From patchwork Mon Dec 4 14:44:25 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anand Moon X-Patchwork-Id: 13478586 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="VtDFUM3I" Received: from mail-pl1-x62b.google.com (mail-pl1-x62b.google.com [IPv6:2607:f8b0:4864:20::62b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4ECC719A7; Mon, 4 Dec 2023 06:44:49 -0800 (PST) Received: by mail-pl1-x62b.google.com with SMTP id d9443c01a7336-1d0538d9bbcso27099765ad.3; Mon, 04 Dec 2023 06:44:49 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1701701088; x=1702305888; darn=vger.kernel.org; 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=7eRLjlThPLhM7zIw6XvrWrrbob10TfqT1M4cq4iJfTE=; b=VtDFUM3IswYKjFC6VBYY7ucRJ7NImAHtJ94e7EcNY4Ht6AIzWAK3y6TZHFqSQr6AJf XrhMZTZeN6wXY7kJozyRPTL/A2d+7GjFWKTHihb7rLqQpZyoXiJ78+6OgkAZS8DnKcCd a2G7H2jxIQL9+eVzgw5JWugYu8HFhRdxoE0B5i51yrEt/lJoBjj8LCtOtO6EOmJW3Xfk 8d8Bp59lEVdmQkCUmVbHud0ww3o+sg3//xCr2E0bE6wTpdtwqiuPlen63FNW0gEkVfsj 4bB4yuWXZ/i7J4OOTGGmEDSNx2qH8pWzwcoWsg5oJMbQoIriV2mZKcVMCs5DF4KY7fpU AoPQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1701701088; x=1702305888; 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=7eRLjlThPLhM7zIw6XvrWrrbob10TfqT1M4cq4iJfTE=; b=fiRXS3PPUJ5vjvm/QvGWV7sNdQph3E6y3aDRORDR5NToKr5IG+rdLUqhKM63qx46TD 7VhTlrZpZRie6n7fwmdX/BGve/opMukD/KFFNDi6pXm6ZSa0Mw+EIQR0P9lEkrtP0qhP AYSTcs1lZp450gDDKB9LQAMBYW/WHgLM1y/TItRpnmoQd0PsThZb7Bid540KKhD42m1Z hmneSlzt+NsqJ+q0wkwmKHcbIvKYpIUsfEldza8DwHSRAUOUKyNTKvLIliwgdc5v6dU9 /5UUJt0cstFURbHOn3WKSCWDee6ci/oWZ6cB67/uPIRFYlfYRYoRzQdnDqZZ17FyM9w6 Wd6w== X-Gm-Message-State: AOJu0YzZ6Mp2m76gHEr2iWJ8x7vfcPL3qgs9KF5Okhvmm8BR01GRFVPC 9n09tkdC88utDtBWb3hnm14= X-Google-Smtp-Source: AGHT+IGTgdMm1IrP9P0QKhOOvICj9TIyyaKAwxubN0u1nWy9phktn3LnrrLnNFT21DIFr3oeklgtcg== X-Received: by 2002:a17:903:647:b0:1d0:8e61:102a with SMTP id kh7-20020a170903064700b001d08e61102amr2321909plb.90.1701701088620; Mon, 04 Dec 2023 06:44:48 -0800 (PST) Received: from localhost.localdomain ([49.205.242.26]) by smtp.gmail.com with ESMTPSA id l6-20020a170902d34600b001cfb99d8b82sm6446815plk.136.2023.12.04.06.44.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 04 Dec 2023 06:44:48 -0800 (PST) From: Anand Moon To: Greg Kroah-Hartman , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Icenowy Zheng Cc: Anand Moon , Neil Armstrong , linux-amlogic@lists.infradead.org, Conor Dooley , linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v6 1/2] dt-bindings: usb: Add the binding example for the Genesys Logic GL3523 hub Date: Mon, 4 Dec 2023 20:14:25 +0530 Message-ID: <20231204144429.45197-2-linux.amoon@gmail.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231204144429.45197-1-linux.amoon@gmail.com> References: <20231204144429.45197-1-linux.amoon@gmail.com> Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Add the binding example for the USB3.1 Genesys Logic GL3523 integrates with USB 3.1 Gen 1 Super Speed and USB 2.0 High-Speed hub. For onboard hub controllers that support USB 3.x and USB 2.0 hubs with shared resets and power supplies, this property is used to identify the hubs with which these are shared. GL3523 has built-in 5V to 3.3V and 5V to 1.2V regulators, which serves power to the USB HUB, it uses 5V power regulator. Reviewed-by: Conor Dooley Signed-off-by: Anand Moon --- V6: fix the description of the regulators Updated the commit message for regulator updates. add reviewed by Conor Dooley [1] https://lore.kernel.org/all/20231130053130.21966-2-linux.amoon@gmail.com/ v5: upgrade peer-hub description : Conor Dooley [0] https://www.genesyslogic.com.tw/en/product_view.php?show=67 [Block Diagram] v4: Fix the description of peer-hub and update the commit message. Schematics of the Odroid N2+ https://dn.odroid.com/S922X/ODROID-N2/Schematic/odroid-n2_rev0.6_20210121.pdf V3: fix the dt_binding_check error, added new example for Genesys GL3523 v2: added Genesys GL3523 binding v1: none --- .../bindings/usb/genesys,gl850g.yaml | 65 +++++++++++++++++-- 1 file changed, 61 insertions(+), 4 deletions(-) diff --git a/Documentation/devicetree/bindings/usb/genesys,gl850g.yaml b/Documentation/devicetree/bindings/usb/genesys,gl850g.yaml index ee08b9c3721f..c6f63a69396d 100644 --- a/Documentation/devicetree/bindings/usb/genesys,gl850g.yaml +++ b/Documentation/devicetree/bindings/usb/genesys,gl850g.yaml @@ -9,9 +9,6 @@ title: Genesys Logic USB hub controller maintainers: - Icenowy Zheng -allOf: - - $ref: usb-device.yaml# - properties: compatible: enum: @@ -27,12 +24,46 @@ properties: vdd-supply: description: - the regulator that provides 3.3V core power to the hub. + The regulator that provides 3.3V or 5.0V core power to the hub. + + peer-hub: + $ref: /schemas/types.yaml#/definitions/phandle + description: + For onboard hub controllers that support USB 3.x and USB 2.0 hubs + with shared resets and power supplies, this property is used to identify + the hubs with which these are shared. required: - compatible - reg +allOf: + - $ref: usb-device.yaml# + - if: + properties: + compatible: + contains: + enum: + - usb5e3,608 + then: + properties: + peer-hub: false + vdd-supply: false + reset-gpios: true + + - if: + properties: + compatible: + contains: + enum: + - usb5e3,610 + - usb5e3,620 + then: + properties: + peer-hub: true + vdd-supply: true + reset-gpios: true + additionalProperties: false examples: @@ -49,3 +80,29 @@ examples: reset-gpios = <&pio 7 2 GPIO_ACTIVE_LOW>; }; }; + + - | + #include + usb { + dr_mode = "host"; + #address-cells = <1>; + #size-cells = <0>; + + /* 2.0 hub on port 1 */ + hub_2_0: hub@1 { + compatible = "usb5e3,610"; + reg = <1>; + peer-hub = <&hub_3_0>; + reset-gpios = <&gpio 20 GPIO_ACTIVE_LOW>; + vdd-supply = <&vcc_5v>; + }; + + /* 3.1 hub on port 4 */ + hub_3_0: hub@2 { + compatible = "usb5e3,620"; + reg = <2>; + peer-hub = <&hub_2_0>; + reset-gpios = <&gpio 20 GPIO_ACTIVE_LOW>; + vdd-supply = <&vcc_5v>; + }; + };