From patchwork Thu May 18 11:27:48 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Minda Chen X-Patchwork-Id: 13246523 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 22896C7EE24 for ; Thu, 18 May 2023 11:28:47 +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; bh=tsLpm22Gu3kxc/FsKXLKPwMkwshmrAg0oKszZXuLH1o=; b=hadMpYoVACWl2r 9yvfnjHwtxC7YhX2hFvEYvZdK+hkjXFHI8q0se5UW6GcerDhxuI6j/LpXfmrm3uDUV6S6EpWO0uXN WiNNEnSeuDTTfdRX+UGSzGWndKTjbIRU+cA6pjqL5/gXfVYQ0613D6TxozBkw8ry/Y2I1CuztfXRN Kd51pZyW8qbrLXTZMJ07R68/Sr+otYDUovdvk7+6hAzc2iivmJvmV/NwNSS7FugkXVIwBHjFmDrfS Bczmd5H6EaetyYh7Gr+gpxKHaE68v2vMZVxscodr0tYHg8r1iBzKkhSES1sOOAgg0waM2ApU4YPsQ zwRQM4TghBWnq2sFc7GA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1pzbo8-00Cpv2-2O; Thu, 18 May 2023 11:28:32 +0000 Received: from fd01.gateway.ufhost.com ([61.152.239.71]) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1pzbo4-00Cpq8-1K; Thu, 18 May 2023 11:28:30 +0000 Received: from EXMBX166.cuchost.com (unknown [175.102.18.54]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "EXMBX166", Issuer "EXMBX166" (not verified)) by fd01.gateway.ufhost.com (Postfix) with ESMTP id 9549F80D6; Thu, 18 May 2023 19:27:57 +0800 (CST) Received: from EXMBX171.cuchost.com (172.16.6.91) by EXMBX166.cuchost.com (172.16.6.76) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Thu, 18 May 2023 19:27:57 +0800 Received: from ubuntu.localdomain (113.72.146.100) by EXMBX171.cuchost.com (172.16.6.91) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Thu, 18 May 2023 19:27:56 +0800 From: Minda Chen To: Emil Renner Berthing , Conor Dooley , Vinod Koul , Kishon Vijay Abraham I , Rob Herring , Krzysztof Kozlowski , Pawel Laszczak , Greg Kroah-Hartman , Peter Chen , Roger Quadros , Philipp Zabel CC: , , , , , Paul Walmsley , Palmer Dabbelt , Albert Ou , "Minda Chen" , Mason Huo Subject: [PATCH v6 5/7] dt-bindings: usb: Add StarFive JH7110 USB controller Date: Thu, 18 May 2023 19:27:48 +0800 Message-ID: <20230518112750.57924-6-minda.chen@starfivetech.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230518112750.57924-1-minda.chen@starfivetech.com> References: <20230518112750.57924-1-minda.chen@starfivetech.com> MIME-Version: 1.0 X-Originating-IP: [113.72.146.100] X-ClientProxiedBy: EXCAS066.cuchost.com (172.16.6.26) To EXMBX171.cuchost.com (172.16.6.91) X-YovoleRuleAgent: yovoleflag X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230518_042828_759975_0E48907C X-CRM114-Status: GOOD ( 13.14 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org StarFive JH7110 platforms USB have a wrapper module around the Cadence USBSS-DRD controller. Add binding information doc for that. Signed-off-by: Minda Chen Reviewed-by: Peter Chen Reviewed-by: Hal Feng Reviewed-by: Conor Dooley --- .../bindings/usb/starfive,jh7110-usb.yaml | 115 ++++++++++++++++++ 1 file changed, 115 insertions(+) create mode 100644 Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml diff --git a/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml b/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml new file mode 100644 index 000000000000..24aa9c10d6ab --- /dev/null +++ b/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml @@ -0,0 +1,115 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/usb/starfive,jh7110-usb.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: StarFive JH7110 wrapper module for the Cadence USBSS-DRD controller + +maintainers: + - Minda Chen + +properties: + compatible: + const: starfive,jh7110-usb + + ranges: true + + starfive,stg-syscon: + $ref: /schemas/types.yaml#/definitions/phandle-array + items: + - items: + - description: phandle to System Register Controller stg_syscon node. + - description: dr mode register offset of STG_SYSCONSAIF__SYSCFG register for USB. + description: + The phandle to System Register Controller syscon node and the offset + of STG_SYSCONSAIF__SYSCFG register for USB. + + dr_mode: + enum: [host, otg, peripheral] + + "#address-cells": + enum: [1, 2] + + "#size-cells": + enum: [1, 2] + + clocks: + items: + - description: link power management clock + - description: standby clock + - description: APB clock + - description: AXI clock + - description: UTMI APB clock + + clock-names: + items: + - const: lpm + - const: stb + - const: apb + - const: axi + - const: utmi_apb + + resets: + items: + - description: Power up reset + - description: APB clock reset + - description: AXI clock reset + - description: UTMI APB clock reset + + reset-names: + items: + - const: pwrup + - const: apb + - const: axi + - const: utmi_apb + +patternProperties: + "^usb@[0-9a-f]+$": + $ref: cdns,usb3.yaml# + description: Required child node + +required: + - compatible + - ranges + - starfive,stg-syscon + - '#address-cells' + - '#size-cells' + - dr_mode + - clocks + - resets + +additionalProperties: false + +examples: + - | + usb@10100000 { + compatible = "starfive,jh7110-usb"; + ranges = <0x0 0x10100000 0x100000>; + #address-cells = <1>; + #size-cells = <1>; + starfive,stg-syscon = <&stg_syscon 0x4>; + clocks = <&syscrg 4>, + <&stgcrg 5>, + <&stgcrg 1>, + <&stgcrg 3>, + <&stgcrg 2>; + clock-names = "lpm", "stb", "apb", "axi", "utmi_apb"; + resets = <&stgcrg 10>, + <&stgcrg 8>, + <&stgcrg 7>, + <&stgcrg 9>; + reset-names = "pwrup", "apb", "axi", "utmi_apb"; + dr_mode = "host"; + + usb@0 { + compatible = "cdns,usb3"; + reg = <0x0 0x10000>, + <0x10000 0x10000>, + <0x20000 0x10000>; + reg-names = "otg", "xhci", "dev"; + interrupts = <100>, <108>, <110>; + interrupt-names = "host", "peripheral", "otg"; + maximum-speed = "super-speed"; + }; + };