From patchwork Thu Apr 13 04:24:22 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?U3RhbmxleSBDaGFuZ1vmmIzogrLlvrdd?= X-Patchwork-Id: 82784 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:b0ea:0:b0:3b6:4342:cba0 with SMTP id b10csp784162vqo; Wed, 12 Apr 2023 21:46:44 -0700 (PDT) X-Google-Smtp-Source: AKy350abD1EPvn+XvhPMIWcdP6uFiIm+TFG9ZVijQ5/cObYCl1aPQ7aiIuUA4+IyEd5aAotrydw3 X-Received: by 2002:a05:6402:449:b0:504:81d4:118d with SMTP id p9-20020a056402044900b0050481d4118dmr539794edw.3.1681361203945; Wed, 12 Apr 2023 21:46:43 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1681361203; cv=none; d=google.com; s=arc-20160816; b=MshVzNTOzJqqYbDNjzLCdN8wdkT87kCHqeBuytnxrUs58IUNLZjRmmzsbcfI16HgAF jcVSz3msdtmDDKwY8hTKmIYNXUimjkuGUHADJLjmGxmIUbK/LrP4vNPOYEOSMtWMSXk5 2AfmJ72Kd53jPc6URFHb4rK9btL5zixgWzTPGbsX5W5vyqLsTmXxgSm+suA+Kh5TBUy2 VdQd0xRbJ26QpbiDVx66Ff6PWqDeXM5VtjLojDiDbfsKYpzw7vYRnqhgc3FGMJjbJ7wv blyRXBmapwLkZDJRDgSNSi6bWUiCi7uFNOsz2febwC0n7+sEeaGxthl/6MUmK/e5EC+w g4iA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :authenticated-by; bh=hyHlVk93fBdzJPcjAhoWz+5T2hrLPQfWlcaNJjvXzFU=; b=HI96hObnLBz4LgyYsoxaVXkop+493wWMkOEVh3ShkDv3JifVDDN3z5kMfruf01VltR dglxlvqhab9ASd2n8N+lM6XxnZwG7KNGLHBWRKx6h+D9btlvaUn0HKFbphP+42pTIYvA QJ3rrt+g47fjVa5X5evhpnev2D37muvbo34wq2bsKgJESP62r+HTk1zHS1veqX+zV+Wv 6EACMKTjZ53+3uj/2fX8LXRWe5dTVV7FUA2Ny6je/qA2yQGiXqljGAUYMhY352q2Mmfh CB+9+B+YQhna8nZKiif3M9PBbV0WgFL9bX9+fmCZyLtoxa87MN5sYqW3s2zdNv6W595b TlLg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id p2-20020a05640210c200b0050481d2f583si834269edu.537.2023.04.12.21.46.19; Wed, 12 Apr 2023 21:46:43 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229617AbjDMEYb (ORCPT + 99 others); Thu, 13 Apr 2023 00:24:31 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50396 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229501AbjDMEYa (ORCPT ); Thu, 13 Apr 2023 00:24:30 -0400 Received: from rtits2.realtek.com.tw (rtits2.realtek.com [211.75.126.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CAA77BB; Wed, 12 Apr 2023 21:24:29 -0700 (PDT) Authenticated-By: X-SpamFilter-By: ArmorX SpamTrap 5.77 with qID 33D4O0VC0024180, This message is accepted by code: ctloc85258 Received: from mail.realtek.com (rtexh36505.realtek.com.tw[172.21.6.25]) by rtits2.realtek.com.tw (8.15.2/2.81/5.90) with ESMTPS id 33D4O0VC0024180 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=OK); Thu, 13 Apr 2023 12:24:00 +0800 Received: from RTEXMBS05.realtek.com.tw (172.21.6.98) by RTEXH36505.realtek.com.tw (172.21.6.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.32; Thu, 13 Apr 2023 12:24:22 +0800 Received: from RTEXH36505.realtek.com.tw (172.21.6.25) by RTEXMBS05.realtek.com.tw (172.21.6.98) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.34; Thu, 13 Apr 2023 12:24:22 +0800 Received: from localhost.localdomain (172.21.252.101) by RTEXH36505.realtek.com.tw (172.21.6.25) with Microsoft SMTP Server id 15.1.2375.32 via Frontend Transport; Thu, 13 Apr 2023 12:24:22 +0800 From: Stanley Chang To: Thinh Nguyen CC: Stanley Chang , , Greg Kroah-Hartman , Subject: [PATCH v2 1/2] usb: dwc3: core: add support for remapping global register start address Date: Thu, 13 Apr 2023 12:24:22 +0800 Message-ID: <20230413042422.3723-1-stanley_chang@realtek.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230412033006.10859-1-stanley_chang@realtek.com> References: <20230412033006.10859-1-stanley_chang@realtek.com> MIME-Version: 1.0 X-KSE-ServerInfo: RTEXMBS05.realtek.com.tw, 9 X-KSE-AntiSpam-Interceptor-Info: fallback X-KSE-Antivirus-Interceptor-Info: fallback X-KSE-AntiSpam-Interceptor-Info: fallback X-KSE-ServerInfo: RTEXH36505.realtek.com.tw, 9 X-KSE-AntiSpam-Interceptor-Info: fallback X-KSE-Antivirus-Interceptor-Info: fallback X-KSE-AntiSpam-Interceptor-Info: fallback X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1762970134507470591?= X-GMAIL-MSGID: =?utf-8?q?1763035005982150138?= The RTK DHC SoCs were designed the global register address offset at 0x8100. The default address is at DWC3_GLOBALS_REGS_START (0xc100). Therefore, add the property of device-tree to adjust this start address. Signed-off-by: Stanley Chang --- v1 to v2 change: 1. Change the name of the property "snps,global-regs-starting-offset". 2. Adjust the format of comment. 3. Add initial value of the global_regs_starting_offset 4. Remove the log of dev_info. --- drivers/usb/dwc3/core.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index 476b63618511..8c1d1afbdc65 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -1785,6 +1785,21 @@ static int dwc3_probe(struct platform_device *pdev) dwc_res = *res; dwc_res.start += DWC3_GLOBALS_REGS_START; + /* + * For some dwc3 controller, the dwc3 global register start address is + * not at DWC3_GLOBALS_REGS_START (0xc100). + */ + if (dev->of_node) { + int global_regs_starting_offset = 0; + + device_property_read_u32(dev, "snps,global-regs-starting-offset", + &global_regs_starting_offset); + if (global_regs_starting_offset) { + dwc_res.start -= DWC3_GLOBALS_REGS_START; + dwc_res.start += global_regs_starting_offset; + } + } + regs = devm_ioremap_resource(dev, &dwc_res); if (IS_ERR(regs)) return PTR_ERR(regs); From patchwork Thu Apr 13 04:25:03 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?U3RhbmxleSBDaGFuZ1vmmIzogrLlvrdd?= X-Patchwork-Id: 82785 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:b0ea:0:b0:3b6:4342:cba0 with SMTP id b10csp786240vqo; Wed, 12 Apr 2023 21:52:25 -0700 (PDT) X-Google-Smtp-Source: AKy350Z/SZHiLd7QSLZNLRZdBjhGpc2sq3cnPiucBYZCypu127XGIqgLMjd0EUiQkQAFJkYNYqmy X-Received: by 2002:a17:906:7ad8:b0:94a:5306:3952 with SMTP id k24-20020a1709067ad800b0094a53063952mr1351506ejo.57.1681361545682; Wed, 12 Apr 2023 21:52:25 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1681361545; cv=none; d=google.com; s=arc-20160816; b=R3EtFG2ZuHkF5+FuAMndQ84nC20pm2MCL/CrOFP1cdA4RDDXypXpxTGVa1jdgbR3mX wnvXoylZNHuNregHDdmcxH5gVARIPFhhD6/qhk35E0g8qGRGsRx1yEGIzS/S8FU2gVHc 1+VzMCmbuGd4FvTM+Va02SKiJmVw1vHNZ/t8OgeM38VH/rT6EEe/9ssXiJHe+3oWQlDd GNDQuco6D7BYf8qaC2lvKRLSY5DYNb1sCDMn8a7C0cPlmqlFzzfQqu8m9CDdKbnGUKfh EhIbAmCV5RWceVPGOEdhra8A2JwKKqqFtYsl1EusewKweQLf6aje4KMHD0ihj8px/ddK dwlA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :authenticated-by; bh=vcmHgN48ntlzjP0W3CI1d8J/ZekwOSqmE2OQMvt9NSc=; b=aFIuPRKzql5trKsXWjvFvEYrRza+9+QYYU+L4sk7dpUeHoLhSrcjj1/ssR8NlbLKZH 7WrmHsVNERav3Qn51cjm6ttuzdJK2NNJQPoUQSw+AxA2Kr/YKoOv5+jhqiRcdYBCmVre zMrKlpIxz1JFbrmUA/gu3p7JgheuoqMIZF89ARbn6kh720pyJgI7p+9JF264jT6mXtoJ gnySaAnPM2jufd1SmSEUgawu398v+HglmvicrRjhWQh15TuQKagetcUm5y8iBec5PFJU GIZTZuOd8bLf22YYAAOizIMxDKv5Yo7sbudcg3bHW3VDSKIBTZgYFsio+JXWGKEUS2B6 jzOw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id eq5-20020a170907290500b0094a597d1006si817731ejc.1051.2023.04.12.21.52.00; Wed, 12 Apr 2023 21:52:25 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229724AbjDMEZU (ORCPT + 99 others); Thu, 13 Apr 2023 00:25:20 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51254 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229679AbjDMEZR (ORCPT ); Thu, 13 Apr 2023 00:25:17 -0400 Received: from rtits2.realtek.com.tw (rtits2.realtek.com [211.75.126.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BABF8BB; Wed, 12 Apr 2023 21:25:16 -0700 (PDT) Authenticated-By: X-SpamFilter-By: ArmorX SpamTrap 5.77 with qID 33D4OgvnE024490, This message is accepted by code: ctloc85258 Received: from mail.realtek.com (rtexh36506.realtek.com.tw[172.21.6.27]) by rtits2.realtek.com.tw (8.15.2/2.81/5.90) with ESMTPS id 33D4OgvnE024490 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=OK); Thu, 13 Apr 2023 12:24:42 +0800 Received: from RTEXMBS04.realtek.com.tw (172.21.6.97) by RTEXH36506.realtek.com.tw (172.21.6.27) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.17; Thu, 13 Apr 2023 12:25:04 +0800 Received: from RTEXH36505.realtek.com.tw (172.21.6.25) by RTEXMBS04.realtek.com.tw (172.21.6.97) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.7; Thu, 13 Apr 2023 12:25:03 +0800 Received: from localhost.localdomain (172.21.252.101) by RTEXH36505.realtek.com.tw (172.21.6.25) with Microsoft SMTP Server id 15.1.2375.32 via Frontend Transport; Thu, 13 Apr 2023 12:25:03 +0800 From: Stanley Chang To: Thinh Nguyen CC: Stanley Chang , , Greg Kroah-Hartman , , , "Krzysztof Kozlowski" , Rob Herring , Felipe Balbi Subject: [PATCH v2 2/2] dt-bindings: usb: snps,dwc3: Add 'snps,global-regs-starting-offset' quirk Date: Thu, 13 Apr 2023 12:25:03 +0800 Message-ID: <20230413042503.4047-1-stanley_chang@realtek.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230412033006.10859-2-stanley_chang@realtek.com> References: <20230412033006.10859-2-stanley_chang@realtek.com> MIME-Version: 1.0 X-KSE-ServerInfo: RTEXMBS04.realtek.com.tw, 9 X-KSE-AntiSpam-Interceptor-Info: fallback X-KSE-Antivirus-Interceptor-Info: fallback X-KSE-AntiSpam-Interceptor-Info: fallback X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1762970202627464941?= X-GMAIL-MSGID: =?utf-8?q?1763035363938326814?= Add a new 'snps,global-regs-starting-offset' DT to dwc3 core to remap the global register start address The RTK DHC SoCs were designed the global register address offset at 0x8100. The default address is at DWC3_GLOBALS_REGS_START (0xc100). Therefore, add the property of device-tree to adjust this start address. Signed-off-by: Stanley Chang --- v1 to v2 change: 1. Change the name of the property "snps,global-regs-starting-offset". --- Documentation/devicetree/bindings/usb/snps,dwc3.yaml | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Documentation/devicetree/bindings/usb/snps,dwc3.yaml b/Documentation/devicetree/bindings/usb/snps,dwc3.yaml index be36956af53b..5cbf3b7ded04 100644 --- a/Documentation/devicetree/bindings/usb/snps,dwc3.yaml +++ b/Documentation/devicetree/bindings/usb/snps,dwc3.yaml @@ -359,6 +359,13 @@ properties: items: enum: [1, 4, 8, 16, 32, 64, 128, 256] + snps,global-regs-starting-offset: + description: + value for remapping global register start address. For some dwc3 + controller, the dwc3 global register start address is not at + default DWC3_GLOBALS_REGS_START (0xc100). This property is added to + adjust the address. + port: $ref: /schemas/graph.yaml#/properties/port description: