mirror of
https://github.com/Fishwaldo/u-boot.git
synced 2025-03-19 13:41:31 +00:00
usb: host: xhci-dwc3: Add dual role mode support from DT
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> Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
parent
b7c1c7d2ba
commit
576e3cc700
1 changed files with 9 additions and 0 deletions
|
@ -15,6 +15,7 @@
|
||||||
#include "xhci.h"
|
#include "xhci.h"
|
||||||
#include <asm/io.h>
|
#include <asm/io.h>
|
||||||
#include <linux/usb/dwc3.h>
|
#include <linux/usb/dwc3.h>
|
||||||
|
#include <linux/usb/otg.h>
|
||||||
|
|
||||||
DECLARE_GLOBAL_DATA_PTR;
|
DECLARE_GLOBAL_DATA_PTR;
|
||||||
|
|
||||||
|
@ -110,6 +111,7 @@ static int xhci_dwc3_probe(struct udevice *dev)
|
||||||
struct xhci_hcor *hcor;
|
struct xhci_hcor *hcor;
|
||||||
struct xhci_hccr *hccr;
|
struct xhci_hccr *hccr;
|
||||||
struct dwc3 *dwc3_reg;
|
struct dwc3 *dwc3_reg;
|
||||||
|
enum usb_dr_mode dr_mode;
|
||||||
|
|
||||||
hccr = (struct xhci_hccr *)devfdt_get_addr(dev);
|
hccr = (struct xhci_hccr *)devfdt_get_addr(dev);
|
||||||
hcor = (struct xhci_hcor *)((phys_addr_t)hccr +
|
hcor = (struct xhci_hcor *)((phys_addr_t)hccr +
|
||||||
|
@ -119,6 +121,13 @@ static int xhci_dwc3_probe(struct udevice *dev)
|
||||||
|
|
||||||
dwc3_core_init(dwc3_reg);
|
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);
|
return xhci_register(dev, hccr, hcor);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
Loading…
Add table
Reference in a new issue