubDG0 CaJsUlfyZpQw+YaRvSQIqtz4O2RGw9x4YlFd1jokXVB1eNS12K8NTJ8goVbiHwNYsoWL zoFQ== X-Gm-Message-State: AFqh2kpNDZGAphEmhEaVAqjA8tVQ+tK5CTuzd9iOtEXitr0RXXYE+hDS B4E2EOO6jh7O6rUyn3aZnxg= X-Google-Smtp-Source: AMrXdXtkECfuRVbf5RNXn7jC9dWHZYTvp6jDX/+/JRhq0UUsYz3F5pz49H/ZJ7msZ33qySMylf336w== X-Received: by 2002:a05:6a20:a593:b0:af:aa38:12e0 with SMTP id bc19-20020a056a20a59300b000afaa3812e0mr22380250pzb.34.1674323854075; Sat, 21 Jan 2023 09:57:34 -0800 (PST) Received: from localhost.localdomain ([45.112.3.15]) by smtp.gmail.com with ESMTPSA id r3-20020a632b03000000b00478e14e6e76sm24857374pgr.32.2023.01.21.09.57.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 21 Jan 2023 09:57:33 -0800 (PST) From: Anand Moon To: Greg Kroah-Hartman , Rob Herring , Krzysztof Kozlowski Cc: linux-amlogic@lists.infradead.org, Matthias Kaehlcke , Alexander Stein , Johan Hovold , linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 6/9] dt-bindings: usb: Add Via lab VL817 hub Date: Sat, 21 Jan 2023 17:56:34 +0000 Message-Id: <20230121175639.12818-7-linux.amoon@gmail.com> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230121175639.12818-1-linux.amoon@gmail.com> References: <20230121175639.12818-1-linux.amoon@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The VIA Lab VL817 is a USB 3.1 Gen 1 hub and USB 2.0 hub controller that features 4 downstream ports and 1 otg, with an internal 5V regulator and has external reset pin. Add a device tree binding for its USB protocol part. The internal LDO is not covered by this and can just be modelled as a fixed regulator. Add combo of USB 2.0 and USB 3.0 root hub using peer-hub. Signed-off-by: Anand Moon --- v3 - address review coments - Krzysztof dropped dr_mode v2 - fix the compatible string and fix the $id - update the commit message. - update the example for use peer-hub node because it combo of USB 2.0 and USB 3.0 hub. - rename the yaml file from vialab,vl817q7.yaml to vialab,vl817.yaml as q7 suffix is ued for USB 3.1 and q5 suffix is used for USB 2.0. --- .../devicetree/bindings/usb/vialab,vl817.yaml | 71 +++++++++++++++++++ 1 file changed, 71 insertions(+) create mode 100644 Documentation/devicetree/bindings/usb/vialab,vl817.yaml diff --git a/Documentation/devicetree/bindings/usb/vialab,vl817.yaml b/Documentation/devicetree/bindings/usb/vialab,vl817.yaml new file mode 100644 index 000000000000..23a13e1d5c7a --- /dev/null +++ b/Documentation/devicetree/bindings/usb/vialab,vl817.yaml @@ -0,0 +1,71 @@ +# SPDX-License-Identifier: GPL-2.0-only or BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/usb/vialab,vl817.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Via labs VL817 USB 3.1 hub controller + +maintainers: + - Anand Moon + +allOf: + - $ref: usb-device.yaml# + +properties: + compatible: + enum: + - usb2109,2817 + - usb2109,817 + + reg: true + + reset-gpios: + maxItems: 1 + description: + GPIO controlling the RESET# pin. + + vdd-supply: + description: + phandle to the regulator that provides power to the hub. + + peer-hub: + $ref: /schemas/types.yaml#/definitions/phandle + description: + phandle to the peer hub on the controller. + +required: + - compatible + - reg + - reset-gpios + - vdd-supply + - peer-hub + +additionalProperties: false + +examples: + - | + #include + + usb { + #address-cells = <1>; + #size-cells = <0>; + + /* 2.0 hub on port 1 */ + hub_2_0: hub@1 { + compatible = "usb2109,2817"; + reg = <1>; + vdd-supply = <&vcc_5v>; + peer-hub = <&hub_3_0>; + reset-gpios = <&gpio 20 GPIO_ACTIVE_LOW>; + }; + + /* 3.1 hub on port 4 */ + hub_3_0: hub@2 { + compatible = "usb2109,817"; + reg = <2>; + vdd-supply = <&vcc_5v>; + peer-hub = <&hub_2_0>; + reset-gpios = <&gpio 20 GPIO_ACTIVE_LOW>; + }; + }; -- 2.38.1 From mboxrd@z Thu Jan 1 00:00:00 1970 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 B98BAC25B50 for ; Sat, 21 Jan 2023 17:57:47 +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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Sat, 21 Jan 2023 09:57:34 -0800 (PST) Received: from localhost.localdomain ([45.112.3.15]) by smtp.gmail.com with ESMTPSA id r3-20020a632b03000000b00478e14e6e76sm24857374pgr.32.2023.01.21.09.57.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 21 Jan 2023 09:57:33 -0800 (PST) From: Anand Moon To: Greg Kroah-Hartman , Rob Herring , Krzysztof Kozlowski Cc: linux-amlogic@lists.infradead.org, Matthias Kaehlcke , Alexander Stein , Johan Hovold , linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 6/9] dt-bindings: usb: Add Via lab VL817 hub Date: Sat, 21 Jan 2023 17:56:34 +0000 Message-Id: <20230121175639.12818-7-linux.amoon@gmail.com> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230121175639.12818-1-linux.amoon@gmail.com> References: <20230121175639.12818-1-linux.amoon@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230121_095735_744625_718F42C1 X-CRM114-Status: GOOD ( 17.23 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org The VIA Lab VL817 is a USB 3.1 Gen 1 hub and USB 2.0 hub controller that features 4 downstream ports and 1 otg, with an internal 5V regulator and has external reset pin. Add a device tree binding for its USB protocol part. The internal LDO is not covered by this and can just be modelled as a fixed regulator. Add combo of USB 2.0 and USB 3.0 root hub using peer-hub. Signed-off-by: Anand Moon --- v3 - address review coments - Krzysztof dropped dr_mode v2 - fix the compatible string and fix the $id - update the commit message. - update the example for use peer-hub node because it combo of USB 2.0 and USB 3.0 hub. - rename the yaml file from vialab,vl817q7.yaml to vialab,vl817.yaml as q7 suffix is ued for USB 3.1 and q5 suffix is used for USB 2.0. --- .../devicetree/bindings/usb/vialab,vl817.yaml | 71 +++++++++++++++++++ 1 file changed, 71 insertions(+) create mode 100644 Documentation/devicetree/bindings/usb/vialab,vl817.yaml diff --git a/Documentation/devicetree/bindings/usb/vialab,vl817.yaml b/Documentation/devicetree/bindings/usb/vialab,vl817.yaml new file mode 100644 index 000000000000..23a13e1d5c7a --- /dev/null +++ b/Documentation/devicetree/bindings/usb/vialab,vl817.yaml @@ -0,0 +1,71 @@ +# SPDX-License-Identifier: GPL-2.0-only or BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/usb/vialab,vl817.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Via labs VL817 USB 3.1 hub controller + +maintainers: + - Anand Moon + +allOf: + - $ref: usb-device.yaml# + +properties: + compatible: + enum: + - usb2109,2817 + - usb2109,817 + + reg: true + + reset-gpios: + maxItems: 1 + description: + GPIO controlling the RESET# pin. + + vdd-supply: + description: + phandle to the regulator that provides power to the hub. + + peer-hub: + $ref: /schemas/types.yaml#/definitions/phandle + description: + phandle to the peer hub on the controller. + +required: + - compatible + - reg + - reset-gpios + - vdd-supply + - peer-hub + +additionalProperties: false + +examples: + - | + #include + + usb { + #address-cells = <1>; + #size-cells = <0>; + + /* 2.0 hub on port 1 */ + hub_2_0: hub@1 { + compatible = "usb2109,2817"; + reg = <1>; + vdd-supply = <&vcc_5v>; + peer-hub = <&hub_3_0>; + reset-gpios = <&gpio 20 GPIO_ACTIVE_LOW>; + }; + + /* 3.1 hub on port 4 */ + hub_3_0: hub@2 { + compatible = "usb2109,817"; + reg = <2>; + vdd-supply = <&vcc_5v>; + peer-hub = <&hub_2_0>; + reset-gpios = <&gpio 20 GPIO_ACTIVE_LOW>; + }; + }; -- 2.38.1 _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic