| Message ID | 1553870544-15734-11-git-send-email-patrick.delaunay@st.com |
|---|---|
| State | Accepted |
| Commit | 2d76160f049c42087011cfa0e6e878aa2ed6b406 |
| Delegated to: | Lukasz Majewski |
| Headers | show |
| Series | usb: convert dwc2 gadget to driver model, used in stm32mp1 | expand |
On Fri, 29 Mar 2019 15:42:18 +0100 Patrick Delaunay <patrick.delaunay@st.com> wrote: > Add a new function to check the session B validity, to be use to check > cable connection. > > Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com> > --- > > drivers/usb/gadget/dwc2_udc_otg.c | 9 +++++++++ > include/usb/dwc2_udc.h | 2 ++ > 2 files changed, 11 insertions(+) > > diff --git a/drivers/usb/gadget/dwc2_udc_otg.c > b/drivers/usb/gadget/dwc2_udc_otg.c index 146f11e..b1efad1 100644 > --- a/drivers/usb/gadget/dwc2_udc_otg.c > +++ b/drivers/usb/gadget/dwc2_udc_otg.c > @@ -1151,4 +1151,13 @@ U_BOOT_DRIVER(dwc2_udc_otg) = { > .platdata_auto_alloc_size = sizeof(struct > dwc2_plat_otg_data), .priv_auto_alloc_size = sizeof(struct > dwc2_priv_data), }; > + > +int dwc2_udc_B_session_valid(struct udevice *dev) > +{ > + struct dwc2_plat_otg_data *platdata = dev_get_platdata(dev); > + struct dwc2_usbotg_reg *usbotg_reg = > + (struct dwc2_usbotg_reg *)platdata->regs_otg; > + > + return readl(&usbotg_reg->gotgctl) & B_SESSION_VALID; > +} > #endif /* CONFIG_IS_ENABLED(DM_USB_GADGET) */ > diff --git a/include/usb/dwc2_udc.h b/include/usb/dwc2_udc.h > index 3cf20ea..8a426b6 100644 > --- a/include/usb/dwc2_udc.h > +++ b/include/usb/dwc2_udc.h > @@ -27,4 +27,6 @@ struct dwc2_plat_otg_data { > > int dwc2_udc_probe(struct dwc2_plat_otg_data *pdata); > > +int dwc2_udc_B_session_valid(struct udevice *dev); > + > #endif /* __DWC2_USB_GADGET */ Reviewed-by: Lukasz Majewski <lukma@denx.de> Best regards, Lukasz Majewski -- DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-59 Fax: (+49)-8142-66989-80 Email: lukma@denx.de
diff --git a/drivers/usb/gadget/dwc2_udc_otg.c b/drivers/usb/gadget/dwc2_udc_otg.c index 146f11e..b1efad1 100644 --- a/drivers/usb/gadget/dwc2_udc_otg.c +++ b/drivers/usb/gadget/dwc2_udc_otg.c @@ -1151,4 +1151,13 @@ U_BOOT_DRIVER(dwc2_udc_otg) = { .platdata_auto_alloc_size = sizeof(struct dwc2_plat_otg_data), .priv_auto_alloc_size = sizeof(struct dwc2_priv_data), }; + +int dwc2_udc_B_session_valid(struct udevice *dev) +{ + struct dwc2_plat_otg_data *platdata = dev_get_platdata(dev); + struct dwc2_usbotg_reg *usbotg_reg = + (struct dwc2_usbotg_reg *)platdata->regs_otg; + + return readl(&usbotg_reg->gotgctl) & B_SESSION_VALID; +} #endif /* CONFIG_IS_ENABLED(DM_USB_GADGET) */ diff --git a/include/usb/dwc2_udc.h b/include/usb/dwc2_udc.h index 3cf20ea..8a426b6 100644 --- a/include/usb/dwc2_udc.h +++ b/include/usb/dwc2_udc.h @@ -27,4 +27,6 @@ struct dwc2_plat_otg_data { int dwc2_udc_probe(struct dwc2_plat_otg_data *pdata); +int dwc2_udc_B_session_valid(struct udevice *dev); + #endif /* __DWC2_USB_GADGET */
Add a new function to check the session B validity, to be use to check cable connection. Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com> --- drivers/usb/gadget/dwc2_udc_otg.c | 9 +++++++++ include/usb/dwc2_udc.h | 2 ++ 2 files changed, 11 insertions(+)