/* * FIXME correct answer depends on hmc_mode, * as does (on omap1) any nonzero value for config->otg port number */ #ifdef CONFIG_USB_GADGET_OMAP #define is_usb0_device(config) 1 #else #define is_usb0_device(config) 0 #endif struct omap_usb_config { /* Configure drivers according to the connectors on your board: * - "A" connector (rectagular) * ... for host/OHCI use, set "register_host". * - "B" connector (squarish) or "Mini-B" * ... for device/gadget use, set "register_dev". * - "Mini-AB" connector (very similar to Mini-B) * ... for OTG use as device OR host, initialize "otg" */ unsigned register_host:1; unsigned register_dev:1; u8 otg; /* port number, 1-based: usb1 == 2 */ u8 hmc_mode; /* implicitly true if otg: host supports remote wakeup? */ u8 rwc; /* signaling pins used to talk to transceiver on usbN: * 0 == usbN unused * 2 == usb0-only, using internal transceiver * 3 == 3 wire bidirectional * 4 == 4 wire bidirectional * 6 == 6 wire unidirectional (or TLL) */ u8 pins[3]; struct platform_device *udc_device; struct platform_device *ohci_device; struct platform_device *otg_device; u32 (*usb0_init)(unsigned nwires, unsigned is_device); u32 (*usb1_init)(unsigned nwires); u32 (*usb2_init)(unsigned nwires, unsigned alt_pingroup); int (*ocpi_enable)(void); }; void omap_otg_init(struct omap_usb_config *config); #if defined(CONFIG_USB) || defined(CONFIG_USB_MODULE) void omap1_usb_init(struct omap_usb_config *pdata); #else static inline void omap1_usb_init(struct omap_usb_config *pdata) { } #endif #define OMAP1_OTG_BASE 0xfffb0400 #define OMAP1_UDC_BASE 0xfffb4000 #define OMAP1_OHCI_BASE 0xfffba000 #define OMAP2_OHCI_BASE 0x4805e000 #define OMAP2_UDC_BASE 0x4805e200 #define OMAP2_OTG_BASE 0x4805e300 #define OTG_BASE OMAP1_OTG_BASE #define UDC_BASE OMAP1_UDC_BASE #define OMAP_OHCI_BASE OMAP1_OHCI_BASE /* * OTG and transceiver registers, for OMAPs starting with ARM926 */ #define OTG_REV (OTG_BASE + 0x00) #define OTG_SYSCON_1 (OTG_BASE + 0x04) # define USB2_TRX_MODE(w) (((w)>>24)&0x07) # define USB1_TRX_MODE(w) (((w)>>20)&0x07) # define USB0_TRX_MODE(w) (((w)>>16)&0x07) # define OTG_IDLE_EN (1 << 15) # define HST_IDLE_EN (1 << 14) # define DEV_IDLE_EN (1 << 13) # define OTG_RESET_DONE (1 << 2) # define OTG_SOFT_RESET (1 << 1) #define OTG_SYSCON_2 (OTG_BASE + 0x08) # define OTG_EN (1 << 31) # define USBX_SYNCHRO (1 << 30) # define OTG_MST16 (1 << 29) # define SRP_GPDATA (1 << 28) # define SRP_GPDVBUS (1 << 27) # define SRP_GPUVBUS(w) (((w)>>24)&0x07) # define A_WAIT_VRISE(w) (((w)>>20)&0x07) # define B_ASE_BRST(w) (((w)>>16)&0x07) # define SRP_DPW (1 << 14) # define SRP_DATA (1 << 13) # define SRP_VBUS (1 << 12) # define OTG_PADEN (1 << 10) # define HMC_PADEN (1 << 9) # define UHOST_EN (1 << 8) # define HMC_TLLSPEED (1 << 7) # define HMC_TLLATTACH (1 << 6) # define OTG_HMC(w) (((w)>>0)&0x3f) #define OTG_CTRL (OTG_BASE + 0x0c) # define OTG_USB2_EN (1 << 29) # define OTG_USB2_DP (1 << 28) # define OTG_USB2_DM (1 << 27) # define OTG_USB1_EN (1 << 26) # define OTG_USB1_DP (1 << 25) # define OTG_USB1_DM (1 << 24) # define OTG_USB0_EN (1 << 23) # define OTG_USB0_DP (1 << 22) # define OTG_USB0_DM (1 << 21) # define OTG_ASESSVLD (1 << 20) # define OTG_BSESSEND (1 << 19) # define OTG_BSESSVLD (1 << 18) # define OTG_VBUSVLD (1 << 17) # define OTG_ID (1 << 16) # define OTG_DRIVER_SEL (1 << 15) # define OTG_A_SETB_HNPEN (1 << 12) # define OTG_A_BUSREQ (1 << 11) # define OTG_B_HNPEN (1 << 9) # define OTG_B_BUSREQ (1 << 8) # define OTG_BUSDROP (1 << 7) # define OTG_PULLDOWN (1 << 5) # define OTG_PULLUP (1 << 4) # define OTG_DRV_VBUS (1 << 3) # define OTG_PD_VBUS (1 << 2) # define OTG_PU_VBUS (1 << 1) # define OTG_PU_ID (1 << 0) #define OTG_IRQ_EN (OTG_BASE + 0x10) /* 16-bit */ # define DRIVER_SWITCH (1 << 15) # define A_VBUS_ERR (1 << 13) # define A_REQ_TMROUT (1 << 12) # define A_SRP_DETECT (1 << 11) # define B_HNP_FAIL (1 << 10) # define B_SRP_TMROUT (1 << 9) # define B_SRP_DONE (1 << 8) # define B_SRP_STARTED (1 << 7) # define OPRT_CHG (1 << 0) #define OTG_IRQ_SRC (OTG_BASE + 0x14) /* 16-bit */ // same bits as in IRQ_EN #define OTG_OUTCTRL (OTG_BASE + 0x18) /* 16-bit */ # define OTGVPD (1 << 14) # define OTGVPU (1 << 13) # define OTGPUID (1 << 12) # define USB2VDR (1 << 10) # define USB2PDEN (1 << 9) # define USB2PUEN (1 << 8) # define USB1VDR (1 << 6) # define USB1PDEN (1 << 5) # define USB1PUEN (1 << 4) # define USB0VDR (1 << 2) # define USB0PDEN (1 << 1) # define USB0PUEN (1 << 0) #define OTG_TEST (OTG_BASE + 0x20) /* 16-bit */ #define OTG_VENDOR_CODE (OTG_BASE + 0xfc) /* 16-bit */ /*-------------------------------------------------------------------------*/ /* OMAP1 */ #define USB_TRANSCEIVER_CTRL (0xfffe1000 + 0x0064) # define CONF_USB2_UNI_R (1 << 8) # define CONF_USB1_UNI_R (1 << 7) # define CONF_USB_PORT0_R(x) (((x)>>4)&0x7) # define CONF_USB0_ISOLATE_R (1 << 3) # define CONF_USB_PWRDN_DM_R (1 << 2) # define CONF_USB_PWRDN_DP_R (1 << 1)