diff options
| -rw-r--r-- | drivers/usb/dwc3/core.c | 9 | ||||
| -rw-r--r-- | drivers/usb/dwc3/core.h | 3 |
2 files changed, 12 insertions, 0 deletions
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index b399c9bea99..d7f666ba3c2 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -997,6 +997,15 @@ int dwc3_init(struct dwc3 *dwc) dwc3_writel(dwc->regs, DWC3_GUCTL1, reg); } + if (dwc->dr_mode == USB_DR_MODE_HOST || + dwc->dr_mode == USB_DR_MODE_OTG) { + reg = dwc3_readl(dwc->regs, DWC3_GUCTL); + + reg |= DWC3_GUCTL_HSTINAUTORETRY; + + dwc3_writel(dwc->regs, DWC3_GUCTL, reg); + } + ret = dwc3_core_init_mode(dwc); if (ret) goto mode_fail; diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h index ca72b490dfd..d1f8606b849 100644 --- a/drivers/usb/dwc3/core.h +++ b/drivers/usb/dwc3/core.h @@ -161,6 +161,9 @@ #define DWC3_GCTL_GBLHIBERNATIONEN (1 << 1) #define DWC3_GCTL_DSBLCLKGTNG (1 << 0) +/* Global User Control Register */ +#define DWC3_GUCTL_HSTINAUTORETRY BIT(14) + /* Global User Control 1 Register */ #define DWC3_GUCTL1_TX_IPGAP_LINECHECK_DIS BIT(28) #define DWC3_GUCTL1_DEV_L1_EXIT_BY_HW BIT(24) |