diff --git a/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c b/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c
index 39a8b077e0c2..a996db7ef2fc 100644
--- a/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c
+++ b/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c
@@ -21,13 +21,16 @@
 
 static int etm4_set_mode_exclude(struct etmv4_drvdata *drvdata, bool exclude)
 {
-	u8 idx = drvdata->addr_idx;
+	u8 idx;
+	struct etmv4_config *config = &drvdata->config;
+
+	idx = config->addr_idx;
 
 	/*
 	 * TRCACATRn.TYPE bit[1:0]: type of comparison
 	 * the trace unit performs
 	 */
-	if (BMVAL(drvdata->addr_acc[idx], 0, 1) == ETM_INSTR_ADDR) {
+	if (BMVAL(config->addr_acc[idx], 0, 1) == ETM_INSTR_ADDR) {
 		if (idx % 2 != 0)
 			return -EINVAL;
 
@@ -36,8 +39,8 @@ static int etm4_set_mode_exclude(struct etmv4_drvdata *drvdata, bool exclude)
 		 * relevant bit of ViewInst Include/Exclude Control register
 		 * for corresponding address comparator pair.
 		 */
-		if (drvdata->addr_type[idx] != ETM_ADDR_TYPE_RANGE ||
-		    drvdata->addr_type[idx + 1] != ETM_ADDR_TYPE_RANGE)
+		if (config->addr_type[idx] != ETM_ADDR_TYPE_RANGE ||
+		    config->addr_type[idx + 1] != ETM_ADDR_TYPE_RANGE)
 			return -EINVAL;
 
 		if (exclude == true) {
@@ -45,15 +48,15 @@ static int etm4_set_mode_exclude(struct etmv4_drvdata *drvdata, bool exclude)
 			 * Set exclude bit and unset the include bit
 			 * corresponding to comparator pair
 			 */
-			drvdata->viiectlr |= BIT(idx / 2 + 16);
-			drvdata->viiectlr &= ~BIT(idx / 2);
+			config->viiectlr |= BIT(idx / 2 + 16);
+			config->viiectlr &= ~BIT(idx / 2);
 		} else {
 			/*
 			 * Set include bit and unset exclude bit
 			 * corresponding to comparator pair
 			 */
-			drvdata->viiectlr |= BIT(idx / 2);
-			drvdata->viiectlr &= ~BIT(idx / 2 + 16);
+			config->viiectlr |= BIT(idx / 2);
+			config->viiectlr &= ~BIT(idx / 2 + 16);
 		}
 	}
 	return 0;
@@ -174,104 +177,107 @@ static ssize_t reset_store(struct device *dev,
 	int i;
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
 
 	spin_lock(&drvdata->spinlock);
 	if (val)
-		drvdata->mode = 0x0;
+		config->mode = 0x0;
 
 	/* Disable data tracing: do not trace load and store data transfers */
-	drvdata->mode &= ~(ETM_MODE_LOAD | ETM_MODE_STORE);
-	drvdata->cfg &= ~(BIT(1) | BIT(2));
+	config->mode &= ~(ETM_MODE_LOAD | ETM_MODE_STORE);
+	config->cfg &= ~(BIT(1) | BIT(2));
 
 	/* Disable data value and data address tracing */
-	drvdata->mode &= ~(ETM_MODE_DATA_TRACE_ADDR |
+	config->mode &= ~(ETM_MODE_DATA_TRACE_ADDR |
 			   ETM_MODE_DATA_TRACE_VAL);
-	drvdata->cfg &= ~(BIT(16) | BIT(17));
+	config->cfg &= ~(BIT(16) | BIT(17));
 
 	/* Disable all events tracing */
-	drvdata->eventctrl0 = 0x0;
-	drvdata->eventctrl1 = 0x0;
+	config->eventctrl0 = 0x0;
+	config->eventctrl1 = 0x0;
 
 	/* Disable timestamp event */
-	drvdata->ts_ctrl = 0x0;
+	config->ts_ctrl = 0x0;
 
 	/* Disable stalling */
-	drvdata->stall_ctrl = 0x0;
+	config->stall_ctrl = 0x0;
 
 	/* Reset trace synchronization period  to 2^8 = 256 bytes*/
 	if (drvdata->syncpr == false)
-		drvdata->syncfreq = 0x8;
+		config->syncfreq = 0x8;
 
 	/*
 	 * Enable ViewInst to trace everything with start-stop logic in
 	 * started state. ARM recommends start-stop logic is set before
 	 * each trace run.
 	 */
-	drvdata->vinst_ctrl |= BIT(0);
+	config->vinst_ctrl |= BIT(0);
 	if (drvdata->nr_addr_cmp == true) {
-		drvdata->mode |= ETM_MODE_VIEWINST_STARTSTOP;
+		config->mode |= ETM_MODE_VIEWINST_STARTSTOP;
 		/* SSSTATUS, bit[9] */
-		drvdata->vinst_ctrl |= BIT(9);
+		config->vinst_ctrl |= BIT(9);
 	}
 
 	/* No address range filtering for ViewInst */
-	drvdata->viiectlr = 0x0;
+	config->viiectlr = 0x0;
 
 	/* No start-stop filtering for ViewInst */
-	drvdata->vissctlr = 0x0;
+	config->vissctlr = 0x0;
 
 	/* Disable seq events */
 	for (i = 0; i < drvdata->nrseqstate-1; i++)
-		drvdata->seq_ctrl[i] = 0x0;
-	drvdata->seq_rst = 0x0;
-	drvdata->seq_state = 0x0;
+		config->seq_ctrl[i] = 0x0;
+	config->seq_rst = 0x0;
+	config->seq_state = 0x0;
 
 	/* Disable external input events */
-	drvdata->ext_inp = 0x0;
+	config->ext_inp = 0x0;
 
-	drvdata->cntr_idx = 0x0;
+	config->cntr_idx = 0x0;
 	for (i = 0; i < drvdata->nr_cntr; i++) {
-		drvdata->cntrldvr[i] = 0x0;
-		drvdata->cntr_ctrl[i] = 0x0;
-		drvdata->cntr_val[i] = 0x0;
+		config->cntrldvr[i] = 0x0;
+		config->cntr_ctrl[i] = 0x0;
+		config->cntr_val[i] = 0x0;
 	}
 
-	drvdata->res_idx = 0x0;
+	config->res_idx = 0x0;
 	for (i = 0; i < drvdata->nr_resource; i++)
-		drvdata->res_ctrl[i] = 0x0;
+		config->res_ctrl[i] = 0x0;
 
 	for (i = 0; i < drvdata->nr_ss_cmp; i++) {
-		drvdata->ss_ctrl[i] = 0x0;
-		drvdata->ss_pe_cmp[i] = 0x0;
+		config->ss_ctrl[i] = 0x0;
+		config->ss_pe_cmp[i] = 0x0;
 	}
 
-	drvdata->addr_idx = 0x0;
+	config->addr_idx = 0x0;
 	for (i = 0; i < drvdata->nr_addr_cmp * 2; i++) {
-		drvdata->addr_val[i] = 0x0;
-		drvdata->addr_acc[i] = 0x0;
-		drvdata->addr_type[i] = ETM_ADDR_TYPE_NONE;
+		config->addr_val[i] = 0x0;
+		config->addr_acc[i] = 0x0;
+		config->addr_type[i] = ETM_ADDR_TYPE_NONE;
 	}
 
-	drvdata->ctxid_idx = 0x0;
+	config->ctxid_idx = 0x0;
 	for (i = 0; i < drvdata->numcidc; i++) {
-		drvdata->ctxid_pid[i] = 0x0;
-		drvdata->ctxid_vpid[i] = 0x0;
+		config->ctxid_pid[i] = 0x0;
+		config->ctxid_vpid[i] = 0x0;
 	}
 
-	drvdata->ctxid_mask0 = 0x0;
-	drvdata->ctxid_mask1 = 0x0;
+	config->ctxid_mask0 = 0x0;
+	config->ctxid_mask1 = 0x0;
 
-	drvdata->vmid_idx = 0x0;
+	config->vmid_idx = 0x0;
 	for (i = 0; i < drvdata->numvmidc; i++)
-		drvdata->vmid_val[i] = 0x0;
-	drvdata->vmid_mask0 = 0x0;
-	drvdata->vmid_mask1 = 0x0;
+		config->vmid_val[i] = 0x0;
+	config->vmid_mask0 = 0x0;
+	config->vmid_mask1 = 0x0;
 
 	drvdata->trcid = drvdata->cpu + 1;
+
 	spin_unlock(&drvdata->spinlock);
+
 	return size;
 }
 static DEVICE_ATTR_WO(reset);
@@ -282,8 +288,9 @@ static ssize_t mode_show(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
-	val = drvdata->mode;
+	val = config->mode;
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
 
@@ -293,146 +300,148 @@ static ssize_t mode_store(struct device *dev,
 {
 	unsigned long val, mode;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
 
 	spin_lock(&drvdata->spinlock);
-	drvdata->mode = val & ETMv4_MODE_ALL;
+	config->mode = val & ETMv4_MODE_ALL;
 
-	if (drvdata->mode & ETM_MODE_EXCLUDE)
+	if (config->mode & ETM_MODE_EXCLUDE)
 		etm4_set_mode_exclude(drvdata, true);
 	else
 		etm4_set_mode_exclude(drvdata, false);
 
 	if (drvdata->instrp0 == true) {
 		/* start by clearing instruction P0 field */
-		drvdata->cfg  &= ~(BIT(1) | BIT(2));
-		if (drvdata->mode & ETM_MODE_LOAD)
+		config->cfg  &= ~(BIT(1) | BIT(2));
+		if (config->mode & ETM_MODE_LOAD)
 			/* 0b01 Trace load instructions as P0 instructions */
-			drvdata->cfg  |= BIT(1);
-		if (drvdata->mode & ETM_MODE_STORE)
+			config->cfg  |= BIT(1);
+		if (config->mode & ETM_MODE_STORE)
 			/* 0b10 Trace store instructions as P0 instructions */
-			drvdata->cfg  |= BIT(2);
-		if (drvdata->mode & ETM_MODE_LOAD_STORE)
+			config->cfg  |= BIT(2);
+		if (config->mode & ETM_MODE_LOAD_STORE)
 			/*
 			 * 0b11 Trace load and store instructions
 			 * as P0 instructions
 			 */
-			drvdata->cfg  |= BIT(1) | BIT(2);
+			config->cfg  |= BIT(1) | BIT(2);
 	}
 
 	/* bit[3], Branch broadcast mode */
-	if ((drvdata->mode & ETM_MODE_BB) && (drvdata->trcbb == true))
-		drvdata->cfg |= BIT(3);
+	if ((config->mode & ETM_MODE_BB) && (drvdata->trcbb == true))
+		config->cfg |= BIT(3);
 	else
-		drvdata->cfg &= ~BIT(3);
+		config->cfg &= ~BIT(3);
 
 	/* bit[4], Cycle counting instruction trace bit */
-	if ((drvdata->mode & ETMv4_MODE_CYCACC) &&
+	if ((config->mode & ETMv4_MODE_CYCACC) &&
 		(drvdata->trccci == true))
-		drvdata->cfg |= BIT(4);
+		config->cfg |= BIT(4);
 	else
-		drvdata->cfg &= ~BIT(4);
+		config->cfg &= ~BIT(4);
 
 	/* bit[6], Context ID tracing bit */
-	if ((drvdata->mode & ETMv4_MODE_CTXID) && (drvdata->ctxid_size))
-		drvdata->cfg |= BIT(6);
+	if ((config->mode & ETMv4_MODE_CTXID) && (drvdata->ctxid_size))
+		config->cfg |= BIT(6);
 	else
-		drvdata->cfg &= ~BIT(6);
+		config->cfg &= ~BIT(6);
 
-	if ((drvdata->mode & ETM_MODE_VMID) && (drvdata->vmid_size))
-		drvdata->cfg |= BIT(7);
+	if ((config->mode & ETM_MODE_VMID) && (drvdata->vmid_size))
+		config->cfg |= BIT(7);
 	else
-		drvdata->cfg &= ~BIT(7);
+		config->cfg &= ~BIT(7);
 
 	/* bits[10:8], Conditional instruction tracing bit */
-	mode = ETM_MODE_COND(drvdata->mode);
+	mode = ETM_MODE_COND(config->mode);
 	if (drvdata->trccond == true) {
-		drvdata->cfg &= ~(BIT(8) | BIT(9) | BIT(10));
-		drvdata->cfg |= mode << 8;
+		config->cfg &= ~(BIT(8) | BIT(9) | BIT(10));
+		config->cfg |= mode << 8;
 	}
 
 	/* bit[11], Global timestamp tracing bit */
-	if ((drvdata->mode & ETMv4_MODE_TIMESTAMP) && (drvdata->ts_size))
-		drvdata->cfg |= BIT(11);
+	if ((config->mode & ETMv4_MODE_TIMESTAMP) && (drvdata->ts_size))
+		config->cfg |= BIT(11);
 	else
-		drvdata->cfg &= ~BIT(11);
+		config->cfg &= ~BIT(11);
 
 	/* bit[12], Return stack enable bit */
-	if ((drvdata->mode & ETM_MODE_RETURNSTACK) &&
-		(drvdata->retstack == true))
-		drvdata->cfg |= BIT(12);
+	if ((config->mode & ETM_MODE_RETURNSTACK) &&
+					(drvdata->retstack == true))
+		config->cfg |= BIT(12);
 	else
-		drvdata->cfg &= ~BIT(12);
+		config->cfg &= ~BIT(12);
 
 	/* bits[14:13], Q element enable field */
-	mode = ETM_MODE_QELEM(drvdata->mode);
+	mode = ETM_MODE_QELEM(config->mode);
 	/* start by clearing QE bits */
-	drvdata->cfg &= ~(BIT(13) | BIT(14));
+	config->cfg &= ~(BIT(13) | BIT(14));
 	/* if supported, Q elements with instruction counts are enabled */
 	if ((mode & BIT(0)) && (drvdata->q_support & BIT(0)))
-		drvdata->cfg |= BIT(13);
+		config->cfg |= BIT(13);
 	/*
 	 * if supported, Q elements with and without instruction
 	 * counts are enabled
 	 */
 	if ((mode & BIT(1)) && (drvdata->q_support & BIT(1)))
-		drvdata->cfg |= BIT(14);
+		config->cfg |= BIT(14);
 
 	/* bit[11], AMBA Trace Bus (ATB) trigger enable bit */
-	if ((drvdata->mode & ETM_MODE_ATB_TRIGGER) &&
+	if ((config->mode & ETM_MODE_ATB_TRIGGER) &&
 	    (drvdata->atbtrig == true))
-		drvdata->eventctrl1 |= BIT(11);
+		config->eventctrl1 |= BIT(11);
 	else
-		drvdata->eventctrl1 &= ~BIT(11);
+		config->eventctrl1 &= ~BIT(11);
 
 	/* bit[12], Low-power state behavior override bit */
-	if ((drvdata->mode & ETM_MODE_LPOVERRIDE) &&
+	if ((config->mode & ETM_MODE_LPOVERRIDE) &&
 	    (drvdata->lpoverride == true))
-		drvdata->eventctrl1 |= BIT(12);
+		config->eventctrl1 |= BIT(12);
 	else
-		drvdata->eventctrl1 &= ~BIT(12);
+		config->eventctrl1 &= ~BIT(12);
 
 	/* bit[8], Instruction stall bit */
-	if (drvdata->mode & ETM_MODE_ISTALL_EN)
-		drvdata->stall_ctrl |= BIT(8);
+	if (config->mode & ETM_MODE_ISTALL_EN)
+		config->stall_ctrl |= BIT(8);
 	else
-		drvdata->stall_ctrl &= ~BIT(8);
+		config->stall_ctrl &= ~BIT(8);
 
 	/* bit[10], Prioritize instruction trace bit */
-	if (drvdata->mode & ETM_MODE_INSTPRIO)
-		drvdata->stall_ctrl |= BIT(10);
+	if (config->mode & ETM_MODE_INSTPRIO)
+		config->stall_ctrl |= BIT(10);
 	else
-		drvdata->stall_ctrl &= ~BIT(10);
+		config->stall_ctrl &= ~BIT(10);
 
 	/* bit[13], Trace overflow prevention bit */
-	if ((drvdata->mode & ETM_MODE_NOOVERFLOW) &&
+	if ((config->mode & ETM_MODE_NOOVERFLOW) &&
 		(drvdata->nooverflow == true))
-		drvdata->stall_ctrl |= BIT(13);
+		config->stall_ctrl |= BIT(13);
 	else
-		drvdata->stall_ctrl &= ~BIT(13);
+		config->stall_ctrl &= ~BIT(13);
 
 	/* bit[9] Start/stop logic control bit */
-	if (drvdata->mode & ETM_MODE_VIEWINST_STARTSTOP)
-		drvdata->vinst_ctrl |= BIT(9);
+	if (config->mode & ETM_MODE_VIEWINST_STARTSTOP)
+		config->vinst_ctrl |= BIT(9);
 	else
-		drvdata->vinst_ctrl &= ~BIT(9);
+		config->vinst_ctrl &= ~BIT(9);
 
 	/* bit[10], Whether a trace unit must trace a Reset exception */
-	if (drvdata->mode & ETM_MODE_TRACE_RESET)
-		drvdata->vinst_ctrl |= BIT(10);
+	if (config->mode & ETM_MODE_TRACE_RESET)
+		config->vinst_ctrl |= BIT(10);
 	else
-		drvdata->vinst_ctrl &= ~BIT(10);
+		config->vinst_ctrl &= ~BIT(10);
 
 	/* bit[11], Whether a trace unit must trace a system error exception */
-	if ((drvdata->mode & ETM_MODE_TRACE_ERR) &&
+	if ((config->mode & ETM_MODE_TRACE_ERR) &&
 		(drvdata->trc_error == true))
-		drvdata->vinst_ctrl |= BIT(11);
+		config->vinst_ctrl |= BIT(11);
 	else
-		drvdata->vinst_ctrl &= ~BIT(11);
+		config->vinst_ctrl &= ~BIT(11);
 
 	spin_unlock(&drvdata->spinlock);
+
 	return size;
 }
 static DEVICE_ATTR_RW(mode);
@@ -443,8 +452,9 @@ static ssize_t pe_show(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
-	val = drvdata->pe_sel;
+	val = config->pe_sel;
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
 
@@ -454,6 +464,7 @@ static ssize_t pe_store(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
@@ -464,7 +475,7 @@ static ssize_t pe_store(struct device *dev,
 		return -EINVAL;
 	}
 
-	drvdata->pe_sel = val;
+	config->pe_sel = val;
 	spin_unlock(&drvdata->spinlock);
 	return size;
 }
@@ -476,8 +487,9 @@ static ssize_t event_show(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
-	val = drvdata->eventctrl0;
+	val = config->eventctrl0;
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
 
@@ -487,6 +499,7 @@ static ssize_t event_store(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
@@ -495,19 +508,19 @@ static ssize_t event_store(struct device *dev,
 	switch (drvdata->nr_event) {
 	case 0x0:
 		/* EVENT0, bits[7:0] */
-		drvdata->eventctrl0 = val & 0xFF;
+		config->eventctrl0 = val & 0xFF;
 		break;
 	case 0x1:
 		 /* EVENT1, bits[15:8] */
-		drvdata->eventctrl0 = val & 0xFFFF;
+		config->eventctrl0 = val & 0xFFFF;
 		break;
 	case 0x2:
 		/* EVENT2, bits[23:16] */
-		drvdata->eventctrl0 = val & 0xFFFFFF;
+		config->eventctrl0 = val & 0xFFFFFF;
 		break;
 	case 0x3:
 		/* EVENT3, bits[31:24] */
-		drvdata->eventctrl0 = val;
+		config->eventctrl0 = val;
 		break;
 	default:
 		break;
@@ -523,8 +536,9 @@ static ssize_t event_instren_show(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
-	val = BMVAL(drvdata->eventctrl1, 0, 3);
+	val = BMVAL(config->eventctrl1, 0, 3);
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
 
@@ -534,29 +548,30 @@ static ssize_t event_instren_store(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
 
 	spin_lock(&drvdata->spinlock);
 	/* start by clearing all instruction event enable bits */
-	drvdata->eventctrl1 &= ~(BIT(0) | BIT(1) | BIT(2) | BIT(3));
+	config->eventctrl1 &= ~(BIT(0) | BIT(1) | BIT(2) | BIT(3));
 	switch (drvdata->nr_event) {
 	case 0x0:
 		/* generate Event element for event 1 */
-		drvdata->eventctrl1 |= val & BIT(1);
+		config->eventctrl1 |= val & BIT(1);
 		break;
 	case 0x1:
 		/* generate Event element for event 1 and 2 */
-		drvdata->eventctrl1 |= val & (BIT(0) | BIT(1));
+		config->eventctrl1 |= val & (BIT(0) | BIT(1));
 		break;
 	case 0x2:
 		/* generate Event element for event 1, 2 and 3 */
-		drvdata->eventctrl1 |= val & (BIT(0) | BIT(1) | BIT(2));
+		config->eventctrl1 |= val & (BIT(0) | BIT(1) | BIT(2));
 		break;
 	case 0x3:
 		/* generate Event element for all 4 events */
-		drvdata->eventctrl1 |= val & 0xF;
+		config->eventctrl1 |= val & 0xF;
 		break;
 	default:
 		break;
@@ -572,8 +587,9 @@ static ssize_t event_ts_show(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
-	val = drvdata->ts_ctrl;
+	val = config->ts_ctrl;
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
 
@@ -583,13 +599,14 @@ static ssize_t event_ts_store(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
 	if (!drvdata->ts_size)
 		return -EINVAL;
 
-	drvdata->ts_ctrl = val & ETMv4_EVENT_MASK;
+	config->ts_ctrl = val & ETMv4_EVENT_MASK;
 	return size;
 }
 static DEVICE_ATTR_RW(event_ts);
@@ -600,8 +617,9 @@ static ssize_t syncfreq_show(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
-	val = drvdata->syncfreq;
+	val = config->syncfreq;
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
 
@@ -611,13 +629,14 @@ static ssize_t syncfreq_store(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
 	if (drvdata->syncpr == true)
 		return -EINVAL;
 
-	drvdata->syncfreq = val & ETMv4_SYNC_MASK;
+	config->syncfreq = val & ETMv4_SYNC_MASK;
 	return size;
 }
 static DEVICE_ATTR_RW(syncfreq);
@@ -628,8 +647,9 @@ static ssize_t cyc_threshold_show(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
-	val = drvdata->ccctlr;
+	val = config->ccctlr;
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
 
@@ -639,13 +659,14 @@ static ssize_t cyc_threshold_store(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
 	if (val < drvdata->ccitmin)
 		return -EINVAL;
 
-	drvdata->ccctlr = val & ETM_CYC_THRESHOLD_MASK;
+	config->ccctlr = val & ETM_CYC_THRESHOLD_MASK;
 	return size;
 }
 static DEVICE_ATTR_RW(cyc_threshold);
@@ -656,8 +677,9 @@ static ssize_t bb_ctrl_show(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
-	val = drvdata->bb_ctrl;
+	val = config->bb_ctrl;
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
 
@@ -667,6 +689,7 @@ static ssize_t bb_ctrl_store(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
@@ -681,7 +704,7 @@ static ssize_t bb_ctrl_store(struct device *dev,
 	if (BMVAL(val, 0, 7) > drvdata->nr_addr_cmp)
 		return -EINVAL;
 
-	drvdata->bb_ctrl = val;
+	config->bb_ctrl = val;
 	return size;
 }
 static DEVICE_ATTR_RW(bb_ctrl);
@@ -692,8 +715,9 @@ static ssize_t event_vinst_show(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
-	val = drvdata->vinst_ctrl & ETMv4_EVENT_MASK;
+	val = config->vinst_ctrl & ETMv4_EVENT_MASK;
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
 
@@ -703,14 +727,15 @@ static ssize_t event_vinst_store(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
 
 	spin_lock(&drvdata->spinlock);
 	val &= ETMv4_EVENT_MASK;
-	drvdata->vinst_ctrl &= ~ETMv4_EVENT_MASK;
-	drvdata->vinst_ctrl |= val;
+	config->vinst_ctrl &= ~ETMv4_EVENT_MASK;
+	config->vinst_ctrl |= val;
 	spin_unlock(&drvdata->spinlock);
 	return size;
 }
@@ -722,8 +747,9 @@ static ssize_t s_exlevel_vinst_show(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
-	val = BMVAL(drvdata->vinst_ctrl, 16, 19);
+	val = BMVAL(config->vinst_ctrl, 16, 19);
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
 
@@ -733,16 +759,17 @@ static ssize_t s_exlevel_vinst_store(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
 
 	spin_lock(&drvdata->spinlock);
 	/* clear all EXLEVEL_S bits (bit[18] is never implemented) */
-	drvdata->vinst_ctrl &= ~(BIT(16) | BIT(17) | BIT(19));
+	config->vinst_ctrl &= ~(BIT(16) | BIT(17) | BIT(19));
 	/* enable instruction tracing for corresponding exception level */
 	val &= drvdata->s_ex_level;
-	drvdata->vinst_ctrl |= (val << 16);
+	config->vinst_ctrl |= (val << 16);
 	spin_unlock(&drvdata->spinlock);
 	return size;
 }
@@ -754,9 +781,10 @@ static ssize_t ns_exlevel_vinst_show(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	/* EXLEVEL_NS, bits[23:20] */
-	val = BMVAL(drvdata->vinst_ctrl, 20, 23);
+	val = BMVAL(config->vinst_ctrl, 20, 23);
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
 
@@ -766,16 +794,17 @@ static ssize_t ns_exlevel_vinst_store(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
 
 	spin_lock(&drvdata->spinlock);
 	/* clear EXLEVEL_NS bits (bit[23] is never implemented */
-	drvdata->vinst_ctrl &= ~(BIT(20) | BIT(21) | BIT(22));
+	config->vinst_ctrl &= ~(BIT(20) | BIT(21) | BIT(22));
 	/* enable instruction tracing for corresponding exception level */
 	val &= drvdata->ns_ex_level;
-	drvdata->vinst_ctrl |= (val << 20);
+	config->vinst_ctrl |= (val << 20);
 	spin_unlock(&drvdata->spinlock);
 	return size;
 }
@@ -787,8 +816,9 @@ static ssize_t addr_idx_show(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
-	val = drvdata->addr_idx;
+	val = config->addr_idx;
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
 
@@ -798,6 +828,7 @@ static ssize_t addr_idx_store(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
@@ -809,7 +840,7 @@ static ssize_t addr_idx_store(struct device *dev,
 	 * dereferenced multiple times within a spinlock block elsewhere.
 	 */
 	spin_lock(&drvdata->spinlock);
-	drvdata->addr_idx = val;
+	config->addr_idx = val;
 	spin_unlock(&drvdata->spinlock);
 	return size;
 }
@@ -822,10 +853,11 @@ static ssize_t addr_instdatatype_show(struct device *dev,
 	ssize_t len;
 	u8 val, idx;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	spin_lock(&drvdata->spinlock);
-	idx = drvdata->addr_idx;
-	val = BMVAL(drvdata->addr_acc[idx], 0, 1);
+	idx = config->addr_idx;
+	val = BMVAL(config->addr_acc[idx], 0, 1);
 	len = scnprintf(buf, PAGE_SIZE, "%s\n",
 			val == ETM_INSTR_ADDR ? "instr" :
 			(val == ETM_DATA_LOAD_ADDR ? "data_load" :
@@ -842,6 +874,7 @@ static ssize_t addr_instdatatype_store(struct device *dev,
 	u8 idx;
 	char str[20] = "";
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (strlen(buf) >= 20)
 		return -EINVAL;
@@ -849,10 +882,10 @@ static ssize_t addr_instdatatype_store(struct device *dev,
 		return -EINVAL;
 
 	spin_lock(&drvdata->spinlock);
-	idx = drvdata->addr_idx;
+	idx = config->addr_idx;
 	if (!strcmp(str, "instr"))
 		/* TYPE, bits[1:0] */
-		drvdata->addr_acc[idx] &= ~(BIT(0) | BIT(1));
+		config->addr_acc[idx] &= ~(BIT(0) | BIT(1));
 
 	spin_unlock(&drvdata->spinlock);
 	return size;
@@ -866,15 +899,16 @@ static ssize_t addr_single_show(struct device *dev,
 	u8 idx;
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
-	idx = drvdata->addr_idx;
+	idx = config->addr_idx;
 	spin_lock(&drvdata->spinlock);
-	if (!(drvdata->addr_type[idx] == ETM_ADDR_TYPE_NONE ||
-	      drvdata->addr_type[idx] == ETM_ADDR_TYPE_SINGLE)) {
+	if (!(config->addr_type[idx] == ETM_ADDR_TYPE_NONE ||
+	      config->addr_type[idx] == ETM_ADDR_TYPE_SINGLE)) {
 		spin_unlock(&drvdata->spinlock);
 		return -EPERM;
 	}
-	val = (unsigned long)drvdata->addr_val[idx];
+	val = (unsigned long)config->addr_val[idx];
 	spin_unlock(&drvdata->spinlock);
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
@@ -886,20 +920,21 @@ static ssize_t addr_single_store(struct device *dev,
 	u8 idx;
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
 
 	spin_lock(&drvdata->spinlock);
-	idx = drvdata->addr_idx;
-	if (!(drvdata->addr_type[idx] == ETM_ADDR_TYPE_NONE ||
-	      drvdata->addr_type[idx] == ETM_ADDR_TYPE_SINGLE)) {
+	idx = config->addr_idx;
+	if (!(config->addr_type[idx] == ETM_ADDR_TYPE_NONE ||
+	      config->addr_type[idx] == ETM_ADDR_TYPE_SINGLE)) {
 		spin_unlock(&drvdata->spinlock);
 		return -EPERM;
 	}
 
-	drvdata->addr_val[idx] = (u64)val;
-	drvdata->addr_type[idx] = ETM_ADDR_TYPE_SINGLE;
+	config->addr_val[idx] = (u64)val;
+	config->addr_type[idx] = ETM_ADDR_TYPE_SINGLE;
 	spin_unlock(&drvdata->spinlock);
 	return size;
 }
@@ -912,23 +947,24 @@ static ssize_t addr_range_show(struct device *dev,
 	u8 idx;
 	unsigned long val1, val2;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	spin_lock(&drvdata->spinlock);
-	idx = drvdata->addr_idx;
+	idx = config->addr_idx;
 	if (idx % 2 != 0) {
 		spin_unlock(&drvdata->spinlock);
 		return -EPERM;
 	}
-	if (!((drvdata->addr_type[idx] == ETM_ADDR_TYPE_NONE &&
-	       drvdata->addr_type[idx + 1] == ETM_ADDR_TYPE_NONE) ||
-	      (drvdata->addr_type[idx] == ETM_ADDR_TYPE_RANGE &&
-	       drvdata->addr_type[idx + 1] == ETM_ADDR_TYPE_RANGE))) {
+	if (!((config->addr_type[idx] == ETM_ADDR_TYPE_NONE &&
+	       config->addr_type[idx + 1] == ETM_ADDR_TYPE_NONE) ||
+	      (config->addr_type[idx] == ETM_ADDR_TYPE_RANGE &&
+	       config->addr_type[idx + 1] == ETM_ADDR_TYPE_RANGE))) {
 		spin_unlock(&drvdata->spinlock);
 		return -EPERM;
 	}
 
-	val1 = (unsigned long)drvdata->addr_val[idx];
-	val2 = (unsigned long)drvdata->addr_val[idx + 1];
+	val1 = (unsigned long)config->addr_val[idx];
+	val2 = (unsigned long)config->addr_val[idx + 1];
 	spin_unlock(&drvdata->spinlock);
 	return scnprintf(buf, PAGE_SIZE, "%#lx %#lx\n", val1, val2);
 }
@@ -940,6 +976,7 @@ static ssize_t addr_range_store(struct device *dev,
 	u8 idx;
 	unsigned long val1, val2;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (sscanf(buf, "%lx %lx", &val1, &val2) != 2)
 		return -EINVAL;
@@ -948,29 +985,29 @@ static ssize_t addr_range_store(struct device *dev,
 		return -EINVAL;
 
 	spin_lock(&drvdata->spinlock);
-	idx = drvdata->addr_idx;
+	idx = config->addr_idx;
 	if (idx % 2 != 0) {
 		spin_unlock(&drvdata->spinlock);
 		return -EPERM;
 	}
 
-	if (!((drvdata->addr_type[idx] == ETM_ADDR_TYPE_NONE &&
-	       drvdata->addr_type[idx + 1] == ETM_ADDR_TYPE_NONE) ||
-	      (drvdata->addr_type[idx] == ETM_ADDR_TYPE_RANGE &&
-	       drvdata->addr_type[idx + 1] == ETM_ADDR_TYPE_RANGE))) {
+	if (!((config->addr_type[idx] == ETM_ADDR_TYPE_NONE &&
+	       config->addr_type[idx + 1] == ETM_ADDR_TYPE_NONE) ||
+	      (config->addr_type[idx] == ETM_ADDR_TYPE_RANGE &&
+	       config->addr_type[idx + 1] == ETM_ADDR_TYPE_RANGE))) {
 		spin_unlock(&drvdata->spinlock);
 		return -EPERM;
 	}
 
-	drvdata->addr_val[idx] = (u64)val1;
-	drvdata->addr_type[idx] = ETM_ADDR_TYPE_RANGE;
-	drvdata->addr_val[idx + 1] = (u64)val2;
-	drvdata->addr_type[idx + 1] = ETM_ADDR_TYPE_RANGE;
+	config->addr_val[idx] = (u64)val1;
+	config->addr_type[idx] = ETM_ADDR_TYPE_RANGE;
+	config->addr_val[idx + 1] = (u64)val2;
+	config->addr_type[idx + 1] = ETM_ADDR_TYPE_RANGE;
 	/*
 	 * Program include or exclude control bits for vinst or vdata
 	 * whenever we change addr comparators to ETM_ADDR_TYPE_RANGE
 	 */
-	if (drvdata->mode & ETM_MODE_EXCLUDE)
+	if (config->mode & ETM_MODE_EXCLUDE)
 		etm4_set_mode_exclude(drvdata, true);
 	else
 		etm4_set_mode_exclude(drvdata, false);
@@ -987,17 +1024,18 @@ static ssize_t addr_start_show(struct device *dev,
 	u8 idx;
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	spin_lock(&drvdata->spinlock);
-	idx = drvdata->addr_idx;
+	idx = config->addr_idx;
 
-	if (!(drvdata->addr_type[idx] == ETM_ADDR_TYPE_NONE ||
-	      drvdata->addr_type[idx] == ETM_ADDR_TYPE_START)) {
+	if (!(config->addr_type[idx] == ETM_ADDR_TYPE_NONE ||
+	      config->addr_type[idx] == ETM_ADDR_TYPE_START)) {
 		spin_unlock(&drvdata->spinlock);
 		return -EPERM;
 	}
 
-	val = (unsigned long)drvdata->addr_val[idx];
+	val = (unsigned long)config->addr_val[idx];
 	spin_unlock(&drvdata->spinlock);
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
@@ -1009,27 +1047,28 @@ static ssize_t addr_start_store(struct device *dev,
 	u8 idx;
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
 
 	spin_lock(&drvdata->spinlock);
-	idx = drvdata->addr_idx;
+	idx = config->addr_idx;
 	if (!drvdata->nr_addr_cmp) {
 		spin_unlock(&drvdata->spinlock);
 		return -EINVAL;
 	}
-	if (!(drvdata->addr_type[idx] == ETM_ADDR_TYPE_NONE ||
-	      drvdata->addr_type[idx] == ETM_ADDR_TYPE_START)) {
+	if (!(config->addr_type[idx] == ETM_ADDR_TYPE_NONE ||
+	      config->addr_type[idx] == ETM_ADDR_TYPE_START)) {
 		spin_unlock(&drvdata->spinlock);
 		return -EPERM;
 	}
 
-	drvdata->addr_val[idx] = (u64)val;
-	drvdata->addr_type[idx] = ETM_ADDR_TYPE_START;
-	drvdata->vissctlr |= BIT(idx);
+	config->addr_val[idx] = (u64)val;
+	config->addr_type[idx] = ETM_ADDR_TYPE_START;
+	config->vissctlr |= BIT(idx);
 	/* SSSTATUS, bit[9] - turn on start/stop logic */
-	drvdata->vinst_ctrl |= BIT(9);
+	config->vinst_ctrl |= BIT(9);
 	spin_unlock(&drvdata->spinlock);
 	return size;
 }
@@ -1042,17 +1081,18 @@ static ssize_t addr_stop_show(struct device *dev,
 	u8 idx;
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	spin_lock(&drvdata->spinlock);
-	idx = drvdata->addr_idx;
+	idx = config->addr_idx;
 
-	if (!(drvdata->addr_type[idx] == ETM_ADDR_TYPE_NONE ||
-	      drvdata->addr_type[idx] == ETM_ADDR_TYPE_STOP)) {
+	if (!(config->addr_type[idx] == ETM_ADDR_TYPE_NONE ||
+	      config->addr_type[idx] == ETM_ADDR_TYPE_STOP)) {
 		spin_unlock(&drvdata->spinlock);
 		return -EPERM;
 	}
 
-	val = (unsigned long)drvdata->addr_val[idx];
+	val = (unsigned long)config->addr_val[idx];
 	spin_unlock(&drvdata->spinlock);
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
@@ -1064,27 +1104,28 @@ static ssize_t addr_stop_store(struct device *dev,
 	u8 idx;
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
 
 	spin_lock(&drvdata->spinlock);
-	idx = drvdata->addr_idx;
+	idx = config->addr_idx;
 	if (!drvdata->nr_addr_cmp) {
 		spin_unlock(&drvdata->spinlock);
 		return -EINVAL;
 	}
-	if (!(drvdata->addr_type[idx] == ETM_ADDR_TYPE_NONE ||
-	       drvdata->addr_type[idx] == ETM_ADDR_TYPE_STOP)) {
+	if (!(config->addr_type[idx] == ETM_ADDR_TYPE_NONE ||
+	       config->addr_type[idx] == ETM_ADDR_TYPE_STOP)) {
 		spin_unlock(&drvdata->spinlock);
 		return -EPERM;
 	}
 
-	drvdata->addr_val[idx] = (u64)val;
-	drvdata->addr_type[idx] = ETM_ADDR_TYPE_STOP;
-	drvdata->vissctlr |= BIT(idx + 16);
+	config->addr_val[idx] = (u64)val;
+	config->addr_type[idx] = ETM_ADDR_TYPE_STOP;
+	config->vissctlr |= BIT(idx + 16);
 	/* SSSTATUS, bit[9] - turn on start/stop logic */
-	drvdata->vinst_ctrl |= BIT(9);
+	config->vinst_ctrl |= BIT(9);
 	spin_unlock(&drvdata->spinlock);
 	return size;
 }
@@ -1097,11 +1138,12 @@ static ssize_t addr_ctxtype_show(struct device *dev,
 	ssize_t len;
 	u8 idx, val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	spin_lock(&drvdata->spinlock);
-	idx = drvdata->addr_idx;
+	idx = config->addr_idx;
 	/* CONTEXTTYPE, bits[3:2] */
-	val = BMVAL(drvdata->addr_acc[idx], 2, 3);
+	val = BMVAL(config->addr_acc[idx], 2, 3);
 	len = scnprintf(buf, PAGE_SIZE, "%s\n", val == ETM_CTX_NONE ? "none" :
 			(val == ETM_CTX_CTXID ? "ctxid" :
 			(val == ETM_CTX_VMID ? "vmid" : "all")));
@@ -1116,6 +1158,7 @@ static ssize_t addr_ctxtype_store(struct device *dev,
 	u8 idx;
 	char str[10] = "";
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (strlen(buf) >= 10)
 		return -EINVAL;
@@ -1123,21 +1166,21 @@ static ssize_t addr_ctxtype_store(struct device *dev,
 		return -EINVAL;
 
 	spin_lock(&drvdata->spinlock);
-	idx = drvdata->addr_idx;
+	idx = config->addr_idx;
 	if (!strcmp(str, "none"))
 		/* start by clearing context type bits */
-		drvdata->addr_acc[idx] &= ~(BIT(2) | BIT(3));
+		config->addr_acc[idx] &= ~(BIT(2) | BIT(3));
 	else if (!strcmp(str, "ctxid")) {
 		/* 0b01 The trace unit performs a Context ID */
 		if (drvdata->numcidc) {
-			drvdata->addr_acc[idx] |= BIT(2);
-			drvdata->addr_acc[idx] &= ~BIT(3);
+			config->addr_acc[idx] |= BIT(2);
+			config->addr_acc[idx] &= ~BIT(3);
 		}
 	} else if (!strcmp(str, "vmid")) {
 		/* 0b10 The trace unit performs a VMID */
 		if (drvdata->numvmidc) {
-			drvdata->addr_acc[idx] &= ~BIT(2);
-			drvdata->addr_acc[idx] |= BIT(3);
+			config->addr_acc[idx] &= ~BIT(2);
+			config->addr_acc[idx] |= BIT(3);
 		}
 	} else if (!strcmp(str, "all")) {
 		/*
@@ -1145,9 +1188,9 @@ static ssize_t addr_ctxtype_store(struct device *dev,
 		 * comparison and a VMID
 		 */
 		if (drvdata->numcidc)
-			drvdata->addr_acc[idx] |= BIT(2);
+			config->addr_acc[idx] |= BIT(2);
 		if (drvdata->numvmidc)
-			drvdata->addr_acc[idx] |= BIT(3);
+			config->addr_acc[idx] |= BIT(3);
 	}
 	spin_unlock(&drvdata->spinlock);
 	return size;
@@ -1161,11 +1204,12 @@ static ssize_t addr_context_show(struct device *dev,
 	u8 idx;
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	spin_lock(&drvdata->spinlock);
-	idx = drvdata->addr_idx;
+	idx = config->addr_idx;
 	/* context ID comparator bits[6:4] */
-	val = BMVAL(drvdata->addr_acc[idx], 4, 6);
+	val = BMVAL(config->addr_acc[idx], 4, 6);
 	spin_unlock(&drvdata->spinlock);
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
@@ -1177,6 +1221,7 @@ static ssize_t addr_context_store(struct device *dev,
 	u8 idx;
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
@@ -1187,10 +1232,10 @@ static ssize_t addr_context_store(struct device *dev,
 		return -EINVAL;
 
 	spin_lock(&drvdata->spinlock);
-	idx = drvdata->addr_idx;
+	idx = config->addr_idx;
 	/* clear context ID comparator bits[6:4] */
-	drvdata->addr_acc[idx] &= ~(BIT(4) | BIT(5) | BIT(6));
-	drvdata->addr_acc[idx] |= (val << 4);
+	config->addr_acc[idx] &= ~(BIT(4) | BIT(5) | BIT(6));
+	config->addr_acc[idx] |= (val << 4);
 	spin_unlock(&drvdata->spinlock);
 	return size;
 }
@@ -1202,8 +1247,9 @@ static ssize_t seq_idx_show(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
-	val = drvdata->seq_idx;
+	val = config->seq_idx;
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
 
@@ -1213,6 +1259,7 @@ static ssize_t seq_idx_store(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
@@ -1224,7 +1271,7 @@ static ssize_t seq_idx_store(struct device *dev,
 	 * dereferenced multiple times within a spinlock block elsewhere.
 	 */
 	spin_lock(&drvdata->spinlock);
-	drvdata->seq_idx = val;
+	config->seq_idx = val;
 	spin_unlock(&drvdata->spinlock);
 	return size;
 }
@@ -1236,8 +1283,9 @@ static ssize_t seq_state_show(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
-	val = drvdata->seq_state;
+	val = config->seq_state;
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
 
@@ -1247,13 +1295,14 @@ static ssize_t seq_state_store(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
 	if (val >= drvdata->nrseqstate)
 		return -EINVAL;
 
-	drvdata->seq_state = val;
+	config->seq_state = val;
 	return size;
 }
 static DEVICE_ATTR_RW(seq_state);
@@ -1265,10 +1314,11 @@ static ssize_t seq_event_show(struct device *dev,
 	u8 idx;
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	spin_lock(&drvdata->spinlock);
-	idx = drvdata->seq_idx;
-	val = drvdata->seq_ctrl[idx];
+	idx = config->seq_idx;
+	val = config->seq_ctrl[idx];
 	spin_unlock(&drvdata->spinlock);
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
@@ -1280,14 +1330,15 @@ static ssize_t seq_event_store(struct device *dev,
 	u8 idx;
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
 
 	spin_lock(&drvdata->spinlock);
-	idx = drvdata->seq_idx;
+	idx = config->seq_idx;
 	/* RST, bits[7:0] */
-	drvdata->seq_ctrl[idx] = val & 0xFF;
+	config->seq_ctrl[idx] = val & 0xFF;
 	spin_unlock(&drvdata->spinlock);
 	return size;
 }
@@ -1299,8 +1350,9 @@ static ssize_t seq_reset_event_show(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
-	val = drvdata->seq_rst;
+	val = config->seq_rst;
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
 
@@ -1310,13 +1362,14 @@ static ssize_t seq_reset_event_store(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
 	if (!(drvdata->nrseqstate))
 		return -EINVAL;
 
-	drvdata->seq_rst = val & ETMv4_EVENT_MASK;
+	config->seq_rst = val & ETMv4_EVENT_MASK;
 	return size;
 }
 static DEVICE_ATTR_RW(seq_reset_event);
@@ -1327,8 +1380,9 @@ static ssize_t cntr_idx_show(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
-	val = drvdata->cntr_idx;
+	val = config->cntr_idx;
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
 
@@ -1338,6 +1392,7 @@ static ssize_t cntr_idx_store(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
@@ -1349,7 +1404,7 @@ static ssize_t cntr_idx_store(struct device *dev,
 	 * dereferenced multiple times within a spinlock block elsewhere.
 	 */
 	spin_lock(&drvdata->spinlock);
-	drvdata->cntr_idx = val;
+	config->cntr_idx = val;
 	spin_unlock(&drvdata->spinlock);
 	return size;
 }
@@ -1362,10 +1417,11 @@ static ssize_t cntrldvr_show(struct device *dev,
 	u8 idx;
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	spin_lock(&drvdata->spinlock);
-	idx = drvdata->cntr_idx;
-	val = drvdata->cntrldvr[idx];
+	idx = config->cntr_idx;
+	val = config->cntrldvr[idx];
 	spin_unlock(&drvdata->spinlock);
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
@@ -1377,6 +1433,7 @@ static ssize_t cntrldvr_store(struct device *dev,
 	u8 idx;
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
@@ -1384,8 +1441,8 @@ static ssize_t cntrldvr_store(struct device *dev,
 		return -EINVAL;
 
 	spin_lock(&drvdata->spinlock);
-	idx = drvdata->cntr_idx;
-	drvdata->cntrldvr[idx] = val;
+	idx = config->cntr_idx;
+	config->cntrldvr[idx] = val;
 	spin_unlock(&drvdata->spinlock);
 	return size;
 }
@@ -1398,10 +1455,11 @@ static ssize_t cntr_val_show(struct device *dev,
 	u8 idx;
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	spin_lock(&drvdata->spinlock);
-	idx = drvdata->cntr_idx;
-	val = drvdata->cntr_val[idx];
+	idx = config->cntr_idx;
+	val = config->cntr_val[idx];
 	spin_unlock(&drvdata->spinlock);
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
@@ -1413,6 +1471,7 @@ static ssize_t cntr_val_store(struct device *dev,
 	u8 idx;
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
@@ -1420,8 +1479,8 @@ static ssize_t cntr_val_store(struct device *dev,
 		return -EINVAL;
 
 	spin_lock(&drvdata->spinlock);
-	idx = drvdata->cntr_idx;
-	drvdata->cntr_val[idx] = val;
+	idx = config->cntr_idx;
+	config->cntr_val[idx] = val;
 	spin_unlock(&drvdata->spinlock);
 	return size;
 }
@@ -1434,10 +1493,11 @@ static ssize_t cntr_ctrl_show(struct device *dev,
 	u8 idx;
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	spin_lock(&drvdata->spinlock);
-	idx = drvdata->cntr_idx;
-	val = drvdata->cntr_ctrl[idx];
+	idx = config->cntr_idx;
+	val = config->cntr_ctrl[idx];
 	spin_unlock(&drvdata->spinlock);
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
@@ -1449,13 +1509,14 @@ static ssize_t cntr_ctrl_store(struct device *dev,
 	u8 idx;
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
 
 	spin_lock(&drvdata->spinlock);
-	idx = drvdata->cntr_idx;
-	drvdata->cntr_ctrl[idx] = val;
+	idx = config->cntr_idx;
+	config->cntr_ctrl[idx] = val;
 	spin_unlock(&drvdata->spinlock);
 	return size;
 }
@@ -1467,8 +1528,9 @@ static ssize_t res_idx_show(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
-	val = drvdata->res_idx;
+	val = config->res_idx;
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
 
@@ -1478,6 +1540,7 @@ static ssize_t res_idx_store(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
@@ -1490,7 +1553,7 @@ static ssize_t res_idx_store(struct device *dev,
 	 * dereferenced multiple times within a spinlock block elsewhere.
 	 */
 	spin_lock(&drvdata->spinlock);
-	drvdata->res_idx = val;
+	config->res_idx = val;
 	spin_unlock(&drvdata->spinlock);
 	return size;
 }
@@ -1503,10 +1566,11 @@ static ssize_t res_ctrl_show(struct device *dev,
 	u8 idx;
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	spin_lock(&drvdata->spinlock);
-	idx = drvdata->res_idx;
-	val = drvdata->res_ctrl[idx];
+	idx = config->res_idx;
+	val = config->res_ctrl[idx];
 	spin_unlock(&drvdata->spinlock);
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
@@ -1518,17 +1582,18 @@ static ssize_t res_ctrl_store(struct device *dev,
 	u8 idx;
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
 
 	spin_lock(&drvdata->spinlock);
-	idx = drvdata->res_idx;
+	idx = config->res_idx;
 	/* For odd idx pair inversal bit is RES0 */
 	if (idx % 2 != 0)
 		/* PAIRINV, bit[21] */
 		val &= ~BIT(21);
-	drvdata->res_ctrl[idx] = val;
+	config->res_ctrl[idx] = val;
 	spin_unlock(&drvdata->spinlock);
 	return size;
 }
@@ -1540,8 +1605,9 @@ static ssize_t ctxid_idx_show(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
-	val = drvdata->ctxid_idx;
+	val = config->ctxid_idx;
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
 
@@ -1551,6 +1617,7 @@ static ssize_t ctxid_idx_store(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
@@ -1562,7 +1629,7 @@ static ssize_t ctxid_idx_store(struct device *dev,
 	 * dereferenced multiple times within a spinlock block elsewhere.
 	 */
 	spin_lock(&drvdata->spinlock);
-	drvdata->ctxid_idx = val;
+	config->ctxid_idx = val;
 	spin_unlock(&drvdata->spinlock);
 	return size;
 }
@@ -1575,10 +1642,11 @@ static ssize_t ctxid_pid_show(struct device *dev,
 	u8 idx;
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	spin_lock(&drvdata->spinlock);
-	idx = drvdata->ctxid_idx;
-	val = (unsigned long)drvdata->ctxid_vpid[idx];
+	idx = config->ctxid_idx;
+	val = (unsigned long)config->ctxid_vpid[idx];
 	spin_unlock(&drvdata->spinlock);
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
@@ -1590,6 +1658,7 @@ static ssize_t ctxid_pid_store(struct device *dev,
 	u8 idx;
 	unsigned long vpid, pid;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	/*
 	 * only implemented when ctxid tracing is enabled, i.e. at least one
@@ -1604,9 +1673,9 @@ static ssize_t ctxid_pid_store(struct device *dev,
 	pid = coresight_vpid_to_pid(vpid);
 
 	spin_lock(&drvdata->spinlock);
-	idx = drvdata->ctxid_idx;
-	drvdata->ctxid_pid[idx] = (u64)pid;
-	drvdata->ctxid_vpid[idx] = (u64)vpid;
+	idx = config->ctxid_idx;
+	config->ctxid_pid[idx] = (u64)pid;
+	config->ctxid_vpid[idx] = (u64)vpid;
 	spin_unlock(&drvdata->spinlock);
 	return size;
 }
@@ -1618,10 +1687,11 @@ static ssize_t ctxid_masks_show(struct device *dev,
 {
 	unsigned long val1, val2;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	spin_lock(&drvdata->spinlock);
-	val1 = drvdata->ctxid_mask0;
-	val2 = drvdata->ctxid_mask1;
+	val1 = config->ctxid_mask0;
+	val2 = config->ctxid_mask1;
 	spin_unlock(&drvdata->spinlock);
 	return scnprintf(buf, PAGE_SIZE, "%#lx %#lx\n", val1, val2);
 }
@@ -1633,6 +1703,7 @@ static ssize_t ctxid_masks_store(struct device *dev,
 	u8 i, j, maskbyte;
 	unsigned long val1, val2, mask;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	/*
 	 * only implemented when ctxid tracing is enabled, i.e. at least one
@@ -1652,39 +1723,39 @@ static ssize_t ctxid_masks_store(struct device *dev,
 	switch (drvdata->numcidc) {
 	case 0x1:
 		/* COMP0, bits[7:0] */
-		drvdata->ctxid_mask0 = val1 & 0xFF;
+		config->ctxid_mask0 = val1 & 0xFF;
 		break;
 	case 0x2:
 		/* COMP1, bits[15:8] */
-		drvdata->ctxid_mask0 = val1 & 0xFFFF;
+		config->ctxid_mask0 = val1 & 0xFFFF;
 		break;
 	case 0x3:
 		/* COMP2, bits[23:16] */
-		drvdata->ctxid_mask0 = val1 & 0xFFFFFF;
+		config->ctxid_mask0 = val1 & 0xFFFFFF;
 		break;
 	case 0x4:
 		 /* COMP3, bits[31:24] */
-		drvdata->ctxid_mask0 = val1;
+		config->ctxid_mask0 = val1;
 		break;
 	case 0x5:
 		/* COMP4, bits[7:0] */
-		drvdata->ctxid_mask0 = val1;
-		drvdata->ctxid_mask1 = val2 & 0xFF;
+		config->ctxid_mask0 = val1;
+		config->ctxid_mask1 = val2 & 0xFF;
 		break;
 	case 0x6:
 		/* COMP5, bits[15:8] */
-		drvdata->ctxid_mask0 = val1;
-		drvdata->ctxid_mask1 = val2 & 0xFFFF;
+		config->ctxid_mask0 = val1;
+		config->ctxid_mask1 = val2 & 0xFFFF;
 		break;
 	case 0x7:
 		/* COMP6, bits[23:16] */
-		drvdata->ctxid_mask0 = val1;
-		drvdata->ctxid_mask1 = val2 & 0xFFFFFF;
+		config->ctxid_mask0 = val1;
+		config->ctxid_mask1 = val2 & 0xFFFFFF;
 		break;
 	case 0x8:
 		/* COMP7, bits[31:24] */
-		drvdata->ctxid_mask0 = val1;
-		drvdata->ctxid_mask1 = val2;
+		config->ctxid_mask0 = val1;
+		config->ctxid_mask1 = val2;
 		break;
 	default:
 		break;
@@ -1695,7 +1766,7 @@ static ssize_t ctxid_masks_store(struct device *dev,
 	 * For example, if bit[3] of ctxid_mask0 is 1, we must clear bits[31:24]
 	 * of ctxid comparator0 value (corresponding to byte 0) register.
 	 */
-	mask = drvdata->ctxid_mask0;
+	mask = config->ctxid_mask0;
 	for (i = 0; i < drvdata->numcidc; i++) {
 		/* mask value of corresponding ctxid comparator */
 		maskbyte = mask & ETMv4_EVENT_MASK;
@@ -1705,13 +1776,13 @@ static ssize_t ctxid_masks_store(struct device *dev,
 		 */
 		for (j = 0; j < 8; j++) {
 			if (maskbyte & 1)
-				drvdata->ctxid_pid[i] &= ~(0xFF << (j * 8));
+				config->ctxid_pid[i] &= ~(0xFF << (j * 8));
 			maskbyte >>= 1;
 		}
 		/* Select the next ctxid comparator mask value */
 		if (i == 3)
 			/* ctxid comparators[4-7] */
-			mask = drvdata->ctxid_mask1;
+			mask = config->ctxid_mask1;
 		else
 			mask >>= 0x8;
 	}
@@ -1727,8 +1798,9 @@ static ssize_t vmid_idx_show(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
-	val = drvdata->vmid_idx;
+	val = config->vmid_idx;
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
 
@@ -1738,6 +1810,7 @@ static ssize_t vmid_idx_store(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	if (kstrtoul(buf, 16, &val))
 		return -EINVAL;
@@ -1749,7 +1822,7 @@ static ssize_t vmid_idx_store(struct device *dev,
 	 * dereferenced multiple times within a spinlock block elsewhere.
 	 */
 	spin_lock(&drvdata->spinlock);
-	drvdata->vmid_idx = val;
+	config->vmid_idx = val;
 	spin_unlock(&drvdata->spinlock);
 	return size;
 }
@@ -1761,8 +1834,9 @@ static ssize_t vmid_val_show(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
-	val = (unsigned long)drvdata->vmid_val[drvdata->vmid_idx];
+	val = (unsigned long)config->vmid_val[config->vmid_idx];
 	return scnprintf(buf, PAGE_SIZE, "%#lx\n", val);
 }
 
@@ -1772,6 +1846,7 @@ static ssize_t vmid_val_store(struct device *dev,
 {
 	unsigned long val;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	/*
 	 * only implemented when vmid tracing is enabled, i.e. at least one
@@ -1783,7 +1858,7 @@ static ssize_t vmid_val_store(struct device *dev,
 		return -EINVAL;
 
 	spin_lock(&drvdata->spinlock);
-	drvdata->vmid_val[drvdata->vmid_idx] = (u64)val;
+	config->vmid_val[config->vmid_idx] = (u64)val;
 	spin_unlock(&drvdata->spinlock);
 	return size;
 }
@@ -1794,10 +1869,11 @@ static ssize_t vmid_masks_show(struct device *dev,
 {
 	unsigned long val1, val2;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
 
 	spin_lock(&drvdata->spinlock);
-	val1 = drvdata->vmid_mask0;
-	val2 = drvdata->vmid_mask1;
+	val1 = config->vmid_mask0;
+	val2 = config->vmid_mask1;
 	spin_unlock(&drvdata->spinlock);
 	return scnprintf(buf, PAGE_SIZE, "%#lx %#lx\n", val1, val2);
 }
@@ -1809,6 +1885,8 @@ static ssize_t vmid_masks_store(struct device *dev,
 	u8 i, j, maskbyte;
 	unsigned long val1, val2, mask;
 	struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+	struct etmv4_config *config = &drvdata->config;
+
 	/*
 	 * only implemented when vmid tracing is enabled, i.e. at least one
 	 * vmid comparator is implemented and at least 8 bit vmid size
@@ -1827,39 +1905,39 @@ static ssize_t vmid_masks_store(struct device *dev,
 	switch (drvdata->numvmidc) {
 	case 0x1:
 		/* COMP0, bits[7:0] */
-		drvdata->vmid_mask0 = val1 & 0xFF;
+		config->vmid_mask0 = val1 & 0xFF;
 		break;
 	case 0x2:
 		/* COMP1, bits[15:8] */
-		drvdata->vmid_mask0 = val1 & 0xFFFF;
+		config->vmid_mask0 = val1 & 0xFFFF;
 		break;
 	case 0x3:
 		/* COMP2, bits[23:16] */
-		drvdata->vmid_mask0 = val1 & 0xFFFFFF;
+		config->vmid_mask0 = val1 & 0xFFFFFF;
 		break;
 	case 0x4:
 		/* COMP3, bits[31:24] */
-		drvdata->vmid_mask0 = val1;
+		config->vmid_mask0 = val1;
 		break;
 	case 0x5:
 		/* COMP4, bits[7:0] */
-		drvdata->vmid_mask0 = val1;
-		drvdata->vmid_mask1 = val2 & 0xFF;
+		config->vmid_mask0 = val1;
+		config->vmid_mask1 = val2 & 0xFF;
 		break;
 	case 0x6:
 		/* COMP5, bits[15:8] */
-		drvdata->vmid_mask0 = val1;
-		drvdata->vmid_mask1 = val2 & 0xFFFF;
+		config->vmid_mask0 = val1;
+		config->vmid_mask1 = val2 & 0xFFFF;
 		break;
 	case 0x7:
 		/* COMP6, bits[23:16] */
-		drvdata->vmid_mask0 = val1;
-		drvdata->vmid_mask1 = val2 & 0xFFFFFF;
+		config->vmid_mask0 = val1;
+		config->vmid_mask1 = val2 & 0xFFFFFF;
 		break;
 	case 0x8:
 		/* COMP7, bits[31:24] */
-		drvdata->vmid_mask0 = val1;
-		drvdata->vmid_mask1 = val2;
+		config->vmid_mask0 = val1;
+		config->vmid_mask1 = val2;
 		break;
 	default:
 		break;
@@ -1871,7 +1949,7 @@ static ssize_t vmid_masks_store(struct device *dev,
 	 * For example, if bit[3] of vmid_mask0 is 1, we must clear bits[31:24]
 	 * of vmid comparator0 value (corresponding to byte 0) register.
 	 */
-	mask = drvdata->vmid_mask0;
+	mask = config->vmid_mask0;
 	for (i = 0; i < drvdata->numvmidc; i++) {
 		/* mask value of corresponding vmid comparator */
 		maskbyte = mask & ETMv4_EVENT_MASK;
@@ -1881,13 +1959,13 @@ static ssize_t vmid_masks_store(struct device *dev,
 		 */
 		for (j = 0; j < 8; j++) {
 			if (maskbyte & 1)
-				drvdata->vmid_val[i] &= ~(0xFF << (j * 8));
+				config->vmid_val[i] &= ~(0xFF << (j * 8));
 			maskbyte >>= 1;
 		}
 		/* Select the next vmid comparator mask value */
 		if (i == 3)
 			/* vmid comparators[4-7] */
-			mask = drvdata->vmid_mask1;
+			mask = config->vmid_mask1;
 		else
 			mask >>= 0x8;
 	}
diff --git a/drivers/hwtracing/coresight/coresight-etm4x.c b/drivers/hwtracing/coresight/coresight-etm4x.c
index 033e51817492..e204db40082b 100644
--- a/drivers/hwtracing/coresight/coresight-etm4x.c
+++ b/drivers/hwtracing/coresight/coresight-etm4x.c
@@ -96,6 +96,7 @@ static void etm4_enable_hw(void *info)
 {
 	int i;
 	struct etmv4_drvdata *drvdata = info;
+	struct etmv4_config *config = &drvdata->config;
 
 	CS_UNLOCK(drvdata->base);
 
@@ -110,69 +111,69 @@ static void etm4_enable_hw(void *info)
 			"timeout observed when probing at offset %#x\n",
 			TRCSTATR);
 
-	writel_relaxed(drvdata->pe_sel, drvdata->base + TRCPROCSELR);
-	writel_relaxed(drvdata->cfg, drvdata->base + TRCCONFIGR);
+	writel_relaxed(config->pe_sel, drvdata->base + TRCPROCSELR);
+	writel_relaxed(config->cfg, drvdata->base + TRCCONFIGR);
 	/* nothing specific implemented */
 	writel_relaxed(0x0, drvdata->base + TRCAUXCTLR);
-	writel_relaxed(drvdata->eventctrl0, drvdata->base + TRCEVENTCTL0R);
-	writel_relaxed(drvdata->eventctrl1, drvdata->base + TRCEVENTCTL1R);
-	writel_relaxed(drvdata->stall_ctrl, drvdata->base + TRCSTALLCTLR);
-	writel_relaxed(drvdata->ts_ctrl, drvdata->base + TRCTSCTLR);
-	writel_relaxed(drvdata->syncfreq, drvdata->base + TRCSYNCPR);
-	writel_relaxed(drvdata->ccctlr, drvdata->base + TRCCCCTLR);
-	writel_relaxed(drvdata->bb_ctrl, drvdata->base + TRCBBCTLR);
+	writel_relaxed(config->eventctrl0, drvdata->base + TRCEVENTCTL0R);
+	writel_relaxed(config->eventctrl1, drvdata->base + TRCEVENTCTL1R);
+	writel_relaxed(config->stall_ctrl, drvdata->base + TRCSTALLCTLR);
+	writel_relaxed(config->ts_ctrl, drvdata->base + TRCTSCTLR);
+	writel_relaxed(config->syncfreq, drvdata->base + TRCSYNCPR);
+	writel_relaxed(config->ccctlr, drvdata->base + TRCCCCTLR);
+	writel_relaxed(config->bb_ctrl, drvdata->base + TRCBBCTLR);
 	writel_relaxed(drvdata->trcid, drvdata->base + TRCTRACEIDR);
-	writel_relaxed(drvdata->vinst_ctrl, drvdata->base + TRCVICTLR);
-	writel_relaxed(drvdata->viiectlr, drvdata->base + TRCVIIECTLR);
-	writel_relaxed(drvdata->vissctlr,
+	writel_relaxed(config->vinst_ctrl, drvdata->base + TRCVICTLR);
+	writel_relaxed(config->viiectlr, drvdata->base + TRCVIIECTLR);
+	writel_relaxed(config->vissctlr,
 		       drvdata->base + TRCVISSCTLR);
-	writel_relaxed(drvdata->vipcssctlr,
+	writel_relaxed(config->vipcssctlr,
 		       drvdata->base + TRCVIPCSSCTLR);
 	for (i = 0; i < drvdata->nrseqstate - 1; i++)
-		writel_relaxed(drvdata->seq_ctrl[i],
+		writel_relaxed(config->seq_ctrl[i],
 			       drvdata->base + TRCSEQEVRn(i));
-	writel_relaxed(drvdata->seq_rst, drvdata->base + TRCSEQRSTEVR);
-	writel_relaxed(drvdata->seq_state, drvdata->base + TRCSEQSTR);
-	writel_relaxed(drvdata->ext_inp, drvdata->base + TRCEXTINSELR);
+	writel_relaxed(config->seq_rst, drvdata->base + TRCSEQRSTEVR);
+	writel_relaxed(config->seq_state, drvdata->base + TRCSEQSTR);
+	writel_relaxed(config->ext_inp, drvdata->base + TRCEXTINSELR);
 	for (i = 0; i < drvdata->nr_cntr; i++) {
-		writel_relaxed(drvdata->cntrldvr[i],
+		writel_relaxed(config->cntrldvr[i],
 			       drvdata->base + TRCCNTRLDVRn(i));
-		writel_relaxed(drvdata->cntr_ctrl[i],
+		writel_relaxed(config->cntr_ctrl[i],
 			       drvdata->base + TRCCNTCTLRn(i));
-		writel_relaxed(drvdata->cntr_val[i],
+		writel_relaxed(config->cntr_val[i],
 			       drvdata->base + TRCCNTVRn(i));
 	}
 
 	/* Resource selector pair 0 is always implemented and reserved */
-	for (i = 2; i < drvdata->nr_resource * 2; i++)
-		writel_relaxed(drvdata->res_ctrl[i],
+	for (i = 0; i < drvdata->nr_resource * 2; i++)
+		writel_relaxed(config->res_ctrl[i],
 			       drvdata->base + TRCRSCTLRn(i));
 
 	for (i = 0; i < drvdata->nr_ss_cmp; i++) {
-		writel_relaxed(drvdata->ss_ctrl[i],
+		writel_relaxed(config->ss_ctrl[i],
 			       drvdata->base + TRCSSCCRn(i));
-		writel_relaxed(drvdata->ss_status[i],
+		writel_relaxed(config->ss_status[i],
 			       drvdata->base + TRCSSCSRn(i));
-		writel_relaxed(drvdata->ss_pe_cmp[i],
+		writel_relaxed(config->ss_pe_cmp[i],
 			       drvdata->base + TRCSSPCICRn(i));
 	}
 	for (i = 0; i < drvdata->nr_addr_cmp; i++) {
-		writeq_relaxed(drvdata->addr_val[i],
+		writeq_relaxed(config->addr_val[i],
 			       drvdata->base + TRCACVRn(i));
-		writeq_relaxed(drvdata->addr_acc[i],
+		writeq_relaxed(config->addr_acc[i],
 			       drvdata->base + TRCACATRn(i));
 	}
 	for (i = 0; i < drvdata->numcidc; i++)
-		writeq_relaxed(drvdata->ctxid_pid[i],
+		writeq_relaxed(config->ctxid_pid[i],
 			       drvdata->base + TRCCIDCVRn(i));
-	writel_relaxed(drvdata->ctxid_mask0, drvdata->base + TRCCIDCCTLR0);
-	writel_relaxed(drvdata->ctxid_mask1, drvdata->base + TRCCIDCCTLR1);
+	writel_relaxed(config->ctxid_mask0, drvdata->base + TRCCIDCCTLR0);
+	writel_relaxed(config->ctxid_mask1, drvdata->base + TRCCIDCCTLR1);
 
 	for (i = 0; i < drvdata->numvmidc; i++)
-		writeq_relaxed(drvdata->vmid_val[i],
+		writeq_relaxed(config->vmid_val[i],
 			       drvdata->base + TRCVMIDCVRn(i));
-	writel_relaxed(drvdata->vmid_mask0, drvdata->base + TRCVMIDCCTLR0);
-	writel_relaxed(drvdata->vmid_mask1, drvdata->base + TRCVMIDCCTLR1);
+	writel_relaxed(config->vmid_mask0, drvdata->base + TRCVMIDCCTLR0);
+	writel_relaxed(config->vmid_mask1, drvdata->base + TRCVMIDCCTLR1);
 
 	/* Enable the trace unit */
 	writel_relaxed(1, drvdata->base + TRCPRGCTLR);
@@ -439,83 +440,84 @@ static void etm4_init_arch_data(void *info)
 static void etm4_init_default_data(struct etmv4_drvdata *drvdata)
 {
 	int i;
+	struct etmv4_config *config = &drvdata->config;
 
-	drvdata->pe_sel = 0x0;
-	drvdata->cfg = (ETMv4_MODE_CTXID | ETM_MODE_VMID |
+	config->pe_sel = 0x0;
+	config->cfg = (ETMv4_MODE_CTXID | ETM_MODE_VMID |
 			ETMv4_MODE_TIMESTAMP | ETM_MODE_RETURNSTACK);
 
 	/* disable all events tracing */
-	drvdata->eventctrl0 = 0x0;
-	drvdata->eventctrl1 = 0x0;
+	config->eventctrl0 = 0x0;
+	config->eventctrl1 = 0x0;
 
 	/* disable stalling */
-	drvdata->stall_ctrl = 0x0;
+	config->stall_ctrl = 0x0;
 
 	/* disable timestamp event */
-	drvdata->ts_ctrl = 0x0;
+	config->ts_ctrl = 0x0;
 
 	/* enable trace synchronization every 4096 bytes for trace */
 	if (drvdata->syncpr == false)
-		drvdata->syncfreq = 0xC;
+		config->syncfreq = 0xC;
 
 	/*
 	 *  enable viewInst to trace everything with start-stop logic in
 	 *  started state
 	 */
-	drvdata->vinst_ctrl |= BIT(0);
+	config->vinst_ctrl |= BIT(0);
 	/* set initial state of start-stop logic */
 	if (drvdata->nr_addr_cmp)
-		drvdata->vinst_ctrl |= BIT(9);
+		config->vinst_ctrl |= BIT(9);
 
 	/* no address range filtering for ViewInst */
-	drvdata->viiectlr = 0x0;
+	config->viiectlr = 0x0;
 	/* no start-stop filtering for ViewInst */
-	drvdata->vissctlr = 0x0;
+	config->vissctlr = 0x0;
 
 	/* disable seq events */
 	for (i = 0; i < drvdata->nrseqstate-1; i++)
-		drvdata->seq_ctrl[i] = 0x0;
-	drvdata->seq_rst = 0x0;
-	drvdata->seq_state = 0x0;
+		config->seq_ctrl[i] = 0x0;
+	config->seq_rst = 0x0;
+	config->seq_state = 0x0;
 
 	/* disable external input events */
-	drvdata->ext_inp = 0x0;
+	config->ext_inp = 0x0;
 
 	for (i = 0; i < drvdata->nr_cntr; i++) {
-		drvdata->cntrldvr[i] = 0x0;
-		drvdata->cntr_ctrl[i] = 0x0;
-		drvdata->cntr_val[i] = 0x0;
+		config->cntrldvr[i] = 0x0;
+		config->cntr_ctrl[i] = 0x0;
+		config->cntr_val[i] = 0x0;
 	}
 
 	/* Resource selector pair 0 is always implemented and reserved */
-	drvdata->res_idx = 0x2;
+	config->res_idx = 0x2;
 	for (i = 2; i < drvdata->nr_resource * 2; i++)
-		drvdata->res_ctrl[i] = 0x0;
+		config->res_ctrl[i] = 0x0;
 
 	for (i = 0; i < drvdata->nr_ss_cmp; i++) {
-		drvdata->ss_ctrl[i] = 0x0;
-		drvdata->ss_pe_cmp[i] = 0x0;
+		config->ss_ctrl[i] = 0x0;
+		config->ss_pe_cmp[i] = 0x0;
 	}
 
 	if (drvdata->nr_addr_cmp >= 1) {
-		drvdata->addr_val[0] = (unsigned long)_stext;
-		drvdata->addr_val[1] = (unsigned long)_etext;
-		drvdata->addr_type[0] = ETM_ADDR_TYPE_RANGE;
-		drvdata->addr_type[1] = ETM_ADDR_TYPE_RANGE;
+		config->addr_val[0] = (unsigned long)_stext;
+		config->addr_val[1] = (unsigned long)_etext;
+		config->addr_type[0] = ETM_ADDR_TYPE_RANGE;
+		config->addr_type[1] = ETM_ADDR_TYPE_RANGE;
 	}
 
 	for (i = 0; i < drvdata->numcidc; i++) {
-		drvdata->ctxid_pid[i] = 0x0;
-		drvdata->ctxid_vpid[i] = 0x0;
+		config->ctxid_pid[i] = 0x0;
+		config->ctxid_vpid[i] = 0x0;
 	}
 
-	drvdata->ctxid_mask0 = 0x0;
-	drvdata->ctxid_mask1 = 0x0;
+	config->ctxid_mask0 = 0x0;
+	config->ctxid_mask1 = 0x0;
 
 	for (i = 0; i < drvdata->numvmidc; i++)
-		drvdata->vmid_val[i] = 0x0;
-	drvdata->vmid_mask0 = 0x0;
-	drvdata->vmid_mask1 = 0x0;
+		config->vmid_val[i] = 0x0;
+	config->vmid_mask0 = 0x0;
+	config->vmid_mask1 = 0x0;
 
 	/*
 	 * A trace ID value of 0 is invalid, so let's start at some
diff --git a/drivers/hwtracing/coresight/coresight-etm4x.h b/drivers/hwtracing/coresight/coresight-etm4x.h
index e6ff9aae2a7e..709d96e63910 100644
--- a/drivers/hwtracing/coresight/coresight-etm4x.h
+++ b/drivers/hwtracing/coresight/coresight-etm4x.h
@@ -180,66 +180,19 @@
 #define TRCSTATR_IDLE_BIT		0
 
 /**
- * struct etm4_drvdata - specifics associated to an ETM component
- * @base:       Memory mapped base address for this component.
- * @dev:        The device entity associated to this component.
- * @csdev:      Component vitals needed by the framework.
- * @spinlock:   Only one at a time pls.
- * @cpu:        The cpu this component is affined to.
- * @arch:       ETM version number.
- * @enable:	Is this ETM currently tracing.
- * @sticky_enable: true if ETM base configuration has been done.
- * @boot_enable:True if we should start tracing at boot time.
- * @os_unlock:  True if access to management registers is allowed.
- * @nr_pe:	The number of processing entity available for tracing.
- * @nr_pe_cmp:	The number of processing entity comparator inputs that are
- *		available for tracing.
- * @nr_addr_cmp:Number of pairs of address comparators available
- *		as found in ETMIDR4 0-3.
- * @nr_cntr:    Number of counters as found in ETMIDR5 bit 28-30.
- * @nr_ext_inp: Number of external input.
- * @numcidc:	Number of contextID comparators.
- * @numvmidc:	Number of VMID comparators.
- * @nrseqstate: The number of sequencer states that are implemented.
- * @nr_event:	Indicates how many events the trace unit support.
- * @nr_resource:The number of resource selection pairs available for tracing.
- * @nr_ss_cmp:	Number of single-shot comparator controls that are available.
+ * struct etmv4_config - configuration information related to an ETMv4
  * @mode:	Controls various modes supported by this ETM.
- * @trcid:	value of the current ID for this component.
- * @trcid_size: Indicates the trace ID width.
- * @instrp0:	Tracing of load and store instructions
- *		as P0 elements is supported.
- * @trccond:	If the trace unit supports conditional
- *		instruction tracing.
- * @retstack:	Indicates if the implementation supports a return stack.
- * @trc_error:	Whether a trace unit can trace a system
- *		error exception.
- * @atbtrig:	If the implementation can support ATB triggers
- * @lpoverride:	If the implementation can support low-power state over.
  * @pe_sel:	Controls which PE to trace.
  * @cfg:	Controls the tracing options.
  * @eventctrl0: Controls the tracing of arbitrary events.
  * @eventctrl1: Controls the behavior of the events that @event_ctrl0 selects.
  * @stallctl:	If functionality that prevents trace unit buffer overflows
  *		is available.
- * @sysstall:	Does the system support stall control of the PE?
- * @nooverflow:	Indicate if overflow prevention is supported.
- * @stall_ctrl:	Enables trace unit functionality that prevents trace
- *		unit buffer overflows.
- * @ts_size:	Global timestamp size field.
  * @ts_ctrl:	Controls the insertion of global timestamps in the
  *		trace streams.
- * @syncpr:	Indicates if an implementation has a fixed
- *		synchronization period.
  * @syncfreq:	Controls how often trace synchronization requests occur.
- * @trccci:	Indicates if the trace unit supports cycle counting
- *		for instruction.
- * @ccsize:	Indicates the size of the cycle counter in bits.
- * @ccitmin:	minimum value that can be programmed in
  *		the TRCCCCTLR register.
  * @ccctlr:	Sets the threshold value for cycle counting.
- * @trcbb:	Indicates if the trace unit supports branch broadcast tracing.
- * @q_support:	Q element support characteristics.
  * @vinst_ctrl:	Controls instruction trace filtering.
  * @viiectlr:	Set or read, the address range comparators.
  * @vissctlr:	Set, or read, the single address comparators that control the
@@ -264,73 +217,28 @@
  * @addr_acc:	Address comparator access type.
  * @addr_type:	Current status of the comparator register.
  * @ctxid_idx:	Context ID index selector.
- * @ctxid_size:	Size of the context ID field to consider.
  * @ctxid_pid:	Value of the context ID comparator.
  * @ctxid_vpid:	Virtual PID seen by users if PID namespace is enabled, otherwise
  *		the same value of ctxid_pid.
  * @ctxid_mask0:Context ID comparator mask for comparator 0-3.
  * @ctxid_mask1:Context ID comparator mask for comparator 4-7.
  * @vmid_idx:	VM ID index selector.
- * @vmid_size:	Size of the VM ID comparator to consider.
  * @vmid_val:	Value of the VM ID comparator.
  * @vmid_mask0:	VM ID comparator mask for comparator 0-3.
  * @vmid_mask1:	VM ID comparator mask for comparator 4-7.
- * @s_ex_level:	In secure state, indicates whether instruction tracing is
- *		supported for the corresponding Exception level.
- * @ns_ex_level:In non-secure state, indicates whether instruction tracing is
- *		supported for the corresponding Exception level.
  * @ext_inp:	External input selection.
  */
-struct etmv4_drvdata {
-	void __iomem			*base;
-	struct device			*dev;
-	struct coresight_device		*csdev;
-	spinlock_t			spinlock;
-	int				cpu;
-	u8				arch;
-	bool				enable;
-	bool				sticky_enable;
-	bool				boot_enable;
-	bool				os_unlock;
-	u8				nr_pe;
-	u8				nr_pe_cmp;
-	u8				nr_addr_cmp;
-	u8				nr_cntr;
-	u8				nr_ext_inp;
-	u8				numcidc;
-	u8				numvmidc;
-	u8				nrseqstate;
-	u8				nr_event;
-	u8				nr_resource;
-	u8				nr_ss_cmp;
+struct etmv4_config {
 	u32				mode;
-	u8				trcid;
-	u8				trcid_size;
-	bool				instrp0;
-	bool				trccond;
-	bool				retstack;
-	bool				trc_error;
-	bool				atbtrig;
-	bool				lpoverride;
 	u32				pe_sel;
 	u32				cfg;
 	u32				eventctrl0;
 	u32				eventctrl1;
-	bool				stallctl;
-	bool				sysstall;
-	bool				nooverflow;
 	u32				stall_ctrl;
-	u8				ts_size;
 	u32				ts_ctrl;
-	bool				syncpr;
 	u32				syncfreq;
-	bool				trccci;
-	u8				ccsize;
-	u8				ccitmin;
 	u32				ccctlr;
-	bool				trcbb;
 	u32				bb_ctrl;
-	bool				q_support;
 	u32				vinst_ctrl;
 	u32				viiectlr;
 	u32				vissctlr;
@@ -353,19 +261,119 @@ struct etmv4_drvdata {
 	u64				addr_acc[ETM_MAX_SINGLE_ADDR_CMP];
 	u8				addr_type[ETM_MAX_SINGLE_ADDR_CMP];
 	u8				ctxid_idx;
-	u8				ctxid_size;
 	u64				ctxid_pid[ETMv4_MAX_CTXID_CMP];
 	u64				ctxid_vpid[ETMv4_MAX_CTXID_CMP];
 	u32				ctxid_mask0;
 	u32				ctxid_mask1;
 	u8				vmid_idx;
-	u8				vmid_size;
 	u64				vmid_val[ETM_MAX_VMID_CMP];
 	u32				vmid_mask0;
 	u32				vmid_mask1;
+	u32				ext_inp;
+};
+
+/**
+ * struct etm4_drvdata - specifics associated to an ETM component
+ * @base:       Memory mapped base address for this component.
+ * @dev:        The device entity associated to this component.
+ * @csdev:      Component vitals needed by the framework.
+ * @spinlock:   Only one at a time pls.
+ * @cpu:        The cpu this component is affined to.
+ * @arch:       ETM version number.
+ * @nr_pe:	The number of processing entity available for tracing.
+ * @nr_pe_cmp:	The number of processing entity comparator inputs that are
+ *		available for tracing.
+ * @nr_addr_cmp:Number of pairs of address comparators available
+ *		as found in ETMIDR4 0-3.
+ * @nr_cntr:    Number of counters as found in ETMIDR5 bit 28-30.
+ * @nr_ext_inp: Number of external input.
+ * @numcidc:	Number of contextID comparators.
+ * @numvmidc:	Number of VMID comparators.
+ * @nrseqstate: The number of sequencer states that are implemented.
+ * @nr_event:	Indicates how many events the trace unit support.
+ * @nr_resource:The number of resource selection pairs available for tracing.
+ * @nr_ss_cmp:	Number of single-shot comparator controls that are available.
+ * @trcid:	value of the current ID for this component.
+ * @trcid_size: Indicates the trace ID width.
+ * @ts_size:	Global timestamp size field.
+ * @ctxid_size:	Size of the context ID field to consider.
+ * @vmid_size:	Size of the VM ID comparator to consider.
+ * @ccsize:	Indicates the size of the cycle counter in bits.
+ * @ccitmin:	minimum value that can be programmed in
+ * @s_ex_level:	In secure state, indicates whether instruction tracing is
+ *		supported for the corresponding Exception level.
+ * @ns_ex_level:In non-secure state, indicates whether instruction tracing is
+ *		supported for the corresponding Exception level.
+ * @enable:	Is this ETM currently tracing.
+ * @sticky_enable: true if ETM base configuration has been done.
+ * @boot_enable:True if we should start tracing at boot time.
+ * @os_unlock:  True if access to management registers is allowed.
+ * @instrp0:	Tracing of load and store instructions
+ *		as P0 elements is supported.
+ * @trcbb:	Indicates if the trace unit supports branch broadcast tracing.
+ * @trccond:	If the trace unit supports conditional
+ *		instruction tracing.
+ * @retstack:	Indicates if the implementation supports a return stack.
+ * @trccci:	Indicates if the trace unit supports cycle counting
+ *		for instruction.
+ * @q_support:	Q element support characteristics.
+ * @trc_error:	Whether a trace unit can trace a system
+ *		error exception.
+ * @syncpr:	Indicates if an implementation has a fixed
+ *		synchronization period.
+ * @stall_ctrl:	Enables trace unit functionality that prevents trace
+ *		unit buffer overflows.
+ * @sysstall:	Does the system support stall control of the PE?
+ * @nooverflow:	Indicate if overflow prevention is supported.
+ * @atbtrig:	If the implementation can support ATB triggers
+ * @lpoverride:	If the implementation can support low-power state over.
+ * @config:	structure holding configuration parameters.
+ */
+struct etmv4_drvdata {
+	void __iomem			*base;
+	struct device			*dev;
+	struct coresight_device		*csdev;
+	spinlock_t			spinlock;
+	int				cpu;
+	u8				arch;
+	u8				nr_pe;
+	u8				nr_pe_cmp;
+	u8				nr_addr_cmp;
+	u8				nr_cntr;
+	u8				nr_ext_inp;
+	u8				numcidc;
+	u8				numvmidc;
+	u8				nrseqstate;
+	u8				nr_event;
+	u8				nr_resource;
+	u8				nr_ss_cmp;
+	u8				trcid;
+	u8				trcid_size;
+	u8				ts_size;
+	u8				ctxid_size;
+	u8				vmid_size;
+	u8				ccsize;
+	u8				ccitmin;
 	u8				s_ex_level;
 	u8				ns_ex_level;
-	u32				ext_inp;
+	bool				enable;
+	bool				sticky_enable;
+	bool				boot_enable;
+	bool				os_unlock;
+	bool				instrp0;
+	bool				trcbb;
+	bool				trccond;
+	bool				retstack;
+	bool				trccci;
+	bool				q_support;
+	bool				trc_error;
+	bool				syncpr;
+	bool				stallctl;
+	bool				sysstall;
+	bool				nooverflow;
+	bool				atbtrig;
+	bool				lpoverride;
+	struct etmv4_config		config;
 };
 
 /* Address comparator access types */
