diff --git a/drivers/net/designware_eqos.c b/drivers/net/designware_eqos.c
index acb4b95..cb52f39 100644
--- a/drivers/net/designware_eqos.c
+++ b/drivers/net/designware_eqos.c
@@ -199,7 +199,7 @@
 static int eqos_mdio_read(struct mii_bus *bus, int addr, int reg)
 {
 	struct eqos *eqos = bus->priv;
-	u32 miiaddr;
+	u32 miiaddr = MII_BUSY;
 	int ret;
 
 	ret = eqos_mdio_wait_idle(eqos);
@@ -208,18 +208,13 @@
 		return ret;
 	}
 
-	miiaddr = readl(&eqos->mac_regs->mdio_address);
-	miiaddr &= EQOS_MDIO_ADDR_SKAP | EQOS_MDIO_ADDR_C45E;
+	miiaddr |= EQOS_MDIO_ADDR(addr) | EQOS_MDIO_REG(reg);
+	miiaddr |= EQOS_MDIO_CLK_CSR(eqos->ops->clk_csr);
 	miiaddr |= EQOS_MDIO_ADDR_GOC_READ << EQOS_MDIO_ADDR_GOC_SHIFT;
 
-	miiaddr |= EQOS_MDIO_CLK_CSR(eqos->ops->clk_csr);
-	miiaddr |= EQOS_MDIO_ADDR(addr) | EQOS_MDIO_REG(reg);
-	miiaddr |= MII_BUSY;
-
+	writel(0, &eqos->mac_regs->mdio_data);
 	writel(miiaddr, &eqos->mac_regs->mdio_address);
 
-	udelay(eqos->ops->mdio_wait_us);
-
 	ret = eqos_mdio_wait_idle(eqos);
 	if (ret) {
 		dev_err(&bus->dev, "MDIO read didn't complete\n");
@@ -232,7 +227,7 @@
 static int eqos_mdio_write(struct mii_bus *bus, int addr, int reg, u16 data)
 {
 	struct eqos *eqos = bus->priv;
-	u32 miiaddr = 0;
+	u32 miiaddr = MII_BUSY;
 	int ret;
 
 	ret = eqos_mdio_wait_idle(eqos);
@@ -241,19 +236,13 @@
 		return ret;
 	}
 
-	miiaddr = readl(&eqos->mac_regs->mdio_address);
-	miiaddr &= EQOS_MDIO_ADDR_SKAP | EQOS_MDIO_ADDR_C45E;
-	miiaddr |= EQOS_MDIO_ADDR_GOC_WRITE << EQOS_MDIO_ADDR_GOC_SHIFT;
-
-	miiaddr |= EQOS_MDIO_CLK_CSR(eqos->ops->clk_csr);
 	miiaddr |= EQOS_MDIO_ADDR(addr) | EQOS_MDIO_REG(reg);
-	miiaddr |= MII_BUSY;
+	miiaddr |= EQOS_MDIO_CLK_CSR(eqos->ops->clk_csr);
+	miiaddr |= EQOS_MDIO_ADDR_GOC_WRITE << EQOS_MDIO_ADDR_GOC_SHIFT;
 
 	writel(data, &eqos->mac_regs->mdio_data);
 	writel(miiaddr, &eqos->mac_regs->mdio_address);
 
-	udelay(eqos->ops->mdio_wait_us);
-
 	ret = eqos_mdio_wait_idle(eqos);
 	if (ret)
 		dev_err(&bus->dev, "MDIO read didn't complete\n");
diff --git a/drivers/net/designware_eqos.h b/drivers/net/designware_eqos.h
index f794195..30f4f02 100644
--- a/drivers/net/designware_eqos.h
+++ b/drivers/net/designware_eqos.h
@@ -17,7 +17,6 @@
 	unsigned long (*get_csr_clk_rate)(struct eqos *);
 
 	bool enh_desc;
-	int mdio_wait_us;
 
 #define EQOS_MAC_RXQ_CTRL0_RXQ0EN_SHIFT		0
 #define EQOS_MAC_RXQ_CTRL0_RXQ0EN_MASK		3
diff --git a/drivers/net/designware_stm32.c b/drivers/net/designware_stm32.c
index 1e0cdfa..2e2af89 100644
--- a/drivers/net/designware_stm32.c
+++ b/drivers/net/designware_stm32.c
@@ -180,7 +180,6 @@
 	.adjust_link = eqos_adjust_link,
 	.get_csr_clk_rate = eqos_get_csr_clk_rate_stm32,
 
-	.mdio_wait_us = 10 * USEC_PER_MSEC,
 	.clk_csr = EQOS_MDIO_ADDR_CR_250_300,
 	.config_mac = EQOS_MAC_RXQ_CTRL0_RXQ0EN_ENABLED_AV,
 };
diff --git a/drivers/net/designware_tegra186.c b/drivers/net/designware_tegra186.c
index 20521db..5348f65 100644
--- a/drivers/net/designware_tegra186.c
+++ b/drivers/net/designware_tegra186.c
@@ -280,7 +280,6 @@
 	.adjust_link = eqos_adjust_link_tegra186,
 	.get_csr_clk_rate = eqos_get_csr_clk_rate_tegra186,
 
-	.mdio_wait_us = 10,
 	.clk_csr = EQOS_MDIO_ADDR_CR_20_35,
 	.config_mac = EQOS_MAC_RXQ_CTRL0_RXQ0EN_ENABLED_DCB,
 };