From patchwork Wed Mar 15 10:44:09 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Minda Chen X-Patchwork-Id: 13175595 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 E80A5C76195 for ; Wed, 15 Mar 2023 10:44:46 +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=sdcy5knQ2s2B6MDb0fRaQ4+7Cy225SQ7V5eQ/GFbklI=; b=Gn/Cc5MHdAWcYl u+bGxbixFuGrGxx5FwBwlqD6WI90oupSCMFWuhZ11roEi45zJmmqoTHsk1RlR8cO2AUplf8+i1VX8 Y50qe0AgaPp/yEFabWuMSvossqNfDk4SM124tnOKKVzzBN0qw3gPyRoaYjW0kmotTtdvTTGwh2bVm 3UPcSaCYSCzIRYVEGd5tuSskSHyQot0jsPBt2PEliYaTMXqCB4llscP4KHh4ai89xbZr77CmCF1l7 tHx9NyWMnXY0+Ke1nMcOuVGTDJ+tuD6O1of3dTLnlFsS3TGS32+TBLl3ioS4BHrqHuOa2Yfvcncy+ gDOr5T+y0gPAfLj7DMZA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1pcOcV-00D5tc-20; Wed, 15 Mar 2023 10:44:35 +0000 Received: from ex01.ufhost.com ([61.152.239.75]) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1pcOcQ-00D5qr-2Q; Wed, 15 Mar 2023 10:44:33 +0000 Received: from EXMBX165.cuchost.com (unknown [175.102.18.54]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "EXMBX165", Issuer "EXMBX165" (not verified)) by ex01.ufhost.com (Postfix) with ESMTP id 5B4BD24E1ED; Wed, 15 Mar 2023 18:44:17 +0800 (CST) Received: from EXMBX071.cuchost.com (172.16.6.81) by EXMBX165.cuchost.com (172.16.6.75) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Wed, 15 Mar 2023 18:44:17 +0800 Received: from ubuntu.localdomain (113.72.145.194) by EXMBX071.cuchost.com (172.16.6.81) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Wed, 15 Mar 2023 18:44:16 +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" Subject: [PATCH v3 3/5] dt-binding: Add JH7110 USB wrapper layer doc. Date: Wed, 15 Mar 2023 18:44:09 +0800 Message-ID: <20230315104411.73614-4-minda.chen@starfivetech.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230315104411.73614-1-minda.chen@starfivetech.com> References: <20230315104411.73614-1-minda.chen@starfivetech.com> MIME-Version: 1.0 X-Originating-IP: [113.72.145.194] X-ClientProxiedBy: EXCAS066.cuchost.com (172.16.6.26) To EXMBX071.cuchost.com (172.16.6.81) X-YovoleRuleAgent: yovoleflag X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230315_034431_129049_7BE2F2C7 X-CRM114-Status: GOOD ( 13.29 ) 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 The dt-binding doc of Cadence USBSS-DRD controller wrapper layer. Signed-off-by: Minda Chen Reviewed-by: Peter Chen --- .../bindings/usb/starfive,jh7110-usb.yaml | 119 ++++++++++++++++++ 1 file changed, 119 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..b1a8dc6d7b4b --- /dev/null +++ b/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml @@ -0,0 +1,119 @@ +# 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 + + clocks: + items: + - description: lpm clock + - description: stb 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: PWRUP reset + - description: APB reset + - description: AXI reset + - description: UTMI_APB reset + + starfive,sys-syscon: + $ref: /schemas/types.yaml#/definitions/phandle-array + items: + items: + - description: phandle to System Register Controller sys_syscon node. + - description: offset of SYS_SYSCONSAIF__SYSCFG register for USB. + description: + The phandle to System Register Controller syscon node and the offset + of SYS_SYSCONSAIF__SYSCFG register for USB. + + starfive,stg-syscon: + $ref: /schemas/types.yaml#/definitions/phandle-array + items: + items: + - description: phandle to System Register Controller stg_syscon node. + - description: register0 offset of STG_SYSCONSAIF__SYSCFG register for USB. + - description: register1 offset of STG_SYSCONSAIF__SYSCFG register for USB. + - description: register2 offset of STG_SYSCONSAIF__SYSCFG register for USB. + - description: register3 offset of STG_SYSCONSAIF__SYSCFG register for USB. + description: + The phandle to System Register Controller syscon node and the offset + of STG_SYSCONSAIF__SYSCFG register for USB. Total 4 regsisters offset + for USB. + + "#address-cells": + maximum: 2 + + "#size-cells": + maximum: 2 + + ranges: true + +patternProperties: + "^usb@[0-9a-f]+$": + type: object + +required: + - compatible + - clocks + - clock-names + - resets + - starfive,sys-syscon + - starfive,stg-syscon + - "#address-cells" + - "#size-cells" + - ranges + +additionalProperties: false + +examples: + - | + usb@10100000 { + compatible = "starfive,jh7110-usb"; + 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>; + starfive,stg-syscon = <&stg_syscon 0x4 0xc4 0x148 0x1f4>; + starfive,sys-syscon = <&sys_syscon 0x18>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0x10100000 0x100000>; + + 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"; + dr_mode = "host"; + }; + };