1 files changed, 73 insertions, 0 deletions
diff --git a/Silicon/Hisilicon/Include/Library/I2CLib.h b/Silicon/Hisilicon/Include/Library/I2CLib.h
new file mode 100644
index 0000000000..36e9f5f5f6
--- /dev/null
+++ b/Silicon/Hisilicon/Include/Library/I2CLib.h
@@ -0,0 +1,73 @@
+/** @file
+*
+*  Copyright (c) 2015, Hisilicon Limited. All rights reserved.
+*  Copyright (c) 2015, Linaro Limited. All rights reserved.
+*
+*  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.
+*
+**/
+
+
+#ifndef _I2C_LIB_H_
+#define _I2C_LIB_H_
+
+//I2C0 or I2C1
+typedef enum {
+  DEVICE_TYPE_SPD = 0,
+  DEVICE_TYPE_E2PROM,
+  DEVICE_TYPE_CPLD_3BYTE_OPERANDS,
+  DEVICE_TYPE_CPLD_4BYTE_OPERANDS
+}I2C_DEVICE_TYPE;
+
+
+typedef enum {
+  Normal = 0,
+  Fast,
+  SPEED_MODE_MAX
+}SPEED_MODE;
+
+
+#define    I2C_PORT_MAX            10
+
+
+
+typedef struct {
+    UINT32           Socket;
+    UINT32           Port;
+    I2C_DEVICE_TYPE  DeviceType;
+    UINT32           SlaveDeviceAddress;
+}I2C_DEVICE;
+
+
+UINTN
+EFIAPI
+I2CInit(UINT32 Socket, UINT32 Port, SPEED_MODE SpeedMode);
+
+EFI_STATUS
+EFIAPI
+I2CWrite(I2C_DEVICE *I2cInfo, UINT16 InfoOffset, UINT32 ulLength, UINT8 *pBuf);
+
+EFI_STATUS
+EFIAPI
+I2CRead(I2C_DEVICE *I2cInfo, UINT16 InfoOffset,UINT32 ulRxLen,UINT8 *pBuf);
+
+EFI_STATUS
+EFIAPI
+I2CWriteMultiByte(I2C_DEVICE *I2cInfo, UINT32 InfoOffset, UINT32 ulLength, UINT8 *pBuf);
+
+EFI_STATUS
+EFIAPI
+I2CReadMultiByte(I2C_DEVICE *I2cInfo, UINT32 InfoOffset,UINT32 ulRxLen,UINT8 *pBuf);
+
+EFI_STATUS
+EFIAPI
+I2CSdaConfig(UINT32 Socket, UINT32 Port);
+
+
+#endif