| /* |
| * FIXME correct answer depends on hmc_mode, |
| * as does (on omap1) any nonzero value for config->otg port number |
| */ |
| #if IS_ENABLED(CONFIG_USB_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) |
