mcu/driver/devdrv/spmi/src/dcl_spmi.c

/*****************************************************************************
*  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
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*****************************************************************************/

/*****************************************************************************
 *
 * Filename:
 * ---------
 *    dcl_pmu.c
 *
 * Project:
 * --------
 *   MOLY
 *
 * Description:
 * ------------
 *   This Module defines DCL (Driver Common Layer) of the PMIC driver.
 *
 * Author:
 * -------
 * -------
 *
 *============================================================================
 * HISTORY
 * Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
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 *============================================================================
 ****************************************************************************/

#include "kal_debug.h"
#include "kal_public_api.h"
#include "kal_hrt_api.h"
#include "intrCtrl.h"
#include "dcl.h"
#include "pmif.h"
#include "spmi.h"
#include "pmif_sw.h"
#include "spmi_sw.h"
#include "us_timer.h"
#include "drv_features.h"

#if defined (DRV_SPMI_OFF) || DRV_SPMI_NOT_SUPPORT

DCL_STATUS DclSPMI_Initialize(void)
{
    return STATUS_UNSUPPORTED;
}

DCL_HANDLE DclSPMI_Open(DCL_DEV dev, DCL_FLAGS flags)
{
    return STATUS_UNSUPPORTED;
}

DCL_STATUS DclSPMI_ReadData(DCL_HANDLE handle, DCL_BUFF *buff, DCL_BUFF_LEN buf_len, DCL_OPTIONS options)
{
    return STATUS_UNSUPPORTED;
}

DCL_STATUS DclSPMI_WriteData(DCL_HANDLE handle, DCL_BUFF *buff, DCL_BUFF_LEN buf_len, DCL_OPTIONS options)
{
    return STATUS_UNSUPPORTED;
}

DCL_STATUS DclSPMI_Configure(DCL_HANDLE handle, DCL_CONFIGURE_T *configure)
{
    return STATUS_UNSUPPORTED;
}

DCL_STATUS DclSPMI_RegisterCallback(DCL_HANDLE handle, DCL_EVENT event, PFN_DCL_CALLBACK callback)
{
    return STATUS_UNSUPPORTED;
}

DCL_STATUS DclSPMI_Control(DCL_HANDLE handle, DCL_CTRL_CMD cmd, DCL_CTRL_DATA_T *data)
{
    return STATUS_UNSUPPORTED;
}

DCL_STATUS DclSPMI_Close(DCL_HANDLE handle)
{
    return STATUS_UNSUPPORTED;
}

#else /* DRV_SPMI_OFF */
SPMI_CONTROL_HANDLER spmi_control_handler = 0;
static DCL_UINT32 dcl_spmi_handle_count = 0;

/*************************************************************************
* FUNCTION
*  DclSPMI_Initialize
*
* DESCRIPTION
*  This function is to initialize SPMI module
*
* PARAMETERS
*  None
*
* RETURNS
*  STATUS_OK
*
*************************************************************************/
DCL_STATUS DclSPMI_Initialize(void)
{
#if defined(MT6885) || defined(MT6873) || defined(MERCURY)
	pmif_spmi_init(SPMI_MASTER_0);
#elif defined(MT6853)
#if defined(MT6315)
	pmif_spmi_init(SPMI_MASTER_1);
#else
	pmif_spmi_init(SPMI_MASTER_1);
	pmif_spmi_init(SPMI_MASTER_P_1);
#endif
#else
	pmif_spmi_init(SPMI_MASTER_1);
	pmif_spmi_init(SPMI_MASTER_P_1);
#endif

	return STATUS_OK;
}

/*************************************************************************
* FUNCTION
*  DclSPMI_Open
*
* DESCRIPTION
*  This function is to open the SPMI module and return a handle
*
* PARAMETERS
*  dev: only valid for DCL_SPMI
*  flags: no sepcial flags is needed. Please use FLAGS_NONE
*
* RETURNS
*  DCL_HANDLE_INVALID: Open failed.
*  other value: a valid handle
*
*************************************************************************/
DCL_HANDLE DclSPMI_Open(DCL_DEV dev, DCL_FLAGS flags)
{
	kal_uint32 handle;

	if (dev != DCL_SPMI) {
		/* Incorrecr device ID */
		return DCL_HANDLE_INVALID;
	}
	kal_hrt_take_itc_lock(KAL_ITC_SPMI_LOCK, KAL_INFINITE_WAIT);
	dcl_spmi_handle_count++;
	handle = dcl_spmi_handle_count;
	kal_hrt_give_itc_lock(KAL_ITC_SPMI_LOCK);

	/* Register DCL default lisr */
	return handle;
}

/*************************************************************************
* FUNCTION
*  DclSPMI_ReadData
*
* DESCRIPTION
*  This function is not supported for the SPMI module now.
*
* PARAMETERS
*	N/A
*
* RETURNS
*	STATUS_UNSUPPORTED
*
*************************************************************************/
DCL_STATUS DclSPMI_ReadData(DCL_HANDLE handle, DCL_BUFF *buff, DCL_BUFF_LEN buf_len, DCL_OPTIONS options)
{

	return STATUS_UNSUPPORTED;
}

/*************************************************************************
* FUNCTION
*  DclSPMI_WriteData
*
* DESCRIPTION
*  This function is not supported for the SPMI module now.
*
* PARAMETERS
*	N/A
*
* RETURNS
*	STATUS_UNSUPPORTED
*
*************************************************************************/
DCL_STATUS DclSPMI_WriteData(DCL_HANDLE handle, DCL_BUFF *buff, DCL_BUFF_LEN buf_len, DCL_OPTIONS options)
{

	return STATUS_UNSUPPORTED;
}

/*************************************************************************
* FUNCTION
*  DclSPMI_Configure
*
* DESCRIPTION
*  This function is not supported for the SPMI module now.
*
* PARAMETERS
*	N/A
*
* RETURNS
*	STATUS_UNSUPPORTED
*
*************************************************************************/
DCL_STATUS DclSPMI_Configure(DCL_HANDLE handle, DCL_CONFIGURE_T *configure)
{

	return STATUS_UNSUPPORTED;
}

/*************************************************************************
* FUNCTION
*  DclSPMI_RegisterCallback
*
* DESCRIPTION
*   This function is not supported for the SPMI module now.
*
* PARAMETERS
*  	N/A
*
* RETURNS
*  STATUS_UNSUPPORTED
*
*************************************************************************/
DCL_STATUS DclSPMI_RegisterCallback(DCL_HANDLE handle, DCL_EVENT event, PFN_DCL_CALLBACK callback)
{
	return STATUS_UNSUPPORTED;
}

/*************************************************************************
* FUNCTION
*  DclSPMI_Control
*
* DESCRIPTION
*  This function is to send command to control the SPMI module.
*
* PARAMETERS
*  handle: The handle value returned from DclSPMI_Open
*  cmd: a control command for SPMI module
* RETURNS
*  STATUS_OK: command is executed successfully.
*  STATUS_FAIL: command is failed.
*  STATUS_INVALID_CMD: It's a invalid command.
*     STATUS_UNSUPPORTED: It's a unsupported command.
*
*************************************************************************/
DCL_STATUS DclSPMI_Control_Priv(DCL_HANDLE handle, DCL_CTRL_CMD cmd, DCL_CTRL_DATA_T *data)
{
	struct spmi_device *md_dev;
	DCL_INT32 ret = STATUS_OK, cmd_ret = 0;

	switch(cmd) {
		case EXT_REGISTER_READL:
		{
			SPMI_CTRL_EXT_REGISTER_READL *cmd = &(data->rSPMIExtRegisterReadL);
			unsigned char rdata = 0;

			md_dev = get_spmi_device(SPMI_MASTER_0, (unsigned int)cmd->type);
			//TBD md_dev = get_spmi_device(SPMI_MASTER_0, slaveid);
			cmd_ret = spmi_ext_register_readl(md_dev, cmd->addr,
					&rdata, cmd->len);
			if (cmd_ret)
				ret = STATUS_FAIL;
			cmd->value = rdata;
		}
		break;

		case EXT_REGISTER_WRITEL:
		{
			SPMI_CTRL_EXT_REGISTER_WRITEL *cmd = &(data->rSPMIExtRegisterWriteL);
			unsigned char wdata = 0;

			md_dev = get_spmi_device(SPMI_MASTER_0, (unsigned int)cmd->type);
			wdata = (unsigned char)cmd->value;
			cmd_ret = spmi_ext_register_writel(md_dev, cmd->addr,
					&wdata, cmd->len);
			if (cmd_ret)
				ret = STATUS_FAIL;
		}
		break;

		case EXT_REGISTER_READL_FIELD:
		{
			SPMI_CTRL_EXT_REGISTER_READL_FIELD *cmd = &(data->rSPMIExtRegisterReadLField);
			unsigned char rdata = 0;

			md_dev = get_spmi_device(SPMI_MASTER_0, (unsigned int)cmd->type);
			cmd_ret = spmi_ext_register_readl_field(md_dev, cmd->addr,
					&rdata, cmd->len, cmd->mask, cmd->shift);
			if (cmd_ret)
				ret = STATUS_FAIL;
			cmd->value = rdata;
		}
		break;

		case EXT_REGISTER_WRITEL_FIELD:
		{
			SPMI_CTRL_EXT_REGISTER_WRITEL_FIELD *cmd = &(data->rSPMIExtRegisterWriteLField);
			unsigned char wdata = 0;

			md_dev = get_spmi_device(SPMI_MASTER_0, (unsigned int)cmd->type);
			wdata = (unsigned char)cmd->value;
			cmd_ret = spmi_ext_register_writel_field(md_dev, cmd->addr,
					&wdata, cmd->len, cmd->mask, cmd->shift);
			if (cmd_ret)
				ret = STATUS_FAIL;
		}
		break;

		case REGISTER_READ:
		{
			SPMI_CTRL_EXT_REGISTER_READL *cmd = &(data->rSPMIExtRegisterReadL);
			unsigned char rdata = 0;

			md_dev = get_spmi_device(SPMI_MASTER_0, (unsigned int)cmd->type);
			cmd_ret = spmi_register_read(md_dev, cmd->addr,	&rdata);
			if (cmd_ret)
				ret = STATUS_FAIL;
			cmd->value = rdata;
		}
		break;

		case REGISTER_WRITE:
		{
			SPMI_CTRL_EXT_REGISTER_WRITEL *cmd = &(data->rSPMIExtRegisterWriteL);
			unsigned char wdata = 0;

			md_dev = get_spmi_device(SPMI_MASTER_0, (unsigned int)cmd->type);
			wdata = (unsigned char)cmd->value;
			cmd_ret = spmi_register_write(md_dev, cmd->addr, wdata);
			if (cmd_ret)
				ret = STATUS_FAIL;
		}
		break;

		case EXT_REGISTER_READ:
		{
			SPMI_CTRL_EXT_REGISTER_READL *cmd = &(data->rSPMIExtRegisterReadL);
			unsigned char rdata = 0;

			md_dev = get_spmi_device(SPMI_MASTER_0, (unsigned int)cmd->type);
			cmd_ret = spmi_ext_register_read(md_dev, cmd->addr,
					&rdata, cmd->len);
			if (cmd_ret)
				ret = STATUS_FAIL;
			cmd->value = rdata;
		}
		break;

		case EXT_REGISTER_WRITE:
		{
			SPMI_CTRL_EXT_REGISTER_WRITEL *cmd = &(data->rSPMIExtRegisterWriteL);
			unsigned char wdata = 0;

			md_dev = get_spmi_device(SPMI_MASTER_0, (unsigned int)cmd->type);
			wdata = (unsigned char)cmd->value;
			cmd_ret = spmi_ext_register_write(md_dev, cmd->addr,
					&wdata, cmd->len);
			if (cmd_ret)
				ret = STATUS_FAIL;
		}
		break;
	}

	return ret;
}

DCL_STATUS DclSPMI_Control(DCL_HANDLE handle, DCL_CTRL_CMD cmd, DCL_CTRL_DATA_T *data)
{
	return DclSPMI_Control_Priv(handle, cmd, data);
}
/*************************************************************************
* FUNCTION
*  DclSPMI_Close
*
* DESCRIPTION
*  This function is to close the SPMI module.
*
* PARAMETERS
*  handle: the returned handle value of DclSPMI_Close
*
* RETURNS
*  STATUS_OK
*
*************************************************************************/
DCL_STATUS DclSPMI_Close(DCL_HANDLE handle)
{
	return STATUS_OK;
}

#endif /* endif DRV_SPMI_OFF */