navienginebsp/ne1_tb/specific/powerresources.cpp
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     1 /*
       
     2 * Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description:  
       
    15 * ne1_tb\specific\powerresources.cpp
       
    16 *
       
    17 */
       
    18 
       
    19 
       
    20 
       
    21 #include "resmanpsl.h"
       
    22 #include <naviengine_priv.h>
       
    23 
       
    24 /** Constructor for board power resource */
       
    25 DNE1_TBBoardPowerResource::DNE1_TBBoardPowerResource():DStaticPowerResource(KBoardPower, E_ON)
       
    26 	{
       
    27 	iFlags = 0; //Binary synchronous single user positive sense resource
       
    28 	}
       
    29 
       
    30 /** This function updates the resource information for board power resource. Call default implementation to update
       
    31 	generic information about the resource. */
       
    32 TInt DNE1_TBBoardPowerResource::GetInfo(TDes8* aInfo)const
       
    33 	{
       
    34 	DStaticPowerResource::GetInfo((TDes8*)aInfo);
       
    35 	TPowerResourceInfoV01 *buf1 = (TPowerResourceInfoV01*)aInfo;
       
    36 	buf1->iMinLevel = E_OFF;
       
    37 	buf1->iMaxLevel = E_ON;
       
    38 	return KErrNone;
       
    39 	}
       
    40 
       
    41 /** This function takes care of the requested resource operation (read / write) for board power resource.
       
    42 	This is called from PIL on response to change or read resource state. 
       
    43 	*/
       
    44 TInt DNE1_TBBoardPowerResource::DoRequest(TPowerRequest& aRequest)
       
    45 	{
       
    46 	if(aRequest.ReqType() == TPowerRequest::EGet)
       
    47 		{
       
    48 		aRequest.Level() = E_ON; //should be ON
       
    49 		}
       
    50 	else if(aRequest.ReqType() == TPowerRequest::ESetDefaultLevel)
       
    51 		{
       
    52 		//Set to default level
       
    53 		aRequest.Level() = iDefaultLevel;
       
    54 		}
       
    55 	else if(aRequest.ReqType() == TPowerRequest::EChange)
       
    56 		{
       
    57 		//Change to level specified. If the state is OFF then board will be switched off 
       
    58 		AsspRegister::Write32(KHwFPGABase+KHoSystemPowerDown, aRequest.Level());
       
    59 		}
       
    60 	else
       
    61 		{
       
    62 		return KErrNotSupported;
       
    63 		}
       
    64 	return KErrNone;
       
    65 	}
       
    66 
       
    67 /** Constructor for display DCLK resource */
       
    68 DNE1_TBDisplayDclkResource::DNE1_TBDisplayDclkResource():DStaticPowerResource(KDisplayDclk, EDisplayDclk66500KHz)
       
    69 	{
       
    70 	iFlags = EMultilevel; //Multilevel instantaneous single user positive sense resource
       
    71 	}
       
    72 
       
    73 /** This function updates the resource information for display DCLK resource. Call default implementation to 
       
    74 	update generic information about the resource. */
       
    75 TInt DNE1_TBDisplayDclkResource::GetInfo(TDes8* aInfo)const
       
    76 	{
       
    77 	DStaticPowerResource::GetInfo((TDes8*)aInfo);
       
    78 	TPowerResourceInfoV01 *buf1 = (TPowerResourceInfoV01*)aInfo;
       
    79 	buf1->iMinLevel = EDisplayDclk19950KHz;
       
    80 	buf1->iMaxLevel = EDisplayDclk79800KHz;
       
    81 	return KErrNone;
       
    82 	}
       
    83 
       
    84 /** This function takes care of the requested resource operation (read /write) for display DCLK. 
       
    85 	This is called from PIL on response to change or read resource state.
       
    86 	*/
       
    87 TInt DNE1_TBDisplayDclkResource::DoRequest(TPowerRequest& aRequest)
       
    88 	{
       
    89 	TInt level;
       
    90 	if(aRequest.ReqType() == TPowerRequest::EGet)
       
    91 		{
       
    92 		level = AsspRegister::Read32(KHwSystemCtrlBase+KHoSCUDisplayDCLKCtrl);
       
    93 		level = ~(level & 0xF); //Need to convert from divider setting to frequency
       
    94 		}
       
    95 	else if(aRequest.ReqType() == TPowerRequest::ESetDefaultLevel)
       
    96 		{
       
    97 		//Set the default level 
       
    98 		AsspRegister::Write32(KHwSystemCtrlBase+KHoSCUDisplayDCLKCtrl, ~iDefaultLevel);
       
    99 		aRequest.Level() = iDefaultLevel;
       
   100 		}
       
   101 	else if(aRequest.ReqType() == TPowerRequest::EChange)
       
   102 		{
       
   103 		//Select internal clock 
       
   104 		AsspRegister::Write32(KHwSystemCtrlBase+KHoSCUDisplayDCLKCtrl, ~aRequest.Level());
       
   105 		}
       
   106 	else 
       
   107 		{
       
   108 		return KErrNotSupported;
       
   109 		}
       
   110 	return KErrNone;
       
   111 	}
       
   112 
       
   113 /** Constructor for LCD power resource */
       
   114 DNE1_TBLcdResource::DNE1_TBLcdResource():DStaticPowerResource(KLcdPower, E_ON)
       
   115 	{
       
   116 	iFlags = 0; //Binary instantaneous single user positive sense resource
       
   117 	}
       
   118 
       
   119 /** This function updates the resource information for LCD power resource. Call default implementation to 
       
   120 	update generic information about the resource. */
       
   121 TInt DNE1_TBLcdResource::GetInfo(TDes8* aInfo)const
       
   122 	{
       
   123 	DStaticPowerResource::GetInfo((TDes8*)aInfo);
       
   124 	TPowerResourceInfoV01 *buf1 = (TPowerResourceInfoV01*)aInfo;
       
   125 	buf1->iMinLevel = E_OFF;
       
   126 	buf1->iMaxLevel = E_ON;
       
   127 	return KErrNone;
       
   128 	}
       
   129 
       
   130 /** This function takes care of the requested resource operation (read / write) for LCD resource.
       
   131 	This is called from PIL on response to change or read resource state.
       
   132 	*/
       
   133 TInt DNE1_TBLcdResource::DoRequest(TPowerRequest& aRequest)
       
   134 	{
       
   135 	if(aRequest.ReqType() == TPowerRequest::EGet)
       
   136 		{
       
   137 		aRequest.Level() = AsspRegister::Read32(KHwFPGABase+KHoLCDControl) & 0x1;
       
   138 		}
       
   139 	else if(aRequest.ReqType() == TPowerRequest::ESetDefaultLevel)
       
   140 		{
       
   141 		AsspRegister::Modify32(KHwFPGABase+KHoLCDControl, KClearBit0, iDefaultLevel);
       
   142 		aRequest.Level() = iDefaultLevel;
       
   143 		}
       
   144 	else if(aRequest.ReqType() == TPowerRequest::EChange)
       
   145 		{
       
   146 		//Set to requested level
       
   147 		AsspRegister::Modify32(KHwFPGABase+KHoLCDControl, KClearBit0, aRequest.Level());
       
   148 		}
       
   149 	else 
       
   150 		{
       
   151 		return KErrNotSupported;
       
   152 		}
       
   153 	return KErrNone;
       
   154 	}
       
   155 
       
   156 /** Constructor for CSI 0 clock resource */
       
   157 DNE1_TBCSI0ClockResource::DNE1_TBCSI0ClockResource():DStaticPowerResource(KCSI0Clock, ECSIClkSck1)
       
   158 	{
       
   159 	iFlags = EMultilevel; //Mulitlevel instantaneous single user positive sense resource
       
   160 	}
       
   161 
       
   162 /** This function updates the resource information for CSI 0 clock resource. Call default implementation to 
       
   163 	update generic information about the resource.
       
   164 	*/
       
   165 TInt DNE1_TBCSI0ClockResource::GetInfo(TDes8* aInfo)const
       
   166 	{
       
   167 	DStaticPowerResource::GetInfo((TDes8*)aInfo);
       
   168 	TPowerResourceInfoV01 *buf1 = (TPowerResourceInfoV01*)aInfo;
       
   169 	buf1->iMinLevel = ECSIClkSck1;
       
   170 	buf1->iMaxLevel = ECSIClk16670KHz;
       
   171 	return KErrNone;
       
   172 	}
       
   173 
       
   174 /** This function takes care of the requested resource operation (read /write) for CSI 0 clock resource.
       
   175 	This is called from PIL on response to change or read resource state.
       
   176 	*/
       
   177 TInt DNE1_TBCSI0ClockResource::DoRequest(TPowerRequest& aRequest)
       
   178 	{
       
   179 	TUint level;
       
   180 	if(aRequest.ReqType() == TPowerRequest::EGet)
       
   181 		{
       
   182 		level = AsspRegister::Read32(KHwBaseCSI0+KHoCSIClockSelect);
       
   183 		aRequest.Level() = ~(level & 0x7); //Convert from divider to frequency
       
   184 		return KErrNone;
       
   185 		}
       
   186 	//Check whether CSIRST is 1, if not return KErrNotsupported
       
   187 	level = AsspRegister::Read32(KHwBaseCSI0+KHoCSIModeControl);
       
   188 	if(level & CSI_UNIT_ENABLE)
       
   189 		{
       
   190 		return KErrNotSupported;
       
   191 		}
       
   192 	//Check whether CSIE is 0 , if not return KErrNotSupported
       
   193 	level = AsspRegister::Read32(KHwBaseCSI0+KHoCSIControl);
       
   194 	if(!(level & CSI_RESET))
       
   195 		{
       
   196 		return KErrNotSupported;
       
   197 		}
       
   198 	if(aRequest.ReqType() == TPowerRequest::ESetDefaultLevel)
       
   199 		{
       
   200 		//Set to default level
       
   201 		AsspRegister::Modify32(KHwBaseCSI0+KHoCSIClockSelect, KClearBit0_2, ~iDefaultLevel);
       
   202 		aRequest.Level() = iDefaultLevel;
       
   203 		}
       
   204 	else if(aRequest.ReqType() == TPowerRequest::EChange)
       
   205 		{
       
   206 		AsspRegister::Modify32(KHwBaseCSI0+KHoCSIClockSelect, KClearBit0_2, ~aRequest.Level());
       
   207 		}
       
   208 	else 
       
   209 		{
       
   210 		return KErrNotSupported;
       
   211 		}
       
   212 	return KErrNone;
       
   213 	}
       
   214 
       
   215 /** Constructor for CSI 1 clock resource */
       
   216 DNE1_TBCSI1ClockResource::DNE1_TBCSI1ClockResource():DStaticPowerResource(KCSI1Clock, ECSIClkSck1)
       
   217 	{
       
   218 	iFlags = EMultilevel; //Multilevel instantaneous single user positive sense resource
       
   219 	}
       
   220 
       
   221 /** This function updates the resource information for CSI 1 clock resource. Call default implementation to 
       
   222 	update generic information about the resource. 
       
   223 	*/
       
   224 TInt DNE1_TBCSI1ClockResource::GetInfo(TDes8* aInfo)const
       
   225 	{
       
   226 	DStaticPowerResource::GetInfo((TDes8*)aInfo);
       
   227 	TPowerResourceInfoV01 *buf1 = (TPowerResourceInfoV01*)aInfo;
       
   228 	buf1->iMinLevel = ECSIClkSck1;
       
   229 	buf1->iMaxLevel = ECSIClk16670KHz;
       
   230 	return KErrNone;
       
   231 	}
       
   232 
       
   233 /** This function takes care of the requested resource operation (read/write) for CSI 1 clock resource.
       
   234 	This is called from PIL on response to change or read resource state.
       
   235 	*/
       
   236 TInt DNE1_TBCSI1ClockResource::DoRequest(TPowerRequest& aRequest)
       
   237 	{
       
   238 	TUint level;
       
   239 	if(aRequest.ReqType() == TPowerRequest::EGet)
       
   240 		{
       
   241 		level = AsspRegister::Read32(KHwBaseCSI1+KHoCSIClockSelect);
       
   242 		level = ~(level & 0x7);
       
   243 		return KErrNone;
       
   244 		}
       
   245 	//Check whether CSIRST is 1, if not return KErrNotsupported
       
   246 	level = AsspRegister::Read32(KHwBaseCSI1+KHoCSIModeControl);
       
   247 	if(level & CSI_UNIT_ENABLE)
       
   248 		{
       
   249 		return KErrNotSupported;
       
   250 		}	
       
   251 	//Check whether CSIE is 0 , if not return KErrNotSupported
       
   252 	level = AsspRegister::Read32(KHwBaseCSI1+KHoCSIControl);
       
   253 	if(!(level & CSI_RESET))
       
   254 		{
       
   255 		return KErrNotSupported;
       
   256 		}
       
   257 	if(aRequest.ReqType() == TPowerRequest::ESetDefaultLevel)
       
   258 		{
       
   259 		//Set to default level
       
   260 		AsspRegister::Modify32(KHwBaseCSI1+KHoCSIClockSelect, KClearBit0_2, ~iDefaultLevel);
       
   261 		aRequest.Level() = iDefaultLevel;
       
   262 		}
       
   263 	else if(aRequest.ReqType() == TPowerRequest::EChange)
       
   264 		{
       
   265 		//Change the resource to the requested level
       
   266 		AsspRegister::Modify32(KHwBaseCSI1+KHoCSIClockSelect, KClearBit0_2, ~aRequest.Level());
       
   267 		}
       
   268 	else
       
   269 		{
       
   270 		return KErrNotSupported;
       
   271 		}
       
   272 	return KErrNone;
       
   273 	}
       
   274 
       
   275 /** Constructor for I2S 0 MCLK divider resource */
       
   276 DNE1_TBI2S0MclkResource::DNE1_TBI2S0MclkResource():DStaticPowerResource(KI2S0Mclk, EI2SMclk36864KHz)
       
   277 	{
       
   278 	//This resource also takes care of masking the DCLK clock and therefore classified as multiproperty
       
   279 	iFlags = EMultiProperty; 
       
   280 	}
       
   281 
       
   282 /** This function updates the resource information for I2S 0 clock resource. Call default implementation to
       
   283 	update generic information about the resource
       
   284 	*/
       
   285 TInt DNE1_TBI2S0MclkResource::GetInfo(TDes8* aInfo)const
       
   286 	{
       
   287 	DStaticPowerResource::GetInfo((TDes8*)aInfo);
       
   288 	TPowerResourceInfoV01 *buf1 = (TPowerResourceInfoV01*)aInfo;
       
   289 	buf1->iMinLevel = EI2SMclkMask;
       
   290 	buf1->iMaxLevel = EI2SMclk16934KHz;
       
   291 	return KErrNone;
       
   292 	}
       
   293 
       
   294 /** This function takes care of the requested resource operation (read / write) for I2S 0 MCLK resource.
       
   295 	This is called from PIL on response to change or read resource state.
       
   296 	*/
       
   297 TInt DNE1_TBI2S0MclkResource::DoRequest(TPowerRequest& aRequest)
       
   298 	{
       
   299 	if(aRequest.ReqType() == TPowerRequest::EGet)
       
   300 		{
       
   301 		aRequest.Level() = AsspRegister::Read32(KHwSystemCtrlBase+KHoSCUDivideI2SCLKCtrl) & 0xF;
       
   302 		}
       
   303 	else if(aRequest.ReqType() == TPowerRequest::ESetDefaultLevel)
       
   304 		{
       
   305 		//Set to default level
       
   306 		AsspRegister::Modify32(KHwSystemCtrlBase+KHoSCUDivideI2SCLKCtrl, KClearBit0_3, iDefaultLevel);
       
   307 		aRequest.Level() = iDefaultLevel;
       
   308 		}
       
   309 	else if(aRequest.ReqType() == TPowerRequest::EChange)
       
   310 		{
       
   311 		if(aRequest.Level() == EI2SMclkMask) //Enable DCLK Mask
       
   312 			{
       
   313 			AsspRegister::Modify32(KHwSystemCtrlBase+KHoSCUClockMaskCtrl, KClearBit18, KSetBit18);
       
   314 			}
       
   315 		else
       
   316 			{
       
   317 			//Set the request frequency
       
   318 			AsspRegister::Modify32(KHwSystemCtrlBase+KHoSCUDivideI2SCLKCtrl, KClearBit0_3, aRequest.Level());
       
   319 			//Disable the clock mask
       
   320 			TUint level = AsspRegister::Read32(KHwSystemCtrlBase+KHoSCUDivideI2SCLKCtrl);
       
   321 			if(!(level & KSetBit18))
       
   322 				{
       
   323 				AsspRegister::Modify32(KHwSystemCtrlBase+KHoSCUDivideI2SCLKCtrl, KClearBit18, KClearBit18);
       
   324 				}
       
   325 			}
       
   326 		}
       
   327 	else 
       
   328 		{
       
   329 		return KErrNotSupported;
       
   330 		}	
       
   331 	return KErrNone;
       
   332 	}
       
   333 
       
   334 /** Constructor for I2S 1 MCLK divider resource */
       
   335 DNE1_TBI2S1MclkResource::DNE1_TBI2S1MclkResource():DStaticPowerResource(KI2S1Mclk, EI2SMclk36864KHz)
       
   336 	{
       
   337 	iFlags = EMultiProperty;
       
   338 	}
       
   339 
       
   340 /** This function updates the resource information for I2S 1 clock resource. Call default implementation to
       
   341 	update generic information about the resource
       
   342 	*/
       
   343 TInt DNE1_TBI2S1MclkResource::GetInfo(TDes8* aInfo)const
       
   344 	{
       
   345 	DStaticPowerResource::GetInfo((TDes8*)aInfo);
       
   346 	TPowerResourceInfoV01 *buf1 = (TPowerResourceInfoV01*)aInfo;
       
   347 	buf1->iMinLevel = EI2SMclkMask;
       
   348 	buf1->iMaxLevel = EI2SMclk16934KHz;
       
   349 	return KErrNone;
       
   350 	}
       
   351 
       
   352 /** This function takes care of the requested resource operation (read / write) for I2S 1 MCLK clock resource.
       
   353 	This is called from PIL on response to change or read resource state.
       
   354 	*/
       
   355 TInt DNE1_TBI2S1MclkResource::DoRequest(TPowerRequest& aRequest)
       
   356 	{
       
   357 	TUint level;
       
   358 	if(aRequest.ReqType() == TPowerRequest::EGet)
       
   359 		{
       
   360 		level = AsspRegister::Read32(KHwSystemCtrlBase+KHoSCUDivideI2SCLKCtrl);
       
   361 		aRequest.Level() = (level >> SHIFT_BY_8) & 0xF;
       
   362 		}
       
   363 	else if(aRequest.ReqType() == TPowerRequest::ESetDefaultLevel)
       
   364 		{
       
   365 		//Set to default level
       
   366 		AsspRegister::Modify32(KHwSystemCtrlBase+KHoSCUDivideI2SCLKCtrl, KClearBit8_11, (iDefaultLevel << SHIFT_BY_8));
       
   367 		aRequest.Level() = iDefaultLevel;
       
   368 		}
       
   369 	else if(aRequest.ReqType() == TPowerRequest::EChange)
       
   370 		{
       
   371 		if(aRequest.Level() == EI2SMclkMask) //Enable DCLK Mask
       
   372 			{
       
   373 			AsspRegister::Modify32(KHwSystemCtrlBase+KHoSCUClockMaskCtrl, KClearBit19, KSetBit19);
       
   374 			}
       
   375 		else
       
   376 			{
       
   377 			//Set the request frequency
       
   378 			AsspRegister::Modify32(KHwSystemCtrlBase+KHoSCUDivideI2SCLKCtrl, KClearBit8_11, (aRequest.Level() << SHIFT_BY_8));
       
   379 			//Disable the clock mask
       
   380 			level = AsspRegister::Read32(KHwSystemCtrlBase+KHoSCUDivideI2SCLKCtrl);
       
   381 			if(!(level & KSetBit19))
       
   382 				{
       
   383 				AsspRegister::Modify32(KHwSystemCtrlBase+KHoSCUDivideI2SCLKCtrl, KClearBit19, KClearBit19);
       
   384 				}
       
   385 			}
       
   386 		}
       
   387 	else 
       
   388 		{
       
   389 		return KErrNotSupported;
       
   390 		}
       
   391 	return KErrNone;
       
   392 	}
       
   393 
       
   394 /** Constructor for I2S 2 MCLK divider resource */
       
   395 DNE1_TBI2S2MclkResource::DNE1_TBI2S2MclkResource():DStaticPowerResource(KI2S2Mclk, EI2SMclk36864KHz)
       
   396 	{
       
   397 	iFlags = EMultiProperty;
       
   398 	}
       
   399 
       
   400 /** This function updates the resource information for I2S 2 MCLK clock resource. Call default implementation to
       
   401 	update generic information about the resource
       
   402 	*/
       
   403 TInt DNE1_TBI2S2MclkResource::GetInfo(TDes8* aInfo)const
       
   404 	{
       
   405 	DStaticPowerResource::GetInfo((TDes8*)aInfo);
       
   406 	TPowerResourceInfoV01 *buf1 = (TPowerResourceInfoV01*)aInfo;
       
   407 	buf1->iMinLevel = EI2SMclkMask;
       
   408 	buf1->iMaxLevel = EI2SMclk16934KHz;
       
   409 	return KErrNone;
       
   410 	}
       
   411 
       
   412 /** This function takes care of the requested resource operation (read / write) for I2S 2 MCLK clock resource.
       
   413 	This is called from PIL on response to change or read resource state.
       
   414 	*/
       
   415 TInt DNE1_TBI2S2MclkResource::DoRequest(TPowerRequest& aRequest)
       
   416 	{
       
   417 	TUint level;
       
   418 	if(aRequest.ReqType() == TPowerRequest::EGet)
       
   419 		{
       
   420 		level = AsspRegister::Read32(KHwSystemCtrlBase+KHoSCUDivideI2SCLKCtrl);
       
   421 		aRequest.Level() = (level >> SHIFT_BY_16) & 0xF;
       
   422 		}
       
   423 	else if(aRequest.ReqType() == TPowerRequest::ESetDefaultLevel)
       
   424 		{
       
   425 		//Set to default level
       
   426 		AsspRegister::Modify32(KHwSystemCtrlBase+KHoSCUDivideI2SCLKCtrl, KClearBit16_19, (iDefaultLevel << SHIFT_BY_16));
       
   427 		aRequest.Level() = iDefaultLevel;
       
   428 		}
       
   429 	else if(aRequest.ReqType() == TPowerRequest::EChange)
       
   430 		{
       
   431 		if(aRequest.Level() == EI2SMclkMask) //Enable DCLK Mask
       
   432 			{
       
   433 			AsspRegister::Modify32(KHwSystemCtrlBase+KHoSCUClockMaskCtrl, KClearBit20, KSetBit20);
       
   434 			}
       
   435 		else
       
   436 			{
       
   437 			//Set the request frequency
       
   438 			AsspRegister::Modify32(KHwSystemCtrlBase+KHoSCUDivideI2SCLKCtrl, KClearBit16_19, 
       
   439 																		(aRequest.Level() << SHIFT_BY_16));
       
   440 			//Disable the clock mask
       
   441 			level = AsspRegister::Read32(KHwSystemCtrlBase+KHoSCUDivideI2SCLKCtrl);
       
   442 			if(!(level & KSetBit20))
       
   443 				{
       
   444 				AsspRegister::Modify32(KHwSystemCtrlBase+KHoSCUDivideI2SCLKCtrl, KClearBit20, KClearBit20);
       
   445 				}
       
   446 			}
       
   447 		}
       
   448 	else 
       
   449 		{
       
   450 		return KErrNotSupported;
       
   451 		}
       
   452 	return KErrNone;
       
   453 	}
       
   454 
       
   455 /** Constructor for I2S 3 MCLK divider resource */
       
   456 DNE1_TBI2S3MclkResource::DNE1_TBI2S3MclkResource():DStaticPowerResource(KI2S3Mclk, EI2SMclk36864KHz)
       
   457 	{
       
   458 	iFlags = EMultiProperty;
       
   459 	}
       
   460 
       
   461 /** This function updates the resource information for I2S 3 MCLK clock resource. Call default implementation to
       
   462 	update generic information about the resource
       
   463 	*/
       
   464 TInt DNE1_TBI2S3MclkResource::GetInfo(TDes8* aInfo)const
       
   465 	{
       
   466 	DStaticPowerResource::GetInfo((TDes8*)aInfo);
       
   467 	TPowerResourceInfoV01 *buf1 = (TPowerResourceInfoV01*)aInfo;
       
   468 	buf1->iMinLevel = EI2SMclkMask;
       
   469 	buf1->iMaxLevel = EI2SMclk16934KHz;
       
   470 	return KErrNone;
       
   471 	}
       
   472 
       
   473 /** This function takes care of the requested resource operation (read / write) for I2S 3 MCLK clock resource.
       
   474 	This is called from PIL on response to change or read resource state.
       
   475 	*/
       
   476 TInt DNE1_TBI2S3MclkResource::DoRequest(TPowerRequest& aRequest)
       
   477 	{
       
   478 	TUint level;
       
   479 	if(aRequest.ReqType() == TPowerRequest::EGet)
       
   480 		{
       
   481 		level = AsspRegister::Read32(KHwSystemCtrlBase+KHoSCUDivideI2SCLKCtrl);
       
   482 		aRequest.Level() = (level >> SHIFT_BY_24) & 0xF;
       
   483 		}
       
   484 	else if(aRequest.ReqType() == TPowerRequest::ESetDefaultLevel)
       
   485 		{
       
   486 		//Set to default level
       
   487 		AsspRegister::Modify32(KHwSystemCtrlBase+KHoSCUDivideI2SCLKCtrl, KClearBit24_27, (iDefaultLevel << SHIFT_BY_24));
       
   488 		aRequest.Level() = iDefaultLevel;
       
   489 		}
       
   490 	else if(aRequest.ReqType() == TPowerRequest::EChange)
       
   491 		{
       
   492 		if(aRequest.Level() == EI2SMclkMask) //Enable DCLK Mask
       
   493 			{
       
   494 			AsspRegister::Modify32(KHwSystemCtrlBase+KHoSCUClockMaskCtrl, KClearBit21, KSetBit21);
       
   495 			}
       
   496 		else
       
   497 			{
       
   498 			//Set the request frequency
       
   499 			AsspRegister::Modify32(KHwSystemCtrlBase+KHoSCUDivideI2SCLKCtrl, KClearBit24_27, 
       
   500 																			(aRequest.Level() << SHIFT_BY_24));
       
   501 			//Disable the clock mask
       
   502 			level = AsspRegister::Read32(KHwSystemCtrlBase+KHoSCUDivideI2SCLKCtrl);
       
   503 			if(!(level & KSetBit21))
       
   504 				{
       
   505 				AsspRegister::Modify32(KHwSystemCtrlBase+KHoSCUDivideI2SCLKCtrl, KClearBit21, KClearBit21);
       
   506 				}
       
   507 			}
       
   508 		}
       
   509 	else 
       
   510 		{
       
   511 		return KErrNotSupported;
       
   512 		}
       
   513 	return KErrNone;
       
   514 	}
       
   515 
       
   516 /** Constructor for I2S 0 SCLK resource */
       
   517 DNE1_TBI2S0SclkResource::DNE1_TBI2S0SclkResource():DStaticPowerResource(KI2S0Sclk, EI2SSclk8000Hz)
       
   518 	{
       
   519 	iFlags = EMultilevel;
       
   520 	}
       
   521 
       
   522 /** This function updates the resource information for I2S 0 SCLK clock resource. Call default implementation to
       
   523 	update generic information about the resource
       
   524 	*/
       
   525 TInt DNE1_TBI2S0SclkResource::GetInfo(TDes8* aInfo)const
       
   526 	{
       
   527 	DStaticPowerResource::GetInfo((TDes8*)aInfo);
       
   528 	TPowerResourceInfoV01 *buf1 = (TPowerResourceInfoV01*)aInfo;
       
   529 	buf1->iMinLevel = EI2SSclk8000Hz;
       
   530 	buf1->iMaxLevel = EI2SSclk44100Hz;
       
   531 	return KErrNone;
       
   532 	}
       
   533 
       
   534 /** This function takes care of the requested resource operation (read / write) for I2S 0 SCLK clock resource.
       
   535 	This is called from PIL on response to change or read resource state.
       
   536 	*/
       
   537 TInt DNE1_TBI2S0SclkResource::DoRequest(TPowerRequest& aRequest)
       
   538 	{
       
   539 	TUint level;
       
   540 	if(aRequest.ReqType() == TPowerRequest::EGet)
       
   541 		{
       
   542 		level = AsspRegister::Read32(KHwBaseI2S0+KHoI2SCtrl);
       
   543 		aRequest.Level() = (level >> SHIFT_BY_16) & 0xF;
       
   544 		}
       
   545 	else if(aRequest.ReqType() == TPowerRequest::ESetDefaultLevel)
       
   546 		{
       
   547 		//Set to default level
       
   548 		AsspRegister::Modify32(KHwBaseI2S0+KHoI2SCtrl, KClearBit16_19, (iDefaultLevel << SHIFT_BY_16));
       
   549 		aRequest.Level() = iDefaultLevel;
       
   550 		}
       
   551 	else if(aRequest.ReqType() == TPowerRequest::EChange)
       
   552 		{
       
   553 		//Set to request frequency
       
   554 		AsspRegister::Modify32(KHwBaseI2S0+KHoI2SCtrl, KClearBit16_19, (aRequest.Level() << SHIFT_BY_16));
       
   555 		}
       
   556 	else
       
   557 		{
       
   558 		return KErrNotSupported;
       
   559 		}
       
   560 	return KErrNone;
       
   561 	}
       
   562 
       
   563 /** Constructor for I2S 1 SCLK resource */
       
   564 DNE1_TBI2S1SclkResource::DNE1_TBI2S1SclkResource():DStaticPowerResource(KI2S1Sclk, EI2SSclk8000Hz)
       
   565 	{
       
   566 	iFlags = EMultilevel;
       
   567 	}
       
   568 
       
   569 /** This function updates the resource information for I2S 1 SCLK clock resource. Call default implementation to
       
   570 	update generic information about the resource
       
   571 	*/
       
   572 TInt DNE1_TBI2S1SclkResource::GetInfo(TDes8* aInfo)const
       
   573 	{
       
   574 	DStaticPowerResource::GetInfo((TDes8*)aInfo);
       
   575 	TPowerResourceInfoV01 *buf1 = (TPowerResourceInfoV01*)aInfo;
       
   576 	buf1->iMinLevel = EI2SSclk8000Hz;
       
   577 	buf1->iMaxLevel = EI2SSclk44100Hz;
       
   578 	return KErrNone;
       
   579 	}
       
   580 
       
   581 /** This function takes care of the requested resource operation (read / write) for I2S 1 SCLK clock resource.
       
   582 	This is called from PIL on response to change or read resource state.
       
   583 	*/
       
   584 TInt DNE1_TBI2S1SclkResource::DoRequest(TPowerRequest& aRequest)
       
   585 	{
       
   586 	TUint level;
       
   587 	if(aRequest.ReqType() == TPowerRequest::EGet)
       
   588 		{
       
   589 		level = AsspRegister::Read32(KHwBaseI2S1+KHoI2SCtrl);
       
   590 		aRequest.Level() = (level >> SHIFT_BY_16) & 0xF;
       
   591 		}
       
   592 	else if(aRequest.ReqType() == TPowerRequest::ESetDefaultLevel)
       
   593 		{
       
   594 		//Set to default level
       
   595 		AsspRegister::Modify32(KHwBaseI2S1+KHoI2SCtrl, KClearBit16_19, (iDefaultLevel << SHIFT_BY_16));
       
   596 		aRequest.Level() = iDefaultLevel;
       
   597 		}
       
   598 	else if(aRequest.ReqType() == TPowerRequest::EChange)
       
   599 		{
       
   600 		//Set to request frequency
       
   601 		AsspRegister::Modify32(KHwBaseI2S1+KHoI2SCtrl, KClearBit16_19, (aRequest.Level() << SHIFT_BY_16));
       
   602 		}
       
   603 	else
       
   604 		{
       
   605 		return KErrNotSupported;
       
   606 		}
       
   607 	return KErrNone;
       
   608 	}
       
   609 
       
   610 /** Constructor for I2S 2 SCLK resource */
       
   611 DNE1_TBI2S2SclkResource::DNE1_TBI2S2SclkResource():DStaticPowerResource(KI2S2Sclk, EI2SSclk8000Hz)
       
   612 	{
       
   613 	iFlags = EMultilevel;
       
   614 	}
       
   615 
       
   616 /** This function updates the resource information for I2S 2 SCLK clock resource. Call default implementation to
       
   617 	update generic information about the resource
       
   618 	*/
       
   619 TInt DNE1_TBI2S2SclkResource::GetInfo(TDes8* aInfo)const
       
   620 	{
       
   621 	DStaticPowerResource::GetInfo((TDes8*)aInfo);
       
   622 	TPowerResourceInfoV01 *buf1 = (TPowerResourceInfoV01*)aInfo;
       
   623 	buf1->iMinLevel = EI2SSclk8000Hz;
       
   624 	buf1->iMaxLevel = EI2SSclk44100Hz;
       
   625 	return KErrNone;
       
   626 	}
       
   627 
       
   628 /** This function takes care of the requested resource operation (read / write) for I2S 2 SCLK clock resource.
       
   629 	This is called from PIL on response to change or read resource state.
       
   630 	*/
       
   631 TInt DNE1_TBI2S2SclkResource::DoRequest(TPowerRequest& aRequest)
       
   632 	{
       
   633 	TUint level;
       
   634 	if(aRequest.ReqType() == TPowerRequest::EGet)
       
   635 		{
       
   636 		level = AsspRegister::Read32(KHwBaseI2S2+KHoI2SCtrl);
       
   637 		aRequest.Level() = (level >> SHIFT_BY_16) & 0xF;
       
   638 		}
       
   639 	else if(aRequest.ReqType() == TPowerRequest::ESetDefaultLevel)
       
   640 		{
       
   641 		//Set to default level
       
   642 		AsspRegister::Modify32(KHwBaseI2S2+KHoI2SCtrl, KClearBit16_19, (iDefaultLevel << SHIFT_BY_16));
       
   643 		aRequest.Level() = iDefaultLevel;
       
   644 		}
       
   645 	else if(aRequest.ReqType() == TPowerRequest::EChange)
       
   646 		{
       
   647 		//Set to request frequency
       
   648 		AsspRegister::Modify32(KHwBaseI2S2+KHoI2SCtrl, KClearBit16_19, (aRequest.Level() << SHIFT_BY_16));
       
   649 		}
       
   650 	else
       
   651 		{
       
   652 		return KErrNotSupported;
       
   653 		}
       
   654 	return KErrNone;
       
   655 	}
       
   656 
       
   657 /** Constructor for I2S 3 SCLK resource */
       
   658 DNE1_TBI2S3SclkResource::DNE1_TBI2S3SclkResource():DStaticPowerResource(KI2S3Sclk, EI2SSclk8000Hz)
       
   659 	{
       
   660 	iFlags = EMultilevel;
       
   661 	}
       
   662 
       
   663 /** This function updates the resource information for I2S 3 SCLK clock resource. Call default implementation to
       
   664 	update generic information about the resource
       
   665 	*/
       
   666 TInt DNE1_TBI2S3SclkResource::GetInfo(TDes8* aInfo)const
       
   667 	{
       
   668 	DStaticPowerResource::GetInfo((TDes8*)aInfo);
       
   669 	TPowerResourceInfoV01 *buf1 = (TPowerResourceInfoV01*)aInfo;
       
   670 	buf1->iMinLevel = EI2SSclk8000Hz;
       
   671 	buf1->iMaxLevel = EI2SSclk44100Hz;
       
   672 	return KErrNone;
       
   673 	}
       
   674 
       
   675 /** This function takes care of the requested resource operation (read / write) for I2S 3 SCLK clock resource.
       
   676 	This is called from PIL on response to change or read resource state.
       
   677 	*/
       
   678 TInt DNE1_TBI2S3SclkResource::DoRequest(TPowerRequest& aRequest)
       
   679 	{
       
   680 	TUint level;
       
   681 	if(aRequest.ReqType() == TPowerRequest::EGet)
       
   682 		{
       
   683 		level = AsspRegister::Read32(KHwBaseI2S3+KHoI2SCtrl);
       
   684 		aRequest.Level() = (level >> SHIFT_BY_16) & 0xF;
       
   685 		}
       
   686 	else if(aRequest.ReqType() == TPowerRequest::ESetDefaultLevel)
       
   687 		{
       
   688 		//Set to default level
       
   689 		AsspRegister::Modify32(KHwBaseI2S3+KHoI2SCtrl, KClearBit16_19, (iDefaultLevel << SHIFT_BY_16));
       
   690 		aRequest.Level() = iDefaultLevel;
       
   691 		}
       
   692 	else if(aRequest.ReqType() == TPowerRequest::EChange)
       
   693 		{
       
   694 		//Set to request frequency
       
   695 		AsspRegister::Modify32(KHwBaseI2S3+KHoI2SCtrl, KClearBit16_19, (aRequest.Level() << SHIFT_BY_16));
       
   696 		}
       
   697 	else
       
   698 		{	
       
   699 		return KErrNotSupported;
       
   700 		}
       
   701 	return KErrNone;
       
   702 	}
       
   703 
       
   704 /** Constructor for PCI Clock resource */
       
   705 DNE1_TBPCIClockResource::DNE1_TBPCIClockResource():DStaticPowerResource(KPCIClk, E_OFF)
       
   706 	{
       
   707     iFlags = 0;
       
   708 	}
       
   709 
       
   710 /** This function updates the resource information for PCI mask clock resource. Call default implementation to
       
   711 	update generic information about the resource
       
   712 	*/
       
   713 TInt DNE1_TBPCIClockResource::GetInfo(TDes8* aInfo)const
       
   714 	{
       
   715 	DStaticPowerResource::GetInfo((TDes8*)aInfo);
       
   716 	TPowerResourceInfoV01 *buf1 = (TPowerResourceInfoV01*)aInfo;
       
   717 	buf1->iMinLevel = E_OFF;
       
   718 	buf1->iMaxLevel = E_ON;
       
   719 	return KErrNone;
       
   720 	}
       
   721 
       
   722 /** This function takes care of the requested resource operation (read / write) for PCI clock resource.
       
   723 	This is called from PIL on response to change or read resource state.
       
   724 	*/
       
   725 TInt DNE1_TBPCIClockResource::DoRequest(TPowerRequest& aRequest)
       
   726 	{
       
   727 	TUint level;
       
   728 	if(aRequest.ReqType() == TPowerRequest::EGet)
       
   729 		{
       
   730 		level = AsspRegister::Read32(KHwSystemCtrlBase+KHoSCUClockMaskCtrl);
       
   731 		aRequest.Level() = (level >> SHIFT_BY_9) & 0x1;
       
   732 		}
       
   733 	else if(aRequest.ReqType() == TPowerRequest::ESetDefaultLevel)
       
   734 		{
       
   735 		//Set to default level
       
   736 		AsspRegister::Modify32(KHwSystemCtrlBase+KHoSCUDivideI2SCLKCtrl, KClearBit09, KSetBit09);
       
   737 		aRequest.Level() = iDefaultLevel;
       
   738 		}
       
   739 	else if(aRequest.ReqType() == TPowerRequest::EChange)
       
   740 		{
       
   741 		if(aRequest.Level() == E_OFF)
       
   742 			{//Mask the clock
       
   743 			AsspRegister::Modify32(KHwSystemCtrlBase+KHoSCUClockMaskCtrl, KClearBit09, KSetBit09);
       
   744 			}
       
   745 		else
       
   746 			{//Enable the clock
       
   747 			AsspRegister::Modify32(KHwSystemCtrlBase+KHoSCUClockMaskCtrl, KClearBit09, KClearBit09);
       
   748 			}
       
   749 		}
       
   750 	else
       
   751 		{
       
   752 		return KErrNotSupported;
       
   753 		}
       
   754 	return KErrNone;
       
   755 	}
       
   756 
       
   757 
       
   758 
       
   759 
       
   760 
       
   761 
       
   762