diff options
Diffstat (limited to 'Platform/Marvell/Drivers/SdMmc/XenonDxe/SdMmcPciHci.c')
| -rw-r--r-- | Platform/Marvell/Drivers/SdMmc/XenonDxe/SdMmcPciHci.c | 31 |
1 files changed, 18 insertions, 13 deletions
diff --git a/Platform/Marvell/Drivers/SdMmc/XenonDxe/SdMmcPciHci.c b/Platform/Marvell/Drivers/SdMmc/XenonDxe/SdMmcPciHci.c index ccbf355016..1f4abd18a6 100644 --- a/Platform/Marvell/Drivers/SdMmc/XenonDxe/SdMmcPciHci.c +++ b/Platform/Marvell/Drivers/SdMmc/XenonDxe/SdMmcPciHci.c @@ -22,12 +22,14 @@ @param[in] Slot The slot number of the SD card to send the command to.
@param[in] Capability The buffer to store the capability data.
+ @param[in] BaseClkFreq The base clock frequency of host controller in MHz.
**/
VOID
DumpCapabilityReg (
IN UINT8 Slot,
- IN SD_MMC_HC_SLOT_CAP *Capability
+ IN SD_MMC_HC_SLOT_CAP *Capability,
+ IN UINT32 BaseClkFreq
)
{
//
@@ -35,7 +37,10 @@ DumpCapabilityReg ( //
DEBUG ((DEBUG_INFO, " == Slot [%d] Capability is 0x%x ==\n", Slot, Capability));
DEBUG ((DEBUG_INFO, " Timeout Clk Freq %d%a\n", Capability->TimeoutFreq, (Capability->TimeoutUnit) ? "MHz" : "KHz"));
- DEBUG ((DEBUG_INFO, " Base Clk Freq %dMHz\n", Capability->BaseClkFreq));
+ if (Capability->BaseClkFreq != BaseClkFreq) {
+ DEBUG ((DEBUG_INFO, " Controller register value overriden:\n"));
+ }
+ DEBUG ((DEBUG_INFO, " Base Clk Freq %dMHz\n", BaseClkFreq));
DEBUG ((DEBUG_INFO, " Max Blk Len %dbytes\n", 512 * (1 << Capability->MaxBlkLen)));
DEBUG ((DEBUG_INFO, " 8-bit Support %a\n", Capability->BusWidth8 ? "TRUE" : "FALSE"));
DEBUG ((DEBUG_INFO, " ADMA2 Support %a\n", Capability->Adma2 ? "TRUE" : "FALSE"));
@@ -678,7 +683,7 @@ SdMmcHcStopClock ( @param[in] PciIo The PCI IO protocol instance.
@param[in] Slot The slot number of the SD card to send the command to.
@param[in] ClockFreq The max clock frequency to be set. The unit is KHz.
- @param[in] Capability The capability of the slot.
+ @param[in] BaseClkFreq The base clock frequency of host controller in MHz.
@retval EFI_SUCCESS The clock is supplied successfully.
@retval Others The clock isn't supplied successfully.
@@ -689,11 +694,10 @@ SdMmcHcClockSupply ( IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT8 Slot,
IN UINT64 ClockFreq,
- IN SD_MMC_HC_SLOT_CAP Capability
+ IN UINT32 BaseClkFreq
)
{
EFI_STATUS Status;
- UINT32 BaseClkFreq;
UINT32 SettingFreq;
UINT32 Divisor;
UINT32 Remainder;
@@ -703,9 +707,8 @@ SdMmcHcClockSupply ( //
// Calculate a divisor for SD clock frequency
//
- ASSERT (Capability.BaseClkFreq != 0);
+ ASSERT (BaseClkFreq != 0);
- BaseClkFreq = Capability.BaseClkFreq;
if (ClockFreq == 0) {
return EFI_INVALID_PARAMETER;
}
@@ -896,7 +899,7 @@ SdMmcHcSetBusWidth ( @param[in] PciIo The PCI IO protocol instance.
@param[in] Slot The slot number of the SD card to send the command to.
- @param[in] Capability The capability of the slot.
+ @param[in] BaseClkFreq The base clock frequency of host controller in MHz.
@retval EFI_SUCCESS The clock is supplied successfully.
@retval Others The clock isn't supplied successfully.
@@ -906,7 +909,7 @@ EFI_STATUS SdMmcHcInitClockFreq (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT8 Slot,
- IN SD_MMC_HC_SLOT_CAP Capability
+ IN UINT32 BaseClkFreq
)
{
EFI_STATUS Status;
@@ -915,7 +918,7 @@ SdMmcHcInitClockFreq ( //
// Calculate a divisor for SD clock frequency
//
- if (Capability.BaseClkFreq == 0) {
+ if (BaseClkFreq == 0) {
//
// Don't support get Base Clock Frequency information via another method
//
@@ -925,7 +928,7 @@ SdMmcHcInitClockFreq ( // Supply 400KHz clock frequency at initialization phase.
//
InitFreq = 400;
- Status = SdMmcHcClockSupply (PciIo, Slot, InitFreq, Capability);
+ Status = SdMmcHcClockSupply (PciIo, Slot, InitFreq, BaseClkFreq);
return Status;
}
@@ -1024,6 +1027,7 @@ SdMmcHcInitTimeoutCtrl ( @param[in] PciIo The PCI IO protocol instance.
@param[in] Slot The slot number of the SD card to send the command to.
@param[in] Capability The capability of the slot.
+ @param[in] BaseClkFreq The base clock frequency of host controller in MHz.
@retval EFI_SUCCESS The host controller is initialized successfully.
@retval Others The host controller isn't initialized successfully.
@@ -1033,12 +1037,13 @@ EFI_STATUS SdMmcHcInitHost (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT8 Slot,
- IN SD_MMC_HC_SLOT_CAP Capability
+ IN SD_MMC_HC_SLOT_CAP Capability,
+ IN UINT32 BaseClkFreq
)
{
EFI_STATUS Status;
- Status = SdMmcHcInitClockFreq (PciIo, Slot, Capability);
+ Status = SdMmcHcInitClockFreq (PciIo, Slot, BaseClkFreq);
if (EFI_ERROR (Status)) {
return Status;
}
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