diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h
index d26e8a063022..42a48f655849 100644
--- a/drivers/net/ethernet/stmicro/stmmac/common.h
+++ b/drivers/net/ethernet/stmicro/stmmac/common.h
@@ -635,7 +635,6 @@ struct mac_device_info {
 	unsigned int mcast_bits_log2;
 	unsigned int rx_csum;
 	unsigned int pcs;
-	unsigned int xlgmac;
 	unsigned int num_vlan;
 	u32 vlan_filter[32];
 	bool vlan_fail_q_en;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c
index 92d77b0c2f54..ece2a0c38562 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c
@@ -636,8 +636,6 @@ static int intel_mgbe_common_data(struct pci_dev *pdev,
 
 	plat->dma_cfg->pbl = 32;
 	plat->dma_cfg->pblx8 = true;
-	plat->dma_cfg->fixed_burst = 0;
-	plat->dma_cfg->mixed_burst = 0;
 	plat->dma_cfg->aal = 0;
 	plat->dma_cfg->dche = true;
 
@@ -1106,7 +1104,7 @@ static int quark_default_data(struct pci_dev *pdev,
 
 	plat->dma_cfg->pbl = 16;
 	plat->dma_cfg->pblx8 = true;
-	plat->dma_cfg->fixed_burst = 1;
+	plat->dma_cfg->fixed_burst = true;
 	/* AXI (TODO) */
 
 	return 0;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c
index e226dc6a1b17..1bbf02504dad 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c
@@ -171,16 +171,6 @@ static int dwmac4_wrback_get_rx_status(struct stmmac_extra_stats *x,
 	return ret;
 }
 
-static int dwmac4_rd_get_tx_len(struct dma_desc *p)
-{
-	return (le32_to_cpu(p->des2) & TDES2_BUFFER1_SIZE_MASK);
-}
-
-static int dwmac4_get_tx_owner(struct dma_desc *p)
-{
-	return (le32_to_cpu(p->des3) & TDES3_OWN) >> TDES3_OWN_SHIFT;
-}
-
 static void dwmac4_set_tx_owner(struct dma_desc *p)
 {
 	p->des3 |= cpu_to_le32(TDES3_OWN);
@@ -196,12 +186,6 @@ static void dwmac4_set_rx_owner(struct dma_desc *p, int disable_rx_ic)
 	p->des3 |= cpu_to_le32(flags);
 }
 
-static int dwmac4_get_tx_ls(struct dma_desc *p)
-{
-	return (le32_to_cpu(p->des3) & TDES3_LAST_DESCRIPTOR)
-		>> TDES3_LAST_DESCRIPTOR_SHIFT;
-}
-
 static u16 dwmac4_wrback_get_rx_vlan_tci(struct dma_desc *p)
 {
 	return (le32_to_cpu(p->des0) & RDES0_VLAN_TAG_MASK);
@@ -551,11 +535,8 @@ static void dwmac4_set_tbs(struct dma_edesc *p, u32 sec, u32 nsec)
 const struct stmmac_desc_ops dwmac4_desc_ops = {
 	.tx_status = dwmac4_wrback_get_tx_status,
 	.rx_status = dwmac4_wrback_get_rx_status,
-	.get_tx_len = dwmac4_rd_get_tx_len,
-	.get_tx_owner = dwmac4_get_tx_owner,
 	.set_tx_owner = dwmac4_set_tx_owner,
 	.set_rx_owner = dwmac4_set_rx_owner,
-	.get_tx_ls = dwmac4_get_tx_ls,
 	.get_rx_vlan_tci = dwmac4_wrback_get_rx_vlan_tci,
 	.get_rx_vlan_valid = dwmac4_wrback_get_rx_vlan_valid,
 	.get_rx_frame_len = dwmac4_wrback_get_rx_frame_len,
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c
index 60b880cdd9da..28728271fbc9 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c
@@ -582,7 +582,7 @@ const struct stmmac_dma_ops dwmac410_dma_ops = {
 	.dump_regs = dwmac4_dump_dma_regs,
 	.dma_rx_mode = dwmac4_dma_rx_chan_op_mode,
 	.dma_tx_mode = dwmac4_dma_tx_chan_op_mode,
-	.enable_dma_irq = dwmac410_enable_dma_irq,
+	.enable_dma_irq = dwmac4_enable_dma_irq,
 	.disable_dma_irq = dwmac4_disable_dma_irq,
 	.start_tx = dwmac4_dma_start_tx,
 	.stop_tx = dwmac4_dma_stop_tx,
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.h b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.h
index 9d9077a4ac9f..af6580332d49 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.h
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.h
@@ -111,8 +111,6 @@ static inline u32 dma_chanx_base_addr(const struct dwmac4_addrs *addrs,
 /* DMA default interrupt mask for 4.00 */
 #define DMA_CHAN_INTR_DEFAULT_MASK	(DMA_CHAN_INTR_NORMAL | \
 					 DMA_CHAN_INTR_ABNORMAL)
-#define DMA_CHAN_INTR_DEFAULT_RX	(DMA_CHAN_INTR_ENA_RIE)
-#define DMA_CHAN_INTR_DEFAULT_TX	(DMA_CHAN_INTR_ENA_TIE)
 
 #define DMA_CHAN_INTR_NORMAL_4_10	(DMA_CHAN_INTR_ENA_NIE_4_10 | \
 					 DMA_CHAN_INTR_ENA_RIE | \
@@ -123,8 +121,6 @@ static inline u32 dma_chanx_base_addr(const struct dwmac4_addrs *addrs,
 /* DMA default interrupt mask for 4.10a */
 #define DMA_CHAN_INTR_DEFAULT_MASK_4_10	(DMA_CHAN_INTR_NORMAL_4_10 | \
 					 DMA_CHAN_INTR_ABNORMAL_4_10)
-#define DMA_CHAN_INTR_DEFAULT_RX_4_10	(DMA_CHAN_INTR_ENA_RIE)
-#define DMA_CHAN_INTR_DEFAULT_TX_4_10	(DMA_CHAN_INTR_ENA_TIE)
 
 #define DMA_CHAN_RX_WATCHDOG(addrs, x)	(dma_chanx_base_addr(addrs, x) + 0x38)
 #define DMA_CHAN_SLOT_CTRL_STATUS(addrs, x)	(dma_chanx_base_addr(addrs, x) + 0x3c)
@@ -174,12 +170,8 @@ static inline u32 dma_chanx_base_addr(const struct dwmac4_addrs *addrs,
 int dwmac4_dma_reset(void __iomem *ioaddr);
 void dwmac4_enable_dma_irq(struct stmmac_priv *priv, void __iomem *ioaddr,
 			   u32 chan, bool rx, bool tx);
-void dwmac410_enable_dma_irq(struct stmmac_priv *priv, void __iomem *ioaddr,
-			     u32 chan, bool rx, bool tx);
 void dwmac4_disable_dma_irq(struct stmmac_priv *priv, void __iomem *ioaddr,
 			    u32 chan, bool rx, bool tx);
-void dwmac410_disable_dma_irq(struct stmmac_priv *priv, void __iomem *ioaddr,
-			      u32 chan, bool rx, bool tx);
 void dwmac4_dma_start_tx(struct stmmac_priv *priv, void __iomem *ioaddr,
 			 u32 chan);
 void dwmac4_dma_stop_tx(struct stmmac_priv *priv, void __iomem *ioaddr,
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c
index c098047a3bff..8c87a20880c4 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c
@@ -116,23 +116,9 @@ void dwmac4_enable_dma_irq(struct stmmac_priv *priv, void __iomem *ioaddr,
 	u32 value = readl(ioaddr + DMA_CHAN_INTR_ENA(dwmac4_addrs, chan));
 
 	if (rx)
-		value |= DMA_CHAN_INTR_DEFAULT_RX;
+		value |= DMA_CHAN_INTR_ENA_RIE;
 	if (tx)
-		value |= DMA_CHAN_INTR_DEFAULT_TX;
-
-	writel(value, ioaddr + DMA_CHAN_INTR_ENA(dwmac4_addrs, chan));
-}
-
-void dwmac410_enable_dma_irq(struct stmmac_priv *priv, void __iomem *ioaddr,
-			     u32 chan, bool rx, bool tx)
-{
-	const struct dwmac4_addrs *dwmac4_addrs = priv->plat->dwmac4_addrs;
-	u32 value = readl(ioaddr + DMA_CHAN_INTR_ENA(dwmac4_addrs, chan));
-
-	if (rx)
-		value |= DMA_CHAN_INTR_DEFAULT_RX_4_10;
-	if (tx)
-		value |= DMA_CHAN_INTR_DEFAULT_TX_4_10;
+		value |= DMA_CHAN_INTR_ENA_TIE;
 
 	writel(value, ioaddr + DMA_CHAN_INTR_ENA(dwmac4_addrs, chan));
 }
@@ -144,23 +130,9 @@ void dwmac4_disable_dma_irq(struct stmmac_priv *priv, void __iomem *ioaddr,
 	u32 value = readl(ioaddr + DMA_CHAN_INTR_ENA(dwmac4_addrs, chan));
 
 	if (rx)
-		value &= ~DMA_CHAN_INTR_DEFAULT_RX;
+		value &= ~DMA_CHAN_INTR_ENA_RIE;
 	if (tx)
-		value &= ~DMA_CHAN_INTR_DEFAULT_TX;
-
-	writel(value, ioaddr + DMA_CHAN_INTR_ENA(dwmac4_addrs, chan));
-}
-
-void dwmac410_disable_dma_irq(struct stmmac_priv *priv, void __iomem *ioaddr,
-			      u32 chan, bool rx, bool tx)
-{
-	const struct dwmac4_addrs *dwmac4_addrs = priv->plat->dwmac4_addrs;
-	u32 value = readl(ioaddr + DMA_CHAN_INTR_ENA(dwmac4_addrs, chan));
-
-	if (rx)
-		value &= ~DMA_CHAN_INTR_DEFAULT_RX_4_10;
-	if (tx)
-		value &= ~DMA_CHAN_INTR_DEFAULT_TX_4_10;
+		value &= ~DMA_CHAN_INTR_ENA_TIE;
 
 	writel(value, ioaddr + DMA_CHAN_INTR_ENA(dwmac4_addrs, chan));
 }
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_descs.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_descs.c
index 41e5b420a215..1009ef436a1e 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_descs.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_descs.c
@@ -40,16 +40,6 @@ static int dwxgmac2_get_rx_status(struct stmmac_extra_stats *x,
 	return good_frame;
 }
 
-static int dwxgmac2_get_tx_len(struct dma_desc *p)
-{
-	return (le32_to_cpu(p->des2) & XGMAC_TDES2_B1L);
-}
-
-static int dwxgmac2_get_tx_owner(struct dma_desc *p)
-{
-	return (le32_to_cpu(p->des3) & XGMAC_TDES3_OWN) > 0;
-}
-
 static void dwxgmac2_set_tx_owner(struct dma_desc *p)
 {
 	p->des3 |= cpu_to_le32(XGMAC_TDES3_OWN);
@@ -65,11 +55,6 @@ static void dwxgmac2_set_rx_owner(struct dma_desc *p, int disable_rx_ic)
 	p->des3 |= cpu_to_le32(flags);
 }
 
-static int dwxgmac2_get_tx_ls(struct dma_desc *p)
-{
-	return (le32_to_cpu(p->des3) & XGMAC_RDES3_LD) > 0;
-}
-
 static u16 dwxgmac2_wrback_get_rx_vlan_tci(struct dma_desc *p)
 {
 	return le32_to_cpu(p->des0) & XGMAC_RDES0_VLAN_TAG_MASK;
@@ -355,11 +340,8 @@ static void dwxgmac2_set_tbs(struct dma_edesc *p, u32 sec, u32 nsec)
 const struct stmmac_desc_ops dwxgmac210_desc_ops = {
 	.tx_status = dwxgmac2_get_tx_status,
 	.rx_status = dwxgmac2_get_rx_status,
-	.get_tx_len = dwxgmac2_get_tx_len,
-	.get_tx_owner = dwxgmac2_get_tx_owner,
 	.set_tx_owner = dwxgmac2_set_tx_owner,
 	.set_rx_owner = dwxgmac2_set_rx_owner,
-	.get_tx_ls = dwxgmac2_get_tx_ls,
 	.get_rx_vlan_tci = dwxgmac2_wrback_get_rx_vlan_tci,
 	.get_rx_vlan_valid = dwxgmac2_wrback_get_rx_vlan_valid,
 	.get_rx_frame_len = dwxgmac2_get_rx_frame_len,
diff --git a/drivers/net/ethernet/stmicro/stmmac/enh_desc.c b/drivers/net/ethernet/stmicro/stmmac/enh_desc.c
index 8f6993c8bcae..ead468f4b645 100644
--- a/drivers/net/ethernet/stmicro/stmmac/enh_desc.c
+++ b/drivers/net/ethernet/stmicro/stmmac/enh_desc.c
@@ -76,11 +76,6 @@ static int enh_desc_get_tx_status(struct stmmac_extra_stats *x,
 	return ret;
 }
 
-static int enh_desc_get_tx_len(struct dma_desc *p)
-{
-	return (le32_to_cpu(p->des1) & ETDES1_BUFFER1_SIZE_MASK);
-}
-
 static int enh_desc_coe_rdes0(int ipc_err, int type, int payload_err)
 {
 	int ret = good_frame;
@@ -277,11 +272,6 @@ static void enh_desc_init_tx_desc(struct dma_desc *p, int mode, int end)
 		enh_desc_end_tx_desc_on_ring(p, end);
 }
 
-static int enh_desc_get_tx_owner(struct dma_desc *p)
-{
-	return (le32_to_cpu(p->des0) & ETDES0_OWN) >> 31;
-}
-
 static void enh_desc_set_tx_owner(struct dma_desc *p)
 {
 	p->des0 |= cpu_to_le32(ETDES0_OWN);
@@ -292,11 +282,6 @@ static void enh_desc_set_rx_owner(struct dma_desc *p, int disable_rx_ic)
 	p->des0 |= cpu_to_le32(RDES0_OWN);
 }
 
-static int enh_desc_get_tx_ls(struct dma_desc *p)
-{
-	return (le32_to_cpu(p->des0) & ETDES0_LAST_SEGMENT) >> 29;
-}
-
 static void enh_desc_release_tx_desc(struct dma_desc *p, int mode)
 {
 	int ter = (le32_to_cpu(p->des0) & ETDES0_END_RING) >> 21;
@@ -445,14 +430,11 @@ static void enh_desc_clear(struct dma_desc *p)
 const struct stmmac_desc_ops enh_desc_ops = {
 	.tx_status = enh_desc_get_tx_status,
 	.rx_status = enh_desc_get_rx_status,
-	.get_tx_len = enh_desc_get_tx_len,
 	.init_rx_desc = enh_desc_init_rx_desc,
 	.init_tx_desc = enh_desc_init_tx_desc,
-	.get_tx_owner = enh_desc_get_tx_owner,
 	.release_tx_desc = enh_desc_release_tx_desc,
 	.prepare_tx_desc = enh_desc_prepare_tx_desc,
 	.set_tx_ic = enh_desc_set_tx_ic,
-	.get_tx_ls = enh_desc_get_tx_ls,
 	.set_tx_owner = enh_desc_set_tx_owner,
 	.set_rx_owner = enh_desc_set_rx_owner,
 	.get_rx_frame_len = enh_desc_get_rx_frame_len,
diff --git a/drivers/net/ethernet/stmicro/stmmac/hwif.c b/drivers/net/ethernet/stmicro/stmmac/hwif.c
index 7e69ff4b9a98..71dac8c1a3ca 100644
--- a/drivers/net/ethernet/stmicro/stmmac/hwif.c
+++ b/drivers/net/ethernet/stmicro/stmmac/hwif.c
@@ -76,7 +76,7 @@ static int stmmac_dwmac1_quirks(struct stmmac_priv *priv)
 		/* GMAC older than 3.50 has no extended descriptors */
 		if (priv->synopsys_id >= DWMAC_CORE_3_50) {
 			dev_info(priv->device, "Enabled extended descriptors\n");
-			priv->extend_desc = 1;
+			priv->extend_desc = true;
 		} else {
 			dev_warn(priv->device, "Extended descriptors not supported\n");
 		}
@@ -97,12 +97,6 @@ static int stmmac_dwmac4_quirks(struct stmmac_priv *priv)
 	return 0;
 }
 
-static int stmmac_dwxlgmac_quirks(struct stmmac_priv *priv)
-{
-	priv->hw->xlgmac = true;
-	return 0;
-}
-
 int stmmac_reset(struct stmmac_priv *priv)
 {
 	struct plat_stmmacenet_data *plat = priv->plat;
@@ -293,7 +287,6 @@ static const struct stmmac_hwif_entry {
 		.mmc = &dwxgmac_mmc_ops,
 		.est = &dwmac510_est_ops,
 		.setup = dwxlgmac2_setup,
-		.quirks = stmmac_dwxlgmac_quirks,
 	},
 };
 
diff --git a/drivers/net/ethernet/stmicro/stmmac/hwif.h b/drivers/net/ethernet/stmicro/stmmac/hwif.h
index 0db96a387259..374f326efa01 100644
--- a/drivers/net/ethernet/stmicro/stmmac/hwif.h
+++ b/drivers/net/ethernet/stmicro/stmmac/hwif.h
@@ -51,14 +51,11 @@ struct stmmac_desc_ops {
 			unsigned int tcppayloadlen);
 	/* Set/get the owner of the descriptor */
 	void (*set_tx_owner)(struct dma_desc *p);
-	int (*get_tx_owner)(struct dma_desc *p);
 	/* Clean the tx descriptor as soon as the tx irq is received */
 	void (*release_tx_desc)(struct dma_desc *p, int mode);
 	/* Clear interrupt on tx frame completion. When this bit is
 	 * set an interrupt happens as soon as the frame is transmitted */
 	void (*set_tx_ic)(struct dma_desc *p);
-	/* Last tx segment reports the transmit status */
-	int (*get_tx_ls)(struct dma_desc *p);
 	/* Get the tag of the descriptor */
 	u16 (*get_rx_vlan_tci)(struct dma_desc *p);
 	/* Get the valid status of descriptor */
@@ -66,8 +63,6 @@ struct stmmac_desc_ops {
 	/* Return the transmit status looking at the TDES1 */
 	int (*tx_status)(struct stmmac_extra_stats *x,
 			 struct dma_desc *p, void __iomem *ioaddr);
-	/* Get the buffer size from the descriptor */
-	int (*get_tx_len)(struct dma_desc *p);
 	/* Handle extra events on specific interrupts hw dependent */
 	void (*set_rx_owner)(struct dma_desc *p, int disable_rx_ic);
 	/* Get the receive frame size */
@@ -116,22 +111,16 @@ struct stmmac_desc_ops {
 	stmmac_do_void_callback(__priv, desc, prepare_tso_tx_desc, __args)
 #define stmmac_set_tx_owner(__priv, __args...) \
 	stmmac_do_void_callback(__priv, desc, set_tx_owner, __args)
-#define stmmac_get_tx_owner(__priv, __args...) \
-	stmmac_do_callback(__priv, desc, get_tx_owner, __args)
 #define stmmac_release_tx_desc(__priv, __args...) \
 	stmmac_do_void_callback(__priv, desc, release_tx_desc, __args)
 #define stmmac_set_tx_ic(__priv, __args...) \
 	stmmac_do_void_callback(__priv, desc, set_tx_ic, __args)
-#define stmmac_get_tx_ls(__priv, __args...) \
-	stmmac_do_callback(__priv, desc, get_tx_ls, __args)
 #define stmmac_get_rx_vlan_tci(__priv, __args...) \
 	stmmac_do_callback(__priv, desc, get_rx_vlan_tci, __args)
 #define stmmac_get_rx_vlan_valid(__priv, __args...) \
 	stmmac_do_callback(__priv, desc, get_rx_vlan_valid, __args)
 #define stmmac_tx_status(__priv, __args...) \
 	stmmac_do_callback(__priv, desc, tx_status, __args)
-#define stmmac_get_tx_len(__priv, __args...) \
-	stmmac_do_callback(__priv, desc, get_tx_len, __args)
 #define stmmac_set_rx_owner(__priv, __args...) \
 	stmmac_do_void_callback(__priv, desc, set_rx_owner, __args)
 #define stmmac_get_rx_frame_len(__priv, __args...) \
diff --git a/drivers/net/ethernet/stmicro/stmmac/norm_desc.c b/drivers/net/ethernet/stmicro/stmmac/norm_desc.c
index 859cb9242a52..7c3a818c33c1 100644
--- a/drivers/net/ethernet/stmicro/stmmac/norm_desc.c
+++ b/drivers/net/ethernet/stmicro/stmmac/norm_desc.c
@@ -55,11 +55,6 @@ static int ndesc_get_tx_status(struct stmmac_extra_stats *x,
 	return ret;
 }
 
-static int ndesc_get_tx_len(struct dma_desc *p)
-{
-	return (le32_to_cpu(p->des1) & RDES1_BUFFER1_SIZE_MASK);
-}
-
 /* This function verifies if each incoming frame has some errors
  * and, if required, updates the multicast statistics.
  * In case of success, it returns good_frame because the GMAC device
@@ -141,11 +136,6 @@ static void ndesc_init_tx_desc(struct dma_desc *p, int mode, int end)
 		ndesc_end_tx_desc_on_ring(p, end);
 }
 
-static int ndesc_get_tx_owner(struct dma_desc *p)
-{
-	return (le32_to_cpu(p->des0) & TDES0_OWN) >> 31;
-}
-
 static void ndesc_set_tx_owner(struct dma_desc *p)
 {
 	p->des0 |= cpu_to_le32(TDES0_OWN);
@@ -156,11 +146,6 @@ static void ndesc_set_rx_owner(struct dma_desc *p, int disable_rx_ic)
 	p->des0 |= cpu_to_le32(RDES0_OWN);
 }
 
-static int ndesc_get_tx_ls(struct dma_desc *p)
-{
-	return (le32_to_cpu(p->des1) & TDES1_LAST_SEGMENT) >> 30;
-}
-
 static void ndesc_release_tx_desc(struct dma_desc *p, int mode)
 {
 	int ter = (le32_to_cpu(p->des1) & TDES1_END_RING) >> 25;
@@ -291,14 +276,11 @@ static void ndesc_clear(struct dma_desc *p)
 const struct stmmac_desc_ops ndesc_ops = {
 	.tx_status = ndesc_get_tx_status,
 	.rx_status = ndesc_get_rx_status,
-	.get_tx_len = ndesc_get_tx_len,
 	.init_rx_desc = ndesc_init_rx_desc,
 	.init_tx_desc = ndesc_init_tx_desc,
-	.get_tx_owner = ndesc_get_tx_owner,
 	.release_tx_desc = ndesc_release_tx_desc,
 	.prepare_tx_desc = ndesc_prepare_tx_desc,
 	.set_tx_ic = ndesc_set_tx_ic,
-	.get_tx_ls = ndesc_get_tx_ls,
 	.set_tx_owner = ndesc_set_tx_owner,
 	.set_rx_owner = ndesc_set_rx_owner,
 	.get_rx_frame_len = ndesc_get_rx_frame_len,
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac.h b/drivers/net/ethernet/stmicro/stmmac/stmmac.h
index 51c96a738151..e98cb9f3a44c 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac.h
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac.h
@@ -302,9 +302,14 @@ struct stmmac_priv {
 	bool eee_active;
 	bool eee_sw_timer_en;
 	bool legacy_serdes_is_powered;
+	/* descriptor format:
+	 *  when clear: struct dma_desc or for tx TBS struct dma_edesc
+	 *  when set, struct dma_extended_desc
+	 */
+	bool extend_desc;
+	/* chain_mode: requested descriptor mode */
+	bool chain_mode;
 	unsigned int mode;
-	unsigned int chain_mode;
-	int extend_desc;
 	struct kernel_hwtstamp_config tstamp_config;
 	struct ptp_clock *ptp_clock;
 	struct ptp_clock_info ptp_clock_ops;
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 8772d735c577..029e9b518160 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -968,7 +968,8 @@ static int stmmac_mac_finish(struct phylink_config *config, unsigned int mode,
 	struct stmmac_priv *priv = netdev_priv(ndev);
 
 	if (priv->plat->mac_finish)
-		priv->plat->mac_finish(ndev, priv->plat->bsp_priv, mode, interface);
+		priv->plat->mac_finish(ndev, priv->plat->bsp_priv, mode,
+				       interface);
 
 	return 0;
 }
@@ -1251,10 +1252,7 @@ static int stmmac_init_phy(struct net_device *dev)
 	    xpcs_get_an_mode(priv->hw->xpcs, mode) == DW_AN_C73)
 		return 0;
 
-	fwnode = priv->plat->port_node;
-	if (!fwnode)
-		fwnode = dev_fwnode(priv->device);
-
+	fwnode = dev_fwnode(priv->device);
 	if (fwnode)
 		phy_fwnode = fwnode_get_phy_node(fwnode);
 	else
@@ -1312,7 +1310,6 @@ static int stmmac_phylink_setup(struct stmmac_priv *priv)
 {
 	struct stmmac_mdio_bus_data *mdio_bus_data;
 	struct phylink_config *config;
-	struct fwnode_handle *fwnode;
 	struct phylink_pcs *pcs;
 	struct phylink *phylink;
 
@@ -1399,11 +1396,8 @@ static int stmmac_phylink_setup(struct stmmac_priv *priv)
 			config->wol_mac_support |= WAKE_MAGIC;
 	}
 
-	fwnode = priv->plat->port_node;
-	if (!fwnode)
-		fwnode = dev_fwnode(priv->device);
-
-	phylink = phylink_create(config, fwnode, priv->plat->phy_interface,
+	phylink = phylink_create(config, dev_fwnode(priv->device),
+				 priv->plat->phy_interface,
 				 &stmmac_phylink_mac_ops);
 	if (IS_ERR(phylink))
 		return PTR_ERR(phylink);
@@ -3250,14 +3244,6 @@ static int stmmac_init_dma_engine(struct stmmac_priv *priv)
 	u32 chan = 0;
 	int ret = 0;
 
-	if (!priv->plat->dma_cfg || !priv->plat->dma_cfg->pbl) {
-		netdev_err(priv->dev, "Invalid DMA configuration\n");
-		return -EINVAL;
-	}
-
-	if (priv->extend_desc && (priv->mode == STMMAC_RING_MODE))
-		priv->plat->dma_cfg->atds = 1;
-
 	ret = stmmac_prereset_configure(priv);
 	if (ret)
 		return ret;
@@ -7345,7 +7331,7 @@ static int stmmac_hw_init(struct stmmac_priv *priv)
 	/* dwmac-sun8i only work in chain mode */
 	if (priv->plat->flags & STMMAC_FLAG_HAS_SUN8I)
 		chain_mode = 1;
-	priv->chain_mode = chain_mode;
+	priv->chain_mode = !!chain_mode;
 
 	/* Initialize HW Interface */
 	ret = stmmac_hwif_init(priv);
@@ -7450,6 +7436,14 @@ static int stmmac_hw_init(struct stmmac_priv *priv)
 			return ret;
 	}
 
+	/* Set alternate descriptor size (which tells the hardware that
+	 * descriptors are 8 32-bit words) when using extended descriptors
+	 * with ring mode. Only applicable for pre-v4.0 cores. Platform glue
+	 * is not expected to change this.
+	 */
+	priv->plat->dma_cfg->atds = priv->extend_desc &&
+				    priv->mode == STMMAC_RING_MODE;
+
 	/* Rx Watchdog is available in the COREs newer than the 3.40.
 	 * In some case, for example on bugged HW this feature
 	 * has to be disable and this can be done by passing the
@@ -7729,6 +7723,11 @@ static int __stmmac_dvr_probe(struct device *device,
 	u32 rxq;
 	int i, ret = 0;
 
+	if (!plat_dat->dma_cfg || !plat_dat->dma_cfg->pbl) {
+		dev_err(device, "invalid DMA configuration\n");
+		return -EINVAL;
+	}
+
 	ndev = devm_alloc_etherdev_mqs(device, sizeof(struct stmmac_priv),
 				       MTL_MAX_TX_QUEUES, MTL_MAX_RX_QUEUES);
 	if (!ndev)
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
index a7c2496b39f2..485a0d790baa 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
@@ -430,7 +430,7 @@ int stmmac_pcs_setup(struct net_device *ndev)
 	struct dw_xpcs *xpcs = NULL;
 	int addr, ret;
 
-	devnode = priv->plat->port_node;
+	devnode = dev_fwnode(priv->device);
 
 	if (priv->plat->pcs_init) {
 		ret = priv->plat->pcs_init(priv);
@@ -649,10 +649,7 @@ int stmmac_mdio_register(struct net_device *ndev)
 		stmmac_xgmac2_mdio_read_c45(new_bus, 0, 0, 0);
 
 	/* If fixed-link is set, skip PHY scanning */
-	fwnode = priv->plat->port_node;
-	if (!fwnode)
-		fwnode = dev_fwnode(priv->device);
-
+	fwnode = dev_fwnode(priv->device);
 	if (fwnode) {
 		fixed_node = fwnode_get_named_child_node(fwnode, "fixed-link");
 		if (fixed_node) {
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
index 5c9fd91a1db9..c34998486293 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
@@ -446,9 +446,6 @@ stmmac_probe_config_dt(struct platform_device *pdev, u8 *mac)
 	 * they are not converted to phylink. */
 	plat->phy_node = of_parse_phandle(np, "phy-handle", 0);
 
-	/* PHYLINK automatically parses the phy-handle property */
-	plat->port_node = of_fwnode_handle(np);
-
 	/* Get max speed of operation from device tree */
 	of_property_read_u32(np, "max-speed", &plat->max_speed);
 
diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h
index b96ae9dadfab..2fc169c7117e 100644
--- a/include/linux/stmmac.h
+++ b/include/linux/stmmac.h
@@ -97,8 +97,8 @@ struct stmmac_dma_cfg {
 	int txpbl;
 	int rxpbl;
 	bool pblx8;
-	int fixed_burst;
-	int mixed_burst;
+	bool fixed_burst;
+	bool mixed_burst;
 	bool aal;
 	bool eame;
 	bool multi_msi_en;
@@ -225,7 +225,6 @@ struct plat_stmmacenet_data {
 	phy_interface_t phy_interface;
 	struct stmmac_mdio_bus_data *mdio_bus_data;
 	struct device_node *phy_node;
-	struct fwnode_handle *port_node;
 	struct device_node *mdio_node;
 	struct stmmac_dma_cfg *dma_cfg;
 	struct stmmac_safety_feature_cfg *safety_feat_cfg;