From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from [157.56.110.143] ([157.56.110.143]:46112 "EHLO na01-bn1-obe.outbound.protection.outlook.com" rhost-flags-FAIL-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1751360AbaJQJP1 (ORCPT ); Fri, 17 Oct 2014 05:15:27 -0400 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 16/16] usb: dwc3: enable usb suspend phy Date: Fri, 17 Oct 2014 16:53:41 +0800 Message-ID: <1413536021-4886-17-git-send-email-ray.huang@amd.com> 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 Sender: linux-pci-owner@vger.kernel.org List-ID: AMD NL needs to suspend usb3 ss phy, but this doesn't enable on simulation board. Signed-off-by: Huang Rui --- drivers/usb/dwc3/core.c | 7 ++++++- drivers/usb/dwc3/dwc3-pci.c | 3 ++- drivers/usb/dwc3/platform_data.h | 1 + 3 files changed, 9 insertions(+), 2 deletions(-) diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index 3ccfe41..4a98696 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -395,6 +395,9 @@ static void dwc3_phy_setup(struct dwc3 *dwc) if (dwc->quirks & DWC3_QUIRK_TX_DEEPH) reg |= DWC3_GUSB3PIPECTL_TX_DEEPH(1); + if (dwc->quirks & DWC3_QUIRK_SUSPHY) + reg |= DWC3_GUSB3PIPECTL_SUSPHY; + dwc3_writel(dwc->regs, DWC3_GUSB3PIPECTL(0), reg); mdelay(100); @@ -496,8 +499,10 @@ static int dwc3_core_init(struct dwc3 *dwc) dwc->is_fpga = true; } - if ((dwc->quirks & DWC3_QUIRK_AMD_NL) && dwc->is_fpga) + if ((dwc->quirks & DWC3_QUIRK_AMD_NL) && dwc->is_fpga) { dwc->quirks |= DWC3_QUIRK_DISSCRAMBLE; + dwc->quirks &= ~DWC3_QUIRK_SUSPHY; + } if (dwc->quirks & DWC3_QUIRK_DISSCRAMBLE) reg |= DWC3_GCTL_DISSCRAMBLE; diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c index 146eb2f..71401a3 100644 --- a/drivers/usb/dwc3/dwc3-pci.c +++ b/drivers/usb/dwc3/dwc3-pci.c @@ -157,7 +157,8 @@ static int dwc3_pci_probe(struct pci_dev *pci, | DWC3_QUIRK_DEPOCHANGE | DWC3_QUIRK_LFPSFILT | DWC3_QUIRK_RX_DETOPOLL - | DWC3_QUIRK_TX_DEEPH; + | DWC3_QUIRK_TX_DEEPH + | DWC3_QUIRK_SUSPHY; } 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 54f0e45..f68cd97 100644 --- a/drivers/usb/dwc3/platform_data.h +++ b/drivers/usb/dwc3/platform_data.h @@ -38,5 +38,6 @@ struct dwc3_platform_data { #define DWC3_QUIRK_LFPSFILT (1 << 7) #define DWC3_QUIRK_RX_DETOPOLL (1 << 8) #define DWC3_QUIRK_TX_DEEPH (1 << 9) +#define DWC3_QUIRK_SUSPHY (1 << 10) }; -- 1.9.1