On 05/22/2017 09:42 AM, patrice.chotard@st.com wrote:
From: Patrice Chotard patrice.chotard@st.com
DWC3 dual role mode is selected using DT "dr_mode" property. If not found, DWC3 controller is configured in HOST mode by default
Signed-off-by: Patrice Chotard patrice.chotard@st.com
Reviewed-by: Marek Vasut marex@denx.de
v2: _ none
drivers/usb/host/xhci-dwc3.c | 9 +++++++++ 1 file changed, 9 insertions(+)
diff --git a/drivers/usb/host/xhci-dwc3.c b/drivers/usb/host/xhci-dwc3.c index ab75fb7..8367ba2 100644 --- a/drivers/usb/host/xhci-dwc3.c +++ b/drivers/usb/host/xhci-dwc3.c @@ -15,6 +15,7 @@ #include "xhci.h" #include <asm/io.h> #include <linux/usb/dwc3.h> +#include <linux/usb/otg.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -114,6 +115,7 @@ static int xhci_dwc3_probe(struct udevice *dev) struct xhci_hcor *hcor; struct xhci_hccr *hccr; struct dwc3 *dwc3_reg;
enum usb_dr_mode dr_mode;
hccr = (struct xhci_hccr *)dev_get_addr(dev); hcor = (struct xhci_hcor *)((phys_addr_t)hccr +
@@ -123,6 +125,13 @@ static int xhci_dwc3_probe(struct udevice *dev)
dwc3_core_init(dwc3_reg);
- dr_mode = usb_get_dr_mode(dev_of_offset(dev));
- if (dr_mode == USB_DR_MODE_UNKNOWN)
/* by default set dual role mode to HOST */dr_mode = USB_DR_MODE_HOST;- dwc3_set_mode(dwc3_reg, dr_mode);
- return xhci_register(dev, hccr, hcor);
}