diff options
Diffstat (limited to 'sys/dev/usb/controller/dwc_otg.c')
| -rw-r--r-- | sys/dev/usb/controller/dwc_otg.c | 53 |
1 files changed, 41 insertions, 12 deletions
diff --git a/sys/dev/usb/controller/dwc_otg.c b/sys/dev/usb/controller/dwc_otg.c index 7a72384..2e27110 100644 --- a/sys/dev/usb/controller/dwc_otg.c +++ b/sys/dev/usb/controller/dwc_otg.c @@ -108,13 +108,20 @@ GINTSTS_WKUPINT | GINTSTS_USBSUSP | GINTMSK_OTGINTMSK | \ GINTSTS_SESSREQINT) -static int dwc_otg_use_hsic; +#define DWC_OTG_PHY_ULPI 0 +#define DWC_OTG_PHY_HSIC 1 +#define DWC_OTG_PHY_INTERNAL 2 -static SYSCTL_NODE(_hw_usb, OID_AUTO, dwc_otg, CTLFLAG_RW, 0, "USB DWC OTG"); +#ifndef DWC_OTG_PHY_DEFAULT +#define DWC_OTG_PHY_DEFAULT DWC_OTG_PHY_ULPI +#endif + +static int dwc_otg_phy_type = DWC_OTG_PHY_DEFAULT; -SYSCTL_INT(_hw_usb_dwc_otg, OID_AUTO, use_hsic, CTLFLAG_RD | CTLFLAG_TUN, - &dwc_otg_use_hsic, 0, "DWC OTG uses HSIC interface"); -TUNABLE_INT("hw.usb.dwc_otg.use_hsic", &dwc_otg_use_hsic); +static SYSCTL_NODE(_hw_usb, OID_AUTO, dwc_otg, CTLFLAG_RW, 0, "USB DWC OTG"); +SYSCTL_INT(_hw_usb_dwc_otg, OID_AUTO, phy_type, CTLFLAG_RDTUN, + &dwc_otg_phy_type, 0, "DWC OTG PHY TYPE - 0/1/2 - ULPI/HSIC/INTERNAL"); +TUNABLE_INT("hw.usb.dwc_otg.phy_type", &dwc_otg_phy_type); #ifdef USB_DEBUG static int dwc_otg_debug; @@ -3762,8 +3769,9 @@ dwc_otg_init(struct dwc_otg_softc *sc) break; } - /* select HSIC or non-HSIC mode */ - if (dwc_otg_use_hsic) { + /* select HSIC, ULPI or internal PHY mode */ + switch (dwc_otg_phy_type) { + case DWC_OTG_PHY_HSIC: DWC_OTG_WRITE_4(sc, DOTG_GUSBCFG, GUSBCFG_PHYIF | GUSBCFG_TRD_TIM_SET(5) | temp); @@ -3775,7 +3783,8 @@ dwc_otg_init(struct dwc_otg_softc *sc) temp & ~GLPMCFG_HSIC_CONN); DWC_OTG_WRITE_4(sc, DOTG_GLPMCFG, temp | GLPMCFG_HSIC_CONN); - } else { + break; + case DWC_OTG_PHY_ULPI: DWC_OTG_WRITE_4(sc, DOTG_GUSBCFG, GUSBCFG_ULPI_UTMI_SEL | GUSBCFG_TRD_TIM_SET(5) | temp); @@ -3784,6 +3793,25 @@ dwc_otg_init(struct dwc_otg_softc *sc) temp = DWC_OTG_READ_4(sc, DOTG_GLPMCFG); DWC_OTG_WRITE_4(sc, DOTG_GLPMCFG, temp & ~GLPMCFG_HSIC_CONN); + break; + case DWC_OTG_PHY_INTERNAL: + DWC_OTG_WRITE_4(sc, DOTG_GUSBCFG, + GUSBCFG_PHYSEL | + GUSBCFG_TRD_TIM_SET(5) | temp); + DWC_OTG_WRITE_4(sc, DOTG_GOTGCTL, 0); + + temp = DWC_OTG_READ_4(sc, DOTG_GLPMCFG); + DWC_OTG_WRITE_4(sc, DOTG_GLPMCFG, + temp & ~GLPMCFG_HSIC_CONN); + + temp = DWC_OTG_READ_4(sc, DOTG_GGPIO); + temp &= ~(DOTG_GGPIO_NOVBUSSENS | DOTG_GGPIO_I2CPADEN); + temp |= (DOTG_GGPIO_VBUSASEN | DOTG_GGPIO_VBUSBSEN | + DOTG_GGPIO_PWRDWN); + DWC_OTG_WRITE_4(sc, DOTG_GGPIO, temp); + break; + default: + break; } /* clear global nak */ @@ -3803,9 +3831,6 @@ dwc_otg_init(struct dwc_otg_softc *sc) /* wait 10ms */ usb_pause_mtx(&sc->sc_bus.bus_mtx, hz / 100); - /* pull up D+ */ - dwc_otg_pull_up(sc); - temp = DWC_OTG_READ_4(sc, DOTG_GHWCFG3); sc->sc_fifo_size = 4 * GHWCFG3_DFIFODEPTH_GET(temp); @@ -4544,11 +4569,15 @@ tr_handle_set_port_feature: /* nops */ break; case UHF_PORT_POWER: + sc->sc_flags.port_powered = 1; if (sc->sc_mode == DWC_MODE_HOST || sc->sc_mode == DWC_MODE_OTG) { sc->sc_hprt_val |= HPRT_PRTPWR; DWC_OTG_WRITE_4(sc, DOTG_HPRT, sc->sc_hprt_val); } - sc->sc_flags.port_powered = 1; + if (sc->sc_mode == DWC_MODE_DEVICE || sc->sc_mode == DWC_MODE_OTG) { + /* pull up D+, if any */ + dwc_otg_pull_up(sc); + } break; default: err = USB_ERR_IOERROR; |
