NvOdmUsbUlpiHandle NvOdmUsbUlpiOpen(NvU32 Instance)
{
NvOdmUsbUlpi*pDevice = NULL;
NvU32 ClockInstances[MAX_CLOCKS];
NvU32 ClockFrequencies[MAX_CLOCKS];
NvU32 NumClocks;
pDevice = NvOdmOsAlloc(sizeof(NvOdmUsbUlpi));
if(pDevice == NULL)
return NULL;
if(!NvOdmExternalClockConfig(SMSC3317GUID, NV_FALSE, ClockInstances,
ClockFrequencies, &NumClocks))
{
NV_DRIVER_TRACE (("ERROR NvOdmUsbUlpiOpen: "
"NvOdmExternalClockConfig fail\n"));
goto ExitUlpiOdm;
}
NvOdmOsSleepMS(10);
if (!s_hGpio)
s_hGpio = NvOdmGpioOpen();
if (!s_hGpio)
{
NV_DRIVER_TRACE (("ERROR NvOdmUsbUlpiOpen: "
"Not able to open gpio handle\n"));
goto ExitUlpiOdm;
}
if (!s_hResetPin)
s_hResetPin = NvOdmGpioAcquirePinHandle(s_hGpio, ULPI_RESET_PORT,
ULPI_RESET_PIN);
if (!s_hResetPin)
{
NvOdmGpioClose(s_hGpio);
s_hGpio = NULL;
NV_DRIVER_TRACE (("ERROR NvOdmGpioAcquirePinHandle: "
"Not able to Acq pinhandle\n"));
goto ExitUlpiOdm;
}
// Pull high on RESETB ( 22nd pin of smsc3315)
// config as out put pin
NvOdmGpioConfig(s_hGpio,s_hResetPin, NvOdmGpioPinMode_Output);
// Set low to write high on ULPI_RESETB pin
NvOdmGpioSetState(s_hGpio, s_hResetPin, 0x01);
NvOdmGpioSetState(s_hGpio, s_hResetPin, 0x0);
NvOdmOsSleepMS(5);
NvOdmGpioSetState(s_hGpio, s_hResetPin, 0x01);
pDevice->CurrentGUID = SMSC3317GUID;
return pDevice;
ExitUlpiOdm:
NvOdmOsFree(pDevice);
return NULL;
}
NvOdmUsbUlpiHandle NvOdmUsbUlpiOpen(NvU32 Instance)
{
NvOdmUsbUlpi *pDevice = NULL;
NvU32 ClockInstances[MAX_CLOCKS];
NvU32 ClockFrequencies[MAX_CLOCKS];
NvU32 NumClocks;
NvOdmServicesGpioHandle hGpio;
NvOdmGpioPinHandle hResetPin;
NvU32 Port = NVODM_PORT('v');
NvU32 Pin = 1;
pDevice = NvOdmOsAlloc(sizeof(NvOdmUsbUlpi));
if (pDevice == NULL)
return NULL;
if(!NvOdmExternalClockConfig(SMSC3317GUID, NV_FALSE,
ClockInstances, ClockFrequencies, &NumClocks))
{
NvOdmOsDebugPrintf("NvOdmUsbUlpiOpen: NvOdmExternalClockConfig fail\n");
goto ExitUlpiOdm;
}
NvOdmOsSleepMS(10);
// Pull high on RESETB ( 22nd pin of smsc3315)
hGpio = NvOdmGpioOpen();
hResetPin = NvOdmGpioAcquirePinHandle(hGpio, Port, Pin);
// config as out put pin
NvOdmGpioConfig(hGpio,hResetPin, NvOdmGpioPinMode_Output);
// Set low to write high on ULPI_RESETB pin
NvOdmGpioSetState(hGpio, hResetPin, 0x01);
NvOdmGpioSetState(hGpio, hResetPin, 0x0);
NvOdmOsSleepMS(5);
NvOdmGpioSetState(hGpio, hResetPin, 0x01);
pDevice->CurrentGUID = SMSC3317GUID;
return pDevice;
ExitUlpiOdm:
NvOdmOsFree(pDevice);
return NULL;
}
NvOdmUsbUlpiHandle NvOdmUsbUlpiOpen(NvU32 Instance)
{
NvOdmUsbUlpi*pDevice = NULL;
NvU32 ClockInstances[MAX_CLOCKS];
NvU32 ClockFrequencies[MAX_CLOCKS];
NvU32 NumClocks;
#if defined(CONFIG_TEGRA_ODM_BETELGEUSE)
/* paul */
NvOdmInterruptHandler IntrHandler = (NvOdmInterruptHandler)UsbCurLimitGpioInterruptHandler;
/* end */
#endif
pDevice = NvOdmOsAlloc(sizeof(NvOdmUsbUlpi));
if(pDevice == NULL)
return NULL;
if(!NvOdmExternalClockConfig(SMSC3317GUID, NV_FALSE, ClockInstances,
ClockFrequencies, &NumClocks))
{
NV_DRIVER_TRACE (("ERROR NvOdmUsbUlpiOpen: "
"NvOdmExternalClockConfig fail\n"));
goto ExitUlpiOdm;
}
NvOdmOsSleepMS(10);
if (!s_hGpio)
s_hGpio = NvOdmGpioOpen();
if (!s_hGpio)
{
NV_DRIVER_TRACE (("ERROR NvOdmUsbUlpiOpen: "
"Not able to open gpio handle\n"));
goto ExitUlpiOdm;
}
if (!s_hResetPin)
s_hResetPin = NvOdmGpioAcquirePinHandle(s_hGpio, ULPI_RESET_PORT,
ULPI_RESET_PIN);
if (!s_hResetPin)
{
NvOdmGpioClose(s_hGpio);
s_hGpio = NULL;
NV_DRIVER_TRACE (("ERROR NvOdmGpioAcquirePinHandle: "
"Not able to Acq pinhandle\n"));
goto ExitUlpiOdm;
}
#if defined(CONFIG_TEGRA_ODM_BETELGEUSE)
if (!s_hOvrrCurPin)
s_hOvrrCurPin = NvOdmGpioAcquirePinHandle(s_hGpio, ULPI_OVRCURR_PORT,
ULPI_OVRCURR_PIN);
if (!s_hOvrrCurPin)
{
NvOdmGpioClose(s_hGpio);
s_hGpio = NULL;
NV_DRIVER_TRACE (("ERROR NvOdmGpioAcquirePinHandle: "
"Not able to Acq pinhandle\n"));
goto ExitUlpiOdm;
}
NvOdmGpioConfig(s_hGpio,s_hOvrrCurPin, NvOdmGpioPinMode_InputData);
#endif
// Pull high on RESETB ( 22nd pin of smsc3315)
// config as out put pin
NvOdmGpioConfig(s_hGpio,s_hResetPin, NvOdmGpioPinMode_Output);
// Set low to write high on ULPI_RESETB pin
NvOdmGpioSetState(s_hGpio, s_hResetPin, 0x01);
NvOdmGpioSetState(s_hGpio, s_hResetPin, 0x0);
NvOdmOsSleepMS(5);
NvOdmGpioSetState(s_hGpio, s_hResetPin, 0x01);
#if defined(BUG_CONFIG_TEGRA_ODM_BETELGEUSE)
/* paul merge smith begin */
/* create mutex for usb over current detect */
NvOsMutexCreate(&usbCurrLimit_lock);
#if 0
/* create /proc/usbCurrLimitInfo for user space read */ /* S_IRUGO */
create_proc_read_entry("usbCurrLimitInfo", S_IRWXUGO, NULL, tegra_usbCurrLimit_read_proc, NULL);
#else
procfile_init();
#endif
/* register interrupt handler for GPIO_PU3 status */
if (NvOdmGpioInterruptRegister(s_hGpio, &IntrHandle,
s_hOvrrCurPin, NvOdmGpioPinMode_InputInterruptLow,
IntrHandler, (void *)NULL, 0) == NV_FALSE)
{
NV_DRIVER_TRACE (("ERROR NvOdmGpioInterruptRegister: "
"Not able to register intr hdlr for s_hCurLimitPin\n"));
}
/* paul merge smith end */
#endif
pDevice->CurrentGUID = SMSC3317GUID;
return pDevice;
ExitUlpiOdm:
NvOdmOsFree(pDevice);
return NULL;
}
