hwinit.c

freescale i.mx31 BSP CE5.0全部源码

    
    if (state->PHCD) 
        RETAILMSG(1, (L"\t\tPHY Low Power Suspend - Clock Disable (PLPSCD) \r\n"));

    if (state->PFSC) 
        RETAILMSG(1, (L"\t\tPort Force Full Speed Connect \r\n"));

    RETAILMSG(1, (L"\t\tPort Speed: %x->", state->PSPD));
    switch (state->PSPD) {
        case 0:
            RETAILMSG(1, (L"\t\t\tFull Speed\r\n"));
            break;
        case 1:
            RETAILMSG(1, (L"\t\t\tLow Speed\r\n"));
            break;
        case 2:
            RETAILMSG(1, (L"\t\t\tHigh Speed\r\n"));
            break;
        case 3:
        default:
            RETAILMSG(1, (L"\t\t\tUndefined\r\n"));
            break;
    }
    RETAILMSG(1, (L"\t\tParallel Transceiver Width:%x->", state->PTW));
    if (state->PTW) 
        RETAILMSG(1, (L"\t\t\t16 bits\r\n"));
    else
        RETAILMSG(1, (L"\t\t\t8 bits\r\n"));
    if (state->STS) 
        RETAILMSG(1, (L"\t\tSerial Transceiver Select \r\n"));
    
    RETAILMSG(1, (L"\t\tParallel Transceiver Select:%x->", state->PTS));
    switch (state->PTS) {
        case 0:
            RETAILMSG(1, (L"\t\t\tUTMI/UTMI+\r\n"));
            break;
        case 1:
            RETAILMSG(1, (L"\t\t\tPhilips Classic\r\n"));
            break;
        case 2:
            RETAILMSG(1, (L"\t\t\tULPI\r\n"));
            break;
        case 3:
            RETAILMSG(1, (L"\t\t\tSerial/1.1 PHY (FS Only)\r\n"));
            break;
        default:
            RETAILMSG(1, (L"\t\t\tUndefined\r\n"));
            break;
    }                   
}


//-----------------------------------------------------------------------------
//
//  Function: DumpUSBRegs
//
//  This function is to dump the USB OTG Register detail
//
//  Parameters:
//     regs - Pointer to 3 USB Core Register
//     
//  Returns:
//     NULL
//
//-----------------------------------------------------------------------------
void DumpUSBRegs(PCSP_USB_REGS regs)
{
    static first=1;
    CSP_USB_REG *pReg;
    
    RETAILMSG(1, (L"Dump OTG Regs\r\n"));
    pReg=(PCSP_USB_REG)(&(regs->OTG));

    if (first) {
        RETAILMSG(1,(L"\tID(%xh)=%x\r\n",offset(CSP_USB_REG,ID), INREG32(&pReg->ID)));
        RETAILMSG(1,(L"\tHWGENERAL(%xh)=%x\r\n",offset(CSP_USB_REG,HWGENERAL),INREG32(&pReg->HWGENERAL)));
        RETAILMSG(1,(L"\tHWHOST(%xh)=%x\r\n",offset(CSP_USB_REG,HWHOST),INREG32(&pReg->HWHOST)));
        RETAILMSG(1,(L"\tHWDEVICE(%xh)=%x\r\n",offset(CSP_USB_REG,HWDEVICE),INREG32(&pReg->HWDEVICE)));
        RETAILMSG(1,(L"\tHWTXBUF(%xh)=%x\r\n",offset(CSP_USB_REG,HWTXBUF),INREG32(&pReg->HWTXBUF)));
        RETAILMSG(1,(L"\tHWRXBUF(%xh)=%x\r\n",offset(CSP_USB_REG,HWRXBUF),INREG32(&pReg->HWRXBUF)));
        RETAILMSG(1,(L"\tCAPLENGTH(%xh)=%x\r\n",offset(CSP_USB_REG,CAPLENGTH),INREG8(&pReg->CAPLENGTH)));
        RETAILMSG(1,(L"\tHCIVERSION(%xh)=%x\r\n",offset(CSP_USB_REG,HCIVERSION),INREG16(&pReg->HCIVERSION)));
        RETAILMSG(1,(L"\tHCSPARAMS(%xh)=%x\r\n",offset(CSP_USB_REG,HCSPARAMS),INREG32(&pReg->HCSPARAMS)));
        RETAILMSG(1,(L"\tHCCPARAMS(%xh)=%x\r\n",offset(CSP_USB_REG,HCCPARAMS),INREG32(&pReg->HCCPARAMS)));
        RETAILMSG(1,(L"\tDCIVERSION(%xh)=%x\r\n",offset(CSP_USB_REG,DCIVERSION),INREG16(&pReg->DCIVERSION)));
        RETAILMSG(1,(L"\tDCCPARAMS(%xh)=%x\r\n",offset(CSP_USB_REG,DCCPARAMS),INREG32(&pReg->DCCPARAMS)));
        first=0;
    }   
    RETAILMSG(1,(L"\tUSBCMD(%xh)=%x\r\n",offset(CSP_USB_REG,USBCMD),INREG32(&pReg->USBCMD)));
    RETAILMSG(1,(L"\tUSBSTS(%xh)=%x\r\n",offset(CSP_USB_REG,USBSTS),INREG32(&pReg->USBSTS)));
    RETAILMSG(1,(L"\tUSBINTR(%xh)=%x\r\n",offset(CSP_USB_REG,USBINTR),INREG32(&pReg->USBINTR)));
    RETAILMSG(1,(L"\tPORTSC(%xh)[0]=%x\r\n",offset(CSP_USB_REG,PORTSC[0]),INREG32(&pReg->PORTSC[0])));
    {
        USB_PORTSC_T state;
        DWORD * temp=(DWORD*)&state;
        *temp=INREG32(&pReg->PORTSC[0]);
        DumpDeviceState( & state);
    }
    RETAILMSG(1,(L"\tOTGSC(%xh)=%x\r\n",offset(CSP_USB_REG,OTGSC),INREG32(&pReg->OTGSC)));
    RETAILMSG(1,(L"\tUSBMODE(%xh)=%x\r\n",offset(CSP_USB_REG,USBMODE),INREG32(&pReg->USBMODE)));
    RETAILMSG(1,(L"\tULPI_VIEWPORT(%xh)=%x\r\n",offset(CSP_USB_REG,ULPI_VIEWPORT),INREG32(&pReg->ULPI_VIEWPORT)));

    RETAILMSG(1,(L"\t*********************\r\n"));
    RETAILMSG(1,(L"\tAddress of ASYNCLISTADDR at 0x%x\r\n", &pReg->T_158H.ASYNCLISTADDR));
    RETAILMSG(1,(L"\tASYNCLISTADDR(%xh)=%x\r\n",offset(CSP_USB_REG,T_158H),INREG32(&pReg->T_158H.ASYNCLISTADDR)));
    RETAILMSG(1,(L"\tENDPTSETUPSTAT(%xh)=%x\r\n",offset(CSP_USB_REG,ENDPTSETUPSTAT),INREG32(&pReg->ENDPTSETUPSTAT)));
    RETAILMSG(1,(L"\tENDPTPRIME(%xh)=%x\r\n",offset(CSP_USB_REG,ENDPTPRIME),INREG32(&pReg->ENDPTPRIME)));
    RETAILMSG(1,(L"\tENDPTFLUSH(%xh)=%x\r\n",offset(CSP_USB_REG,ENDPTFLUSH),INREG32(&pReg->ENDPTFLUSH)));
    RETAILMSG(1,(L"\tENDPTSTATUS(%xh)=%x\r\n",offset(CSP_USB_REG,ENDPTSTATUS),INREG32(&pReg->ENDPTSTATUS)));
    RETAILMSG(1,(L"\tENDPTCOMPLETE(%xh)=%x\r\n",offset(CSP_USB_REG,ENDPTCOMPLETE),INREG32(&pReg->ENDPTCOMPLETE)));
    RETAILMSG(1,(L"\tENDPTCTRL0(%xh)=%x\r\n",offset(CSP_USB_REG,ENDPTCTRL0),INREG32(&pReg->ENDPTCTRL0)));
    RETAILMSG(1,(L"\t*********************\r\n"));
    
    RETAILMSG(1,(L"\tUSB_CTRL(%xh)=%x\r\n",offset(CSP_USB_REGS,USB_CTRL),INREG32(&regs->USB_CTRL)));
    RETAILMSG(1,(L"\tUSB_OTG_MIRROR(%xh)=%x\r\n",offset(CSP_USB_REGS,USB_OTG_MIRROR),INREG32(&regs->USB_OTG_MIRROR)));

}

//-----------------------------------------------------------------------------
//
//  Function: ConfigOTGHost
//
//  This function is to configure host functionality on the USB OTG Core.
//
//  Parameters:
//     pRegs - Pointer to 3 USB Core Registers
//     
//  Returns:
//     NULL
//
//-----------------------------------------------------------------------------
static void ConfigOTGHost(CSP_USB_REGS *pRegs)
{
    USB_PORTSC_T portsc;
    USB_CTRL_T   ctrl;
    USB_USBMODE_T mode;
    USB_USBCMD_T cmd;
    DWORD *temp;
            

    //RETAILMSG(1, (TEXT("ConfigOTGHost\r\n")));
    //usb_otg_ulpi_interface_configure
    temp  = (DWORD *)&portsc;
    *temp = INREG32(&pRegs->OTG.PORTSC);
    portsc.LS  = 0x2;
    portsc.PTS = 0x2;
    OUTREG32(&pRegs->OTG.PORTSC, *temp);

    // usb_ulpi_interrupt_enable
    temp  = (DWORD *)&ctrl;
    *temp = INREG32(&pRegs->USB_CTRL);
    ctrl.OUIE = 1;
    OUTREG32(&pRegs->USB_CTRL, *temp);

    // usb_otg_interrupt_enable
    temp = (DWORD *)&ctrl;
    *temp = INREG32(&pRegs->USB_CTRL);
    ctrl.OWIE = 1;
    OUTREG32(&pRegs->USB_CTRL, *temp);

    // usb_otg_power_mask_enable
    temp = (DWORD *)&ctrl;
    *temp = INREG32(&pRegs->USB_CTRL);
    ctrl.OPM = 1;
    OUTREG32(&pRegs->USB_CTRL, *temp);

    // usb_bypass_inactive
    temp = (DWORD *)&ctrl;  
    *temp=0;
    ctrl.BPE=1;     //  Bypass Enable bit, clear it
    CLRREG32(&pRegs->USB_CTRL, *temp);

    // otg_setmode
    temp = (DWORD *)&cmd;
    *temp = INREG32(&pRegs->OTG.USBCMD);
    cmd.RST = 1;
    OUTREG32(&pRegs->OTG.USBCMD, *temp);
    
    while (INREG32(&pRegs->OTG.USBCMD)& (0x1 << 1))
    {
        //RETAILMSG(1, (TEXT("USBCMD = 0x%x\r\n"), INREG32(&pRegs->OTG.USBCMD)));
        Sleep(1000);
    }

    temp = (DWORD *)&mode;
    *temp = INREG32(&pRegs->OTG.USBMODE);
    mode.CM = 0x3;
    OUTREG32(&pRegs->OTG.USBMODE, *temp);

    Sleep(10);
    if ((INREG32(&pRegs->OTG.USBMODE)& 0x3) != 0x3)
    {
        //RETAILMSG(1, (TEXT("USBMode setting failure\r\n")));
        return;
    }

    // otg_power_on_port1
    if (INREG32(&pRegs->OTG.HCSPARAMS) &(0x1 << 4))
    {
        DWORD mask = (0x1<<1) + (0x1<<3)+(0x1<<5);
        CLRREG32(&pRegs->OTG.PORTSC, mask);
        temp = (DWORD *)&portsc;
        *temp = INREG32(&pRegs->OTG.PORTSC);
        portsc.PP = 1;      
        OUTREG32(&pRegs->OTG.PORTSC, *temp);
    }
    else
        RETAILMSG(1, (TEXT("Host does not control power\r\n")));

    //otg_controller_reset
    temp=(DWORD *)&cmd; 
    *temp=0;
    cmd.RST=1;  
    CLRREG32(&pRegs->OTG.USBCMD, *temp);
    *temp = INREG32(&pRegs->OTG.USBCMD);
    cmd.RST=1;
    OUTREG32(&pRegs->OTG.USBCMD, *temp);
    while (INREG32(&pRegs->OTG.USBCMD) & (0x1 << 1));

    temp = (DWORD *)&mode;
    *temp = INREG32(&pRegs->OTG.USBMODE);
    mode.CM = 0x3;
    OUTREG32(&pRegs->OTG.USBMODE, *temp);

    Sleep(10);  
    while ((INREG32(&pRegs->OTG.USBMODE)& 0x3) != 0x3);
}

//-----------------------------------------------------------------------------
//
//  Function: ConfigOTGClient
//
//  This function is to configure client functionality on the USB OTG Core.
//
//  Parameters:
//     pRegs - Pointer to 3 USB Core Registers
//     
//  Returns:
//     NULL
//
//-----------------------------------------------------------------------------
static void ConfigOTGClient(CSP_USB_REGS *regs)
{
    USB_PORTSC_T port;
    USB_USBMODE_T mode;
    USB_USBCMD_T cmd;
    USB_HCSPARAMS_T hcs;
    DWORD *temp;

    DEBUGMSG(1, (TEXT("ConfigOTGClient: Stop controller\r\n")));
    // Stop the controller first
    {
        temp = (DWORD *)&cmd;
        *temp = INREG32(&regs->OTG.USBCMD);
        cmd.RS = 0;
        OUTREG32(&regs->OTG.USBCMD, *temp);
        while ((INREG32(&regs->OTG.USBCMD) & 0x1) == 0x1){
            //RETAILMSG(1, (TEXT("USBCMD= 0x%x\r\n"), (INREG32(&(*regs)->OTG.USBCMD))));
            Sleep(100);
        }
    }

    DEBUGMSG(1, (TEXT("ConfigOTGClient: Reset\r\n")));
    // Do a reset first no matter what
    {
        temp = (DWORD *)&cmd;
        *temp = INREG32(&regs->OTG.USBCMD);
        cmd.RST = 1;
        OUTREG32(&regs->OTG.USBCMD, *temp);
        while ((INREG32(&regs->OTG.USBCMD) & 0x1<<1) == (0x1<<1)){
            //RETAILMSG(1, (TEXT("USBCMD= 0x%x\r\n"), (INREG32(&(*regs)->OTG.USBCMD))));
            Sleep(100);
        }
    }

    // Enable power for OTG on port 1
    temp=(DWORD *)&hcs;
    *temp=INREG32(&regs->OTG.HCSPARAMS);
    if (hcs.PPC) {
        WORD USB_OTG_PORTSC1_Write_MASK = (0x1<<1)+(0x1<<3)+(0x1<<5);   
        *temp=INREG32(&regs->OTG.PORTSC[0]);
        *temp&=~USB_OTG_PORTSC1_Write_MASK;
        *temp|=1<<12;
        SETREG32(&regs->OTG.PORTSC[0], *temp);
    }
        
    // reset the usb otg
    SETREG32(&regs->OTG.USBCMD, (1<<1));
    while(INREG32(&regs->OTG.USBCMD) & (0x1<<1));
        
    // Set USB Mode 
    temp=(DWORD *)&mode;
    *temp=0;
    //RETAILMSG(1, (TEXT("Set USB Mode to 2\r\n")));
    mode.CM=2;
    mode.SLOM=1;        // 2.3 hardware and later

    OUTREG32(&regs->OTG.USBMODE, *temp);
        
    // otg_itc_setup(0);
    temp=(DWORD *)&cmd;
    *temp=INREG32(&regs->OTG.USBCMD);
    cmd.ITC=0;
    OUTREG32(&regs->OTG.USBCMD, *temp);

    // otg_frindex_setup(1);
    OUTREG32(&regs->OTG.FRINDEX, 1);