diff options
| -rw-r--r-- | target/linux/ramips/patches-4.4/0069-awake-rt305x-dwc2-controller.patch | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/target/linux/ramips/patches-4.4/0069-awake-rt305x-dwc2-controller.patch b/target/linux/ramips/patches-4.4/0069-awake-rt305x-dwc2-controller.patch new file mode 100644 index 0000000000..9608f6f331 --- /dev/null +++ b/target/linux/ramips/patches-4.4/0069-awake-rt305x-dwc2-controller.patch @@ -0,0 +1,15 @@ +--- a/drivers/usb/dwc2/platform.c ++++ b/drivers/usb/dwc2/platform.c +@@ -375,6 +375,12 @@ static int dwc2_driver_probe(struct plat + dev_dbg(&dev->dev, "mapped PA %08lx to VA %p\n", + (unsigned long)res->start, hsotg->regs); + ++ /* Enable USB port before any regs access */ ++ if(dwc2_readl(hsotg->regs + PCGCTL) & 0x0f) { ++ dwc2_writel(0x00, hsotg->regs + PCGCTL); ++ /* TODO: mdelay(25) here? vendor driver don't use it */ ++ } ++ + hsotg->dr_mode = usb_get_dr_mode(&dev->dev); + if (IS_ENABLED(CONFIG_USB_DWC2_HOST) && + hsotg->dr_mode != USB_DR_MODE_HOST) { |