diff options
| author | Bartosz Szczepanek <bsz@semihalf.com> | 2016-03-10 10:40:56 +0100 |
|---|---|---|
| committer | Leif Lindholm <leif.lindholm@linaro.org> | 2016-07-11 18:28:16 +0100 |
| commit | 6352ca5b27458815f3d36eb4ca32d6b4e7486762 (patch) | |
| tree | 89c5e28f01cf05b2ec2dc4cb3c4f26e0813a527d /Platforms | |
| parent | 88bbf0b326df7171c2640d8980b78ffb008ddc51 (diff) | |
Drivers/I2c: Add MvEeprom driver
MvEeprom driver produces MARVELL_EEPROM_PROTOCOL, which can be used by
other drivers or applications. Working EFI_I2C_IO_PROTOCOL is required
by driver to operate.
EEPROM devices' addresses need to be fed via 'PcdEepromI2cAddresses'.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Bartosz Szczepanek <bsz@semihalf.com>
Signed-off-by: Marcin Wojtas <mw@semihalf.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
Diffstat (limited to 'Platforms')
| -rw-r--r-- | Platforms/Marvell/Include/Protocol/Eeprom.h | 60 | ||||
| -rw-r--r-- | Platforms/Marvell/Marvell.dec | 5 |
2 files changed, 65 insertions, 0 deletions
diff --git a/Platforms/Marvell/Include/Protocol/Eeprom.h b/Platforms/Marvell/Include/Protocol/Eeprom.h new file mode 100644 index 0000000..2708f7d --- /dev/null +++ b/Platforms/Marvell/Include/Protocol/Eeprom.h @@ -0,0 +1,60 @@ +/********************************************************************************
+Copyright (C) 2016 Marvell International Ltd.
+
+Marvell BSD License Option
+
+If you received this File from Marvell, you may opt to use, redistribute and/or
+modify this File under the following licensing terms.
+Redistribution and use in source and binary forms, with or without modification,
+are permitted provided that the following conditions are met:
+
+* Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+
+* Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+
+* Neither the name of Marvell nor the names of its contributors may be
+ used to endorse or promote products derived from this software without
+ specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+*******************************************************************************/
+
+#ifndef __MARVELL_EEPROM_H__
+#define __MARVELL_EEPROM_H__
+
+#define MARVELL_EEPROM_PROTOCOL_GUID { 0xcd728a1f, 0x45b5, 0x4feb, { 0x98, 0xc8, 0x31, 0x3d, 0xa8, 0x11, 0x74, 0x62 }}
+
+typedef struct _MARVELL_EEPROM_PROTOCOL MARVELL_EEPROM_PROTOCOL;
+
+#define EEPROM_READ 0x1
+#define EEPROM_WRITE 0x0
+typedef
+EFI_STATUS
+(EFIAPI *EFI_EEPROM_TRANSFER) (
+ IN CONST MARVELL_EEPROM_PROTOCOL *This,
+ IN UINT16 Address,
+ IN UINT32 Length,
+ IN UINT8 *Buffer,
+ IN UINT8 Operation
+ );
+
+struct _MARVELL_EEPROM_PROTOCOL {
+ EFI_EEPROM_TRANSFER Transfer;
+ UINT32 Identifier;
+};
+
+extern EFI_GUID gMarvellEepromProtocolGuid;
+#endif
diff --git a/Platforms/Marvell/Marvell.dec b/Platforms/Marvell/Marvell.dec index 6738116..bc4ac7a 100644 --- a/Platforms/Marvell/Marvell.dec +++ b/Platforms/Marvell/Marvell.dec @@ -107,8 +107,13 @@ #I2C
gMarvellTokenSpaceGuid.PcdI2cSlaveAddresses|{ 0 }|VOID*|0x3000046
gMarvellTokenSpaceGuid.PcdI2cSlaveBuses|{ 0 }|VOID*|0x3000184
+ gMarvellTokenSpaceGuid.PcdEepromI2cAddresses|{ 0 }|VOID*|0x3000050
+ gMarvellTokenSpaceGuid.PcdEepromI2cBuses|{ 0 }|VOID*|0x3000185
gMarvellTokenSpaceGuid.PcdI2cBaseAddresses|{ 0 }|VOID*|0x3000047
gMarvellTokenSpaceGuid.PcdI2cClockFrequency|0|UINT32|0x3000048
gMarvellTokenSpaceGuid.PcdI2cBaudRate|0|UINT32|0x3000049
gMarvellTokenSpaceGuid.PcdI2cBusCount|0|UINT32|0x3000183
+[Protocols]
+ gMarvellEepromProtocolGuid = { 0xcd728a1f, 0x45b5, 0x4feb, { 0x98, 0xc8, 0x31, 0x3d, 0xa8, 0x11, 0x74, 0x62 }}
+
|