diff --git a/drivers/staging/comedi/drivers/addi-data/addi_common.c b/drivers/staging/comedi/drivers/addi-data/addi_common.c
index 76f2483871a7..5776e2085a55 100644
--- a/drivers/staging/comedi/drivers/addi-data/addi_common.c
+++ b/drivers/staging/comedi/drivers/addi-data/addi_common.c
@@ -77,7 +77,7 @@ You should also find the complete GPL in the COPYING file accompanying this sour
 /* Update-0.7.57->0.7.68MODULE_LICENSE("GPL"); */
 
 #define devpriv ((struct addi_private *)dev->private)
-#define this_board ((struct addi_board *)dev->board_ptr)
+#define this_board ((const struct addi_board *)dev->board_ptr)
 
 #if defined(CONFIG_APCI_1710) || defined(CONFIG_APCI_3200) || defined(CONFIG_APCI_3300)
 /* BYTE b_SaveFPUReg [94]; */
@@ -2680,6 +2680,21 @@ static int i_ADDI_Attach(struct comedi_device *dev, struct comedi_devconfig *it)
 		printk("\nioremap end");
 	}
 
+	/* Initialize parameters that can be overridden in EEPROM */
+	devpriv->s_EeParameters.i_NbrAiChannel = this_board->i_NbrAiChannel;
+	devpriv->s_EeParameters.i_NbrAoChannel = this_board->i_NbrAoChannel;
+	devpriv->s_EeParameters.i_AiMaxdata = this_board->i_AiMaxdata;
+	devpriv->s_EeParameters.i_AoMaxdata = this_board->i_AoMaxdata;
+	devpriv->s_EeParameters.i_NbrDiChannel = this_board->i_NbrDiChannel;
+	devpriv->s_EeParameters.i_NbrDoChannel = this_board->i_NbrDoChannel;
+	devpriv->s_EeParameters.i_DoMaxdata = this_board->i_DoMaxdata;
+	devpriv->s_EeParameters.i_Dma = this_board->i_Dma;
+	devpriv->s_EeParameters.i_Timer = this_board->i_Timer;
+	devpriv->s_EeParameters.ui_MinAcquisitiontimeNs =
+		this_board->ui_MinAcquisitiontimeNs;
+	devpriv->s_EeParameters.ui_MinDelaytimeNs =
+		this_board->ui_MinDelaytimeNs;
+
 	/* ## */
 
 	if (irq > 0) {
@@ -2728,7 +2743,7 @@ static int i_ADDI_Attach(struct comedi_device *dev, struct comedi_devconfig *it)
 		devpriv->us_UseDma = ADDI_ENABLE;
 	}
 
-	if (this_board->i_Dma) {
+	if (devpriv->s_EeParameters.i_Dma) {
 		printk("\nDMA used");
 		if (devpriv->us_UseDma == ADDI_ENABLE) {
 			/*  alloc DMA buffers */
@@ -2787,21 +2802,22 @@ static int i_ADDI_Attach(struct comedi_device *dev, struct comedi_devconfig *it)
 
 		/*  Allocate and Initialise AI Subdevice Structures */
 		s = dev->subdevices + 0;
-		if ((this_board->i_NbrAiChannel)
+		if ((devpriv->s_EeParameters.i_NbrAiChannel)
 			|| (this_board->i_NbrAiChannelDiff)) {
 			dev->read_subdev = s;
 			s->type = COMEDI_SUBD_AI;
 			s->subdev_flags =
 				SDF_READABLE | SDF_COMMON | SDF_GROUND
 				| SDF_DIFF;
-			if (this_board->i_NbrAiChannel) {
-				s->n_chan = this_board->i_NbrAiChannel;
+			if (devpriv->s_EeParameters.i_NbrAiChannel) {
+				s->n_chan =
+					devpriv->s_EeParameters.i_NbrAiChannel;
 				devpriv->b_SingelDiff = 0;
 			} else {
 				s->n_chan = this_board->i_NbrAiChannelDiff;
 				devpriv->b_SingelDiff = 1;
 			}
-			s->maxdata = this_board->i_AiMaxdata;
+			s->maxdata = devpriv->s_EeParameters.i_AiMaxdata;
 			s->len_chanlist = this_board->i_AiChannelList;
 			s->range_table = this_board->pr_AiRangelist;
 
@@ -2825,12 +2841,13 @@ static int i_ADDI_Attach(struct comedi_device *dev, struct comedi_devconfig *it)
 
 		/*  Allocate and Initialise AO Subdevice Structures */
 		s = dev->subdevices + 1;
-		if (this_board->i_NbrAoChannel) {
+		if (devpriv->s_EeParameters.i_NbrAoChannel) {
 			s->type = COMEDI_SUBD_AO;
 			s->subdev_flags = SDF_WRITEABLE | SDF_GROUND | SDF_COMMON;
-			s->n_chan = this_board->i_NbrAoChannel;
-			s->maxdata = this_board->i_AoMaxdata;
-			s->len_chanlist = this_board->i_NbrAoChannel;
+			s->n_chan = devpriv->s_EeParameters.i_NbrAoChannel;
+			s->maxdata = devpriv->s_EeParameters.i_AoMaxdata;
+			s->len_chanlist =
+				devpriv->s_EeParameters.i_NbrAoChannel;
 			s->range_table = this_board->pr_AoRangelist;
 			s->insn_config =
 				this_board->i_hwdrv_InsnConfigAnalogOutput;
@@ -2841,12 +2858,13 @@ static int i_ADDI_Attach(struct comedi_device *dev, struct comedi_devconfig *it)
 		}
 		/*  Allocate and Initialise DI Subdevice Structures */
 		s = dev->subdevices + 2;
-		if (this_board->i_NbrDiChannel) {
+		if (devpriv->s_EeParameters.i_NbrDiChannel) {
 			s->type = COMEDI_SUBD_DI;
 			s->subdev_flags = SDF_READABLE | SDF_GROUND | SDF_COMMON;
-			s->n_chan = this_board->i_NbrDiChannel;
+			s->n_chan = devpriv->s_EeParameters.i_NbrDiChannel;
 			s->maxdata = 1;
-			s->len_chanlist = this_board->i_NbrDiChannel;
+			s->len_chanlist =
+				devpriv->s_EeParameters.i_NbrDiChannel;
 			s->range_table = &range_digital;
 			s->io_bits = 0;	/* all bits input */
 			s->insn_config =
@@ -2860,13 +2878,14 @@ static int i_ADDI_Attach(struct comedi_device *dev, struct comedi_devconfig *it)
 		}
 		/*  Allocate and Initialise DO Subdevice Structures */
 		s = dev->subdevices + 3;
-		if (this_board->i_NbrDoChannel) {
+		if (devpriv->s_EeParameters.i_NbrDoChannel) {
 			s->type = COMEDI_SUBD_DO;
 			s->subdev_flags =
 				SDF_READABLE | SDF_WRITEABLE | SDF_GROUND | SDF_COMMON;
-			s->n_chan = this_board->i_NbrDoChannel;
-			s->maxdata = this_board->i_DoMaxdata;
-			s->len_chanlist = this_board->i_NbrDoChannel;
+			s->n_chan = devpriv->s_EeParameters.i_NbrDoChannel;
+			s->maxdata = devpriv->s_EeParameters.i_DoMaxdata;
+			s->len_chanlist =
+				devpriv->s_EeParameters.i_NbrDoChannel;
 			s->range_table = &range_digital;
 			s->io_bits = 0xf;	/* all bits output */
 
@@ -2883,7 +2902,7 @@ static int i_ADDI_Attach(struct comedi_device *dev, struct comedi_devconfig *it)
 
 		/*  Allocate and Initialise Timer Subdevice Structures */
 		s = dev->subdevices + 4;
-		if (this_board->i_Timer) {
+		if (devpriv->s_EeParameters.i_Timer) {
 			s->type = COMEDI_SUBD_TIMER;
 			s->subdev_flags = SDF_WRITEABLE | SDF_GROUND | SDF_COMMON;
 			s->n_chan = 1;
diff --git a/drivers/staging/comedi/drivers/addi-data/addi_common.h b/drivers/staging/comedi/drivers/addi-data/addi_common.h
index 13621d47037b..7165cca25c4d 100644
--- a/drivers/staging/comedi/drivers/addi-data/addi_common.h
+++ b/drivers/staging/comedi/drivers/addi-data/addi_common.h
@@ -406,7 +406,7 @@ struct addi_private {
 
 	/* Pointer to the current process */
 	struct task_struct *tsk_Current;
-	struct addi_board *ps_BoardInfo;
+	const struct addi_board *ps_BoardInfo;
 
 	/* Hardware board infos for 1710 */
 	struct {
@@ -434,6 +434,22 @@ struct addi_private {
 	union str_ModuleInfo s_ModuleInfo[4];
 	unsigned int ul_TTLPortConfiguration[10];
 
+	/* Parameters read from EEPROM overriding static board info */
+	struct {
+		int i_NbrAiChannel;	/*  num of A/D chans */
+		int i_NbrAoChannel;	/*  num of D/A chans */
+		int i_AiMaxdata;	/*  resolution of A/D */
+		int i_AoMaxdata;	/*  resolution of D/A */
+		int i_NbrDiChannel;	/*  Number of DI channels */
+		int i_NbrDoChannel;	/*  Number of DO channels */
+		int i_DoMaxdata;	/*  data to set all channels high */
+		int i_Dma;		/*  dma present or not */
+		int i_Timer;		/*  timer subdevice present or not */
+		unsigned int ui_MinAcquisitiontimeNs;
+					/*  Minimum Acquisition in Nano secs */
+		unsigned int ui_MinDelaytimeNs;
+					/*  Minimum Delay in Nano secs */
+	} s_EeParameters;
 };
 
 static unsigned short pci_list_builded;	/* set to 1 when list of card is known */
diff --git a/drivers/staging/comedi/drivers/addi-data/addi_eeprom.c b/drivers/staging/comedi/drivers/addi-data/addi_eeprom.c
index 0aa11a0a6e91..3a9339b92610 100644
--- a/drivers/staging/comedi/drivers/addi-data/addi_eeprom.c
+++ b/drivers/staging/comedi/drivers/addi-data/addi_eeprom.c
@@ -847,7 +847,7 @@ int i_EepromReadMainHeader(unsigned short w_PCIBoardEepromAddress,
 				pc_PCIChipInformation,
 				s_MainHeader.s_Functions[i].w_Address,
 				&s_DigitalInputHeader);
-			this_board->i_NbrDiChannel =
+			devpriv->s_EeParameters.i_NbrDiChannel =
 				s_DigitalInputHeader.w_Nchannel;
 			break;
 
@@ -856,11 +856,12 @@ int i_EepromReadMainHeader(unsigned short w_PCIBoardEepromAddress,
 				pc_PCIChipInformation,
 				s_MainHeader.s_Functions[i].w_Address,
 				&s_DigitalOutputHeader);
-			this_board->i_NbrDoChannel =
+			devpriv->s_EeParameters.i_NbrDoChannel =
 				s_DigitalOutputHeader.w_Nchannel;
 			ui_Temp = 0xffffffff;
-			this_board->i_DoMaxdata =
-				ui_Temp >> (32 - this_board->i_NbrDoChannel);
+			devpriv->s_EeParameters.i_DoMaxdata =
+				ui_Temp >> (32 -
+					devpriv->s_EeParameters.i_NbrDoChannel);
 			break;
 
 		case EEPROM_ANALOGINPUT:
@@ -869,20 +870,21 @@ int i_EepromReadMainHeader(unsigned short w_PCIBoardEepromAddress,
 				s_MainHeader.s_Functions[i].w_Address,
 				&s_AnalogInputHeader);
 			if (!(strcmp(this_board->pc_DriverName, "apci3200")))
-				this_board->i_NbrAiChannel =
+				devpriv->s_EeParameters.i_NbrAiChannel =
 					s_AnalogInputHeader.w_Nchannel * 4;
 			else
-				this_board->i_NbrAiChannel =
+				devpriv->s_EeParameters.i_NbrAiChannel =
 					s_AnalogInputHeader.w_Nchannel;
-			this_board->i_Dma = s_AnalogInputHeader.b_HasDma;
-			this_board->ui_MinAcquisitiontimeNs =
+			devpriv->s_EeParameters.i_Dma =
+				s_AnalogInputHeader.b_HasDma;
+			devpriv->s_EeParameters.ui_MinAcquisitiontimeNs =
 				(unsigned int) s_AnalogInputHeader.w_MinConvertTiming *
 				1000;
-			this_board->ui_MinDelaytimeNs =
+			devpriv->s_EeParameters.ui_MinDelaytimeNs =
 				(unsigned int) s_AnalogInputHeader.w_MinDelayTiming *
 				1000;
 			ui_Temp = 0xffff;
-			this_board->i_AiMaxdata =
+			devpriv->s_EeParameters.i_AiMaxdata =
 				ui_Temp >> (16 -
 				s_AnalogInputHeader.b_Resolution);
 			break;
@@ -892,24 +894,28 @@ int i_EepromReadMainHeader(unsigned short w_PCIBoardEepromAddress,
 				pc_PCIChipInformation,
 				s_MainHeader.s_Functions[i].w_Address,
 				&s_AnalogOutputHeader);
-			this_board->i_NbrAoChannel =
+			devpriv->s_EeParameters.i_NbrAoChannel =
 				s_AnalogOutputHeader.w_Nchannel;
 			ui_Temp = 0xffff;
-			this_board->i_AoMaxdata =
+			devpriv->s_EeParameters.i_AoMaxdata =
 				ui_Temp >> (16 -
 				s_AnalogOutputHeader.b_Resolution);
 			break;
 
 		case EEPROM_TIMER:
-			this_board->i_Timer = 1;	/* Timer subdevice present */
+			/* Timer subdevice present */
+			devpriv->s_EeParameters.i_Timer = 1;
 			break;
 
 		case EEPROM_WATCHDOG:
-			this_board->i_Timer = 1;	/* Timer subdevice present */
+			/* Timer subdevice present */
+			devpriv->s_EeParameters.i_Timer = 1;
 			break;
 
 		case EEPROM_TIMER_WATCHDOG_COUNTER:
-			this_board->i_Timer = 1;	/* Timer subdevice present */
+			/* Timer subdevice present */
+			devpriv->s_EeParameters.i_Timer = 1;
+			break;
 		}
 	}
 
diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
index fc61214151b7..e886ced4978f 100644
--- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
+++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
@@ -90,7 +90,8 @@ int i_APCI3120_InsnConfigAnalogInput(struct comedi_device *dev, struct comedi_su
 		/* Test the number of the channel */
 		for (i = 0; i < data[3]; i++) {
 
-			if (CR_CHAN(data[4 + i]) >= this_board->i_NbrAiChannel) {
+			if (CR_CHAN(data[4 + i]) >=
+				devpriv->s_EeParameters.i_NbrAiChannel) {
 				printk("bad channel list\n");
 				return -2;
 			}
@@ -541,8 +542,10 @@ int i_APCI3120_CommandTestAnalogInput(struct comedi_device *dev, struct comedi_s
 	}
 
 	if (cmd->scan_begin_src == TRIG_TIMER) {	/*  Test Delay timing */
-		if (cmd->scan_begin_arg < this_board->ui_MinDelaytimeNs) {
-			cmd->scan_begin_arg = this_board->ui_MinDelaytimeNs;
+		if (cmd->scan_begin_arg <
+				devpriv->s_EeParameters.ui_MinDelaytimeNs) {
+			cmd->scan_begin_arg =
+				devpriv->s_EeParameters.ui_MinDelaytimeNs;
 			err++;
 		}
 	}
@@ -551,16 +554,18 @@ int i_APCI3120_CommandTestAnalogInput(struct comedi_device *dev, struct comedi_s
 		if (cmd->scan_begin_src == TRIG_TIMER) {
 			if ((cmd->convert_arg)
 				&& (cmd->convert_arg <
-					this_board->ui_MinAcquisitiontimeNs)) {
-				cmd->convert_arg =
-					this_board->ui_MinAcquisitiontimeNs;
+					devpriv->s_EeParameters.
+						ui_MinAcquisitiontimeNs)) {
+				cmd->convert_arg = devpriv->s_EeParameters.
+					ui_MinAcquisitiontimeNs;
 				err++;
 			}
 		} else {
 			if (cmd->convert_arg <
-				this_board->ui_MinAcquisitiontimeNs) {
-				cmd->convert_arg =
-					this_board->ui_MinAcquisitiontimeNs;
+				devpriv->s_EeParameters.ui_MinAcquisitiontimeNs
+				) {
+				cmd->convert_arg = devpriv->s_EeParameters.
+					ui_MinAcquisitiontimeNs;
 				err++;
 
 			}
@@ -2452,7 +2457,7 @@ int i_APCI3120_InsnBitsDigitalOutput(struct comedi_device *dev,
 				     struct comedi_insn *insn,
 				     unsigned int *data)
 {
-	if ((data[0] > this_board->i_DoMaxdata) || (data[0] < 0)) {
+	if ((data[0] > devpriv->s_EeParameters.i_DoMaxdata) || (data[0] < 0)) {
 
 		comedi_error(dev, "Data is not valid !!! \n");
 		return -EINVAL;
@@ -2515,7 +2520,7 @@ int i_APCI3120_InsnWriteDigitalOutput(struct comedi_device *dev,
 			"Not a valid Data !!! ,Data should be 1 or 0\n");
 		return -EINVAL;
 	}
-	if (ui_NoOfChannel > this_board->i_NbrDoChannel - 1) {
+	if (ui_NoOfChannel > devpriv->s_EeParameters.i_NbrDoChannel - 1) {
 		comedi_error(dev,
 			"This board doesn't have specified channel !!! \n");
 		return -EINVAL;
diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3xxx.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3xxx.c
index d3c5963a79e7..af6f2c4cb566 100644
--- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3xxx.c
+++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3xxx.c
@@ -165,12 +165,16 @@ static int i_APCI3XXX_AnalogInputConfigOperatingMode(struct comedi_device *dev,
 		 /*******************************/
 
 				if (dw_TestReloadValue >=
-					devpriv->ps_BoardInfo->
+					devpriv->s_EeParameters.
 					ui_MinAcquisitiontimeNs) {
 					if ((b_SingleDiff == APCI3XXX_SINGLE)
 						|| (b_SingleDiff ==
 							APCI3XXX_DIFF)) {
-						if (((b_SingleDiff == APCI3XXX_SINGLE) && (devpriv->ps_BoardInfo->i_NbrAiChannel == 0)) || ((b_SingleDiff == APCI3XXX_DIFF) && (devpriv->ps_BoardInfo->i_NbrAiChannelDiff == 0))) {
+						if (((b_SingleDiff == APCI3XXX_SINGLE)
+						        && (devpriv->s_EeParameters.i_NbrAiChannel == 0))
+						    || ((b_SingleDiff == APCI3XXX_DIFF)
+							&& (devpriv->ps_BoardInfo->i_NbrAiChannelDiff == 0))
+						    ) {
 			   /*******************************/
 							/* Single/Diff selection error */
 			   /*******************************/
@@ -372,7 +376,7 @@ static int i_APCI3XXX_InsnReadAnalogInput(struct comedi_device *dev,
 		/* Test the channel number */
 	   /***************************/
 
-		if (((b_Channel < devpriv->ps_BoardInfo->i_NbrAiChannel)
+		if (((b_Channel < devpriv->s_EeParameters.i_NbrAiChannel)
 				&& (devpriv->b_SingelDiff == APCI3XXX_SINGLE))
 			|| ((b_Channel < devpriv->ps_BoardInfo->
 					i_NbrAiChannelDiff)
@@ -663,7 +667,7 @@ static int i_APCI3XXX_InsnWriteAnalogOutput(struct comedi_device *dev,
 		/* Test the channel number */
 	   /***************************/
 
-		if (b_Channel < devpriv->ps_BoardInfo->i_NbrAoChannel) {
+		if (b_Channel < devpriv->s_EeParameters.i_NbrAoChannel) {
 	      /**********************************/
 			/* Test the channel configuration */
 	      /**********************************/
@@ -1273,7 +1277,7 @@ static int i_APCI3XXX_InsnReadDigitalInput(struct comedi_device *dev,
 	/* Test the channel number */
 	/***************************/
 
-	if (b_Channel <= devpriv->ps_BoardInfo->i_NbrDiChannel) {
+	if (b_Channel <= devpriv->s_EeParameters.i_NbrDiChannel) {
 	   /************************/
 		/* Test the buffer size */
 	   /************************/
@@ -1492,7 +1496,7 @@ static int i_APCI3XXX_InsnWriteDigitalOutput(struct comedi_device *dev,
 		/* Test the channel number */
 	   /***************************/
 
-		if (b_Channel < devpriv->ps_BoardInfo->i_NbrDoChannel) {
+		if (b_Channel < devpriv->s_EeParameters.i_NbrDoChannel) {
 	      /*******************/
 			/* Get the command */
 	      /*******************/
@@ -1568,7 +1572,7 @@ static int i_APCI3XXX_InsnReadDigitalOutput(struct comedi_device *dev,
 		/* Test the channel number */
 	   /***************************/
 
-		if (b_Channel < devpriv->ps_BoardInfo->i_NbrDoChannel) {
+		if (b_Channel < devpriv->s_EeParameters.i_NbrDoChannel) {
 	      /********************************/
 			/* Read the digital output port */
 	      /********************************/