From patchwork Mon Oct 7 12:16:01 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Roger Quadros X-Patchwork-Id: 11177325 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 36E69139A for ; Mon, 7 Oct 2019 12:16:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 149432173B for ; Mon, 7 Oct 2019 12:16:33 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="ioAtB1uO" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727860AbfJGMQ3 (ORCPT ); Mon, 7 Oct 2019 08:16:29 -0400 Received: from lelv0143.ext.ti.com ([198.47.23.248]:43416 "EHLO lelv0143.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727561AbfJGMQ3 (ORCPT ); Mon, 7 Oct 2019 08:16:29 -0400 Received: from lelv0265.itg.ti.com ([10.180.67.224]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id x97CGD2Z020799; Mon, 7 Oct 2019 07:16:13 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1570450573; bh=JT6RnosxlMe8SvOy1VwR606ZNqg+8XpNbkC5dXgqkvo=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=ioAtB1uO2dWk6Kmff/0tXOG2aXczU4w1PLeI9HIbXuj1HxbO/xIMATdpAEIFQw9Bq nrDUXzmgzqfVQiR3YiMcHIP1tW+aV4SO/6vAclKU7GscwLIFc20s5/RLVKzax7pFtY CWU5Q3cIQjtVc4eBt8+WMH7+Qc/FeLmWm7U2xRRI= Received: from DFLE114.ent.ti.com (dfle114.ent.ti.com [10.64.6.35]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x97CGDi8070468 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 7 Oct 2019 07:16:13 -0500 Received: from DFLE113.ent.ti.com (10.64.6.34) by DFLE114.ent.ti.com (10.64.6.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5; Mon, 7 Oct 2019 07:16:13 -0500 Received: from lelv0326.itg.ti.com (10.180.67.84) by DFLE113.ent.ti.com (10.64.6.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5 via Frontend Transport; Mon, 7 Oct 2019 07:16:11 -0500 Received: from lta0400828a.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id x97CG6fM070909; Mon, 7 Oct 2019 07:16:11 -0500 From: Roger Quadros To: , , CC: , , , , , Roger Quadros Subject: [PATCH 2/2] usb: cdns3: gadget: Fix full-speed mode Date: Mon, 7 Oct 2019 15:16:01 +0300 Message-ID: <20191007121601.25996-3-rogerq@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191007121601.25996-1-rogerq@ti.com> References: <20191007121601.25996-1-rogerq@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org We need to disable USB3 PHY for full-speed mode else gadget mode is broken. Signed-off-by: Roger Quadros Signed-off-by: Sekhar Nori Reviewed-by: Peter Chen Reviewed-by: Pawel Laszczak --- drivers/usb/cdns3/gadget.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/usb/cdns3/gadget.c b/drivers/usb/cdns3/gadget.c index 228cdc4ab886..157536753b8c 100644 --- a/drivers/usb/cdns3/gadget.c +++ b/drivers/usb/cdns3/gadget.c @@ -2571,6 +2571,7 @@ static int cdns3_gadget_start(struct cdns3 *cdns) switch (max_speed) { case USB_SPEED_FULL: writel(USB_CONF_SFORCE_FS, &priv_dev->regs->usb_conf); + writel(USB_CONF_USB3DIS, &priv_dev->regs->usb_conf); break; case USB_SPEED_HIGH: writel(USB_CONF_USB3DIS, &priv_dev->regs->usb_conf);