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Diffstat (limited to 'Omap35xxPkg/Gpio/Gpio.c')
-rw-r--r--Omap35xxPkg/Gpio/Gpio.c270
1 files changed, 135 insertions, 135 deletions
diff --git a/Omap35xxPkg/Gpio/Gpio.c b/Omap35xxPkg/Gpio/Gpio.c
index 33786aeee..c64e6be7b 100644
--- a/Omap35xxPkg/Gpio/Gpio.c
+++ b/Omap35xxPkg/Gpio/Gpio.c
@@ -1,135 +1,135 @@
-/** @file
-
- Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
-
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include <Uefi.h>
-
-#include <Library/IoLib.h>
-#include <Library/OmapLib.h>
-#include <Library/UefiBootServicesTableLib.h>
-
-#include <Protocol/EmbeddedGpio.h>
-
-#include <Omap3530/Omap3530.h>
-
-EFI_STATUS
-Get (
- IN EMBEDDED_GPIO *This,
- IN EMBEDDED_GPIO_PIN Gpio,
- OUT UINTN *Value
- )
-{
- UINTN Port;
- UINTN Pin;
- UINT32 DataInRegister;
-
- if (Value == NULL)
- {
- return EFI_UNSUPPORTED;
- }
-
- Port = GPIO_PORT(Gpio);
- Pin = GPIO_PIN(Gpio);
-
- DataInRegister = GpioBase(Port) + GPIO_DATAIN;
-
- if (MmioRead32 (DataInRegister) & GPIO_DATAIN_MASK(Pin)) {
- *Value = 1;
- } else {
- *Value = 0;
- }
-
- return EFI_SUCCESS;
-}
-
-EFI_STATUS
-Set (
- IN EMBEDDED_GPIO *This,
- IN EMBEDDED_GPIO_PIN Gpio,
- IN EMBEDDED_GPIO_MODE Mode
- )
-{
- UINTN Port;
- UINTN Pin;
- UINT32 OutputEnableRegister;
- UINT32 SetDataOutRegister;
- UINT32 ClearDataOutRegister;
-
- Port = GPIO_PORT(Gpio);
- Pin = GPIO_PIN(Gpio);
-
- OutputEnableRegister = GpioBase(Port) + GPIO_OE;
- SetDataOutRegister = GpioBase(Port) + GPIO_SETDATAOUT;
- ClearDataOutRegister = GpioBase(Port) + GPIO_CLEARDATAOUT;
-
- switch (Mode)
- {
- case GPIO_MODE_INPUT:
- MmioAndThenOr32(OutputEnableRegister, ~GPIO_OE_MASK(Pin), GPIO_OE_INPUT(Pin));
- break;
-
- case GPIO_MODE_OUTPUT_0:
- MmioWrite32 (ClearDataOutRegister, GPIO_CLEARDATAOUT_BIT(Pin));
- MmioAndThenOr32(OutputEnableRegister, ~GPIO_OE_MASK(Pin), GPIO_OE_OUTPUT(Pin));
- break;
-
- case GPIO_MODE_OUTPUT_1:
- MmioWrite32 (SetDataOutRegister, GPIO_SETDATAOUT_BIT(Pin));
- MmioAndThenOr32(OutputEnableRegister, ~GPIO_OE_MASK(Pin), GPIO_OE_OUTPUT(Pin));
- break;
-
- default:
- return EFI_UNSUPPORTED;
- }
-
- return EFI_SUCCESS;
-}
-
-EFI_STATUS
-GetMode (
- IN EMBEDDED_GPIO *This,
- IN EMBEDDED_GPIO_PIN Gpio,
- OUT EMBEDDED_GPIO_MODE *Mode
- )
-{
- return EFI_UNSUPPORTED;
-}
-
-EFI_STATUS
-SetPull (
- IN EMBEDDED_GPIO *This,
- IN EMBEDDED_GPIO_PIN Gpio,
- IN EMBEDDED_GPIO_PULL Direction
- )
-{
- return EFI_UNSUPPORTED;
-}
-
-EMBEDDED_GPIO Gpio = {
- Get,
- Set,
- GetMode,
- SetPull
-};
-
-EFI_STATUS
-GpioInitialize (
- IN EFI_HANDLE ImageHandle,
- IN EFI_SYSTEM_TABLE *SystemTable
- )
-{
- EFI_STATUS Status;
-
- Status = gBS->InstallMultipleProtocolInterfaces(&ImageHandle, &gEmbeddedGpioProtocolGuid, &Gpio, NULL);
- return Status;
-}
+/** @file
+
+ Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
+
+ This program and the accompanying materials
+ are licensed and made available under the terms and conditions of the BSD License
+ which accompanies this distribution. The full text of the license may be found at
+ http://opensource.org/licenses/bsd-license.php
+
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#include <Uefi.h>
+
+#include <Library/IoLib.h>
+#include <Library/OmapLib.h>
+#include <Library/UefiBootServicesTableLib.h>
+
+#include <Protocol/EmbeddedGpio.h>
+
+#include <Omap3530/Omap3530.h>
+
+EFI_STATUS
+Get (
+ IN EMBEDDED_GPIO *This,
+ IN EMBEDDED_GPIO_PIN Gpio,
+ OUT UINTN *Value
+ )
+{
+ UINTN Port;
+ UINTN Pin;
+ UINT32 DataInRegister;
+
+ if (Value == NULL)
+ {
+ return EFI_UNSUPPORTED;
+ }
+
+ Port = GPIO_PORT(Gpio);
+ Pin = GPIO_PIN(Gpio);
+
+ DataInRegister = GpioBase(Port) + GPIO_DATAIN;
+
+ if (MmioRead32 (DataInRegister) & GPIO_DATAIN_MASK(Pin)) {
+ *Value = 1;
+ } else {
+ *Value = 0;
+ }
+
+ return EFI_SUCCESS;
+}
+
+EFI_STATUS
+Set (
+ IN EMBEDDED_GPIO *This,
+ IN EMBEDDED_GPIO_PIN Gpio,
+ IN EMBEDDED_GPIO_MODE Mode
+ )
+{
+ UINTN Port;
+ UINTN Pin;
+ UINT32 OutputEnableRegister;
+ UINT32 SetDataOutRegister;
+ UINT32 ClearDataOutRegister;
+
+ Port = GPIO_PORT(Gpio);
+ Pin = GPIO_PIN(Gpio);
+
+ OutputEnableRegister = GpioBase(Port) + GPIO_OE;
+ SetDataOutRegister = GpioBase(Port) + GPIO_SETDATAOUT;
+ ClearDataOutRegister = GpioBase(Port) + GPIO_CLEARDATAOUT;
+
+ switch (Mode)
+ {
+ case GPIO_MODE_INPUT:
+ MmioAndThenOr32(OutputEnableRegister, ~GPIO_OE_MASK(Pin), GPIO_OE_INPUT(Pin));
+ break;
+
+ case GPIO_MODE_OUTPUT_0:
+ MmioWrite32 (ClearDataOutRegister, GPIO_CLEARDATAOUT_BIT(Pin));
+ MmioAndThenOr32(OutputEnableRegister, ~GPIO_OE_MASK(Pin), GPIO_OE_OUTPUT(Pin));
+ break;
+
+ case GPIO_MODE_OUTPUT_1:
+ MmioWrite32 (SetDataOutRegister, GPIO_SETDATAOUT_BIT(Pin));
+ MmioAndThenOr32(OutputEnableRegister, ~GPIO_OE_MASK(Pin), GPIO_OE_OUTPUT(Pin));
+ break;
+
+ default:
+ return EFI_UNSUPPORTED;
+ }
+
+ return EFI_SUCCESS;
+}
+
+EFI_STATUS
+GetMode (
+ IN EMBEDDED_GPIO *This,
+ IN EMBEDDED_GPIO_PIN Gpio,
+ OUT EMBEDDED_GPIO_MODE *Mode
+ )
+{
+ return EFI_UNSUPPORTED;
+}
+
+EFI_STATUS
+SetPull (
+ IN EMBEDDED_GPIO *This,
+ IN EMBEDDED_GPIO_PIN Gpio,
+ IN EMBEDDED_GPIO_PULL Direction
+ )
+{
+ return EFI_UNSUPPORTED;
+}
+
+EMBEDDED_GPIO Gpio = {
+ Get,
+ Set,
+ GetMode,
+ SetPull
+};
+
+EFI_STATUS
+GpioInitialize (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+{
+ EFI_STATUS Status;
+
+ Status = gBS->InstallMultipleProtocolInterfaces(&ImageHandle, &gEmbeddedGpioProtocolGuid, &Gpio, NULL);
+ return Status;
+}
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