From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753257AbaJQJQB (ORCPT ); Fri, 17 Oct 2014 05:16:01 -0400 Received: from [65.55.169.142] ([65.55.169.142]:1880 "EHLO na01-bl2-obe.outbound.protection.outlook.com" rhost-flags-FAIL-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1752197AbaJQJP6 (ORCPT ); Fri, 17 Oct 2014 05:15:58 -0400 X-WSS-ID: 0NDKZOT-08-TO5-02 X-M-MSG: From: Huang Rui To: Felipe Balbi , Alan Stern , Bjorn Helgaas , Greg Kroah-Hartman CC: Paul Zimmerman , Heikki Krogerus , Vincent Wan , Tony Li , , , , Huang Rui Subject: [PATCH v2 15/16] usb: dwc3: add tx demphasis quirk Date: Fri, 17 Oct 2014 16:53:40 +0800 Message-ID: <1413536021-4886-16-git-send-email-ray.huang@amd.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1413536021-4886-1-git-send-email-ray.huang@amd.com> References: <1413536021-4886-1-git-send-email-ray.huang@amd.com> MIME-Version: 1.0 Content-Type: text/plain X-EOPAttributedMessage: 0 X-Forefront-Antispam-Report: CIP:165.204.84.222;CTRY:US;IPV:NLI;EFV:NLI;SFV:NSPM;SFS:(10019020)(6009001)(428002)(189002)(199003)(97736003)(50226001)(76176999)(102836001)(53416004)(92726001)(86362001)(44976005)(62966002)(31966008)(20776003)(68736004)(101416001)(19580405001)(19580395003)(47776003)(575784001)(92566001)(105586002)(77096002)(93916002)(84676001)(64706001)(36756003)(229853001)(87286001)(87936001)(88136002)(85306004)(85852003)(4396001)(120916001)(104166001)(77156001)(89996001)(80022003)(46102003)(95666004)(76482002)(48376002)(107046002)(50466002)(99396003)(21056001)(50986999)(33646002)(106466001)(2171001);DIR:OUT;SFP:1102;SCL:1;SRVR:BY2PR02MB201;H:atltwp02.amd.com;FPR:;MLV:sfv;PTR:InfoDomainNonexistent;MX:1;A:1;LANG:; X-Microsoft-Antispam: UriScan:; X-Microsoft-Antispam: BCL:0;PCL:0;RULEID:;SRVR:BY2PR02MB201; X-Exchange-Antispam-Report-Test: UriScan:; X-Forefront-PRVS: 0367A50BB1 Authentication-Results: spf=none (sender IP is 165.204.84.222) smtp.mailfrom=Ray.Huang@amd.com; X-OriginatorOrg: amd4.onmicrosoft.com Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org AMD NL needs to enable Tx Deemphasis quirk. Signed-off-by: Huang Rui --- drivers/usb/dwc3/core.c | 3 +++ drivers/usb/dwc3/core.h | 2 ++ drivers/usb/dwc3/dwc3-pci.c | 3 ++- drivers/usb/dwc3/platform_data.h | 1 + 4 files changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index f3c9699..3ccfe41 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -392,6 +392,9 @@ static void dwc3_phy_setup(struct dwc3 *dwc) if (dwc->quirks & DWC3_QUIRK_RX_DETOPOLL) reg |= DWC3_GUSB3PIPECTL_RX_DETOPOLL; + if (dwc->quirks & DWC3_QUIRK_TX_DEEPH) + reg |= DWC3_GUSB3PIPECTL_TX_DEEPH(1); + dwc3_writel(dwc->regs, DWC3_GUSB3PIPECTL(0), reg); mdelay(100); diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h index 1952759..1b137f4 100644 --- a/drivers/usb/dwc3/core.h +++ b/drivers/usb/dwc3/core.h @@ -184,6 +184,8 @@ #define DWC3_GUSB3PIPECTL_SUSPHY (1 << 17) #define DWC3_GUSB3PIPECTL_LFPSFILT (1 << 9) #define DWC3_GUSB3PIPECTL_RX_DETOPOLL (1 << 8) +#define DWC3_GUSB3PIPECTL_TX_DEEPH_MASK DWC3_GUSB3PIPECTL_TX_DEEPH(3) +#define DWC3_GUSB3PIPECTL_TX_DEEPH(n) ((n) << 1) /* Global TX Fifo Size Register */ #define DWC3_GTXFIFOSIZ_TXFDEF(n) ((n) & 0xffff) diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c index 6f789fd..146eb2f 100644 --- a/drivers/usb/dwc3/dwc3-pci.c +++ b/drivers/usb/dwc3/dwc3-pci.c @@ -156,7 +156,8 @@ static int dwc3_pci_probe(struct pci_dev *pci, | DWC3_QUIRK_DEPP1P2P3 | DWC3_QUIRK_DEPOCHANGE | DWC3_QUIRK_LFPSFILT - | DWC3_QUIRK_RX_DETOPOLL; + | DWC3_QUIRK_RX_DETOPOLL + | DWC3_QUIRK_TX_DEEPH; } ret = platform_device_add_resources(dwc3, res, ARRAY_SIZE(res)); diff --git a/drivers/usb/dwc3/platform_data.h b/drivers/usb/dwc3/platform_data.h index 5df3419..54f0e45 100644 --- a/drivers/usb/dwc3/platform_data.h +++ b/drivers/usb/dwc3/platform_data.h @@ -37,5 +37,6 @@ struct dwc3_platform_data { #define DWC3_QUIRK_DEPOCHANGE (1 << 6) #define DWC3_QUIRK_LFPSFILT (1 << 7) #define DWC3_QUIRK_RX_DETOPOLL (1 << 8) +#define DWC3_QUIRK_TX_DEEPH (1 << 9) }; -- 1.9.1