diff --git a/drivers/net/wireless/ath/wil6210/ethtool.c b/drivers/net/wireless/ath/wil6210/ethtool.c
index 4c44a82..0ea695f 100644
--- a/drivers/net/wireless/ath/wil6210/ethtool.c
+++ b/drivers/net/wireless/ath/wil6210/ethtool.c
@@ -50,27 +50,19 @@ static int wil_ethtoolops_get_coalesce(struct net_device *ndev,
 
 	wil_dbg_misc(wil, "%s()\n", __func__);
 
-	if (test_bit(hw_capability_advanced_itr_moderation,
-		     wil->hw_capabilities)) {
-		tx_itr_en = ioread32(wil->csr +
-				     HOSTADDR(RGF_DMA_ITR_TX_CNT_CTL));
-		if (tx_itr_en & BIT_DMA_ITR_TX_CNT_CTL_EN)
-			tx_itr_val =
-				ioread32(wil->csr +
-					 HOSTADDR(RGF_DMA_ITR_TX_CNT_TRSH));
-
-		rx_itr_en = ioread32(wil->csr +
-				     HOSTADDR(RGF_DMA_ITR_RX_CNT_CTL));
-		if (rx_itr_en & BIT_DMA_ITR_RX_CNT_CTL_EN)
-			rx_itr_val =
-				ioread32(wil->csr +
-					 HOSTADDR(RGF_DMA_ITR_RX_CNT_TRSH));
-	} else {
-		rx_itr_en = ioread32(wil->csr + HOSTADDR(RGF_DMA_ITR_CNT_CRL));
-		if (rx_itr_en & BIT_DMA_ITR_CNT_CRL_EN)
-			rx_itr_val = ioread32(wil->csr +
-					      HOSTADDR(RGF_DMA_ITR_CNT_TRSH));
-	}
+	tx_itr_en = ioread32(wil->csr +
+			     HOSTADDR(RGF_DMA_ITR_TX_CNT_CTL));
+	if (tx_itr_en & BIT_DMA_ITR_TX_CNT_CTL_EN)
+		tx_itr_val =
+			ioread32(wil->csr +
+				 HOSTADDR(RGF_DMA_ITR_TX_CNT_TRSH));
+
+	rx_itr_en = ioread32(wil->csr +
+			     HOSTADDR(RGF_DMA_ITR_RX_CNT_CTL));
+	if (rx_itr_en & BIT_DMA_ITR_RX_CNT_CTL_EN)
+		rx_itr_val =
+			ioread32(wil->csr +
+				 HOSTADDR(RGF_DMA_ITR_RX_CNT_TRSH));
 
 	cp->tx_coalesce_usecs = tx_itr_val;
 	cp->rx_coalesce_usecs = rx_itr_val;
diff --git a/drivers/net/wireless/ath/wil6210/interrupt.c b/drivers/net/wireless/ath/wil6210/interrupt.c
index a6f9230..d5a651b 100644
--- a/drivers/net/wireless/ath/wil6210/interrupt.c
+++ b/drivers/net/wireless/ath/wil6210/interrupt.c
@@ -166,9 +166,16 @@ void wil_unmask_irq(struct wil6210_priv *wil)
 /* target write operation */
 #define W(a, v) do { iowrite32(v, wil->csr + HOSTADDR(a)); wmb(); } while (0)
 
-static
-void wil_configure_interrupt_moderation_new(struct wil6210_priv *wil)
+void wil_configure_interrupt_moderation(struct wil6210_priv *wil)
 {
+	wil_dbg_irq(wil, "%s()\n", __func__);
+
+	/* disable interrupt moderation for monitor
+	 * to get better timestamp precision
+	 */
+	if (wil->wdev->iftype == NL80211_IFTYPE_MONITOR)
+		return;
+
 	/* Disable and clear tx counter before (re)configuration */
 	W(RGF_DMA_ITR_TX_CNT_CTL, BIT_DMA_ITR_TX_CNT_CTL_CLR);
 	W(RGF_DMA_ITR_TX_CNT_TRSH, wil->tx_max_burst_duration);
@@ -206,42 +213,8 @@ void wil_configure_interrupt_moderation_new(struct wil6210_priv *wil)
 				      BIT_DMA_ITR_RX_IDL_CNT_CTL_EXT_TIC_SEL);
 }
 
-static
-void wil_configure_interrupt_moderation_lgc(struct wil6210_priv *wil)
-{
-	/* disable, use usec resolution */
-	W(RGF_DMA_ITR_CNT_CRL, BIT_DMA_ITR_CNT_CRL_CLR);
-
-	wil_info(wil, "set ITR_TRSH = %d usec\n", wil->rx_max_burst_duration);
-	W(RGF_DMA_ITR_CNT_TRSH, wil->rx_max_burst_duration);
-	/* start it */
-	W(RGF_DMA_ITR_CNT_CRL,
-	  BIT_DMA_ITR_CNT_CRL_EN | BIT_DMA_ITR_CNT_CRL_EXT_TICK);
-}
-
 #undef W
 
-void wil_configure_interrupt_moderation(struct wil6210_priv *wil)
-{
-	wil_dbg_irq(wil, "%s()\n", __func__);
-
-	/* disable interrupt moderation for monitor
-	 * to get better timestamp precision
-	 */
-	if (wil->wdev->iftype == NL80211_IFTYPE_MONITOR)
-		return;
-
-	if (test_bit(hw_capability_advanced_itr_moderation,
-		     wil->hw_capabilities))
-		wil_configure_interrupt_moderation_new(wil);
-	else {
-		/* Advanced interrupt moderation is not available before
-		 * Sparrow v2. Will use legacy interrupt moderation
-		 */
-		wil_configure_interrupt_moderation_lgc(wil);
-	}
-}
-
 static irqreturn_t wil6210_irq_rx(int irq, void *cookie)
 {
 	struct wil6210_priv *wil = cookie;
diff --git a/drivers/net/wireless/ath/wil6210/main.c b/drivers/net/wireless/ath/wil6210/main.c
index acbbd27..95755a5 100644
--- a/drivers/net/wireless/ath/wil6210/main.c
+++ b/drivers/net/wireless/ath/wil6210/main.c
@@ -516,8 +516,6 @@ static int wil_target_reset(struct wil6210_priv *wil)
 {
 	int delay = 0;
 	u32 x;
-	bool is_reset_v2 = test_bit(hw_capability_reset_v2,
-				    wil->hw_capabilities);
 
 	wil_dbg_misc(wil, "Resetting \"%s\"...\n", wil->hw_name);
 
@@ -533,52 +531,39 @@ static int wil_target_reset(struct wil6210_priv *wil)
 	/* Clear Fw Download notification */
 	C(RGF_USER_USAGE_6, BIT(0));
 
-	if (is_reset_v2) {
-		S(RGF_CAF_OSC_CONTROL, BIT_CAF_OSC_XTAL_EN);
-		/* XTAL stabilization should take about 3ms */
-		usleep_range(5000, 7000);
-		x = R(RGF_CAF_PLL_LOCK_STATUS);
-		if (!(x & BIT_CAF_OSC_DIG_XTAL_STABLE)) {
-			wil_err(wil, "Xtal stabilization timeout\n"
-				"RGF_CAF_PLL_LOCK_STATUS = 0x%08x\n", x);
-			return -ETIME;
-		}
-		/* switch 10k to XTAL*/
-		C(RGF_USER_SPARROW_M_4, BIT_SPARROW_M_4_SEL_SLEEP_OR_REF);
-		/* 40 MHz */
-		C(RGF_USER_CLKS_CTL_0, BIT_USER_CLKS_CAR_AHB_SW_SEL);
-
-		W(RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0, 0x3ff81f);
-		W(RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1, 0xf);
+	S(RGF_CAF_OSC_CONTROL, BIT_CAF_OSC_XTAL_EN);
+	/* XTAL stabilization should take about 3ms */
+	usleep_range(5000, 7000);
+	x = R(RGF_CAF_PLL_LOCK_STATUS);
+	if (!(x & BIT_CAF_OSC_DIG_XTAL_STABLE)) {
+		wil_err(wil, "Xtal stabilization timeout\n"
+			"RGF_CAF_PLL_LOCK_STATUS = 0x%08x\n", x);
+		return -ETIME;
 	}
+	/* switch 10k to XTAL*/
+	C(RGF_USER_SPARROW_M_4, BIT_SPARROW_M_4_SEL_SLEEP_OR_REF);
+	/* 40 MHz */
+	C(RGF_USER_CLKS_CTL_0, BIT_USER_CLKS_CAR_AHB_SW_SEL);
+
+	W(RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0, 0x3ff81f);
+	W(RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1, 0xf);
 
 	W(RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0xFE000000);
 	W(RGF_USER_CLKS_CTL_SW_RST_VEC_1, 0x0000003F);
-	W(RGF_USER_CLKS_CTL_SW_RST_VEC_3,
-	  is_reset_v2 ? 0x000000f0 : 0x00000170);
+	W(RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0x000000f0);
 	W(RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0xFFE7FE00);
 
-	if (is_reset_v2) {
-		W(RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0, 0x0);
-		W(RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1, 0x0);
-	}
+	W(RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0, 0x0);
+	W(RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1, 0x0);
 
 	W(RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0);
 	W(RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0);
 	W(RGF_USER_CLKS_CTL_SW_RST_VEC_1, 0);
 	W(RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0);
 
-	if (is_reset_v2) {
-		W(RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0x00000003);
-		/* reset A2 PCIE AHB */
-		W(RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0x00008000);
-	} else {
-		W(RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0x00000001);
-		W(RGF_PCIE_LOS_COUNTER_CTL, BIT(6) | BIT(8));
-		W(RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0x00008000);
-	}
+	W(RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0x00000003);
+	W(RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0x00008000); /* reset A2 PCIE AHB */
 
-	/* TODO: check order here!!! Erez code is different */
 	W(RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0);
 
 	/* wait until device ready. typical time is 20..80 msec */
@@ -592,9 +577,6 @@ static int wil_target_reset(struct wil6210_priv *wil)
 		}
 	} while (!(x & BIT_BL_READY));
 
-	if (!is_reset_v2)
-		W(RGF_PCIE_LOS_COUNTER_CTL, BIT(8));
-
 	C(RGF_USER_CLKS_CTL_0, BIT_USER_CLKS_RST_PWGD);
 
 	wil_dbg_misc(wil, "Reset completed in %d ms\n", delay * RST_DELAY);
diff --git a/drivers/net/wireless/ath/wil6210/pcie_bus.c b/drivers/net/wireless/ath/wil6210/pcie_bus.c
index f7c165d..25343cf 100644
--- a/drivers/net/wireless/ath/wil6210/pcie_bus.c
+++ b/drivers/net/wireless/ath/wil6210/pcie_bus.c
@@ -39,18 +39,6 @@ void wil_set_capabilities(struct wil6210_priv *wil)
 	bitmap_zero(wil->hw_capabilities, hw_capability_last);
 
 	switch (rev_id) {
-	case JTAG_DEV_ID_MARLON_B0:
-		wil->hw_name = "Marlon B0";
-		wil->hw_version = HW_VER_MARLON_B0;
-		break;
-	case JTAG_DEV_ID_SPARROW_A0:
-		wil->hw_name = "Sparrow A0";
-		wil->hw_version = HW_VER_SPARROW_A0;
-		break;
-	case JTAG_DEV_ID_SPARROW_A1:
-		wil->hw_name = "Sparrow A1";
-		wil->hw_version = HW_VER_SPARROW_A1;
-		break;
 	case JTAG_DEV_ID_SPARROW_B0:
 		wil->hw_name = "Sparrow B0";
 		wil->hw_version = HW_VER_SPARROW_B0;
@@ -62,13 +50,6 @@ void wil_set_capabilities(struct wil6210_priv *wil)
 	}
 
 	wil_info(wil, "Board hardware is %s\n", wil->hw_name);
-
-	if (wil->hw_version >= HW_VER_SPARROW_A0)
-		set_bit(hw_capability_reset_v2, wil->hw_capabilities);
-
-	if (wil->hw_version >= HW_VER_SPARROW_B0)
-		set_bit(hw_capability_advanced_itr_moderation,
-			wil->hw_capabilities);
 }
 
 void wil_disable_irq(struct wil6210_priv *wil)
@@ -305,7 +286,6 @@ static void wil_pcie_remove(struct pci_dev *pdev)
 }
 
 static const struct pci_device_id wil6210_pcie_ids[] = {
-	{ PCI_DEVICE(0x1ae9, 0x0301) },
 	{ PCI_DEVICE(0x1ae9, 0x0310) },
 	{ PCI_DEVICE(0x1ae9, 0x0302) }, /* same as above, firmware broken */
 	{ /* end: all zeroes */	},
diff --git a/drivers/net/wireless/ath/wil6210/wil6210.h b/drivers/net/wireless/ath/wil6210/wil6210.h
index cfe43d2..97422e7 100644
--- a/drivers/net/wireless/ath/wil6210/wil6210.h
+++ b/drivers/net/wireless/ath/wil6210/wil6210.h
@@ -241,16 +241,10 @@ struct RGF_BL {
 	#define BIT_CAF_OSC_DIG_XTAL_STABLE	BIT(0)
 
 #define RGF_USER_JTAG_DEV_ID	(0x880b34) /* device ID */
-	#define JTAG_DEV_ID_MARLON_B0	(0x0612072f)
-	#define JTAG_DEV_ID_SPARROW_A0	(0x0632072f)
-	#define JTAG_DEV_ID_SPARROW_A1	(0x1632072f)
 	#define JTAG_DEV_ID_SPARROW_B0	(0x2632072f)
 
 enum {
 	HW_VER_UNKNOWN,
-	HW_VER_MARLON_B0,  /* JTAG_DEV_ID_MARLON_B0  */
-	HW_VER_SPARROW_A0, /* JTAG_DEV_ID_SPARROW_A0 */
-	HW_VER_SPARROW_A1, /* JTAG_DEV_ID_SPARROW_A1 */
 	HW_VER_SPARROW_B0, /* JTAG_DEV_ID_SPARROW_B0 */
 };
 
@@ -494,8 +488,6 @@ enum {
 };
 
 enum {
-	hw_capability_reset_v2 = 0,
-	hw_capability_advanced_itr_moderation = 1,
 	hw_capability_last
 };
 
