[Feature]Upload Modem source code
Change-Id: Id4294f30faced84d3e6fd6d5e61e1111bf287a37
diff --git a/mcu/driver/devdrv/i2c/src/dcl_i2c.c b/mcu/driver/devdrv/i2c/src/dcl_i2c.c
new file mode 100644
index 0000000..5d50928
--- /dev/null
+++ b/mcu/driver/devdrv/i2c/src/dcl_i2c.c
@@ -0,0 +1,505 @@
+/*****************************************************************************
+* Copyright Statement:
+* --------------------
+* This software is protected by Copyright and the information contained
+* herein is confidential. The software may not be copied and the information
+* contained herein may not be used or disclosed except with the written
+* permission of MediaTek Inc. (C) 2005
+*
+* BY OPENING THIS FILE, BUYER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
+* THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
+* RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO BUYER ON
+* AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES,
+* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF
+* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT.
+* NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE
+* SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR
+* SUPPLIED WITH THE MEDIATEK SOFTWARE, AND BUYER AGREES TO LOOK ONLY TO SUCH
+* THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. MEDIATEK SHALL ALSO
+* NOT BE RESPONSIBLE FOR ANY MEDIATEK SOFTWARE RELEASES MADE TO BUYER'S
+* SPECIFICATION OR TO CONFORM TO A PARTICULAR STANDARD OR OPEN FORUM.
+*
+* BUYER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND CUMULATIVE
+* LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE RELEASED HEREUNDER WILL BE,
+* AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE,
+* OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE PAID BY BUYER TO
+* MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE.
+*
+* THE TRANSACTION CONTEMPLATED HEREUNDER SHALL BE CONSTRUED IN ACCORDANCE
+* WITH THE LAWS OF THE STATE OF CALIFORNIA, USA, EXCLUDING ITS CONFLICT OF
+* LAWS PRINCIPLES. ANY DISPUTES, CONTROVERSIES OR CLAIMS ARISING THEREOF AND
+* RELATED THERETO SHALL BE SETTLED BY ARBITRATION IN SAN FRANCISCO, CA, UNDER
+* THE RULES OF THE INTERNATIONAL CHAMBER OF COMMERCE (ICC).
+*
+*****************************************************************************/
+
+/*****************************************************************************
+ *
+ * Filename:
+ * ---------
+ * dcl_i2c.c
+ *
+ * Project:
+ * --------
+ * MOLYA_Software
+ *
+ * Description:
+ * ------------
+ * This Module defines DCL (Driver Common Layer) of the I2C driver.
+ *
+ * Author:
+ * -------
+ * -------
+ *
+ *============================================================================
+ * HISTORY
+ * Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
+ *------------------------------------------------------------------------------
+ * removed!
+ * removed!
+ * removed!
+ *
+ * removed!
+ *------------------------------------------------------------------------------
+ * Upper this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
+ *============================================================================
+ ****************************************************************************/
+
+#include "drv_features.h"
+#include "drv_comm.h"
+
+#include "dcl.h"
+
+#include "kal_general_types.h"
+#include "dcl_i2c_owner.h"
+#include "drv_i2c.h"
+#include "kal_public_api.h"
+
+#if !defined(DRV_I2C_OFF)
+
+// Global variable for DCL I2C API usage
+#define DCL_I2C_DEV_MAGIC_NUM (0x50000000)
+#define MAX_DCL_I2C_HANDLE DCL_I2C_NUM_OF_OWNER
+
+extern i2c_handle_struct i2c_handle[DCL_I2C_NUM_OF_OWNER];
+extern i2c_status_struct dcl_i2c_status;
+
+DCL_STATUS _ConvertDclReturnStatus(I2C_TRANSACTION_RESULT result)
+{
+ if (result == I2C_TRANSACTION_COMPLETE)
+ {
+ return STATUS_OK;
+ }
+ else
+ {
+ if (result == I2C_TRANSACTION_IS_BUSY)
+ return STATUS_DEVICE_IS_BUSY;
+ else if (result == I2C_TRANSACTION_ACKERR)
+ return STATUS_ACKERR;
+ else if (result == I2C_TRANSACTION_HS_NACKERR)
+ return STATUS_HS_NACKERR;
+ else
+ return STATUS_FAIL;
+ }
+
+ //return STATUS_OK;
+}
+
+
+/*************************************************************************
+* FUNCTION
+* DclSI2C_Initialize
+*
+* DESCRIPTION
+* This function is to initialize S/W I2C module
+*
+* PARAMETERS
+* None
+*
+* RETURNS
+* STATUS_OK
+*
+*************************************************************************/
+DCL_STATUS DclSI2C_Initialize(void)
+{
+ //*/ DclSI2C_Initialize() should be called only once, when system init /*//
+ dcl_i2c_init();
+
+ return STATUS_OK;
+}
+
+/*************************************************************************
+* FUNCTION
+* DclSI2C_Open
+*
+* DESCRIPTION
+* This function is to open the I2C module and return a handle
+*
+* PARAMETERS
+* dev: only valid for DCL_I2C
+* flags: no sepcial flags is needed. Please use FLAGS_NONE
+*
+* RETURNS
+* DCL_HANDLE_INVALID: Open failed
+* Other value: A valid handle
+*
+*************************************************************************/
+
+DCL_HANDLE DclSI2C_Open(DCL_DEV dev, DCL_FLAGS flags)
+{
+ kal_uint32 i2c_owner = flags & 0xFF; //*/ DCL_I2C_OWNER should be transfered through the low 8bit of flags /*//
+
+ if (i2c_handle[i2c_owner].i2c_config.Fast_Mode_Speed) //*/ when system init or called DclSI2C_Close(), config->Fast_Mode_Speed == 0 /*//
+ {
+ return DCL_HANDLE_OCCUPIED; //*/ This Handle has been opened /*//
+ }
+
+ //*/ Tricky! when != 0, indicate that the owner has owned a handle, to avoid one owner call DclSI2C_Open() more than once. /*//
+ i2c_handle[i2c_owner].i2c_config.Fast_Mode_Speed = 1;
+
+ return (DCL_I2C_DEV_MAGIC_NUM | i2c_owner);
+}
+
+/*************************************************************************
+* FUNCTION
+* DclSI2C_ReadData
+*
+* DESCRIPTION
+* This function is not supported for the I2C module now.
+*
+* PARAMETERS
+* N/A
+*
+* RETURNS
+* STATUS_UNSUPPORTED
+*
+*************************************************************************/
+DCL_STATUS DclSI2C_ReadData(DCL_HANDLE handle, DCL_BUFF *buff, DCL_BUFF_LEN buf_len, DCL_OPTIONS options){
+ return STATUS_UNSUPPORTED;
+}
+
+/*************************************************************************
+* FUNCTION
+* DclSI2C_WriteData
+*
+* DESCRIPTION
+* This function is not supported for the I2C module now.
+*
+* PARAMETERS
+* N/A
+*
+* RETURNS
+* STATUS_UNSUPPORTED
+*
+*************************************************************************/
+DCL_STATUS DclSI2C_WriteData(DCL_HANDLE handle, DCL_BUFF *buff, DCL_BUFF_LEN buf_len, DCL_OPTIONS options){
+ return STATUS_UNSUPPORTED;
+}
+
+/*************************************************************************
+* FUNCTION
+* DclSI2C_Configure
+*
+* DESCRIPTION
+* This function is to configure the I2C module.
+*
+* PARAMETERS
+* handle: the returned handle value of DclSI2C_Open
+* configure: a structure which include the I2C configuration.
+*
+* RETURNS
+* STATUS_OK: Successfully configure I2C module.
+* STATUS_INVALID_DCL_HANDLE: It's a invalid handle.
+* STATUS_NOT_OPENED: The module has not been opened.
+* STATUS_INVALID_CONFIGURATION: The configuration is invalid.
+*
+*************************************************************************/
+DCL_STATUS DclSI2C_Configure(DCL_HANDLE handle, DCL_CONFIGURE_T *configure){
+
+ // Check magic number
+ if ((handle & DCL_I2C_DEV_MAGIC_NUM) != DCL_I2C_DEV_MAGIC_NUM)
+ {
+ MD_TRC(I2C_INVALID_HANDLE_MSG,__FUNCTION__, handle);
+ return STATUS_INVALID_DCL_HANDLE;
+ }
+
+ {
+ I2C_CONFIG_T* prI2CConfig = (I2C_CONFIG_T*) configure;
+ DCL_I2C_OWNER i2c_owner = prI2CConfig->eOwner;
+
+ //*/ check if the handle is opened /*//
+ if (i2c_handle[i2c_owner].i2c_config.Fast_Mode_Speed == 0)
+ {
+ MD_TRC(I2C_NOT_OPENED_MSG,__FUNCTION__);
+ return STATUS_NOT_OPENED;
+ }
+ // Check owner
+ if (i2c_owner >= (kal_uint8)DCL_I2C_NUM_OF_OWNER )
+ {
+ MD_TRC(I2C_INVALID_OWNER_MSG,__FUNCTION__,i2c_owner);
+ return STATUS_INVALID_CONFIGURATION;
+ }
+
+ i2c_handle[i2c_owner].i2c_config.get_handle_wait = (kal_bool)prI2CConfig->fgGetHandleWait;
+
+ i2c_handle[i2c_owner].i2c_config.slave_address = prI2CConfig->u1SlaveAddress;
+ i2c_handle[i2c_owner].i2c_config.delay_len = prI2CConfig->u1DelayLen;
+
+ i2c_handle[i2c_owner].i2c_config.transaction_mode = (I2C_TRANSACTION_MODE)prI2CConfig->eTransactionMode;
+
+ i2c_handle[i2c_owner].i2c_config.Fast_Mode_Speed = prI2CConfig->u4FastModeSpeed;
+ i2c_handle[i2c_owner].i2c_config.HS_Mode_Speed = prI2CConfig->u4HSModeSpeed;
+
+ MD_TRC(I2C_CONFIG_MSG,__FUNCTION__,i2c_owner,i2c_handle[i2c_owner].i2c_config.slave_address,i2c_handle[i2c_owner].i2c_config.transaction_mode,i2c_handle[i2c_owner].i2c_config.Fast_Mode_Speed,i2c_handle[i2c_owner].i2c_config.HS_Mode_Speed);
+ dcl_i2c_set_transaction_speed(i2c_owner,i2c_handle[i2c_owner].i2c_config.transaction_mode,&(i2c_handle[i2c_owner].i2c_config.Fast_Mode_Speed),&(i2c_handle[i2c_owner].i2c_config.HS_Mode_Speed));
+
+ prI2CConfig->u4FastModeSpeed = i2c_handle[i2c_owner].i2c_config.Fast_Mode_Speed;
+ prI2CConfig->u4HSModeSpeed = i2c_handle[i2c_owner].i2c_config.HS_Mode_Speed;
+ }
+
+ return STATUS_OK;
+}
+
+/*************************************************************************
+* FUNCTION
+* DclSI2C_RegisterCallback
+*
+* DESCRIPTION
+* This function is to set callback function for the I2C module.
+*
+* PARAMETERS
+* handle: the returned handle value of DclSI2C_Open
+* event: Supported events:
+* callback: the callback function for registered events
+*
+* RETURNS
+* STATUS_UNSUPPORTED
+*
+*************************************************************************/
+DCL_STATUS DclSI2C_RegisterCallback(DCL_HANDLE handle, DCL_EVENT event, PFN_DCL_CALLBACK callback){
+ return STATUS_UNSUPPORTED;
+}
+
+/*************************************************************************
+* FUNCTION
+* DclSI2C_Control
+*
+* DESCRIPTION
+* This function is to send command to control the I2C module.
+*
+* PARAMETERS
+* handle: The handle value returned from DclSI2C_Open
+* cmd: A control command for I2C module
+* 1. I2C_CMD_GET_TRANSACTION_MODE: to get transaction mode
+* 2. I2C_CMD_SET_TRANSACTION_SPEED: to set transaction speed
+* 3. I2C_CMD_SINGLE_WRITE: to perform a single WRITE
+* 4. I2C_CMD_SINGLE_READ: to perform a single READ
+* 5. I2C_CMD_CONT_WRITE: to perform a continuous WRITE
+* 6. I2C_CMD_CONT_READ: to perform a continuous READ
+* 7. I2C_CMD_WRITE_AND_READ: to perform a specific sequence "WRITE then READ"
+* 8. I2C_CMD_ENABLE_DMA: to enable/disable DMA
+* data: The data of the control command
+* 1. I2C_CMD_GET_TRANSACTION_MODE: pointer to a I2C_CTRL_GET_TRANSACTION_MODE_T structure
+* 2. I2C_CMD_SET_TRANSACTION_SPEED: pointer to a I2C_CTRL_SET_TRANSACTION_SPEED_T structure
+* 3. I2C_CMD_SINGLE_WRITE: pointer to a I2C_CTRL_SINGLE_WRITE_T structure
+* 4. I2C_CMD_SINGLE_READ: pointer to a I2C_CTRL_SINGLE_READ_T structure
+* 5. I2C_CMD_CONT_WRITE: pointer to a I2C_CTRL_CONT_WRITE_T structure
+* 6. I2C_CMD_CONT_READ: pointer to a I2C_CTRL_CONT_READ_T structure
+* 7. I2C_CMD_WRITE_AND_READ: pointer to a I2C_CTRL_WRITE_AND_READE_T structure
+* 8. I2C_CMD_ENABLE_DMA: pointer to a I2C_CTRL_ENABLE_DMA_T structure
+*
+* RETURNS
+* STATUS_OK: command is executed successfully.
+* STATUS_FAIL: command is failed.
+* STATUS_INVALID_CMD: It's a invalid command.
+*
+*************************************************************************/
+DCL_STATUS DclSI2C_Control(DCL_HANDLE handle, DCL_CTRL_CMD cmd, DCL_CTRL_DATA_T *data)
+{
+ DCL_I2C_OWNER i2c_owner;
+
+ // Check magic number
+ if ((handle & DCL_I2C_DEV_MAGIC_NUM) != DCL_I2C_DEV_MAGIC_NUM)
+ {
+ MD_TRC(I2C_INVALID_HANDLE_MSG,__FUNCTION__, handle);
+ return STATUS_INVALID_DCL_HANDLE;
+ }
+
+ //*/ check if the handle is opened /*//
+ if ((i2c_handle[(kal_uint8)(handle & 0xFF)].i2c_config.Fast_Mode_Speed) == 0)
+ {
+ MD_TRC(I2C_NOT_OPENED_MSG,__FUNCTION__);
+ return STATUS_NOT_OPENED;
+ }
+
+ i2c_owner = (DCL_I2C_OWNER)(handle & 0xFF);
+ MD_TRC(I2C_CMD_MSG,cmd);
+ switch (cmd)
+ {
+ case I2C_CMD_GET_TRANSACTION_MODE:
+ {
+ I2C_CTRL_GET_TRANSACTION_MODE_T *prGetTransactionMode;
+ prGetTransactionMode = &(data->rGetTransactionMode);
+
+ prGetTransactionMode->eTransactionMode = (DCL_I2C_TRANSACTION_MODE)i2c_handle[i2c_owner].i2c_config.transaction_mode;
+ return STATUS_OK;
+ }
+ //break;
+ case I2C_CMD_SET_TRANSACTION_SPEED:
+ {
+ I2C_CTRL_SET_TRANSACTION_SPEED_T *prSetTransactionSpeed;
+ prSetTransactionSpeed = &(data->rSetTransactionSpeed);
+
+ i2c_handle[i2c_owner].i2c_config.Fast_Mode_Speed = prSetTransactionSpeed->u4FastModeSpeed;
+ i2c_handle[i2c_owner].i2c_config.HS_Mode_Speed = prSetTransactionSpeed->u4HSModeSpeed;
+
+ dcl_i2c_set_transaction_speed(i2c_owner,i2c_handle[i2c_owner].i2c_config.transaction_mode,&(i2c_handle[i2c_owner].i2c_config.Fast_Mode_Speed),&(i2c_handle[i2c_owner].i2c_config.HS_Mode_Speed));
+
+ prSetTransactionSpeed->u4FastModeSpeed = i2c_handle[i2c_owner].i2c_config.Fast_Mode_Speed;
+ prSetTransactionSpeed->u4HSModeSpeed = i2c_handle[i2c_owner].i2c_config.HS_Mode_Speed;
+
+ return STATUS_OK;
+ }
+ //break;
+ case I2C_CMD_SINGLE_WRITE:
+ case I2C_CMD_SINGLE_READ:
+ case I2C_CMD_CONT_WRITE:
+ case I2C_CMD_CONT_READ:
+ case I2C_CMD_WRITE_AND_READ:
+ {
+ kal_uint32 savedMask;
+ I2C_CTRL_SINGLE_WRITE_T *prSingleWrite;
+ I2C_CTRL_SINGLE_READ_T *prSingleRead;
+ I2C_CTRL_CONT_WRITE_T *prContWrite;
+ I2C_CTRL_CONT_READ_T *prContRead;
+ I2C_CTRL_WRITE_AND_READE_T *prWriteAndRead;
+
+ savedMask=dcl_i2c_wait_transaction_complete_and_lock(i2c_owner);
+ if (dcl_i2c_status.owner!=i2c_owner)
+ {
+ return STATUS_DEVICE_IS_BUSY;
+ }
+ switch(cmd){
+ case I2C_CMD_SINGLE_WRITE:
+ prSingleWrite= &(data->rSingleWrite);
+ dcl_i2c_hw_cfg (i2c_owner, I2C_TRANSACTION_WRITE, prSingleWrite->pu1Data, prSingleWrite->u4DataLen, NULL, 0, 1);
+ break;
+ case I2C_CMD_SINGLE_READ:
+ prSingleRead= &(data->rSingleRead);
+ dcl_i2c_hw_cfg (i2c_owner, I2C_TRANSACTION_READ, NULL, 0, prSingleRead->pu1Data, prSingleRead->u4DataLen, 1);
+ break;
+ case I2C_CMD_CONT_WRITE:
+
+ prContWrite = &(data->rContWrite);
+ dcl_i2c_hw_cfg (i2c_owner, I2C_TRANSACTION_CONT_WRITE, prContWrite->pu1Data, prContWrite->u4DataLen, NULL, 0, prContWrite->u4TransferNum);
+ break;
+ case I2C_CMD_CONT_READ:
+
+ prContRead= &(data->rContRead);
+ dcl_i2c_hw_cfg (i2c_owner, I2C_TRANSACTION_CONT_READ, NULL, 0, prContRead->pu1Data, prContRead->u4DataLen, prContRead->u4TransferNum);
+ break;
+ case I2C_CMD_WRITE_AND_READ:
+
+ prWriteAndRead= &(data->rWriteAndRead);
+ dcl_i2c_hw_cfg (i2c_owner, I2C_TRANSACTION_WRITE_AND_READ, prWriteAndRead->pu1OutData, prWriteAndRead->u4OutDataLen, prWriteAndRead->pu1InData, prWriteAndRead->u4InDataLen, 2);
+ break;
+ default:
+ break;
+ }
+ dcl_i2c_wait_transaction_complete(savedMask);
+ return _ConvertDclReturnStatus(i2c_handle[i2c_owner].transaction_result);
+ }
+ //break;
+ case I2C_CMD_SET_SLAVE_ADDRESS:
+ {
+ I2C_CTRL_SET_SLAVE_ADDRESS_T *prSetSlaveAddress;
+ prSetSlaveAddress = &(data->rSetSlaveAddress);
+
+ i2c_handle[i2c_owner].i2c_config.slave_address=prSetSlaveAddress->u1SlaveAddress;
+ return STATUS_OK;
+ }
+ // break;
+ default:
+ return STATUS_INVALID_CMD;
+ // break;
+ }
+ return STATUS_FAIL;
+}
+
+/*************************************************************************
+* FUNCTION
+* DclSI2C_Close
+*
+* DESCRIPTION
+* This function is to close the I2C module.
+*
+* PARAMETERS
+* handle: the returned handle value of DclSI2C_Open
+*
+* RETURNS
+* STATUS_OK
+*
+*************************************************************************/
+DCL_STATUS DclSI2C_Close(DCL_HANDLE handle)
+{
+ i2c_config_struct* config = &i2c_handle[(kal_uint8)(handle & 0xFF)].i2c_config;
+
+ // Check magic number
+ if ((handle & DCL_I2C_DEV_MAGIC_NUM) != DCL_I2C_DEV_MAGIC_NUM)
+ {
+ return STATUS_INVALID_DCL_HANDLE;
+ }
+
+ MD_TRC(I2C_CLOSE_MSG,__FUNCTION__);
+ //*/ check if the handle is opened, if i2c handle is opened, the related Fast_Mode_Speed not equal to zero /*//
+ if (config->Fast_Mode_Speed == 0)
+ {
+ return STATUS_NOT_OPENED;
+ }
+ dcl_i2c_deinit();
+ config->Fast_Mode_Speed = 0;
+
+ return STATUS_OK;
+}
+
+#else //#if (!defined(DRV_I2C_OFF) && defined(DCL_I2C_INTERFACE))
+
+DCL_STATUS DclSI2C_Initialize(void)
+{
+ return STATUS_FAIL;
+}
+
+DCL_HANDLE DclSI2C_Open(DCL_DEV dev, DCL_FLAGS flags)
+{
+ return 0;
+}
+DCL_STATUS DclSI2C_ReadData(DCL_HANDLE handle, DCL_BUFF *buff, DCL_BUFF_LEN buf_len, DCL_OPTIONS options)
+{
+ return STATUS_UNSUPPORTED;
+}
+
+DCL_STATUS DclSI2C_WriteData(DCL_HANDLE handle, DCL_BUFF *buff, DCL_BUFF_LEN buf_len, DCL_OPTIONS options)
+{
+ return STATUS_UNSUPPORTED;
+}
+
+DCL_STATUS DclSI2C_Configure(DCL_HANDLE handle, DCL_CONFIGURE_T *configure)
+{
+ return STATUS_FAIL;
+}
+
+DCL_STATUS DclSI2C_RegisterCallback(DCL_HANDLE handle, DCL_EVENT event, PFN_DCL_CALLBACK callback)
+{
+ return STATUS_UNSUPPORTED;
+}
+
+DCL_STATUS DclSI2C_Control(DCL_HANDLE handle, DCL_CTRL_CMD cmd, DCL_CTRL_DATA_T *data)
+{
+ return STATUS_FAIL;
+}
+DCL_STATUS DclSI2C_Close(DCL_HANDLE handle)
+{
+ return STATUS_FAIL;
+}
+#endif
+
diff --git a/mcu/driver/devdrv/i2c/src/drv_i2c.c b/mcu/driver/devdrv/i2c/src/drv_i2c.c
new file mode 100644
index 0000000..889cd1d
--- /dev/null
+++ b/mcu/driver/devdrv/i2c/src/drv_i2c.c
@@ -0,0 +1,438 @@
+/*****************************************************************************
+* Copyright Statement:
+* --------------------
+* This software is protected by Copyright and the information contained
+* herein is confidential. The software may not be copied and the information
+* contained herein may not be used or disclosed except with the written
+* permission of MediaTek Inc. (C) 2005
+*
+* BY OPENING THIS FILE, BUYER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
+* THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
+* RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO BUYER ON
+* AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES,
+* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF
+* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT.
+* NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE
+* SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR
+* SUPPLIED WITH THE MEDIATEK SOFTWARE, AND BUYER AGREES TO LOOK ONLY TO SUCH
+* THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. MEDIATEK SHALL ALSO
+* NOT BE RESPONSIBLE FOR ANY MEDIATEK SOFTWARE RELEASES MADE TO BUYER'S
+* SPECIFICATION OR TO CONFORM TO A PARTICULAR STANDARD OR OPEN FORUM.
+*
+* BUYER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND CUMULATIVE
+* LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE RELEASED HEREUNDER WILL BE,
+* AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE,
+* OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE PAID BY BUYER TO
+* MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE.
+*
+* THE TRANSACTION CONTEMPLATED HEREUNDER SHALL BE CONSTRUED IN ACCORDANCE
+* WITH THE LAWS OF THE STATE OF CALIFORNIA, USA, EXCLUDING ITS CONFLICT OF
+* LAWS PRINCIPLES. ANY DISPUTES, CONTROVERSIES OR CLAIMS ARISING THEREOF AND
+* RELATED THERETO SHALL BE SETTLED BY ARBITRATION IN SAN FRANCISCO, CA, UNDER
+* THE RULES OF THE INTERNATIONAL CHAMBER OF COMMERCE (ICC).
+*
+*****************************************************************************/
+
+/*****************************************************************************
+ *
+ * Filename:
+ * ---------
+ * drv_i2c.c
+ *
+ *
+ * Description:
+ * ------------
+ * I2C Driver
+ *
+ * Author:
+ * -------
+ * -------
+ *
+ *============================================================================
+ * HISTORY
+ * Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
+ *------------------------------------------------------------------------------
+ * removed!
+ * removed!
+ * removed!
+ *
+ * removed!
+ * removed!
+ * removed!
+ *
+ * removed!
+ * removed!
+ * removed!
+ *
+ * removed!
+ * removed!
+ * removed!
+ *
+ * removed!
+ * removed!
+ * removed!
+ * removed!
+ *------------------------------------------------------------------------------
+ * Upper this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
+ *============================================================================
+ *****************************************************************************/
+#include "drv_comm.h"
+#include "reg_base.h"
+#include "drv_i2c.h" //*/ the new sccb_v2.h should be named i2c.h /*//
+#include "drvpdn.h"
+
+#include "dcl_i2c_owner.h"
+#include "kal_general_types.h"
+#include "kal_public_api.h"
+#include "drvpdn_inline.h"
+#include <ex_item.h>
+#include <ex_public.h>
+
+#if (!defined(DRV_I2C_OFF))
+#if defined(__MD95__)
+#define I2C_POWER_OFF() do{PDN_SET(PDN_I2C_BCLK);}while(0) /* Power off I2C */
+#define I2C_POWER_ON() do{PDN_CLR(PDN_I2C_BCLK);}while(0) /* Power on I2C */
+#else
+#define I2C_POWER_OFF()
+#define I2C_POWER_ON()
+#endif
+/// I2C internal global variables
+i2c_handle_struct i2c_handle[DCL_I2C_NUM_OF_OWNER];
+i2c_status_struct dcl_i2c_status;
+kal_bool i2c_lock_status = KAL_FALSE;
+kal_spinlockid i2c_lock_id = 0;
+
+
+//*/ abstract the HW register config API /*//
+//called in i2c_write -> dcl_i2c_hw_cfg (owner, I2C_TRANSACTION_WRITE, para, datalen, NULL, 0, 1);
+//called in i2c_read -> dcl_i2c_hw_cfg (owner, I2C_TRANSACTION_READ, NULL, 0, para, datalen, 1);
+//called in i2c_cont_write -> dcl_i2c_hw_cfg (owner, I2C_TRANSACTION_CONT_WRITE, para, datalen_in_transfer, NULL, 0, transfer_num);
+//called in i2c_cont_read -> dcl_i2c_hw_cfg (owner, I2C_TRANSACTION_CONT_READ, NULL, 0, para, datalen_in_transfer, transfer_num);
+//called in i2c_write_and_read -> dcl_i2c_hw_cfg (owner, I2C_TRANSACTION_WRITE_AND_READ, write_buffer, write_len, read_buffer, read_len, 2);
+void dcl_i2c_hw_cfg (DCL_I2C_OWNER owner, I2C_TRANSACTION_TYPE type, kal_uint8* write_buffer, kal_uint32 write_len, kal_uint8* read_buffer, kal_uint32 read_len, kal_uint32 transfer_num)
+{
+ i2c_handle_struct* handle=&i2c_handle[owner];
+ i2c_config_struct* config=&handle->i2c_config;
+ kal_uint32 count_write, count_read, i;
+
+ if (read_len>DRV_I2C_FIFO_DEPTH || write_len>DRV_I2C_FIFO_DEPTH) //if u want a transcation with len>8, please enable DMA.
+ {
+ ASSERT(0);
+ }
+ count_write = write_len*transfer_num;
+ count_read = read_len*transfer_num;
+
+ CLEAR_I2C_FIFO;
+ CLEAR_I2C_STA;
+ DISABLE_I2C_INT;
+
+ SET_I2C_STEP_CNT_DIV(handle->fs_step_cnt_div);
+ SET_I2C_SAMPLE_CNT_DIV(handle->fs_sample_cnt_div);
+
+ SET_I2C_TRANSACTION_LENGTH(transfer_num);
+
+ if (handle->i2c_config.transaction_mode == I2C_TRANSACTION_FAST_MODE)
+ {
+ SET_I2C_FAST_MODE;
+ SET_I2C_ST_BETWEEN_TRANSFER;
+ if (config->delay_len>0)
+ {
+ SET_I2C_DELAY_LENGTH(config->delay_len-1);
+ }
+ if ((config->delay_len == 0)&&((type == I2C_TRANSACTION_CONT_WRITE)||(type == I2C_TRANSACTION_CONT_READ)))
+ {
+ SET_I2C_RS_BETWEEN_TRANSFER;
+ }
+ }
+ else if (handle->i2c_config.transaction_mode == I2C_TRANSACTION_HIGH_SPEED_MODE)
+ {
+ SET_I2C_HS_STEP_CNT_DIV(handle->hs_step_cnt_div);
+ SET_I2C_HS_SAMPLE_CNT_DIV(handle->hs_sample_cnt_div);
+ SET_I2C_HS_MODE;
+ SET_I2C_RS_BETWEEN_TRANSFER;
+ }
+
+ DISABLE_I2C_DIR_CHANGE;
+ DISABLE_I2C_DMA_TRANSFER;
+
+ if ((type == I2C_TRANSACTION_WRITE)||(type == I2C_TRANSACTION_CONT_WRITE))
+ {
+ SET_I2C_SLAVE_ADDRESS(config->slave_address,I2C_WRITE_BIT);
+ SET_I2C_TRANSFER_LENGTH(write_len);
+ dcl_i2c_status.number_of_read=0;
+
+ for (i=0;i<count_write;i++)
+ {
+ DRV_I2C_WriteReg16(REG_I2C_DATA_PORT, *(write_buffer+i));
+ }
+ }
+ else if ((type == I2C_TRANSACTION_READ)||(type == I2C_TRANSACTION_CONT_READ))
+ {
+ SET_I2C_SLAVE_ADDRESS(config->slave_address,I2C_READ_BIT);
+ SET_I2C_TRANSFER_LENGTH(read_len);
+ dcl_i2c_status.number_of_read = count_read;
+ dcl_i2c_status.read_buffer=read_buffer;
+ }
+ else if (type == I2C_TRANSACTION_WRITE_AND_READ)
+ {
+ SET_I2C_SLAVE_ADDRESS(config->slave_address,I2C_WRITE_BIT);
+ SET_I2C_TRANSFER_LENGTH(write_len);
+ SET_I2C_AUX_TRANSFER_LENGTH(read_len);
+ ENABLE_I2C_DIR_CHANGE;
+ SET_I2C_RS_BETWEEN_TRANSFER;
+
+ dcl_i2c_status.number_of_read = read_len;
+ dcl_i2c_status.read_buffer=read_buffer;
+ for (i=0;i<write_len;i++)
+ {
+ DRV_I2C_WriteReg16(REG_I2C_DATA_PORT, (*(write_buffer+i)));
+ }
+ }
+ START_I2C_TRANSACTION;
+}
+
+
+void _dcl_i2c_status_handler(kal_uint32 sta)
+{
+ kal_uint32 i;
+ kal_uint8* read_buffer=dcl_i2c_status.read_buffer;
+ kal_uint32 number_of_read=dcl_i2c_status.number_of_read;
+ i2c_handle_struct* handle=&i2c_handle[dcl_i2c_status.owner];
+
+ if (sta == I2C_TRANSAC_COMPLETE) //This transaction is done now
+ {
+ for (i=0;i<number_of_read;i++)
+ {
+ read_buffer[i]=(DRV_I2C_ReadReg16(REG_I2C_DATA_PORT) & 0xff); //copy the read data to the previous transcation owner
+ }
+ handle->transaction_result = I2C_TRANSACTION_COMPLETE;
+ }
+ else
+ {
+ if (sta & I2C_TRANSAC_ACK_ERR)
+ handle->transaction_result = I2C_TRANSACTION_ACKERR;
+ else if (sta & I2C_HS_NACK_ERR)
+ handle->transaction_result = I2C_TRANSACTION_HS_NACKERR;
+ else //if got this, check register INTR_STAT to debug
+ handle->transaction_result = I2C_TRANSACTION_FAIL;
+ }
+ dcl_i2c_status.state=I2C_READY_STATE;
+}
+
+void _dcl_i2c_lisr(kal_uint32 vector)
+{
+ kal_uint32 savedMask;
+ kal_uint32 sta;
+ //test lisr executive time
+ //kal_uint32 start_qbit,end_qbit;//
+
+ //start_qbit = HW_TDMA_GET_TQCNT();//
+
+ savedMask = SaveAndSetIRQMask();
+
+ sta = DRV_I2C_ReadReg16(REG_I2C_INT_STA); //sta=REG_I2C_INT_STA;
+
+ {
+ _dcl_i2c_status_handler(sta);
+ }
+
+ RestoreIRQMask(savedMask);
+ //end_qbit = HW_TDMA_GET_TQCNT();//
+}
+
+
+void dcl_i2c_init(void)
+{
+ if(dcl_i2c_status.state != I2C_IDLE_STATE)
+ {
+ return;
+ }
+
+ dcl_i2c_status.state=I2C_READY_STATE;
+ I2C_POWER_ON();
+
+ SET_I2C_HW_MODE;
+ ENABLE_I2C_ACK_ERR_DET; //Always enable ack error detection
+ ENABLE_I2C_NAKERR_DET; //Always enable nack error detection
+
+ // create mutex
+ if(i2c_lock_status == KAL_FALSE && !INT_QueryExceptionStatus())
+ {
+ i2c_lock_id = kal_create_spinlock("DRV_I2C");
+ i2c_lock_status = KAL_TRUE;
+ }
+ MD_TRC(I2C_INIT_MSG,__FUNCTION__);
+}
+
+void dcl_i2c_deinit(void)
+{
+ RESET_I2C;
+ kal_mem_set(&dcl_i2c_status,0, sizeof(i2c_status_struct));
+ MD_TRC(I2C_DEINIT_MSG,__FUNCTION__);
+ I2C_POWER_OFF();
+}
+
+
+//----------------------------I2C internal arbiteration------------------------------
+//--When return from this function, I bit is turned off!!--
+kal_uint32 dcl_i2c_wait_transaction_complete_and_lock(DCL_I2C_OWNER owner)
+{
+ if (!(kal_if_lisr()))
+ {
+ while(1)
+ {
+ if (dcl_i2c_status.state==I2C_READY_STATE)
+ {
+ kal_take_spinlock(i2c_lock_id, KAL_INFINITE_WAIT);
+ dcl_i2c_status.state=I2C_BUSY_STATE; //Lock it
+ dcl_i2c_status.owner=owner;
+ kal_give_spinlock(i2c_lock_id);
+ return 0;//will restore it at: dcl_i2c_wait_transaction_complete
+ }
+ else if (i2c_handle[owner].i2c_config.get_handle_wait==KAL_FALSE)
+ {
+ return 0;
+ }
+
+ }//end of while
+ }
+ else
+ {
+ if (dcl_i2c_status.state!=I2C_READY_STATE)
+ {
+ ASSERT(0);
+ }
+
+ dcl_i2c_status.state=I2C_BUSY_STATE; //Lock it
+ dcl_i2c_status.owner=owner;
+ }
+
+ return 0;
+}
+
+
+
+void dcl_i2c_wait_transaction_complete(kal_uint32 savedMask)
+{
+ kal_uint32 sta=0,timer=0;
+ kal_uint32 i=0;
+ kal_uint8* read_buffer=dcl_i2c_status.read_buffer;
+ kal_uint32 number_of_read=dcl_i2c_status.number_of_read;
+ i2c_handle_struct* handle=&i2c_handle[dcl_i2c_status.owner];
+
+ timer = 10000;
+ do
+ {
+ sta = DRV_I2C_ReadReg16(REG_I2C_INT_STA);
+ timer--;
+ } while((!(sta & I2C_TRANSAC_COMPLETE)) && (timer!=0));
+
+ if(timer == 0){
+ MD_TRC(I2C_TRANSACTION_TIMETOUT_MSG,);
+ handle->transaction_result = I2C_TRANSACTION_FAIL;
+ return;
+ }
+
+ if (sta == I2C_TRANSAC_COMPLETE) //This transaction is done now
+ {
+ for (i=0;i<number_of_read;i++)
+ {
+ read_buffer[i]=(DRV_I2C_ReadReg16(REG_I2C_DATA_PORT) & 0xff); //copy the read data to the previous transcation owner
+ }
+ handle->transaction_result = I2C_TRANSACTION_COMPLETE;
+ MD_TRC(I2C_TRANSACTION_COMPLETE_MSG,);
+ }
+ else
+ {
+ MD_TRC(I2C_TRANSACTION_ERROR_MSG,sta);
+ if (sta & I2C_TRANSAC_ACK_ERR)
+ handle->transaction_result = I2C_TRANSACTION_ACKERR;
+ else if (sta & I2C_HS_NACK_ERR)
+ handle->transaction_result = I2C_TRANSACTION_HS_NACKERR;
+ else //if got this, check register INTR_STAT to debug
+ handle->transaction_result = I2C_TRANSACTION_FAIL;
+
+ }
+ kal_take_spinlock(i2c_lock_id, KAL_INFINITE_WAIT);
+ dcl_i2c_status.state=I2C_READY_STATE;
+ kal_give_spinlock(i2c_lock_id);
+
+}
+
+
+
+//----------------------------I2C Configuration APIs-------------------------------
+void dcl_i2c_set_transaction_speed(DCL_I2C_OWNER owner,I2C_TRANSACTION_MODE mode,kal_uint16* Fast_Mode_Speed,kal_uint16* HS_Mode_Speed)
+{
+ kal_uint32 step_cnt_div;
+ kal_uint32 sample_cnt_div;
+ kal_uint32 temp;
+
+ //Fast Mode Speed
+ for (sample_cnt_div=1;sample_cnt_div<=8;sample_cnt_div++)
+ {
+ if (NULL != Fast_Mode_Speed)
+ {
+ temp=((*Fast_Mode_Speed)*2*sample_cnt_div);
+ }
+ else
+ {
+ temp = 1*2*sample_cnt_div;
+ }
+ step_cnt_div=(I2C_CLOCK_RATE+temp-1)/temp; //cast the <1 part
+
+ if (step_cnt_div<=64)
+ {
+ break;
+ }
+ }
+ if (step_cnt_div>64 && sample_cnt_div>8)
+ {
+ step_cnt_div=64;
+ sample_cnt_div=8;
+ }
+
+
+
+ if (NULL != Fast_Mode_Speed)
+ {
+ *Fast_Mode_Speed = I2C_CLOCK_RATE/2/sample_cnt_div/step_cnt_div;
+ i2c_handle[owner].fs_sample_cnt_div=sample_cnt_div-1;
+ i2c_handle[owner].fs_step_cnt_div=step_cnt_div-1;
+ i2c_handle[owner].i2c_config.transaction_mode=I2C_TRANSACTION_FAST_MODE;
+
+ }
+
+ //HS Mode Speed
+ if (mode==I2C_TRANSACTION_HIGH_SPEED_MODE)
+ {
+ for (sample_cnt_div=1;sample_cnt_div<=8;sample_cnt_div++)
+ {
+ if (NULL != HS_Mode_Speed)
+ {
+ temp=((*HS_Mode_Speed)*2*sample_cnt_div);
+ }
+ else
+ {
+ temp=(1*2*sample_cnt_div);
+ }
+ step_cnt_div=(I2C_CLOCK_RATE+temp-1)/temp;
+ if (step_cnt_div<=8)
+ {
+ break;
+ }
+ }
+ if (NULL != HS_Mode_Speed)
+ {
+ *HS_Mode_Speed=I2C_CLOCK_RATE/2/sample_cnt_div/step_cnt_div;
+ i2c_handle[owner].hs_sample_cnt_div=sample_cnt_div-1;
+ i2c_handle[owner].hs_step_cnt_div=step_cnt_div-1;
+ i2c_handle[owner].i2c_config.transaction_mode=I2C_TRANSACTION_HIGH_SPEED_MODE;
+ }
+ }
+}
+
+
+#endif
+
+