drivers/usb/usbb_regs.h

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#ifndef USBB_REGS_H_INCLUDED
#define USBB_REGS_H_INCLUDED

#include <stdint.h>

#define USBB_DMA_NEXTDESC       0x0000  
#define USBB_DMA_ADDR           0x0004  
#define USBB_DMA_CONTROL        0x0008  
# define USBB_DMA_CH_EN                 (1 <<  0)       
# define USBB_DMA_LD_NXT_CH_DESC_EN     (1 <<  1)       
# define USBB_DMA_BUFF_CLOSE_IN_EN      (1 <<  2)       
# define USBB_DMA_DMAEND_EN             (1 <<  3)       
# define USBB_DMA_EOT                   (1 <<  4)       
# define USBB_DMA_EOBUFF                (1 <<  5)       
# define USBB_DMA_DESC_LD               (1 <<  6)       
# define USBB_DMA_BURST_LOCK_EN         (1 <<  7)       
# define USBB_DMA_BYTE_LEN(x)           ((x) << 16)     
# define USBB_DMA_GET_BYTE_LEN(reg)     (((reg) >> 16) & 0xffff)

#define USBB_DMA_STATUS         0x000c  
# define USBB_DMA_CH_ACTIVE             (1 <<  1)       



#define USBB_UDC_UDCON          0x0000  
# define USBB_UDCON_UADD(addr)          ((addr) <<  0)  
# define USBB_UDCON_UADD_MASK           (0x7f <<  0)
# define USBB_UDCON_ADDEN               (1 <<  7)       
# define USBB_UDCON_DETACH              (1 <<  8)       
# define USBB_UDCON_RMWKUP              (1 <<  9)       
# define USBB_UDCON_SPDCONF_MASK        (3 << 10)       
#  define USBB_UDCON_SPDCONF_NORMAL     (0 << 10)       
#  define USBB_UDCON_SPDCONF_FULL       (3 << 10)       
# define USBB_UDCON_LS                  (1 << 12)       
# define USBB_UDCON_TSTJ                (1 << 13)       
# define USBB_UDCON_TSTK                (1 << 14)       
# define USBB_UDCON_TSTPCKT             (1 << 15)       
# define USBB_UDCON_OPMODE2             (1 << 16)       


#define USBB_UDC_UDINT          0x0004  
#define USBB_UDC_UDINTCLR       0x0008  
#define USBB_UDC_UDINTSET       0x000c  
#define USBB_UDC_UDINTE         0x0010  
#define USBB_UDC_UDINTECLR      0x0014  
#define USBB_UDC_UDINTESET      0x0018  
# define USBB_UDINT_SUSP                (1 <<  0)       
# define USBB_UDINT_MSOF                (1 <<  1)       
# define USBB_UDINT_SOF                 (1 <<  2)       
# define USBB_UDINT_EORST               (1 <<  3)       
# define USBB_UDINT_WAKEUP              (1 <<  4)       
# define USBB_UDINT_EORSM               (1 <<  5)       
# define USBB_UDINT_UPRSM               (1 <<  6)       
# define USBB_UDINT_EP(x)               (1 << ((x) + 12)) 
# define USBB_UDINT_DMA(x)              (1 << ((x) + 24)) 

#define USBB_UDC_UERST          0x001c  
# define USBB_UERST_EPEN(x)             (1 << ((x) +  0)) 
# define USBB_UERST_EPRST(x)            (1 << ((x) + 16)) 

#define USBB_UDC_UDFNUM         0x0020  
# define USBB_UDFNUM_GET_MFNUM(reg)     ((reg) & 7)     
# define USBB_UDFNUM_GET_FNUM(reg)      (((reg) >> 3) & 0x7ff) 
# define USBB_UDFNUM_FNCERR             (1 << 15)       

#define USBB_UDC_UDTST1         0x0024  
#define USBB_UDC_UDTST2         0x0028  


#define USBB_UDC_UECFG(x)       (0x100 + (x) * 4)       
# define USBB_UECFG_ALLOC               (1 <<  1)       
# define USBB_UECFG_EPBK(x)             ((x) << 2)      
# define USBB_UECFG_EPSIZE(x)           ((x) << 4)      
# define USBB_UECFG_EPDIR_OUT           (0 <<  8)       
# define USBB_UECFG_EPDIR_IN            (1 <<  8)       
# define USBB_UECFG_EPAUTOSW            (1 <<  9)       
# define USBB_UECFG_EPTYPE(x)           ((x) << 11)     
# define USBB_UECFG_NBTRANS(x)          ((x) << 13)     

#define USBB_UDC_UESTA(x)       (0x130 + (x) * 4)       
#define USBB_UDC_UESTACLR(x)    (0x160 + (x) * 4)       
#define USBB_UDC_UESTASET(x)    (0x190 + (x) * 4)       
# define USBB_UESTA_GET_DTSEQ(x)        (((x) >> 8) & 3) 
# define USBB_UESTA_GET_NBUSYBK(x)      (((x) >> 12) & 3) 
# define USBB_UESTA_GET_CURRBK(x)       (((x) >> 14) & 3) 
# define USBB_UESTA_RWALL               (1 << 16)       
# define USBB_UESTA_CTRLDIR_IN          (1 << 17)       
# define USBB_UESTA_CFGOK               (1 << 18)       
# define USBB_UESTA_GET_BYCT(x)         (((x) >> 20) & 0x7ff) 

#define USBB_UDC_UECON(x)       (0x1c0 + (x) * 4)       
#define USBB_UDC_UECONSET(x)    (0x1f0 + (x) * 4)       
#define USBB_UDC_UECONCLR(x)    (0x220 + (x) * 4)       
# define USBB_UECON_MDATAE              (1 <<  8)       
# define USBB_UECON_DATAXE              (1 <<  9)       
# define USBB_UECON_NBUSYBKE            (1 << 12)       
# define USBB_UECON_KILLBK              (1 << 13)       
# define USBB_UECON_FIFOCON             (1 << 14)       
# define USBB_UECON_EPDISHDMA           (1 << 16)       
# define USBB_UECON_NYETDIS             (1 << 17)       
# define USBB_UECON_RSTDT               (1 << 18)       
# define USBB_UECON_STALLRQ             (1 << 19)       


# define USBB_EP_TXINI                  (1 <<  0)       
# define USBB_EP_RXOUTI                 (1 <<  1)       
# define USBB_EP_RXSTPI                 (1 <<  2)       
# define USBB_EP_UNDERFI                (1 <<  2)       
# define USBB_EP_NAKOUTI                (1 <<  3)       
# define USBB_EP_HBISOINERRI            (1 <<  3)       
# define USBB_EP_NAKINI                 (1 <<  4)       
# define USBB_EP_HBISOFLUSHI            (1 <<  4)       
# define USBB_EP_OVERFI                 (1 <<  5)       
# define USBB_EP_STALLEDI               (1 <<  6)       
# define USBB_EP_CRCERRI                (1 <<  6)       
# define USBB_EP_SHORTI                 (1 <<  7)       
# define USBB_EP_ERRORTRANSI            (1 << 10)       





#define USBB_HOST_UHCON         0x0400  
#define USBB_HOST_UHINT         0x0404  
#define USBB_HOST_UHINTCLR      0x0408  
#define USBB_HOST_UHINTSET      0x040c  
#define USBB_HOST_UHINTE        0x0410  
#define USBB_HOST_UHINTECLR     0x0414  
#define USBB_HOST_UHINTESET     0x0418  
#define USBB_HOST_UPRST         0x041c  
#define USBB_HOST_UHFNUM        0x0420  
#define USBB_HOST_UHADDR1       0x0424  
#define USBB_HOST_UHADDR2       0x0428  


#define USBB_HOST_UPCFG(x)      (0x500 + 4 * (x))       
#define USBB_HOST_UPSTA(x)      (0x530 + 4 * (x))       
#define USBB_HOST_UPSTACLR(x)   (0x560 + 4 * (x))       
#define USBB_HOST_UPSTASET(x)   (0x590 + 4 * (x))       
#define USBB_HOST_UPCON(x)      (0x5c0 + 4 * (x))       
#define USBB_HOST_UPCONSET(x)   (0x5f0 + 4 * (x))       
#define USBB_HOST_UPCONCLR(x)   (0x620 + 4 * (x))       
#define USBB_HOST_UPINRQ(x)     (0x650 + 4 * (x))       
#define USBB_HOST_UPERR(x)      (0x680 + 4 * (x))       




#define USBB_CORE_USBCON        0x0800  
# define USBB_USBCON_VBUSHWC            (1 <<  8)       
# define USBB_USBCON_SRPSEL             (1 <<  9)       
# define USBB_USBCON_SRPREQ             (1 << 10)       
# define USBB_USBCON_HNPREQ             (1 << 11)       
# define USBB_USBCON_OTGPADE            (1 << 12)       
# define USBB_USBCON_VBUSPO             (1 << 13)       
# define USBB_USBCON_FRZCLK             (1 << 14)       
# define USBB_USBCON_USBE               (1 << 15)       
# define USBB_USBCON_TIMVALUE(x)        ((x) << 16)     
# define USBB_USBCON_TIMPAGE(x)         ((x) << 20)     
# define USBB_USBCON_UNLOCK             (1 << 22)       
# define USBB_USBCON_UIDE               (1 << 24)       
# define USBB_USBCON_UIMOD_HOST         (0 << 25)       
# define USBB_USBCON_UIMOD_DEVICE       (1 << 25)       

#define USBB_CORE_USBSTA        0x0804  
#define USBB_CORE_USBSTACLR     0x0808  
#define USBB_CORE_USBSTASET     0x080c  
# define USBB_USBSTA_VBUSRQ             (1 <<  9)       
# define USBB_USBSTA_ID                 (1 << 10)       
# define USBB_USBSTA_VBUS               (1 << 11)       
# define USBB_USBSTA_SPEED_MASK         (3 << 12)       
#  define USBB_USBSTA_SPEED_FULL        (0 << 12)       
#  define USBB_USBSTA_SPEED_HIGH        (1 << 12)       
#  define USBB_USBSTA_SPEED_LOW         (2 << 12)       
# define USBB_USBSTA_CLKUSABLE          (1 << 14)       


# define USBB_IDTI                      (1 <<  0)       
# define USBB_VBUSTI                    (1 <<  1)       
# define USBB_SRPI                      (1 <<  2)       
# define USBB_VBERRI                    (1 <<  3)       
# define USBB_BCERRI                    (1 <<  4)       
# define USBB_ROLEEXI                   (1 <<  5)       
# define USBB_HNPERRI                   (1 <<  6)       
# define USBB_STOI                      (1 <<  7)       

#define USBB_CORE_USBFSM        0x082c  



struct usbb_dma_desc {
        uint32_t        next;
        uint32_t        buf_addr;
        uint32_t        control;
};

/* Register access macros */
#define usbb_read_reg(reg)                                              \
        mmio_read32((void *)(USBB_REGS_BASE + USBB_CORE_##reg))
#define usbb_write_reg(reg, value)                                      \
        mmio_write32((void *)(USBB_REGS_BASE + USBB_CORE_##reg), value)

#define usbb_udc_read_reg(reg)                                          \
        mmio_read32((void *)(USBB_REGS_BASE + USBB_UDC_##reg))
#define usbb_udc_write_reg(reg, value)                                  \
        mmio_write32((void *)(USBB_REGS_BASE + USBB_UDC_##reg), value)

#define usbb_udc_dma_read_reg(ep, reg)                                  \
        mmio_read32((void *)(USBB_REGS_BASE + 0x300 + (ep) * 0x10       \
                                + USBB_DMA_##reg))
#define usbb_udc_dma_write_reg(ep, reg, value)                          \
        mmio_write32((void *)(USBB_REGS_BASE + 0x300 + (ep) * 0x10      \
                                + USBB_DMA_##reg), value)

/* Get the FIFO address of an endpoint */
#define usbb_ep_fifo(ep)        ((void *)(USBB_FIFO_BASE + ep * 0x10000))

#endif /* USBB_REGS_H_INCLUDED */

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