diff --git a/drivers/net/can/spi/mcp251x.c b/drivers/net/can/spi/mcp251x.c
index 3bf57bc9b3ff049507f4d909628e461c3fe35463..22d814ae4edcd30b1bc4d6ae658e0d5936b62a47 100644
--- a/drivers/net/can/spi/mcp251x.c
+++ b/drivers/net/can/spi/mcp251x.c
@@ -322,8 +322,12 @@ static u8 mcp251x_read_reg(struct spi_device *spi, u8 reg)
 	priv->spi_tx_buf[0] = INSTRUCTION_READ;
 	priv->spi_tx_buf[1] = reg;
 
-	mcp251x_spi_trans(spi, 3);
-	val = priv->spi_rx_buf[2];
+	if (spi->controller->flags & SPI_CONTROLLER_HALF_DUPLEX) {
+		spi_write_then_read(spi, priv->spi_tx_buf, 2, &val, 1);
+	} else {
+		mcp251x_spi_trans(spi, 3);
+		val = priv->spi_rx_buf[2];
+	}
 
 	return val;
 }
@@ -335,10 +339,18 @@ static void mcp251x_read_2regs(struct spi_device *spi, u8 reg, u8 *v1, u8 *v2)
 	priv->spi_tx_buf[0] = INSTRUCTION_READ;
 	priv->spi_tx_buf[1] = reg;
 
-	mcp251x_spi_trans(spi, 4);
+	if (spi->controller->flags & SPI_CONTROLLER_HALF_DUPLEX) {
+		u8 val[2] = { 0 };
 
-	*v1 = priv->spi_rx_buf[2];
-	*v2 = priv->spi_rx_buf[3];
+		spi_write_then_read(spi, priv->spi_tx_buf, 2, val, 2);
+		*v1 = val[0];
+		*v2 = val[1];
+	} else {
+		mcp251x_spi_trans(spi, 4);
+
+		*v1 = priv->spi_rx_buf[2];
+		*v2 = priv->spi_rx_buf[3];
+	}
 }
 
 static void mcp251x_write_reg(struct spi_device *spi, u8 reg, u8 val)
@@ -657,8 +669,16 @@ static void mcp251x_hw_rx_frame(struct spi_device *spi, u8 *buf,
 			buf[i] = mcp251x_read_reg(spi, RXBCTRL(buf_idx) + i);
 	} else {
 		priv->spi_tx_buf[RXBCTRL_OFF] = INSTRUCTION_READ_RXB(buf_idx);
-		mcp251x_spi_trans(spi, SPI_TRANSFER_BUF_LEN);
-		memcpy(buf, priv->spi_rx_buf, SPI_TRANSFER_BUF_LEN);
+		if (spi->controller->flags & SPI_CONTROLLER_HALF_DUPLEX) {
+			spi_write_then_read(spi, priv->spi_tx_buf, 1,
+					    priv->spi_rx_buf,
+					    SPI_TRANSFER_BUF_LEN);
+			memcpy(buf + 1, priv->spi_rx_buf,
+			       SPI_TRANSFER_BUF_LEN - 1);
+		} else {
+			mcp251x_spi_trans(spi, SPI_TRANSFER_BUF_LEN);
+			memcpy(buf, priv->spi_rx_buf, SPI_TRANSFER_BUF_LEN);
+		}
 	}
 }