[PATCH 4/6] usb: dwc3: pci: Add platform data for Synopsys HAPS

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Add platform data and set usb3_lpm_capable and has_lpm_erratum.

Cc: <stable@xxxxxxxxxxxxxxx> # v3.18+
Signed-off-by: John Youn <johnyoun@xxxxxxxxxxxx>
---
 drivers/usb/dwc3/dwc3-pci.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c
index e09cb40..4479a41 100644
--- a/drivers/usb/dwc3/dwc3-pci.c
+++ b/drivers/usb/dwc3/dwc3-pci.c
@@ -108,6 +108,21 @@ static int dwc3_pci_quirks(struct pci_dev *pdev)
 		}
 	}
 
+	if (pdev->vendor == PCI_VENDOR_ID_SYNOPSYS &&
+	    (pdev->device == PCI_DEVICE_ID_SYNOPSYS_HAPSUSB3 ||
+	     pdev->device == PCI_DEVICE_ID_SYNOPSYS_HAPSUSB3_AXI ||
+	     pdev->device == PCI_DEVICE_ID_SYNOPSYS_HAPSUSB31)) {
+
+		struct dwc3_platform_data pdata;
+
+		memset(&pdata, 0, sizeof(pdata));
+		pdata.usb3_lpm_capable = true;
+		pdata.has_lpm_erratum = true;
+
+		return platform_device_add_data(pci_get_drvdata(pdev), &pdata,
+						sizeof(pdata));
+	}
+
 	return 0;
 }
 
-- 
2.5.0.GIT

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