From: Vahram Aharonyan <vahrama@xxxxxxxxxxxx>
Add device parameters handling in dwc2-pci similar what is done in dwc3.
Signed-off-by: Vahram Aharonyan <vahrama@xxxxxxxxxxxx>
Signed-off-by: John Youn <johnyoun@xxxxxxxxxxxx>
---
drivers/usb/dwc2/pci.c | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff --git a/drivers/usb/dwc2/pci.c b/drivers/usb/dwc2/pci.c
index ae41961..b3f3b58 100644
--- a/drivers/usb/dwc2/pci.c
+++ b/drivers/usb/dwc2/pci.c
@@ -62,6 +62,21 @@ struct dwc2_pci_glue {
struct platform_device *phy;
};
+static int dwc2_pci_quirks(struct pci_dev *pdev, struct platform_device *dwc2)
+{
+ if (pdev->vendor == PCI_VENDOR_ID_SYNOPSYS &&
+ pdev->device == PCI_PRODUCT_ID_HAPS_HSOTG) {
+ struct property_entry properties[] = {
+ PROPERTY_ENTRY_BOOL("g-use-dma"),
+ { },
+ };
+
+ return platform_device_add_properties(dwc2, properties);
+ }
+
+ return 0;
+}
+
static void dwc2_pci_remove(struct pci_dev *pci)
{
struct dwc2_pci_glue *glue = pci_get_drvdata(pci);
@@ -122,6 +137,10 @@ static int dwc2_pci_probe(struct pci_dev *pci,
return PTR_ERR(phy);
}
+ ret = dwc2_pci_quirks(pci, dwc2);
+ if (ret)
+ goto err;
+
ret = platform_device_add(dwc2);
if (ret) {
dev_err(dev, "failed to register dwc2 device\n");
--
2.10.0
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