arch/arm/mach-feroceon-kw2/mv_hal_if/mvSysTdm.c - kernel/prism - Git at Google

 /*******************************************************************************
 Copyright (C) Marvell International Ltd. and its affiliates

 This software file (the "File") is owned and distributed by Marvell
 International Ltd. and/or its affiliates ("Marvell") under the following
 alternative licensing terms.  Once you have made an election to distribute the
 File under one of the following license alternatives, please (i) delete this
 introductory statement regarding license alternatives, (ii) delete the two
 license alternatives that you have not elected to use and (iii) preserve the
 Marvell copyright notice above.

 ********************************************************************************
 Marvell Commercial License Option

 If you received this File from Marvell and you have entered into a commercial
 license agreement (a "Commercial License") with Marvell, the File is licensed
 to you under the terms of the applicable Commercial License.

 ********************************************************************************
 Marvell GPL License Option

 If you received this File from Marvell, you may opt to use, redistribute and/or
 modify this File in accordance with the terms and conditions of the General
 Public License Version 2, June 1991 (the "GPL License"), a copy of which is
 available along with the File in the license.txt file or by writing to the Free
 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 or
 on the worldwide web at http://www.gnu.org/licenses/gpl.txt.

 THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE IMPLIED
 WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY
 DISCLAIMED.  The GPL License provides additional details about this warranty
 disclaimer.
 ********************************************************************************
 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.

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

 #include "mvCommon.h"
 #include "mvOs.h"
 #include "ctrlEnv/mvCtrlEnvLib.h"
 #include "boardEnv/mvBoardEnvLib.h"
 #ifdef CONFIG_MV_TDM_SUPPORT
 #include "voiceband/tdm/mvTdm.h"
 #else
  #include "voiceband/commUnit/mvCommUnit.h"
  #include "gpp/mvGpp.h"
 #endif
 #include "voiceband/mvSysTdmSpi.h"
 #include "spi/mvSpiCmnd.h"
 #include "spi/mvSpi.h"

 #define MAX_DATA_LENGTH		255

 /*******************************************************************************
 * mvSysTdmInit - Initialize the TDM subsystem
 *
 * DESCRIPTION:
 *
 * INPUT:
 *       None
 * OUTPUT:
 *		None
 * RETURN:
 *       None
 *
 *******************************************************************************/
 MV_STATUS mvSysTdmInit(MV_TDM_PARAMS* tdmParams)
 {
 	MV_TDM_HAL_DATA halData;
 	MV_UNIT_WIN_INFO addrWinMap[MAX_TARGETS + 1];
 	MV_STATUS status;

 	status = mvCtrlAddrWinMapBuild(addrWinMap, MAX_TARGETS + 1);
 	if(status == MV_OK)
 #ifdef MV_TDM_SUPPORT
 		status = mvTdmWinInit(addrWinMap);
 #else
 		status = mvCommUnitWinInit(addrWinMap);
 #endif

 	if(status == MV_OK) {
 		halData.spiMode = mvBoardTdmSpiModeGet();
 		halData.model = mvCtrlModelGet();
 		halData.ctrlRev = mvCtrlRevGet();
 #if defined(MV_TDM_PCM_CLK_8MHZ)
 		halData.frameTs = MV_FRAME_128TS;
 #elif defined(MV_TDM_PCM_CLK_4MHZ)
 		halData.frameTs = MV_FRAME_64TS;
 #else /* MV_TDM_PCM_CLK_2MHZ */
 		halData.frameTs = MV_FRAME_32TS;
 #endif

 #ifdef MV_TDM_SUPPORT
 		status = mvTdmHalInit (tdmParams, &halData);
 #else
 		halData.maxCs = mvBoardTdmDevicesCountGet();
 		status = mvCommUnitHalInit (tdmParams, &halData);

 		/* Issue SLIC reset */
 		mvGppValueSet(0, BIT25, 0);
 		mvOsUDelay(60);
 		mvGppValueSet(0, BIT25, BIT25);
 #endif
 	}

 	return status;
 }

 MV_VOID mvSysTdmSpiRead(MV_U16 lineId, MV_U8* cmdBuff, MV_U8 cmdSize, MV_U8* dataBuff, MV_U8 dataSize)
 {
 #if defined(MV_TDM_SUPPORT) && !defined(ZARLINK_SLIC_SUPPORT) && !defined(SILABS_SLIC_SUPPORT)

 	if((cmdSize > 4) || (dataSize > MAX_DATA_LENGTH))
 	{
 		mvOsPrintf("Error, exceeded max size of command(%d) or data(%d)\n", cmdSize, dataSize);
 		return;
 	}

 	mvTdmSpiRead(cmdBuff, cmdSize, dataBuff, dataSize, lineId);

 #else /* MV_COMM_UNIT_SUPPORT || ZARLINK_SLIC_SUPPORT || SILABS_SLIC_SUPPORT */

 	/* Set SPI parameters(lineId = devId) */
 	mvSpiParamsSet(mvBoardTdmSpiIdGet(), mvBoardTdmSpiCsGet(lineId), SPI_TYPE_SLIC);

 	if(MV_OK != mvSpiWriteThenRead (mvBoardTdmSpiIdGet(), cmdBuff, cmdSize, dataBuff, dataSize, 0))
 		printk("SPI read failed !!!\n");

 #endif /* MV_TDM_SUPPORT */
 }

 /*******************************************************************************
 * mvSysTdmSpiWrite - telephony register write via SPI interface
 *
 * DESCRIPTION:
 *
 * INPUT:
 *       None
 * OUTPUT:
 *		None
 * RETURN:
 *       None
 *
 *******************************************************************************/
 MV_VOID mvSysTdmSpiWrite(MV_U16 lineId, MV_U8* cmdBuff, MV_U8 cmdSize, MV_U8* dataBuff, MV_U8 dataSize)
 {
 #if defined(MV_TDM_SUPPORT) && !defined(ZARLINK_SLIC_SUPPORT) && !defined(SILABS_SLIC_SUPPORT)

 	if((cmdSize > 3) || (dataSize > MAX_DATA_LENGTH))
 	{
 		mvOsPrintf("Error, exceeded max size of command(%d) or data(%d)\n", cmdSize, dataSize);
 		return;
 	}

 	mvTdmSpiWrite(cmdBuff, cmdSize, dataBuff, dataSize, lineId);

 #else /* MV_COMM_UNIT_SUPPORT || ZARLINK_SLIC_SUPPORT || SILABS_SLIC_SUPPORT*/

 	/* Set SPI parameters(lineId = devId) */
 	mvSpiParamsSet(mvBoardTdmSpiIdGet(), mvBoardTdmSpiCsGet(lineId), SPI_TYPE_SLIC);

 	if(MV_OK != mvSpiWriteThenWrite (mvBoardTdmSpiIdGet(), cmdBuff, cmdSize, dataBuff, dataSize))
 		printk("SPI write failed !!!\n");

 #endif /* MV_TDM_SUPPORT */
 }

 /*******************************************************************************
 * mvSysTdmIntEnable - Enable CSLAC device interrupts.
 *
 * DESCRIPTION:
 *
 * INPUT:
 *       Device ID
 * OUTPUT:
 *		None
 * RETURN:
 *       None
 *
 *******************************************************************************/
 MV_VOID mvSysTdmIntEnable(MV_U8 deviceId)
 {
 #if defined(MV_TDM_SUPPORT)

 	mvTdmIntEnable();

 #else /* MV_COMM_UNIT_SUPPORT */

 	mvCommUnitIntEnable(deviceId);

 #endif
 }

 /*******************************************************************************
 * mvSysTdmIntDisable - Disable CSLAC device interrupts.
 *
 * DESCRIPTION:
 *
 * INPUT:
 *       Device ID
 * OUTPUT:
 *		None
 * RETURN:
 *       None
 *
 *******************************************************************************/
 MV_VOID mvSysTdmIntDisable(MV_U8 deviceId)
 {
 #if defined(MV_TDM_SUPPORT)

 	mvTdmIntDisable();

 #else /* MV_COMM_UNIT_SUPPORT */

 	mvCommUnitIntDisable(deviceId);

 #endif
 }
	/*******************************************************************************
	Copyright (C) Marvell International Ltd. and its affiliates

	This software file (the "File") is owned and distributed by Marvell
	International Ltd. and/or its affiliates ("Marvell") under the following
	alternative licensing terms. Once you have made an election to distribute the
	File under one of the following license alternatives, please (i) delete this
	introductory statement regarding license alternatives, (ii) delete the two
	license alternatives that you have not elected to use and (iii) preserve the
	Marvell copyright notice above.

	********************************************************************************
	Marvell Commercial License Option

	If you received this File from Marvell and you have entered into a commercial
	license agreement (a "Commercial License") with Marvell, the File is licensed
	to you under the terms of the applicable Commercial License.

	********************************************************************************
	Marvell GPL License Option

	If you received this File from Marvell, you may opt to use, redistribute and/or
	modify this File in accordance with the terms and conditions of the General
	Public License Version 2, June 1991 (the "GPL License"), a copy of which is
	available along with the File in the license.txt file or by writing to the Free
	Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 or
	on the worldwide web at http://www.gnu.org/licenses/gpl.txt.

	THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE IMPLIED
	WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY
	DISCLAIMED. The GPL License provides additional details about this warranty
	disclaimer.
	********************************************************************************
	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.

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

	#include "mvCommon.h"
	#include "mvOs.h"
	#include "ctrlEnv/mvCtrlEnvLib.h"
	#include "boardEnv/mvBoardEnvLib.h"
	#ifdef CONFIG_MV_TDM_SUPPORT
	#include "voiceband/tdm/mvTdm.h"
	#else
	#include "voiceband/commUnit/mvCommUnit.h"
	#include "gpp/mvGpp.h"
	#endif
	#include "voiceband/mvSysTdmSpi.h"
	#include "spi/mvSpiCmnd.h"
	#include "spi/mvSpi.h"

	#define MAX_DATA_LENGTH 255

	/*******************************************************************************
	* mvSysTdmInit - Initialize the TDM subsystem
	*
	* DESCRIPTION:
	*
	* INPUT:
	* None
	* OUTPUT:
	* None
	* RETURN:
	* None
	*
	*******************************************************************************/
	MV_STATUS mvSysTdmInit(MV_TDM_PARAMS* tdmParams)
	{
	MV_TDM_HAL_DATA halData;
	MV_UNIT_WIN_INFO addrWinMap[MAX_TARGETS + 1];
	MV_STATUS status;

	status = mvCtrlAddrWinMapBuild(addrWinMap, MAX_TARGETS + 1);
	if(status == MV_OK)
	#ifdef MV_TDM_SUPPORT
	status = mvTdmWinInit(addrWinMap);
	#else
	status = mvCommUnitWinInit(addrWinMap);
	#endif

	if(status == MV_OK) {
	halData.spiMode = mvBoardTdmSpiModeGet();
	halData.model = mvCtrlModelGet();
	halData.ctrlRev = mvCtrlRevGet();
	#if defined(MV_TDM_PCM_CLK_8MHZ)
	halData.frameTs = MV_FRAME_128TS;
	#elif defined(MV_TDM_PCM_CLK_4MHZ)
	halData.frameTs = MV_FRAME_64TS;
	#else /* MV_TDM_PCM_CLK_2MHZ */
	halData.frameTs = MV_FRAME_32TS;
	#endif

	#ifdef MV_TDM_SUPPORT
	status = mvTdmHalInit (tdmParams, &halData);
	#else
	halData.maxCs = mvBoardTdmDevicesCountGet();
	status = mvCommUnitHalInit (tdmParams, &halData);

	/* Issue SLIC reset */
	mvGppValueSet(0, BIT25, 0);
	mvOsUDelay(60);
	mvGppValueSet(0, BIT25, BIT25);
	#endif
	}

	return status;
	}

	MV_VOID mvSysTdmSpiRead(MV_U16 lineId, MV_U8* cmdBuff, MV_U8 cmdSize, MV_U8* dataBuff, MV_U8 dataSize)
	{
	#if defined(MV_TDM_SUPPORT) && !defined(ZARLINK_SLIC_SUPPORT) && !defined(SILABS_SLIC_SUPPORT)

	if((cmdSize > 4) \|\| (dataSize > MAX_DATA_LENGTH))
	{
	mvOsPrintf("Error, exceeded max size of command(%d) or data(%d)\n", cmdSize, dataSize);
	return;
	}

	mvTdmSpiRead(cmdBuff, cmdSize, dataBuff, dataSize, lineId);

	#else /* MV_COMM_UNIT_SUPPORT \|\| ZARLINK_SLIC_SUPPORT \|\| SILABS_SLIC_SUPPORT */

	/* Set SPI parameters(lineId = devId) */
	mvSpiParamsSet(mvBoardTdmSpiIdGet(), mvBoardTdmSpiCsGet(lineId), SPI_TYPE_SLIC);

	if(MV_OK != mvSpiWriteThenRead (mvBoardTdmSpiIdGet(), cmdBuff, cmdSize, dataBuff, dataSize, 0))
	printk("SPI read failed !!!\n");

	#endif /* MV_TDM_SUPPORT */
	}

	/*******************************************************************************
	* mvSysTdmSpiWrite - telephony register write via SPI interface
	*
	* DESCRIPTION:
	*
	* INPUT:
	* None
	* OUTPUT:
	* None
	* RETURN:
	* None
	*
	*******************************************************************************/
	MV_VOID mvSysTdmSpiWrite(MV_U16 lineId, MV_U8* cmdBuff, MV_U8 cmdSize, MV_U8* dataBuff, MV_U8 dataSize)
	{
	#if defined(MV_TDM_SUPPORT) && !defined(ZARLINK_SLIC_SUPPORT) && !defined(SILABS_SLIC_SUPPORT)

	if((cmdSize > 3) \|\| (dataSize > MAX_DATA_LENGTH))
	{
	mvOsPrintf("Error, exceeded max size of command(%d) or data(%d)\n", cmdSize, dataSize);
	return;
	}

	mvTdmSpiWrite(cmdBuff, cmdSize, dataBuff, dataSize, lineId);

	#else /* MV_COMM_UNIT_SUPPORT \|\| ZARLINK_SLIC_SUPPORT \|\| SILABS_SLIC_SUPPORT*/

	/* Set SPI parameters(lineId = devId) */
	mvSpiParamsSet(mvBoardTdmSpiIdGet(), mvBoardTdmSpiCsGet(lineId), SPI_TYPE_SLIC);

	if(MV_OK != mvSpiWriteThenWrite (mvBoardTdmSpiIdGet(), cmdBuff, cmdSize, dataBuff, dataSize))
	printk("SPI write failed !!!\n");

	#endif /* MV_TDM_SUPPORT */
	}

	/*******************************************************************************
	* mvSysTdmIntEnable - Enable CSLAC device interrupts.
	*
	* DESCRIPTION:
	*
	* INPUT:
	* Device ID
	* OUTPUT:
	* None
	* RETURN:
	* None
	*
	*******************************************************************************/
	MV_VOID mvSysTdmIntEnable(MV_U8 deviceId)
	{
	#if defined(MV_TDM_SUPPORT)

	mvTdmIntEnable();

	#else /* MV_COMM_UNIT_SUPPORT */

	mvCommUnitIntEnable(deviceId);

	#endif
	}

	/*******************************************************************************
	* mvSysTdmIntDisable - Disable CSLAC device interrupts.
	*
	* DESCRIPTION:
	*
	* INPUT:
	* Device ID
	* OUTPUT:
	* None
	* RETURN:
	* None
	*
	*******************************************************************************/
	MV_VOID mvSysTdmIntDisable(MV_U8 deviceId)
	{
	#if defined(MV_TDM_SUPPORT)

	mvTdmIntDisable();

	#else /* MV_COMM_UNIT_SUPPORT */

	mvCommUnitIntDisable(deviceId);

	#endif
	}