From patchwork Wed Dec 5 15:14:39 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Roger Quadros X-Patchwork-Id: 152918 Delivered-To: patch@linaro.org Received: by 2002:a2e:299d:0:0:0:0:0 with SMTP id p29-v6csp9410368ljp; Wed, 5 Dec 2018 07:15:00 -0800 (PST) X-Google-Smtp-Source: AFSGD/Ubsxj7FN/rXaPubL56k/YR36A7yilP+CweT5si6M9RP6CJ8wBX1dP5MZ80kVwr5SIkuTxN X-Received: by 2002:a63:fb46:: with SMTP id w6mr20961955pgj.321.1544022900503; Wed, 05 Dec 2018 07:15:00 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1544022900; cv=none; d=google.com; s=arc-20160816; b=ScHEkde/EA/HbWbh8yfCtAQENpLxb52OZfTfzlNGjpZ3brsd3PbiX6uG0eOgm8uhaT fjtvc/IoFLtplgqXmmRY06L//WrACCJe/D+8SAAF23xlJ4ekexVX3HMPcWKWrAahoXPl 0+aObyedd4LG0yoz9i3p32TPG68RPwqzXQAj23uII5ggv2VjKBVt1/iFrzhyZ+GvAb8Z NRvrE1IiK+t1Kiw/Ddfycic5ScowhDVMLUzSuhqASkCZBdpwH8FmKnNlWv/QHcF5Z8Dz RHCEfl83yVrOkvSDAj0InJeMfFrFq3tYWBE4IT4YshChQEl/8gGCIVw9JokMfurkXFwB fZaw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:dkim-signature; bh=z1nWhNHQgfUtwFJxgzO+epxyHRSr7YEr+iRwu0V9p9I=; b=qYP7RuZYNSc1aVJhQ81dGHzvOdkPJ5tdgZKE9MhKZ5QgTSpWDr2LTh4v5VXhVRao9m 2bx5Ichn5xaW5Aj0oDQJk4cKOglr3Cz6lhn5nNrtdnl6gyUDL+A478Ur4Q5OuwOeNt4n RkHckJJ02RC8Yd6c/r1B8AobXa6Tw3Mw0TkNiGDFTxbiTX+b4M8bfND2d6Slh8nNQlk3 DeQVIH7us20pBinPEdRe+K7V3UADpGHekFhq7gBElDtdgFIVHmjRUDiLYocSSLADrE1x yMJWjLcF0N31ff04yVcJ/icQlqBwY56y5ChLDadr/0XNOTbMcr5YELNzfzmwgbsun/bm XDFw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@ti.com header.s=ti-com-17Q1 header.b="tEkb/4Gt"; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=NONE dis=NONE) header.from=ti.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id u22si17116576pgh.286.2018.12.05.07.15.00; Wed, 05 Dec 2018 07:15:00 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@ti.com header.s=ti-com-17Q1 header.b="tEkb/4Gt"; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=NONE dis=NONE) header.from=ti.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728105AbeLEPO7 (ORCPT + 31 others); Wed, 5 Dec 2018 10:14:59 -0500 Received: from fllv0015.ext.ti.com ([198.47.19.141]:53542 "EHLO fllv0015.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727606AbeLEPO6 (ORCPT ); Wed, 5 Dec 2018 10:14:58 -0500 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id wB5FEsD0011838; Wed, 5 Dec 2018 09:14:54 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1544022895; bh=z1nWhNHQgfUtwFJxgzO+epxyHRSr7YEr+iRwu0V9p9I=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=tEkb/4Gt5ejq7U/HsuJGzE4vd4r1PZazuRNGsnPEYPSvwEtz0ZggwH4LhvtbJUyGT oB5F1iPzJ5NXObc9T86u7Fe6EV+304DxTk1wCKHJPt6xBe9f+hPwd55hCpi9iEThmq qtEh8RWiL4THAr62xSntLTc85KzbZojVOwGf5pME= Received: from DFLE108.ent.ti.com (dfle108.ent.ti.com [10.64.6.29]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id wB5FEsUM096631 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 5 Dec 2018 09:14:54 -0600 Received: from DFLE108.ent.ti.com (10.64.6.29) by DFLE108.ent.ti.com (10.64.6.29) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1591.10; Wed, 5 Dec 2018 09:14:51 -0600 Received: from dlep32.itg.ti.com (157.170.170.100) by DFLE108.ent.ti.com (10.64.6.29) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.1.1591.10 via Frontend Transport; Wed, 5 Dec 2018 09:14:51 -0600 Received: from dlelxv97.itg.ti.com (dlelxv97.itg.ti.com [172.17.2.193]) by dlep32.itg.ti.com (8.14.3/8.13.8) with ESMTP id wB5FEpsg005667; Wed, 5 Dec 2018 09:14:51 -0600 Received: from localhost.localdomain (vboxa0400828d.dhcp.ti.com [172.22.237.247]) by dlelxv97.itg.ti.com (8.14.3/8.13.8) with ESMTP id wB5FEeUi025212; Wed, 5 Dec 2018 09:14:49 -0600 From: Roger Quadros To: CC: , , , , , , , , , Subject: [PATCH 3/3] usb: dwc3: keystone: Add support for ti,am654-dwc3 Date: Wed, 5 Dec 2018 17:14:39 +0200 Message-ID: <1544022879-5704-4-git-send-email-rogerq@ti.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1544022879-5704-1-git-send-email-rogerq@ti.com> References: <1544022879-5704-1-git-send-email-rogerq@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The AM654 SoC contains a DWC3 controller with TI specific wrapper. Add support for that. Unlike the Keystone 2 case, for AM654 We don't need to process any IRQs for basic USB operation. Signed-off-by: Roger Quadros --- drivers/usb/dwc3/Kconfig | 6 +++--- drivers/usb/dwc3/dwc3-keystone.c | 11 ++++++++++- 2 files changed, 13 insertions(+), 4 deletions(-) -- Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki. Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki diff --git a/drivers/usb/dwc3/Kconfig b/drivers/usb/dwc3/Kconfig index 1a0404f..a83a84f 100644 --- a/drivers/usb/dwc3/Kconfig +++ b/drivers/usb/dwc3/Kconfig @@ -86,11 +86,11 @@ config USB_DWC3_HAPS platform, please say 'Y' or 'M' here. config USB_DWC3_KEYSTONE - tristate "Texas Instruments Keystone2 Platforms" - depends on ARCH_KEYSTONE || COMPILE_TEST + tristate "Texas Instruments Keystone2/3 Platforms" + depends on ARCH_KEYSTONE || ARCH_K3 || COMPILE_TEST default USB_DWC3 help - Support of USB2/3 functionality in TI Keystone2 platforms. + Support of USB2/3 functionality in TI Keystone2/3 platforms. Say 'Y' or 'M' here if you have one such device config USB_DWC3_OF_SIMPLE diff --git a/drivers/usb/dwc3/dwc3-keystone.c b/drivers/usb/dwc3/dwc3-keystone.c index 193a9a8..cbee5fb 100644 --- a/drivers/usb/dwc3/dwc3-keystone.c +++ b/drivers/usb/dwc3/dwc3-keystone.c @@ -106,6 +106,10 @@ static int kdwc3_probe(struct platform_device *pdev) goto err_irq; } + /* IRQ processing not required currently for AM65 */ + if (of_device_is_compatible(node, "ti,am654-dwc3")) + goto skip_irq; + irq = platform_get_irq(pdev, 0); if (irq < 0) { dev_err(&pdev->dev, "missing irq\n"); @@ -123,6 +127,7 @@ static int kdwc3_probe(struct platform_device *pdev) kdwc3_enable_irqs(kdwc); +skip_irq: error = of_platform_populate(node, NULL, NULL, dev); if (error) { dev_err(&pdev->dev, "failed to create dwc3 core\n"); @@ -152,8 +157,11 @@ static int kdwc3_remove_core(struct device *dev, void *c) static int kdwc3_remove(struct platform_device *pdev) { struct dwc3_keystone *kdwc = platform_get_drvdata(pdev); + struct device_node *node = pdev->dev.of_node; + + if (!of_device_is_compatible(node, "ti,am654-dwc3")) + kdwc3_disable_irqs(kdwc); - kdwc3_disable_irqs(kdwc); device_for_each_child(&pdev->dev, NULL, kdwc3_remove_core); pm_runtime_put_sync(kdwc->dev); pm_runtime_disable(kdwc->dev); @@ -165,6 +173,7 @@ static int kdwc3_remove(struct platform_device *pdev) static const struct of_device_id kdwc3_of_match[] = { { .compatible = "ti,keystone-dwc3", }, + { .compatible = "ti,am654-dwc3" }, {}, }; MODULE_DEVICE_TABLE(of, kdwc3_of_match);