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-rw-r--r--Omap35xxPkg/PciEmulation/PciEmulation.c62
1 files changed, 6 insertions, 56 deletions
diff --git a/Omap35xxPkg/PciEmulation/PciEmulation.c b/Omap35xxPkg/PciEmulation/PciEmulation.c
index 91761c451d..8620c05058 100644
--- a/Omap35xxPkg/PciEmulation/PciEmulation.c
+++ b/Omap35xxPkg/PciEmulation/PciEmulation.c
@@ -62,14 +62,13 @@ ConfigureUSBHost (
EFI_STATUS Status;
UINT8 Data = 0;
-#if 0
// Take USB host out of force-standby mode
- MmioWrite32 (UHH_SYSCONFIG, UHH_SYSCONFIG_MIDLEMODE_NO_STANDBY
+ MmioWrite32 (UHH_SYSCONFIG, UHH_SYSCONFIG_MIDLEMODE_NO_STANDBY
| UHH_SYSCONFIG_CLOCKACTIVITY_ON
| UHH_SYSCONFIG_SIDLEMODE_NO_STANDBY
| UHH_SYSCONFIG_ENAWAKEUP_ENABLE
| UHH_SYSCONFIG_AUTOIDLE_ALWAYS_RUN);
- MmioWrite32 (UHH_HOSTCONFIG, UHH_HOSTCONFIG_P3_CONNECT_STATUS_DISCONNECT
+ MmioWrite32 (UHH_HOSTCONFIG, UHH_HOSTCONFIG_P3_CONNECT_STATUS_DISCONNECT
| UHH_HOSTCONFIG_P2_CONNECT_STATUS_DISCONNECT
| UHH_HOSTCONFIG_P1_CONNECT_STATUS_DISCONNECT
| UHH_HOSTCONFIG_ENA_INCR_ALIGN_DISABLE
@@ -79,24 +78,10 @@ ConfigureUSBHost (
| UHH_HOSTCONFIG_AUTOPPD_ON_OVERCUR_EN_ON
| UHH_HOSTCONFIG_P1_ULPI_BYPASS_ULPI_MODE);
- // USB reset (GPIO 147 - Port 5 pin 19) output high
- MmioAnd32(GPIO5_BASE + GPIO_OE, ~BIT19);
- MmioWrite32 (GPIO5_BASE + GPIO_SETDATAOUT, BIT19);
-
- // Get the Power IC protocol.
- Status = gBS->LocateProtocol(&gEmbeddedExternalDeviceProtocolGuid, NULL, (VOID **)&gTPS65950);
- ASSERT_EFI_ERROR(Status);
-
- //Enable power to the USB host.
- Status = gTPS65950->Read(gTPS65950, EXTERNAL_DEVICE_REGISTER(I2C_ADDR_GRP_ID3, LEDEN), 1, &Data);
- ASSERT_EFI_ERROR(Status);
-
- //LEDAON & LEDAPWM control the power to the USB host so enable those bits.
- Data |= (LEDAON | LEDAPWM);
+ // USB reset (GPIO 147 - Port 5 pin 19) output high
+ MmioAnd32(GPIO5_BASE + GPIO_OE, ~BIT19);
+ MmioWrite32 (GPIO5_BASE + GPIO_SETDATAOUT, BIT19);
- Status = gTPS65950->Write(gTPS65950, EXTERNAL_DEVICE_REGISTER(I2C_ADDR_GRP_ID3, LEDEN), 1, &Data);
- ASSERT_EFI_ERROR(Status);
-#else
// Get the Power IC protocol.
Status = gBS->LocateProtocol(&gEmbeddedExternalDeviceProtocolGuid, NULL, (VOID **)&gTPS65950);
ASSERT_EFI_ERROR(Status);
@@ -110,44 +95,9 @@ ConfigureUSBHost (
Status = gTPS65950->Write(gTPS65950, EXTERNAL_DEVICE_REGISTER(I2C_ADDR_GRP_ID3, LEDEN), 1, &Data);
ASSERT_EFI_ERROR(Status);
-
- // USB reset (GPIO 147 - Port 5 pin 19) output low
- MmioAnd32 (GPIO5_BASE + GPIO_OE, ~BIT19);
- MmioWrite32 (GPIO5_BASE + GPIO_CLEARDATAOUT, BIT19);
-
- // Turn on functional & interface clocks to the USBHOST power domain
- MmioOr32 (CM_FCLKEN_USBHOST, CM_FCLKEN_USBHOST_EN_USBHOST2_ENABLE | CM_FCLKEN_USBHOST_EN_USBHOST1_ENABLE);
- MmioOr32 (CM_ICLKEN_USBHOST, CM_ICLKEN_USBHOST_EN_USBHOST_ENABLE);
- // Wait for clock to become active
- while (0 == (MmioRead32 (CM_CLKSTST_USBHOST) & 1));
-
-
-
- // Take USB host out of force-standby mode
- MmioWrite32 (UHH_SYSCONFIG, UHH_SYSCONFIG_MIDLEMODE_NO_STANDBY
- | UHH_SYSCONFIG_CLOCKACTIVITY_ON
- | UHH_SYSCONFIG_ENAWAKEUP_ENABLE
- | UHH_SYSCONFIG_SOFTRESET
- );
- while ((MmioRead32 (UHH_SYSSTATUS) & UHH_SYSSTATUS_RESETDONE) != UHH_SYSSTATUS_RESETDONE);
-
- MmioWrite32 (UHH_SYSCONFIG, UHH_SYSCONFIG_CLOCKACTIVITY_ON
- | UHH_SYSCONFIG_SIDLEMODE_NO_STANDBY
- | UHH_SYSCONFIG_ENAWAKEUP_ENABLE
- );
-
-
- MmioWrite32 (UHH_HOSTCONFIG, UHH_HOSTCONFIG_ENA_INCR16_ENABLE
- | UHH_HOSTCONFIG_ENA_INCR8_ENABLE
- | UHH_HOSTCONFIG_ENA_INCR4_ENABLE
- );
-
- // USB reset output high
- MmioWrite32 (GPIO5_BASE + GPIO_SETDATAOUT, BIT19);
-
-#endif
}
+
EFI_STATUS
PciIoPollMem (
IN EFI_PCI_IO_PROTOCOL *This,